CN113353474B - Intelligent composite heating asphalt tank - Google Patents
Intelligent composite heating asphalt tank Download PDFInfo
- Publication number
- CN113353474B CN113353474B CN202110794789.2A CN202110794789A CN113353474B CN 113353474 B CN113353474 B CN 113353474B CN 202110794789 A CN202110794789 A CN 202110794789A CN 113353474 B CN113353474 B CN 113353474B
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- tank body
- hole
- shell
- electric heating
- tank
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/744—Large containers having means for heating, cooling, aerating or other conditioning of contents heating or cooling through the walls or internal parts of the container, e.g. circulation of fluid inside the walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Road Paving Machines (AREA)
Abstract
The invention belongs to the technical field of engineering machinery, and provides an intelligent composite heating asphalt tank, which comprises: a tank body; the electric heating pipes are arranged in the radial direction, one end of each electric heating pipe is positioned in the tank body, the other end of each electric heating pipe extends out of the tank body, and one end of each electric heating pipe positioned outside the tank body is connected with the side wall of the tank body; and the heat conduction coil is spirally arranged in the tank body and is used for being communicated with the hot oil furnace. Through the technical scheme, the problem of environmental pollution caused by heating of the hot oil furnace in the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of engineering machinery, and relates to an intelligent composite heating asphalt tank.
Background
In civil engineering, asphalt is a waterproof material and an anticorrosive material which are widely applied, and is mainly applied to waterproofing of roofs, floors and underground structures and anticorrosion of wood and steel. Asphalt is also a pavement structure cementing material widely applied in road engineering, and can be matched with mineral materials with different compositions in proportion to build asphalt pavements with different structures, so that the highway is widely applied. Asphalt needs to be heated when in use, and the asphalt heating tank can realize the automatic heating of asphalt, which is essential in engineering construction. At present, most asphalt heating tanks are heated by heat conduction oil coils, and the heat conduction oil coils are communicated with an external hot oil furnace and used for providing heat energy sources for the heat conduction oil coils. The waste gas that hot oil furnace during operation produced can pollute the surrounding environment, and hot oil furnace in case break down in addition will lead to equipment to shut down, influences the continuity of whole construction.
Disclosure of Invention
The invention provides an intelligent composite heating asphalt tank, which solves the problem of environmental pollution caused by heating of a hot oil furnace in the prior art.
The technical scheme of the invention is realized as follows: comprises that
A tank body;
the electrothermal tubes are arranged in the radial direction respectively, one ends of the electrothermal tubes are located in the tank body, the other ends of the electrothermal tubes extend out of the tank body, and one ends of the electrothermal tubes located outside the tank body are connected with the side wall of the tank body.
Further, still include:
and the heat conduction coil is spirally arranged in the tank body and is used for being communicated with the hot oil furnace.
Further, still include:
the support frame sets up the jar is internal for support the heat conduction coil pipe, the support frame is a plurality of, and is a plurality of the support frame is followed the circumference evenly distributed of the jar body.
Further, a plurality of sleeves are arranged on the outer wall of the tank body along the circumferential direction, threads are arranged on the inner wall of each sleeve, and one end of each electric heating tube extends out of the tank body and is connected with the corresponding sleeve through the threads.
Further, still include:
the wiring groove is arranged on the outer wall of the tank body and arranged along the bus direction of the tank body, and is used for arranging wires which are connected with the electric heating tube through a throat hoop.
Further, still include:
the radar liquid level meter is arranged on the upper cover of the tank body and is used for being connected with the control box.
Further, still include:
the thermometer is arranged on the side wall of the tank body, one end of the thermometer is positioned in the tank body, and the other end of the thermometer is used for being connected with the control box.
Further, still include:
and the liquid level switch is arranged on the upper cover of the tank body and is used for being connected with the control box.
