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CN110594054A - Oil tank heater with separated pipelines - Google Patents

Oil tank heater with separated pipelines Download PDF

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Publication number
CN110594054A
CN110594054A CN201810498152.7A CN201810498152A CN110594054A CN 110594054 A CN110594054 A CN 110594054A CN 201810498152 A CN201810498152 A CN 201810498152A CN 110594054 A CN110594054 A CN 110594054A
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China
Prior art keywords
oil
pipe
heater
pipeline
hole
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Application number
CN201810498152.7A
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Chinese (zh)
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CN110594054B (en
Inventor
张光旭
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Individual
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03Fuel tanks
    • B60K15/077Fuel tanks with means modifying or controlling distribution or motion of fuel, e.g. to prevent noise, surge, splash or fuel starvation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M31/00Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
    • F02M31/02Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
    • F02M31/16Other apparatus for heating fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/22Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)

Abstract

An oil tank heater with separated pipelines belongs to the technical field of automobile accessories. The invention aims to provide a fuel tank heater which can effectively separate pipelines of low-price grade diesel oil and can be normally used in cold seasons by redesigning a structure. The invention comprises a heater head main body, a heater head lower shell, a heater pipe group, a heater lower connecting assembly and a dustproof cover. The invention has reasonable structural design and convenient installation and use. Adopt integrative section bar to be overall design scheme, the structure is more reasonable, improves the product steadiness simultaneously, improves heating efficiency, improves product security and reliability. The heating sleeve is divided into two parts for processing, so that the production is more convenient.

Description

Oil tank heater with separated pipelines
Technical Field
The invention belongs to the technical field of automobile accessories.
Background
At present, because economic activities are frequent, highway transportation is indispensable in economic activities all the time, general highway transportation mainly adopts large-scale diesel vehicles, and in cold regions, diesel is divided into six labels according to the diesel freezing point by taking China as an example: the No. 5 diesel oil is suitable for use at the temperature over 8 deg.c; the No. 0 diesel oil is suitable for use at the temperature of 8-4 deg.c; the No. 10 diesel oil is suitable for use at the temperature of 4-5 ℃; the No. 20 diesel oil is suitable for use at the temperature of between 5 ℃ below zero and 14 ℃ below zero; the No. 35 diesel oil is suitable for use at the temperature of between 14 ℃ below zero and 29 ℃ below zero; the-50 # diesel oil is suitable for use at the temperature of-29 deg.c to-44 deg.c or lower, and has increased price based on cold tolerance, but in order to meet cold degree, diesel oil with corresponding cold tolerance grade must be applied. Correspondingly, in order to reduce the transportation cost, the phenomenon that some cheaper grade diesel oil is used in relatively cold regions appears, and the phenomenon that the oil tank heating device appears.
Disclosure of Invention
The invention aims to provide a fuel tank heater which can effectively separate pipelines of low-price grade diesel oil and can be normally used in cold seasons by redesigning a structure.
The invention comprises a heater head main body, a heater head lower shell, a heater pipe group, a heater lower connecting assembly and a dustproof cover;
A. a heater head main body: the head body is provided with an oil return-connection oil return pipe which is communicated up and down, the water inlet-connection heating pipe is communicated with the water inlet pipe, the water outlet-connection heating pipe is communicated with the water outlet pipe, the oil absorption-connection oil absorption pipe is communicated with the oil absorption pipe, the air inlet and outlet holes are communicated with the air inlet and outlet, the head body is provided with a sensor socket box, and the sensor socket box is connected with the outside through a sensor socket; a sensor-head body threading fabrication hole is formed on the head body;
B. heater head lower housing: the external thread-flange plate is arranged outside the lower shell, the inside of the lower shell is provided with a water outlet-connecting heating pipe process hole, an oil suction-connecting oil suction pipe process hole, a water inlet-connecting heating pipe process hole, an oil return-connecting oil return pipe process hole and a sensor-lower shell threading process hole, and the positions corresponding to the air inlet and outlet holes are provided with air inlet and outlet process holes;
C. a heater tube group: the heater tube group is divided into an outer tube group and an inner tube group,
