CN212742088U - Heating system for pitch - Google Patents
Heating system for pitch Download PDFInfo
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- CN212742088U CN212742088U CN202021464874.XU CN202021464874U CN212742088U CN 212742088 U CN212742088 U CN 212742088U CN 202021464874 U CN202021464874 U CN 202021464874U CN 212742088 U CN212742088 U CN 212742088U
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- heating
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- asphalt
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Abstract
The utility model relates to a heating system for asphalt, which comprises a heating tank, a feeding port is arranged at the top of the heating tank, a discharge port is arranged at the bottom of the heating tank, a fixed pipe is arranged inside the heating tank, a heating pipe is arranged around the outer wall of the fixed pipe, a heating plate is arranged on the outer wall of the heating tank, a heat-insulating layer is arranged outside the heating plate, a heat-insulating pipeline is arranged on the discharge port, one end of the heat-insulating pipeline is provided with a heating device for reheating asphalt, one side of the heating device, which is far away from the heat-insulating pipeline, is provided with a three-way valve, the three-way valve comprises a first outlet, a second outlet and a third outlet, the first outlet is connected with the output end of the heating device, the second outlet is connected with the input end of the heating device through a return pipe, the heating efficiency is high, and the time of asphalt in the heating tank can be shortened by heating twice, so that the production efficiency is improved.
Description
Technical Field
The utility model relates to a heating system for pitch.
Background
The production of the hot-mix asphalt concrete is a process of fully stirring asphalt, hot aggregate, powder and other external additives according to a certain gradation so as to form a uniform mixture. In this process, to ensure good fluidity of the asphalt and to ensure that the produced mixture reaches a predetermined temperature range, it is usually necessary to heat the asphalt to 120-150 ℃ during storage and pumping of the asphalt. The existing asphalt heating is generally transmitted to the asphalt heating through the external heating of the tank body, the heating mode is slow in heating and low in production efficiency, in addition, the existing asphalt heating and heat preservation process is generally only a heavy heating process, the asphalt heat conductivity coefficient is very low, so the heat transfer process is long, the asphalt needs to be heated for a long time before production, the storage capacity of the asphalt is generally large, the heating space is limited, and therefore improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a heating system for pitch that multiple heating, inside and outside concurrent heating, production efficiency is high.
The technical scheme of the utility model is realized like this: the utility model provides a heating system for pitch, includes the heating jar, the heating tank deck portion is equipped with the dog-house, the heating jar bottom is equipped with discharge gate, its characterized in that: the utility model discloses a pitch heating device, including heating tank, heating device, heating pipe, heating device, heating tank, heating pipe, heating device, heating tank, heating pipe, heating device, heating pipe, heating device, heating pipe.
By adopting the technical scheme, when in use, asphalt is put into the heating tank from the feed opening, the heating pipe is started to heat the asphalt in the heating tank, the heating plate is started to heat the side wall of the heating tank, the side wall of the heating tank is made of heat conduction material, the heating plate transfers heat to the interior of the heating tank through the side wall of the heating tank to heat the asphalt, the interior and the exterior of the heating tank are heated simultaneously, the softening rate of the asphalt is greatly accelerated, the heat preservation effect of a heat preservation and insulation layer is good, the heat dissipation can be avoided, the energy is fully utilized, the asphalt in the heating tank is softened to have certain fluidity and then flows out from the discharge port, and enters the heating device through the heat preservation pipeline to be heated for the second time, the asphalt is heated to the temperature required by production by the second time, the asphalt flows out to the three-way valve through the heat, if the temperature that detects is less than predetermined value, then pitch heats once more through the back flow backward flow to heating device's input to adjustment controller adjusts heating device, makes heating device's heating temperature rise, if the temperature that detects has reached predetermined value, then pitch carries away through the conveyer pipe and produces, compares with prior art, the utility model discloses inside and outside common heating, heating efficiency is high, carries out twice heating, can shorten the time of pitch in the heating tank, has improved production efficiency.
The utility model discloses further set up to: the heating device comprises a shell, a material storage pipe is arranged in the shell, a moving device is arranged above the material storage pipe and comprises a lead screw, a stepping motor is arranged on the outer wall of the shell, one end of the lead screw is rotatably connected with the side wall of the shell, the other end of the lead screw penetrates through the side wall of the shell and is connected with the output end of the stepping motor in a transmission mode, a moving frame is arranged on the lead screw in a transmission mode, the upper end of the moving frame is slidably connected with the inner wall of the top of the shell, and a heater is arranged at the.
Through adopting above-mentioned technical scheme, pitch gets into and arranges in the material storage pipe behind the heating device, material storage pipe lateral wall is the heat conduction material, the heater is connected with the adjustment control ware electricity, pitch gets into material storage pipe after the heater opens and heats the pitch in the material storage pipe, step motor starts to drive the lead screw and rotates among the heating process, the lead screw rotates and transmits the transmission and puts up a driving force for removing, remove the inside sliding connection in frame upper end and casing top, the rotation that removes the frame has been restricted, then remove the frame along lead screw length direction horizontal migration, step motor can receive pulse signal, then drive lead screw corotation and reversal according to certain frequency, remove the frame and remove about the level on the lead screw, remove the frame and remove about driving the heater level, make the heating.