Further, the liquid level switch is an air type liquid level switch, including:
the bottom of the shell is provided with a first through hole;
the upper end of the air pipe is communicated with the first through hole, and the lower end of the air pipe is opened;
the diaphragm is arranged in the shell, is positioned at the bottom of the shell and is used for sealing the first through hole;
the micro switch is arranged inside the shell and comprises a driving rod and an output end, the driving rod of the micro switch is located above the diaphragm, and the output end of the micro switch is used for being connected with the control box.
Further, the inner wall of the first through hole is provided with threads, and the upper end of the air pipe is arranged in the first through hole through the threads.
The working principle and the beneficial effects of the invention are as follows:
according to the invention, the heating pipes are arranged in the tank body in a radial arrangement manner, so that the asphalt in the tank body can be uniformly heated. One end of the electric heating tube is arranged on the tank body to play a role in fixing the electric heating tube, and one end of the electric heating tube extends out of the tank body to realize connection with an external power supply.
Compared with the traditional oil heating furnace, the electric heating tube heating is more beneficial to environmental protection; and each electrothermal tube works independently, and one electrothermal tube is damaged, so that the work of other electrothermal tubes is not influenced, and the risk of equipment halt is low.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an installation structure of the electric heating tube of the present invention;
FIG. 3 is a schematic view of the supporting frame of the present invention;
FIG. 4 is a schematic view of the overall structure of the liquid level switch of the present invention;
FIG. 5 is a schematic view of the internal structure of the liquid level switch of the present invention (without the diaphragm);
FIG. 6 is a schematic view of the operating principle of the liquid level switch according to the present invention;
FIG. 7 is a schematic view of the structure of the diaphragm of the present invention;
in the figure: 1 jar body, 2 electrothermal tubes, 3 heat conduction coil pipes, 4 support frames, 41 bracing pieces, 42U type piece, 43 fasteners, 44 fixed blocks, 45 screw rods, 5 sleeves, 6 trough, 7 radar level gauges, 8 thermometers, 9 level switch, 91 casing, 911 inferior valve, the first through-hole of 9111, the first recess of 9112, the 912 epitheca, the 9121 second through-hole, the 9122 third through-hole, the 92 trachea, 93 diaphragm, 931 sealing membrane, 932 driving piece, 9321 bellying, 94 micro-gap switch, the 941 actuating lever, 95 lids, 96 mounting flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
As shown in fig. 1 to 7, the intelligent composite heating asphalt tank of the embodiment includes:
a tank body 1;
the electric heating tubes 2 are multiple, the electric heating tubes 2 are respectively arranged along the radial direction, one end of each electric heating tube 2 is positioned in the tank body 1, the other end of each electric heating tube extends out of the tank body 1, and the end positioned outside the tank body 1 is connected with the side wall of the tank body 1.
In the embodiment, a plurality of heating pipes arranged in a radial shape are arranged in the tank body 1, so that the asphalt in the tank body 1 is uniformly heated. One end of the electric heating tube 2 is arranged on the tank body 1 to play a role of fixing the electric heating tube 2, and one end of the electric heating tube 2 extends out of the tank body 1 to realize the connection with an external power supply.
Compared with the heating of a traditional oil heating furnace, the heating of the electric heating tube 2 is more beneficial to environmental protection; and each electrothermal tube 2 works independently, and one electrothermal tube 2 is damaged, so that the work of other electrothermal tubes 2 is not influenced, and the risk of equipment halt is low.
Further, the method also comprises the following steps:
and the heat conducting coil 3 is spirally arranged in the tank body 1, and the heat conducting coil 3 is communicated with the hot oil furnace.
The present embodiment retains the original heat conducting coil 3 in the prior art, and realizes the composite heating of the heat conducting coil 3 and the electric heating tube 2, so as to increase the heating speed. Also can only adopt a heating method according to actual need, for example, when equipment does not produce at night, for the trough electrovalence, it is cheaper, more environmental protection to use electrothermal tube 2 heating. When a certain equipment is in fault, the other heating mode can be switched to in time, and the construction equipment is ensured not to stop.