an outer tube group: the left sleeve and the right sleeve are connected through a pipe group seat, an oil suction pipeline is installed on the pipe group seat on one side, an oil flowing groove is formed in the upper end of the pipe group seat on the side, the inner walls of the pipe group seats on the two sides are guide rails, an oil return pipeline is arranged on the outer wall of the left sleeve, a fuel oil sensor is arranged on the outer wall of the right sleeve, the inside of the oil suction pipeline is divided into an upper cavity and a lower cavity through a partition plate, an oil through hole is formed in the side wall of the lower cavity, an internal thread is formed in the inner wall of the lower end of the oil suction pipeline, the;
an inner tube group: a water inlet pipeline and a water outlet pipeline are respectively arranged on two sides of the separating seat, and a guide groove corresponding to the guide rail is formed in the separating seat;
the inner pipe group is inserted into the outer pipe group through the guide groove and the guide rail in a matching manner; and a pipe clearance oil path is formed between the left sleeve and the water inlet pipeline and between the right sleeve and the water outlet pipeline, and is communicated with the oil suction pipeline through the oil flowing groove;
D. and (3) sealing: the lower sealing cap is provided with a water outlet-connecting heating pipe connecting inserting hole, a water inlet-connecting heating pipe connecting inserting hole and an oil filter nozzle inserting hole, one side of the lower sealing cap is provided with an oil groove seal, and the oil groove seal is matched with the heating pipe cavity;
E. the lower heater connection assembly: the lower connecting assembly of the heater is divided into an upper sleeve cavity and a lower closed cavity by a partition plate, the partition plate is provided with a water outlet-connecting heating pipe connector and a water inlet-connecting heating pipe connector, the water outlet-connecting heating pipe connector and the water inlet-connecting heating pipe connector are communicated with the lower closed cavity, the lower connecting assembly of the heater is provided with an oil filter nozzle process hole, a process groove-oil suction pipe and a sensor righting ring which are communicated up and down, and the process groove-oil suction pipe is communicated with the process hole-oil suction pipe on the side surface;
F. the connection relationship between the heater head lower shell and the heater pipe group is as follows: the external thread-flange plate is installed outside the lower shell through threads, and a water outlet-connecting heating pipe process hole, an oil absorption-connecting oil absorption pipe process hole, a water inlet-connecting heating pipe process hole, an oil return-connecting oil return pipe process hole and a sensor-lower shell threading process hole of the lower shell are respectively sleeved on the outer sides of a right sleeve, an oil absorption pipeline, a left sleeve, an oil return pipeline and a fuel sensor of the heater pipe group;
G. the connection relationship of the heater head main body, the heater head lower shell and the heater pipe set is as follows: the water inlet-connecting heating pipe, the water outlet-connecting heating pipe, the oil absorption-connecting oil absorption pipe and the oil return-connecting oil return pipe respectively penetrate through the water inlet-connecting heating pipe process hole, the water outlet-connecting heating pipe process hole, the oil absorption-connecting oil absorption pipe process hole and the oil return-connecting oil return pipe process hole and are tightly inserted into the water outlet pipeline, the water inlet pipeline, the oil absorption pipeline and the oil return pipeline, and a pipe gap oil way is plugged by a sealing platform at the root parts of the water inlet-connecting heating pipe, the water outlet-connecting heating pipe, the oil absorption-connecting oil absorption pipe and the oil return-connecting oil return pipe; the connecting wire of the fuel sensor is connected with the wiring terminal in the sensor socket box through the sensor-head body wire-passing technical hole; the mounting hole on the heater head main body is fixedly connected with the threaded hole on the heater pipe group through a bolt; the air inlet and outlet process holes are inserted into the air inlet and outlet holes;
H. the heater tube group is connected with the lower seal: the oil filtering nozzle insertion hole is sleeved at the root part of the oil filtering nozzle, the water outlet-connecting heating pipe insertion hole and the water inlet-connecting heating pipe insertion hole respectively correspond to the water outlet pipeline and the water inlet pipeline, and the oil groove is sealed and completely inserted into the pipe gap oil circuit and is sealed;
I. the heater pipe group and the heater lower connecting assembly are connected: the water outlet-connecting heating pipe joint and the water inlet-connecting heating pipe joint are respectively arranged in the water outlet pipeline and the water inlet pipeline, the oil filter nozzle is inserted into a process hole of the oil filter nozzle, and the oil return pipeline is inserted into the process groove-oil suction pipe;
J. a dust cover: the dustproof cover is covered on the top end of the heater head main body, an oil return process hole is formed in the position corresponding to the oil return-connection oil return pipe, and a side wall opening is formed in the side wall of the dustproof cover corresponding to the oil suction pipe.
The heat conducting strips are arranged on the outer walls of the water outlet pipeline and the water inlet pipeline.