The utility model discloses further set up to: the heating tank is characterized in that an exhaust pipe is arranged on the outer wall of the heating tank, and the exhaust pipe enables the interior of the heating tank to be communicated with the outside.
Through adopting above-mentioned technical scheme, the pitch softening in-process can emit the flue gas, makes the atmospheric pressure in the heating jar rise, can make heating jar and external atmospheric pressure balance through the blast pipe, avoids heating jar to damage.
The utility model discloses further set up to: the moving devices are arranged on the upper side and the lower side of the material storage pipe and are symmetrically distributed on the upper side and the lower side of the material storage pipe.
By adopting the technical scheme, the two moving devices are symmetrically arranged on the upper side and the lower side of the material storage pipe, so that the upper part and the lower part of the heating pipe are uniformly heated, and the heating efficiency is improved.
The utility model discloses further set up to: the discharge hole is provided with a discharge valve.
Through adopting above-mentioned technical scheme, whether ejection of compact can the control heating jar of bleeder valve, pitch when heating in the heating jar, the bleeder valve is closed, and pitch is heated to having certain mobility after, and the bleeder valve is opened, and pitch that has certain mobility passes through the discharge gate and flows.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a heating device according to an embodiment of the present invention.
The labels in the figures are:
1-heating tank, 2-feeding port, 3-discharging port, 4-fixed pipe, 5-heating pipe, 6-heating plate, 7-heat preservation and insulation layer, 8-heat preservation pipe, 9-heating device, 10-first outlet, 11-second outlet, 12-third outlet, 13-return pipe, 14-conveying pipe, 15-temperature detector, 16-adjusting controller, 17-shell, 18-storage pipe, 19-screw rod, 20-stepping motor, 21-moving rack, 22-heater, 23-exhaust pipe and 24-discharge valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model discloses a heating system for pitch, including heating jar 1, heating jar 1 top is equipped with dog-house 2, heating jar 1 bottom is equipped with discharge gate 3 in the embodiment of the utility model: a fixed pipe 4 is arranged in the heating tank 1, a heating pipe 5 is arranged on the outer wall of the fixed pipe 4 in a surrounding manner, a heating plate 6 is arranged on the outer wall of the heating tank 1, a heat preservation and insulation layer 7 is arranged outside the heating plate 6, the discharge port 3 is provided with a heat insulation pipeline 8, one end of the heat insulation pipeline 8 far away from the discharge port 3 is provided with a heating device 9 for reheating asphalt, a three-way valve is arranged on one side of the heating device 9 far away from the heat preservation pipeline 8, the three-way valve comprises a first outlet 10, a second outlet 11 and a third outlet 12, the first outlet 10 is connected with the output end of the heating device 9 through the heat preservation pipeline 8, the second outlet 11 is connected with the input end of the heating device 9 through the return pipe 13, the third outlet 12 is connected with a delivery pipe 14, the three-way valve is provided with a temperature detector 15, and one side of the heating device 9 is provided with an adjusting controller 16.
By adopting the technical scheme, when in use, asphalt is put into the heating tank 1 from the feeding port 2, the heating pipe 5 is started to heat the asphalt in the heating tank 1, the heating plate 6 is started to heat the side wall of the heating tank 1, the side wall of the heating tank 1 is made of heat conduction material, the heating plate 6 transfers the heat to the interior of the heating tank 1 through the side wall of the heating tank 1 to heat the asphalt, so that the inside and the outside are simultaneously heated, the softening speed of the asphalt is greatly accelerated, the heat preservation and insulation layer 7 has good heat preservation effect, the heat dissipation can be avoided, the energy is fully utilized, the asphalt in the heating tank 1 is softened to have certain fluidity and then flows out from the discharge port 3, and enters the heating device 9 through the heat preservation pipeline 8 to be heated for the second time, the asphalt is heated to the temperature required by production by the second heating, and flows out to the three, whether the temperature that thermodetector 15 detected pitch reaches required value, if the temperature that detects is less than predetermined value, then pitch flows back to heating device 9's input through back flow 13 and heats once more, and adjustment controller 16 adjusts heating device 9, makes heating device 9's heating temperature rise, if the temperature that detects has reached predetermined value, then pitch carries away through conveyer pipe 14 and produces, compares with prior art, the utility model discloses inside and outside heat jointly, and heating efficiency is high, carries out twice heating, can shorten the time of pitch in heating tank 1, has improved production efficiency.
In the embodiment of the present invention: heating device 9 includes casing 17, be equipped with in the casing 17 and deposit material pipe 18, it is equipped with the mobile device to deposit material pipe 18 top, the mobile device includes lead screw 19, be equipped with step motor 20 on the casing 17 outer wall, 19 one end of lead screw are connected with casing 17 lateral wall rotation, 19 other ends of lead screw run through behind the casing 17 lateral wall and are connected with step motor 20 output transmission, the transmission is equipped with removal frame 21 on the lead screw 19, remove frame 21 upper end and casing 17 top inner wall sliding connection, removal frame 21 lower extreme is equipped with heater 22.