Further, the method also comprises the following steps:
Considering the weight of heat conduction coil pipe 3 self, set up a plurality of support frames 4, support heat conduction coil pipe 3, guarantee heat exchange efficiency.
The specific structure of the supporting frame 4 is shown in fig. 3, and includes:
the bottom of the supporting rod 41 is fixed in the tank body 1;
a U-shaped block 42U provided at a side of the support rod 41;
a fastener 43, the first end of which is hinged on the U-shaped block 42U, the second end of which is provided with threads, and the fastener 43 is hollow;
the fixed block 44, the fixed block 44 and the U-shaped block 42U are arranged on the same side of the supporting rod 41, and a threaded hole is formed in one side, away from the supporting frame 4, of the fixed block 44.
When installing the heat conducting coil 3, rotating the second end of the fastener 43, the second end of the fastener 43 being away from the fixing block 44, and passing the heat conducting coil 3 through the fastener 43; then, the fastening member 43 is rotated, and the second end of the fastening member 43 is inserted into the threaded hole, so that the heat conducting coil 3 is fixed, and the heat conducting coil 3 is prevented from falling due to self weight.
Further, the method also comprises the following steps:
the screw rod 45 and the first end of the fastening piece 43 are provided with through holes, the screw rod 45 penetrates through the through holes, and the two ends of the screw rod are fixed on the U-shaped block 42U through nuts.
The hinge joint of the fastener 43 on the supporting rod 41 is realized through the screw rod 45 and the nut, and the structure is simple and the operation is convenient.
Further, a plurality of sleeves 5 are arranged on the outer wall of the tank body 1 along the circumferential direction, threads are arranged on the inner wall of each sleeve 5, and one end of each electric heating tube 2 extends out of the tank body 1 and is connected with the corresponding sleeve 5 through the threads.
The sleeve 5 is arranged on the outer wall of the tank body 1, and the electric heating tube 2 is in threaded connection with the sleeve 5, so that the electric heating tube 2 is fixed in the tank body 1, and the tank is simple in structure and convenient to operate; when one electric heating tube 2 is damaged, the electric heating tube can be conveniently and timely taken down for maintenance without influencing the work of other electric heating tubes 2.
Further, still include:
and the wiring groove 6 is arranged on the outer wall of the tank body 1 and arranged along the bus direction of the tank body 1, and the wiring groove 6 is used for arranging a lead which is connected with the electrothermal tube 2 through a throat hoop.
The wire is fixed on the outer wall of the tank body 1 by arranging the wiring groove 6, so that the space is not occupied; the lead is fixed at one end of the electrothermal tube 2 outside the tank body 1 through the hose clamp, so that the operation is convenient and the connection is reliable.
Further, still include:
Set up radar level gauge 7 through the upper cover at jar body 1, can the liquid level of the real-time supervision jar body 1 to send to the control box, the control box shows liquid level data on the display screen, the audio-visual liquid level condition of understanding jar body 1 of the staff of being convenient for.
Further, still include:
and the thermometer 8 is arranged on the side wall of the tank body 1, one end of the thermometer is positioned in the tank body 1, and the other end of the thermometer is used for being connected with the control box.
The thermometer 8 is arranged on the side wall of the tank body 1, the temperature in the tank body 1 is monitored in real time and is sent to the control box, and when the temperature is too high, the control box timely reduces the power of the hot oil furnace or the electric heating tube 2, so that the asphalt in the tank body 1 is prevented from being burnt.
Further, still include:
and the liquid level switch 9 is arranged on the upper cover of the tank body 1, and the liquid level switch 9 is used for being connected with the control box.
If radar level gauge 7 is out of order, the liquid level condition in the jar body 1 will unable to be learnt to the control box, and this embodiment sets up level switch 9 through the lateral wall at the jar body 1, and when the liquid level in the jar body 1 reachd level switch 9 position, level switch 9 sent this information to the control box, and the leakage fluid dram was in time opened to the control box, avoided the interior pitch of the jar body 1 to spill over.