The invention has reasonable structural design and convenient installation and use. The heater is integrated and optimized for several generations, the product performance is optimized, the safety and the reliability are improved, and the service life is prolonged. The water-in-oil principle is used as a development concept, the integral performance of the section is utilized, no external pipeline and no welding spot are realized, and the leakage problem of the pipeline caused by deformation, air holes, stress concentration and the like is avoided. The plastic part and the section bar are integrated integrally, and a plurality of additional protection measures are added to ensure the product performance and quality. Adopt integrative section bar to be overall design scheme, the structure is more reasonable, improves the product steadiness simultaneously, improves heating efficiency, improves product security and reliability. The heating sleeve is divided into two parts for processing, so that the production is more convenient.
Drawings
FIG. 1 is an exploded perspective view of the overall construction of the present invention;
FIG. 2 is a plan view of the overall structure of the present invention;
FIG. 3 is a top view of FIG. 2 of the present invention;
FIG. 4 is a left side view of FIG. 2 of the present invention;
FIG. 5 is a right side view of FIG. 2 of the present invention;
FIG. 6 is a perspective view of the heater head body of the present invention;
FIG. 7 is a top plan view of the heater head body of the present invention;
FIG. 8 is a bottom plan view of the heater head body of the present invention;
FIG. 9 is a right side view of FIG. 7 of the present invention;
FIG. 10 is a top view of the invention of FIG. 7;
FIG. 11 is a perspective view of the lower housing of the heater head of the present invention;
FIG. 12 is a top plan view of the lower housing of the heater head of the present invention;
FIG. 13 is a top view of FIG. 12 in accordance with the present invention;
FIG. 14 is a bottom plan view of the heater head lower housing of the present invention;
FIG. 15 is a perspective view of the outer tube set of the heater tube set of the present invention;
FIG. 16 is a schematic plan view of an outer tube set of a heater tube set in accordance with the present invention;
FIG. 17 is a top plan view of an outer tube set of a heater tube set in accordance with the present invention;
FIG. 18 is a schematic view of the construction of an inner tube assembly of the heater tube assembly of the present invention;
FIG. 19 is a sectional view of the oil suction line side of the present invention;
FIG. 20 is a schematic view of a lower seal configuration of the present invention;
FIG. 21 is a schematic view of the heater lower coupling assembly construction of the present invention;
FIG. 22 is a top view of the heater lower coupling assembly of the present invention;
FIG. 23 is an A-A view of FIG. 22 of the present invention;
FIG. 24 is a schematic view of the exhaust check valve configuration of the present invention;
FIG. 25 is a schematic perspective view of a dust cap according to the present invention;
FIG. 26 is a top view of the dust cap of the present invention.
Detailed Description
The invention comprises a heater head main body 1, a heater head lower shell 2, a heater pipe group 3, a heater lower connecting assembly 4 and a dust cover 5. The upper end of the heater pipe group 3 is correspondingly inserted with each pipe of the heater head main body 1, the lower end is correspondingly inserted with each pipe of the heater lower connecting assembly 4, the lower shell 2 of the heater head is basically provided with fabrication holes, the heater pipe groups 3 correspondingly penetrate through the corresponding fabrication holes of the lower shell 2 of the heater head and then are correspondingly spliced with the main body 1 of the heater head one by one, after the butt joint of the heater head main body 1, the heater head lower shell 2, the heater pipe group 3 and the heater lower connecting assembly 4 is completed, the heater head lower shell 2 is a butt joint component for connecting the whole heater and the oil tank, therefore, a hole with internal thread is arranged on the oil tank, and the external thread of the lower shell 2 of the heater head is matched with the hole, this allows the entire device to be secured to the tank with the heater head body 1 disposed outside the tank and the heater tube set 3, heater lower coupling assembly 4 disposed within the tank. The dust cover 5 is merely a cover covering the heater head main body 1, and prevents the upper surface of the heater head main body 1 from being deposited with dust.
A. Heater head main body 1: the head body 101 is provided with an oil return-connection oil return pipe 103 which is communicated up and down, the water inlet-connection heating pipe 102 is communicated with the water inlet pipe 110, the water outlet-connection heating pipe 104 is communicated with the water outlet pipe 107, the oil absorption-connection oil absorption pipe 105 is communicated with the oil absorption pipe 106, the air inlet and outlet hole 113 is communicated with the air inlet and outlet hole 112, the head body 101 is provided with a sensor socket box 111, and the sensor socket box 111 is connected with the outside through a sensor socket 108; the head body 101 is provided with a sensor-head body wiring fabrication hole 114.