By adopting the above technical scheme, pitch gets into and arranges in storage pipe 18 behind heating device 9, storage pipe 18 lateral wall is the heat conduction material, heater 22 is connected with adjustment controller 16 electricity, heater 22 opens and heats the pitch in storage pipe 18 after pitch gets into storage pipe 18, step motor 20 starts and drives lead screw 19 and rotate in the heating process, lead screw 19 rotates and transmits a driving force for removing frame 21, remove the inside sliding connection in frame 21 upper end and casing 17 top, the rotation of removing frame 21 has been restricted, then remove frame 21 along lead screw 19 length direction horizontal migration, step motor 20 can receive pulse signal, then drive lead screw 19 corotation and reversal according to certain frequency, remove frame 21 and remove about the level on lead screw 19, remove frame 21 and remove about driving heater 22 level, make the heating of pitch more even.
In the embodiment of the present invention: an exhaust pipe 23 is arranged on the outer wall of the heating tank 1, and the exhaust pipe 23 enables the interior of the heating tank 1 to be communicated with the outside.
Through adopting above-mentioned technical scheme, the pitch softening in-process can emit the flue gas, makes the atmospheric pressure in the heating jar 1 rise, can make heating jar 1 balanced with external atmospheric pressure through blast pipe 23, avoids heating jar 1 to damage.
In the embodiment of the present invention: the moving devices are arranged in two and are symmetrically distributed on the upper side and the lower side of the material storage pipe 18.
By adopting the technical scheme, the moving devices are provided with two moving devices which are symmetrically arranged at the upper side and the lower side of the material storage pipe 18, so that the upper part and the lower part of the heating pipe 5 are uniformly heated, and the heating efficiency is improved.
In the embodiment of the present invention: the discharge port 3 is provided with a discharge valve 24.
Through adopting above-mentioned technical scheme, whether discharge valve 24 can control heating jar 1 ejection of compact, and pitch is when heating jar 1 internal heating, and discharge valve 24 closes, and pitch is heated to having certain mobility after, and discharge valve 24 opens, and pitch that has certain mobility passes through discharge gate 3 outflow.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a heating system for pitch, includes heating jar (1), heating jar (1) top is equipped with dog-house (2), heating jar (1) bottom is equipped with discharge gate (3), its characterized in that: the heating device is characterized in that a fixed pipe (4) is arranged inside the heating tank (1), a heating pipe (5) is arranged on the outer wall of the fixed pipe (4) in an encircling manner, a heating plate (6) is arranged on the outer wall of the heating tank (1), a heat insulation layer (7) is arranged outside the heating plate (6), a heat insulation pipeline (8) is arranged on the discharge port (3), a heating device (9) for reheating asphalt is arranged at one end, away from the discharge port (3), of the heat insulation pipeline (8), a three-way valve is arranged at one side, away from the heat insulation pipeline (8), of the heating device (9), and comprises a first outlet (10), a second outlet (11) and a third outlet (12), wherein the first outlet (10) is connected with the output end of the heating device (9) through the heat insulation pipeline (8), the second outlet (11) is connected with the input end of the heating device (9, the third outlet (12) is connected with a conveying pipe (14), a temperature detector (15) is arranged on the three-way valve, and an adjusting controller (16) is arranged on one side of the heating device (9).
2. The heating system for asphalt according to claim 1, wherein: heating device (9) include casing (17), be equipped with in casing (17) and deposit material pipe (18), it is equipped with the mobile device to deposit material pipe (18) top, the mobile device includes lead screw (19), be equipped with step motor (20) on casing (17) outer wall, lead screw (19) one end is rotated with casing (17) lateral wall and is connected, lead screw (19) other end runs through behind casing (17) lateral wall and is connected with step motor (20) output transmission, the transmission is equipped with on lead screw (19) removes frame (21), remove frame (21) upper end and casing (17) top inner wall sliding connection, it is equipped with heater (22) to remove frame (21) lower extreme.
3. A heating system for asphalt according to claim 2, wherein: be equipped with blast pipe (23) on heating jar (1) outer wall, blast pipe (23) make heating jar (1) inside and external intercommunication.
4. A heating system for asphalt according to claim 3, wherein: the moving devices are arranged in two and are symmetrically distributed on the upper side and the lower side of the material storage pipe (18).
5. The heating system for asphalt according to claim 4, wherein: the discharge hole (3) is provided with a discharge valve (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021464874.XU CN212742088U (en) | 2020-07-22 | 2020-07-22 | Heating system for pitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021464874.XU CN212742088U (en) | 2020-07-22 | 2020-07-22 | Heating system for pitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212742088U true CN212742088U (en) | 2021-03-19 |
Family
ID=75037740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021464874.XU Active CN212742088U (en) | 2020-07-22 | 2020-07-22 | Heating system for pitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212742088U (en) |
-
2020
- 2020-07-22 CN CN202021464874.XU patent/CN212742088U/en active Active
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