Further, the liquid level switch 9 is an air type liquid level switch 9, including:
the bottom of the shell 91 is provided with a first through hole 9111;
an air tube 92 having an upper end communicating with the first through hole 9111 and a lower end opened;
a diaphragm 93 disposed in the housing 91 and located at the bottom of the housing 91 for sealing the first through hole 9111;
the micro switch 94 is disposed inside the housing 91, the micro switch 94 includes a driving rod 941 and an output end, the driving rod 941 of the micro switch 94 is located above the diaphragm 93, and the output end of the micro switch 94 is connected to the control box.
Liquid level switch 9 is air formula liquid level switch 9 in this embodiment, and when using, through set up mounting flange 96 on trachea 92, the installation of realization in relevant position, the vertical setting of trachea 92, when the liquid level reachs the lower extreme of trachea 92, the air in liquid extrusion trachea 92, and air promotion diaphragm 93 produces ascending deformation, and diaphragm 93 promotes micro-gap switch 94's actuating lever 941, and micro-gap switch 94 moves, output signal to control box.
The embodiment is stable and reliable, strong in consistency and simple in installation, and detection elements (including the membrane 93 and the microswitch 94) and the like are not in direct contact with liquid, so that the liquid level detection alarm is suitable for liquid level detection and alarm of various oil products or high-viscosity liquid.
Further, the inner wall of the first through hole 9111 is provided with threads, and the upper end of the air tube 92 is disposed in the first through hole 9111 through the threads.
Further, the upper end of the air tube 92 is provided with a blocking part,
the casing 91 bottom is provided with first recess 9112, first recess 9112 and first through-hole 9111 intercommunication, and first recess 9112 is used for placing fender portion.
The upper end of the air pipe 92 is arranged in the first through hole 9111 through threads, so that the operation is simple and convenient; the upper end of trachea 92 is provided with the fender portion, when being connected trachea 92 and casing 91, passes first through-hole 9111 with trachea 92's lower extreme, and the card of fender portion is established in first recess 9112, avoids because the screw thread is not hard up, causes trachea 92 and casing 91 to be connected not hard up to influence the sealed effect of diaphragm 93 to trachea 92 upper end.
Further, the housing 91 includes a lower housing 911 and an upper housing 912 which are connected to each other, the first through hole 9111 and the diaphragm 93 are both disposed at the bottom of the lower housing 911, and a gap is left between the bottom of the upper housing 912 and the diaphragm 93;
the diaphragm 93 includes a sealing film 931 and a transmission piece 932, the sealing film 931 is disposed at the bottom of the lower case 911, one surface of the transmission piece 932 is bonded to the sealing film 931, and the other surface is provided with a protrusion 9321;
the micro switch 94 is disposed in the upper case 912 and located at the bottom of the upper case 912, the bottom of the upper case 912 is provided with a second through hole 9121, and the protrusion 9321 is movably disposed in the second through hole 9121.
The diaphragm 93 includes two parts of a sealing film 931 and a driving plate 932, when the liquid level reaches the lower end of the air tube 92, the air in the air tube 92 presses the sealing film 931 to deform, the sealing film 931 pushes the driving plate 932 upwards, the convex portion 9321 of the driving plate 932 pushes the driving rod 941 of the microswitch 94, and the microswitch 94 is actuated. Under the same pressure, the area of the protrusion 9321 is small, the generated pressure is strong, and the reliable action of the microswitch 94 is ensured.
Further, a drive rod 941 of the micro switch 94 is disposed in the second through hole 9121.
The setting of micro-gap switch 94's actuating lever 941 is in second through-hole 9121, and second through-hole 9121 plays the guide effect, avoids bellying 9321 and actuating lever 941 to produce lateral displacement to guarantee the promotion effect of drive plate 932 to actuating lever 941.
Further, the side wall of the upper casing 912 is provided with a third through hole 9122, and the output end of the micro switch 94 is led out through the third through hole 9122.