B. Heater head lower case 2: the external thread-flange 201 is arranged outside the lower shell 202, the water outlet-connecting heating pipe process hole 205, the oil suction-connecting oil suction pipe process hole 206, the water inlet-connecting heating pipe process hole 207, the oil return-connecting oil return pipe process hole 203 and the sensor-lower shell thread-passing process hole 208 are arranged inside the lower shell 202, and the air inlet and exhaust process hole 204 is arranged at the position corresponding to the air inlet and exhaust hole 113.
C. Heater tube group 3: the heater tube group 3 is divided into an outer tube group and an inner tube group,
an outer tube group: the left side sleeve 305 is connected with the right side sleeve 301 through a pipe group base 303, an oil suction pipeline 307 is installed on the pipe group base 303 on one side, an oil flowing groove 306 is formed in the upper end of the pipe group base 303 on the side, guide rails 308 are arranged on the inner walls of the pipe group bases 303 on two sides, an oil return pipeline 304 is arranged on the outer wall of the left side sleeve 305, a fuel sensor 302 is arranged on the outer wall of the right side sleeve 301, the inside of the oil suction pipeline 307 is divided into an upper cavity and a lower cavity through a partition 314, an oil through hole 315 is formed in the side wall of the lower cavity, an internal thread 316 is formed in the inner wall of the lower end of the oil suction pipeline 307, the internal thread;
an inner tube group: the two sides of the separating seat 318 are respectively provided with a water inlet pipeline 314 and a water outlet pipeline 312, and the separating seat 318 is provided with a guide groove 311 corresponding to the guide rail 308.
The inner pipe group is inserted into the outer pipe group through the guide groove 311 and the guide rail 308 in a matching way, and the matching is in a tight sealing state, so that pipe clearance oil paths formed on the left side and the right side are independent; the left sleeve 305 and the water inlet pipeline 314 and the right sleeve 301 and the water outlet pipeline 312 form a tube gap oil path therebetween, and the tube gap oil path communicates with the oil suction pipeline 307 through the oil flowing groove 306.
In the heater tube group 3, tube gap oil paths are formed between the left sleeve 305 and the water inlet pipeline 314 and between the right sleeve 301 and the water outlet pipeline 312, the tube gap oil paths are set for forming an oil path to cover the water path, but the upper end of the tube gap oil path is sealed by a seal, and the lower end of the tube gap oil path is sealed by a lower seal, so that oil in the upper and lower cavities inside the oil suction pipeline 307 can only be communicated with the tube gap oil path through the oil flow groove 306 at the upper end and the oil through hole 315 at the lower end respectively, the upper end of the oil suction pipeline 307 is communicated with the outside through the oil return-connection oil return pipe 103, and the lower end of the oil suction pipeline 307.
D. And (3) sealing: the lower sealing cap 6 is provided with a water outlet-connecting heating pipe inserting hole 7, a water inlet-connecting heating pipe inserting hole 5 and an oil filter inserting hole 8, one side of the lower sealing cap 6 is provided with an oil groove seal 9, and the oil groove seal 9 is matched with the heating pipe cavity 310.
E. Heater lower coupling assembly 4: the lower heater connecting assembly 4 is divided into an upper sleeve cavity 409 and a lower closed cavity 407 by a partition 408, the partition 408 is provided with a water outlet-connecting heating pipe joint 404 and a water inlet-connecting heating pipe joint 402, the water outlet-connecting heating pipe joint 404 and the water inlet-connecting heating pipe joint 402 are communicated with the lower closed cavity 407, the lower heater connecting assembly 4 is provided with an oil filter nozzle process hole 401, a process groove-oil suction pipe 406 and a sensor centering ring 403 which are communicated up and down, and the process groove-oil suction pipe 406 is communicated with a process hole-oil suction pipe 405 on the side surface.
F. Connection relationship of the heater head lower case 2 and the heater tube group 3: the external thread-flange 201 is installed outside the lower shell 202 through threads, and the water outlet-connecting heating pipe process hole 205, the oil suction-connecting oil suction pipe process hole 206, the water inlet-connecting heating pipe process hole 207, the oil return-connecting oil return pipe process hole 203 and the sensor-lower shell thread passing process hole 208 of the lower shell 202 are respectively sleeved outside the right sleeve 301, the oil suction pipeline 307, the left sleeve 305, the oil return pipeline 304 and the fuel sensor 302 of the heater pipe group 3.