The output end of the microswitch 94 is led out through the third through hole 9122, and is conveniently connected with an external controller.
Further, the sealing film 931 is made of hydrogenated nitrile rubber.
The sealing membrane 931 is made of hydrogenated nitrile rubber, is made of highly saturated rubber, is resistant to corrosion of various oils and gases such as freon, and is resistant to the temperature of 150 ℃.
Further, the device also comprises a cover body 95, and the cover body 95 is detachably arranged at the upper end of the upper shell 912.
A cover body 95 is arranged above the upper shell 912 to protect the microswitch 94; the upper cover and the upper shell 912 are detachably connected, so that the micro switch 94 can be conveniently overhauled and replaced.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Intelligence combined heating pitch jar, its characterized in that: the method comprises the following steps:
a tank body (1);
the electric heating pipes (2) are arranged in a plurality of numbers, the electric heating pipes (2) are respectively arranged along the radial direction of the tank body (1), one end of each electric heating pipe (2) is positioned in the tank body (1), the other end of each electric heating pipe extends out of the tank body (1), and one end of each electric heating pipe positioned outside the tank body (1) is connected with the side wall of the tank body (1);
the liquid level switch (9) is arranged on the upper cover of the tank body (1), and the liquid level switch (9) is used for being connected with the control box;
the liquid level switch (9) is an air type liquid level switch (9) comprising:
the device comprises a shell (91), wherein a first through hole (9111) is formed in the bottom of the shell (91);
the upper end of the air pipe (92) is communicated with the first through hole (9111), and the lower end of the air pipe is opened;
a diaphragm (93) arranged in the shell (91) and positioned at the bottom of the shell (91) and used for sealing the first through hole (9111);
a micro switch (94) arranged inside the housing (91), wherein the micro switch (94) comprises a driving rod (941) and an output end, the driving rod (941) of the micro switch (94) is positioned above the diaphragm (93), and the output end of the micro switch (94) is used for being connected with a control box;
the shell (91) comprises a lower shell (911) and an upper shell (912) which are connected with each other, the first through hole (9111) and the diaphragm (93) are arranged at the bottom of the lower shell (911), and a gap is reserved between the bottom of the upper shell (912) and the diaphragm (93);
the diaphragm (93) comprises a sealing film (931) and a transmission sheet (932), the sealing film (931) is arranged at the bottom of the lower shell (911), one surface of the transmission sheet (932) is adhered to the sealing film (931), and the other surface is provided with a bulge (9321);
the microswitch (94) is arranged in the upper shell (912) and is positioned at the bottom of the upper shell (912), a second through hole (9121) is formed in the bottom of the upper shell (912), and the bulge (9321) is movably arranged in the second through hole (9121);
the driving rod (941) of the microswitch (94) is arranged in the second through hole (9121).
2. The intelligent composite heating asphalt tank of claim 1, wherein: further comprising:
the heat conduction coil pipe (3) is spirally arranged in the tank body (1), and the heat conduction coil pipe (3) is communicated with the hot oil furnace.
3. The intelligent composite heating asphalt tank of claim 2, wherein: further comprising:
the support frame (4) sets up in jar body (1), be used for supporting heat conduction coil pipe (3), support frame (4) are a plurality of, and are a plurality of support frame (4) are followed the circumference evenly distributed of jar body (1).
4. The intelligent composite heating asphalt tank of claim 1, characterized in that: the utility model discloses a jar body, including jar body (1), jar body (5), electrothermal tube (2) are stretched out the one end of electrothermal tube (2) and are provided with a plurality of sleeves (5) along circumference, sleeve (5) inner wall is provided with the screw thread, the jar body (1) is stretched out to with sleeve (5) pass through threaded connection.
5. The intelligent composite heating asphalt tank of claim 1, wherein: further comprising:
the wiring groove (6) is formed in the outer wall of the tank body (1) and arranged along the bus direction of the tank body (1), the wiring groove (6) is used for arranging wires, and the wires are connected with the electric heating tube (2) through throat hoops.
6. The intelligent composite heating asphalt tank of claim 1, wherein: further comprising:
the radar liquid level meter (7) is arranged on the upper cover of the tank body (1), and the radar liquid level meter (7) is used for being connected with the control box.
7. The intelligent composite heating asphalt tank of claim 1, wherein: further comprising:
the thermometer (8) is arranged on the side wall of the tank body (1), one end of the thermometer is positioned in the tank body (1), and the other end of the thermometer is used for being connected with the control box.
8. The intelligent composite heating asphalt tank of claim 1, wherein: the inner wall of first through-hole (9111) is provided with the screw thread, the upper end of trachea (92) is passed through the screw thread setting and is in first through-hole (9111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794789.2A CN113353474B (en) | 2021-07-14 | 2021-07-14 | Intelligent composite heating asphalt tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794789.2A CN113353474B (en) | 2021-07-14 | 2021-07-14 | Intelligent composite heating asphalt tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113353474A CN113353474A (en) | 2021-09-07 |
| CN113353474B true CN113353474B (en) | 2022-06-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110794789.2A Active CN113353474B (en) | 2021-07-14 | 2021-07-14 | Intelligent composite heating asphalt tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN113353474B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029948A (en) * | 2014-06-03 | 2014-09-10 | 陕西国础实业有限公司 | Containing tank special for electrically heating asphalt |
| CN204161878U (en) * | 2014-06-03 | 2015-02-18 | 陕西国础实业有限公司 | The special bulk bin of a kind of electro heat pitch |
| CN106284028A (en) * | 2016-08-31 | 2017-01-04 | 广东易山重工股份有限公司 | A kind of asphalt heat-conducting oil heating heat preservation energy-saving blood circulation |
| CN205931936U (en) * | 2016-07-19 | 2017-02-08 | 杨刚 | Tank container who possesses electric heater |
| CN207689925U (en) * | 2018-01-24 | 2018-08-03 | 苗志平 | Fluid level controller |
| CN209160524U (en) * | 2018-11-02 | 2019-07-26 | 包头北方创业有限责任公司 | A kind of electric heating asphalt tank container |
| CN210507039U (en) * | 2019-04-18 | 2020-05-12 | 菏泽弘联机械设备有限公司 | Novel pitch heating is stored device |
-
2021
- 2021-07-14 CN CN202110794789.2A patent/CN113353474B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029948A (en) * | 2014-06-03 | 2014-09-10 | 陕西国础实业有限公司 | Containing tank special for electrically heating asphalt |
| CN204161878U (en) * | 2014-06-03 | 2015-02-18 | 陕西国础实业有限公司 | The special bulk bin of a kind of electro heat pitch |
| CN205931936U (en) * | 2016-07-19 | 2017-02-08 | 杨刚 | Tank container who possesses electric heater |
| CN106284028A (en) * | 2016-08-31 | 2017-01-04 | 广东易山重工股份有限公司 | A kind of asphalt heat-conducting oil heating heat preservation energy-saving blood circulation |
| CN207689925U (en) * | 2018-01-24 | 2018-08-03 | 苗志平 | Fluid level controller |
| CN209160524U (en) * | 2018-11-02 | 2019-07-26 | 包头北方创业有限责任公司 | A kind of electric heating asphalt tank container |
| CN210507039U (en) * | 2019-04-18 | 2020-05-12 | 菏泽弘联机械设备有限公司 | Novel pitch heating is stored device |
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| Publication number | Publication date |
|---|---|
| CN113353474A (en) | 2021-09-07 |
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Inventor after: Long Baochang Inventor after: Wang Kun Inventor after: Niu Shengxiao Inventor after: Gao Leibin Inventor after: Ma Shujun Inventor before: Long Baochang Inventor before: Wang Kun Inventor before: Niu Shengxiao Inventor before: Gao Leibin |