G. Connection relationship of the heater head main body 1, the heater head lower case 2, and the heater tube group 3: the water inlet-connecting heating pipe 102, the water outlet-connecting heating pipe 104, the oil suction-connecting oil suction pipe 105 and the oil return-connecting oil return pipe 103 respectively penetrate through the water inlet-connecting heating pipe process hole 207, the water outlet-connecting heating pipe process hole 205, the oil suction-connecting oil suction pipe process hole 206 and the oil return-connecting oil return pipe process hole 203 and are tightly inserted into the water inlet pipeline 314, the water outlet pipeline 312, the oil suction pipeline 307 and the oil return pipeline 304, and the oil passage between the pipes is blocked by the sealing platform 116 at the root parts of the water inlet-connecting heating pipe 102, the water outlet-connecting heating pipe 104, the oil suction-connecting oil suction pipe 105 and the oil return-connecting oil return pipe 103; the connecting wire of the fuel sensor 302 is connected with the wiring terminal in the sensor socket box 111 through the sensor-head body wiring technical hole 114; the mounting hole 109 on the heater head main body 1 is fixedly connected with the threaded hole on the heater pipe group 3 through a bolt; the air inlet and outlet process holes 204 are inserted in the air inlet and outlet holes 113.
H. The heater tube group 3 is connected with the lower seal: the oil filter nozzle insertion hole 8 is sleeved at the root part of the oil filter nozzle 309, the water outlet-connecting heating pipe insertion hole 7 and the water inlet-connecting heating pipe insertion hole 5 respectively correspond to the water outlet pipeline 312 and the water inlet pipeline 314, and the oil groove seal 9 is completely inserted into the pipe gap oil circuit and sealed.
I. The heater tube group 3 is connected with the lower heater coupling assembly 4: the outlet-connecting heating pipe connector 404 and the inlet-connecting heating pipe connector 402 are respectively inserted into the outlet pipeline 312 and the inlet pipeline 314, the oil filter nozzle 309 is inserted into the oil filter nozzle technical hole 401, and the oil return pipeline 304 is inserted into the technical groove-oil suction pipe 406.
J. And (5) a dust cover: the dust cap 5 covers the top end of the heater head main body 1, an oil return process hole 501 is formed in the position corresponding to the oil return-connection oil return pipe 103, and a side wall notch 502 is formed in the side wall of the dust cap 5 corresponding to the oil suction pipe 106.
The present invention has heat conducting bars 313 on the outer walls of the water outlet pipe 312 and the water inlet pipe 314. The tube assembly of the present invention is generally made of a material having a good thermal conductivity, and therefore, in order to increase the thermal conductivity within the oil, it is the thermal conductive strip which is substantially disposed within the flowing oil as the oil passes through the gap to increase the thermal conductivity.
The oil and water paths of the present invention will be described with reference to the accompanying drawings: the invention mainly adopts a water-in-oil mode to heat oil, so that oil in the oil way basically flows around the periphery of the water way.
Oil path: describing the oil path from the outside of the oil tank to the inside of the oil tank from top to bottom, the oil suction pipe 106 is connected to an external refueling device, so that the oil enters the upper cavity of the oil suction pipeline 307 through the oil suction-connection oil suction pipe 105, then enters the tube gap oil path formed between the left sleeve 305 and the water inlet pipeline 314 and between the right sleeve 301 and the water outlet pipeline 312 through the oil flow groove 306, and the oil in the tube gap oil path enters the lower cavity of the oil suction pipeline 307 through the oil flow hole 315 and finally enters the oil filter 309 to be communicated with the inside of the oil tank.
Water path: the water path has no special requirement for limiting water inlet and outlet, and the water inlet and outlet, water inlet and outlet pipelines and the like are set for convenient specification, but the water path is a circulation loop, so the water inlet and outlet circulation loops set by the invention can be interchanged, and the interchange can be selected by a user. The water circuit is described herein in terms of the form of water circulation provided by the present invention. Hot water enters the water inlet pipeline 314 through the water inlet pipe 110 and the water inlet-connecting heating pipe 102, then enters the lower closed cavity 407 through the water inlet-connecting heating pipe joint 402, and since the water inlet-connecting heating pipe joint 402 and the water outlet-connecting heating pipe joint 404 are both communicated with the lower closed cavity 407, water enters the water outlet pipeline 312 through the water outlet-connecting heating pipe joint 404, then enters the water outlet-connecting heating pipe 104, and finally is discharged through the water outlet pipe 107.
Through the structure of the oil path and the water path, it can be seen that the oil flow process needs to pass through the outside of the water path, so that the oil flow process is heated by the hot water when passing through the oil path between the left sleeve 305 and the water inlet pipe 314 and the tube gap between the right sleeve 301 and the water outlet pipe 312.
The invention combines the advantages of the heaters of several generations, and makes up for the deficiencies of the heaters:
1. the principle of wrapping a high-temperature water path by an oil path is used.
2. And the integrated section bar replaces an independent pipeline, so that the stability is enhanced.
3. And (5) encapsulating and protecting to enable the plurality of bonding points and the surface to form a whole.
4. A single exhaust protection valve is additionally arranged to prevent oil leakage and internal overpressure.
5. The heating effect of the aluminum profile is improved.
6. By utilizing the integrity of the section bar, a plurality of connecting points and surfaces are removed, and only an upper surface and a lower surface are provided.
7. The sealing is changed from a plane single rubber cushion into six sealing (two rubber rings, one convex-concave groove, one plane, one embedded part and one glue filling).
8. The glue is poured without dead angles, and the heater is integrated.
The invention comprises a heater head main body 1, a heater head lower shell 2, a heater pipe group 3 (a middle aluminum section integral pipeline), and a heater lower connecting assembly 4 (a heater lower shell); the heater top dustproof and waterproof cover (buckled on the sensor socket box 111 to form a sealed cavity with the sensor socket box 111 for placing some connecting wires and the like), the heater head main body 1 and the heater head lower shell 2 form the whole heater top shell, the heater head lower shell 2 is completely sleeved at the upper end of the heater pipe group 3 and is correspondingly inserted into the corresponding part of the heater head main body 1, and marks such as brands, models and the like can be added on the heater top dustproof and waterproof cover.
The four joints of water inlet, water return, oil inlet and oil return of the heater head main body 1 adopt a quick insertion mode and are additionally provided with two layers of sealing rubber rings, and the joints work independently and do not interfere with each other, so that the situation that people mix with each other is avoided.
The internal connection part of the water pipe and the oil pipe is a plug connector.
And secondly, the plug connector is sealed into a double-layer O-shaped sealing ring (nitrile rubber).
And thirdly, sealing the flat gasket.
And fourthly, sealing by epoxy resin glue.
Fifth, exhaust check valve (intake and exhaust port 112): the inside of the air inlet and outlet 112 is divided into a narrow area 1122 and a wide area 1124, a steel ball 1121 for sealing is placed in the wide area 1124, the outer diameter of the steel ball 1121 is smaller than that of the wide area 1124 but larger than that of the narrow area 1122, the steel ball 1121 is placed on a cross-shaped air vent bottom support 1123 at the bottom of the wide area 1124, the cross-shaped air vent bottom support 1123 is a bracket with a cross-shaped middle part, the steel ball is prevented from falling off, and other parts can facilitate air flow. When the heater is turned over, the steel ball falls into the cone part (inlet of the narrow area) to play a role in sealing.
The lower shell of the heater is an aluminum profile combined fastener which is integrated with the aluminum profile part in an injection molding mode, and after the lower shell is sleeved on the heater pipe group 3, a groove area is arranged on the periphery of the heater pipe group 3 and used for coating epoxy resin in the groove area to protect the sealing stability.
The lower seal is made of 45-degree butadiene-acrylonitrile rubber, the material is good in oil resistance, high temperature resistance, aging resistance and chemical resistance, the lower seal is inserted into a gap inside the profile to increase the sealing contact area, and then the lower seal is wrapped with the plastic profile again, so that the lower seal is more reliable in sealing.
The heater pipe group 3 is an integrated molding, the upper end is inserted with the heater head main body 1, the lower end is connected with the heater head lower shell 2 to form a subarea loop with oil and water which are respectively independent, and when oil passes through the oil loop, the oil loop is wrapped on the periphery of the water path, so that the oil is heated in all directions under the heat conduction state of the wall of the water path.
To summarize: reduce the pipeline tie point, reduce the leakage point relatively to move the upper portion tie point up to the oil tank outside, reduce the seepage hidden danger. After the sections are combined into a whole, all pipelines are stressed to support each other integrally, and firmness is improved. The plastic part and the section bar are integrated, the connecting structure is changed, and the leakage hidden trouble is eliminated. The air-exhaust anti-seepage technology is added, the water-in-oil design improves the efficiency, multiple sealing is mainly added, the rubber gasket is changed from a plane into a three-dimensional embedding and a plane sealing, and then after the sealing, only two sealing surfaces and the plastic part form a whole, a leakage channel is eliminated, the heater is integrated, no leakage point exists, and the heater is safer and more reliable.

Claims (2)

1. A pipeline-separated oil tank heater is characterized in that: comprises a heater head main body (1), a heater head lower shell (2), a heater pipe group (3), a heater lower connecting assembly (4) and a dust cover (5);
A. heater head main body (1): an oil return-connection oil return pipe (103) which is vertically communicated is arranged on the head body (101), a water inlet-connection heating pipe (102) is communicated with a water inlet pipe (110), a water outlet-connection heating pipe (104) is communicated with a water outlet pipe (107), an oil suction-connection oil suction pipe (105) is communicated with an oil suction pipe (106), an air inlet and outlet hole (113) is communicated with an air inlet and outlet hole (112), a sensor socket box (111) is arranged on the head body (101), and the sensor socket box (111) is connected with the outside through a sensor socket (108); a sensor-head body threading fabrication hole (114) is arranged on the head body (101);
B. heater head lower housing (2): an external thread-flange plate (201) is arranged outside the lower shell (202), a water outlet-connecting heating pipe process hole (205), an oil absorption-connecting oil absorption pipe process hole (206), a water inlet-connecting heating pipe process hole (207), an oil return-connecting oil return pipe process hole (203) and a sensor-lower shell threading process hole (208) are formed inside the lower shell (202), and an air inlet and exhaust process hole (204) is formed in the position corresponding to the air inlet and exhaust hole (113);
C. heater tube group (3): the heater pipe group (3) is divided into an outer pipe group and an inner pipe group,
an outer tube group: the left side sleeve (305) is connected with the right side sleeve (301) through a pipe group seat (303), an oil suction pipeline (307) is installed on the pipe group seat (303) on one side, an oil flowing groove (306) is formed in the upper end of the pipe group seat (303) on the side, guide rails (308) are arranged on the inner walls of the pipe group seats (303) on two sides, an oil return pipeline (304) is arranged on the outer wall of the left side sleeve (305), a fuel sensor (302) is arranged on the outer wall of the right side sleeve (301), the inside of the oil suction pipeline (307) is divided into an upper cavity and a lower cavity through a partition plate (314), an oil through hole (315) is formed in the side wall of the lower cavity, an internal thread (316) is formed in the inner wall of the lower end of the oil suction pipeline (307), the internal thread (316) is;
an inner tube group: a water inlet pipeline (314) and a water outlet pipeline (312) are respectively arranged at two sides of the separating seat (318), and a guide groove (311) corresponding to the guide rail (308) is arranged on the separating seat (318);
the inner pipe group is inserted into the outer pipe group through the guide groove (311) and the guide rail (308) in a matching way; and a pipe clearance oil path is formed between the left side sleeve (305) and the water inlet pipeline (314) and between the right side sleeve (301) and the water outlet pipeline (312), and the pipe clearance oil path is communicated with the oil suction pipeline (307) through the oil flowing groove (306);
D. and (3) sealing: the lower sealing cap (6) is provided with a water outlet-connecting heating pipe connecting insertion hole (7), a water inlet-connecting heating pipe connecting insertion hole (5) and an oil filter nozzle insertion hole (8), one side of the lower sealing cap (6) is provided with an oil groove seal (9), and the oil groove seal (9) is matched with the heating pipe cavity (310);
E. heater lower coupling assembly (4): the lower connecting assembly (4) of the heater is divided into an upper sleeve cavity (409) and a lower closed cavity (407) by a partition (408), a water outlet-connecting heating pipe connector (404) and a water inlet-connecting heating pipe connector (402) are arranged on the partition (408), the water outlet-connecting heating pipe connector (404) and the water inlet-connecting heating pipe connector (402) are communicated with the lower closed cavity (407), an oil filter nozzle process hole (401), a process groove-oil suction pipe (406) and a sensor centering ring (403) which are vertically communicated are arranged on the lower connecting assembly (4) of the heater, and the process groove-oil suction pipe (406) is communicated with the process hole-oil suction pipe (405) on the side surface;
F. the connection relationship between the heater head lower shell (2) and the heater pipe group (3) is as follows: the external thread-flange plate (201) is installed outside the lower shell (202) through threads, a water outlet-connecting heating pipe process hole (205), an oil absorption-connecting oil absorption pipe process hole (206), a water inlet-connecting heating pipe process hole (207), an oil return-connecting oil return pipe process hole (203) and a sensor-lower shell threading process hole (208) of the lower shell are respectively sleeved outside a right side sleeve (301), an oil absorption pipeline (307), a left side sleeve (305), an oil return pipeline (304) and a fuel sensor (302) of the heater pipe group (3);
G. the connection relationship between the heater head main body (1), the heater head lower shell (2) and the heater pipe group (3) is as follows: the water inlet-connecting heating pipe (102), the water outlet-connecting heating pipe (104), the oil absorption-connecting oil absorption pipe (105) and the oil return-connecting oil return pipe (103) respectively penetrate through the water inlet-connecting heating pipe process hole (207), the water outlet-connecting heating pipe process hole (205), the oil absorption-connecting oil absorption pipe process hole (206) and the oil return-connecting oil return pipe process hole (203) to be tightly inserted into the water inlet pipeline (314), the water outlet pipeline (312), the oil absorption pipeline (307) and the oil return pipeline (304), and the oil passage of the pipe gaps is blocked by the sealing platforms (116) at the roots of the water inlet-connecting heating pipe (102), the water outlet-connecting heating pipe (104), the oil absorption-connecting oil absorption pipe (105) and the oil return-connecting oil return pipe (103); the connecting wire of the fuel sensor (302) is connected with the wiring terminal in the sensor socket box (111) through the sensor-head body wiring technical hole (114); the mounting hole (109) on the heater head main body (1) is fixedly connected with the threaded hole on the heater pipe group (3) through a bolt; the air inlet and outlet process hole (204) is inserted in the air inlet and outlet hole (113);
H. the heater pipe group (3) is connected with the lower seal: the oil filter nozzle insertion hole (8) is sleeved at the root part of the oil filter nozzle (309), the water outlet-connecting heating pipe connection insertion hole (7) and the water inlet-connecting heating pipe connection insertion hole (5) respectively correspond to the water outlet pipeline (312) and the water inlet pipeline (314), and the oil groove seal (9) is completely inserted into the pipe gap oil circuit and sealed;
I. the heater pipe group (3) is connected with the heater lower connecting assembly (4): the water outlet-connecting heating pipe connector (404) and the water inlet-connecting heating pipe connector (402) are respectively inserted into the water outlet pipeline (312) and the water inlet pipeline (314), the oil filter nozzle (309) is inserted into the oil filter nozzle process hole (401), and the oil return pipeline (304) is inserted into the process groove-oil suction pipe (406);
J. dust cap (5): the dustproof cover (5) covers the top end of the heater head main body (1), an oil return technical hole (501) is formed in the position corresponding to the oil return-connection oil return pipe (103), and a side wall opening (502) is formed in the side wall of the dustproof cover (5) corresponding to the oil suction pipe (106).
2. The split-line tank heater of claim 1, wherein: and heat conducting strips (313) are arranged on the outer walls of the water outlet pipeline (312) and the water inlet pipeline (314).
CN201810498152.7A 2018-05-23 2018-05-23 Oil tank heater with separated pipelines Active CN110594054B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337108A (en) * 2020-04-04 2020-06-26 于志彬 Heating sensor
CN114135426A (en) * 2021-11-29 2022-03-04 韩文童 Fuel tank cover

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Publication number Priority date Publication date Assignee Title
DE1501854A1 (en) * 1965-04-06 1969-06-26 Klimatechnik Gmbh Oil-fired air heater with electrical heating device to maintain the heating oil at a temperature above the pour point during the idle times of the device in the cold season
CN201021649Y (en) * 2006-11-22 2008-02-13 岳增亮 Low temperature start fuel heating device for diesel vehicles
WO2017030381A1 (en) * 2015-08-18 2017-02-23 한온시스템 주식회사 Vehicle oil warmer and heat exchange system
CN107201977A (en) * 2017-07-20 2017-09-26 赵幸芝 A kind of chamber Heating Diesel Fuel case of water circulation split three
CN209557123U (en) * 2018-05-23 2019-10-29 吉林省吉阳油箱有限责任公司 The fuel tank heater of pipeline separation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1501854A1 (en) * 1965-04-06 1969-06-26 Klimatechnik Gmbh Oil-fired air heater with electrical heating device to maintain the heating oil at a temperature above the pour point during the idle times of the device in the cold season
CN201021649Y (en) * 2006-11-22 2008-02-13 岳增亮 Low temperature start fuel heating device for diesel vehicles
WO2017030381A1 (en) * 2015-08-18 2017-02-23 한온시스템 주식회사 Vehicle oil warmer and heat exchange system
CN107201977A (en) * 2017-07-20 2017-09-26 赵幸芝 A kind of chamber Heating Diesel Fuel case of water circulation split three
CN209557123U (en) * 2018-05-23 2019-10-29 吉林省吉阳油箱有限责任公司 The fuel tank heater of pipeline separation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111337108A (en) * 2020-04-04 2020-06-26 于志彬 Heating sensor
CN114135426A (en) * 2021-11-29 2022-03-04 韩文童 Fuel tank cover

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