CN112727647A - Automobile fuel pipeline system with electrostatic discharge function - Google Patents
Automobile fuel pipeline system with electrostatic discharge function Download PDFInfo
- Publication number
- CN112727647A CN112727647A CN202110016137.6A CN202110016137A CN112727647A CN 112727647 A CN112727647 A CN 112727647A CN 202110016137 A CN202110016137 A CN 202110016137A CN 112727647 A CN112727647 A CN 112727647A
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- Prior art keywords
- static
- wire harness
- electrostatic discharge
- connector
- oil inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus 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
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/01—Arrangement of fuel conduits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/06—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for removing electrostatic charges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus 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
- F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
- F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention relates to the field of filters, in particular to an automobile fuel pipeline system with an electrostatic discharge function, which comprises a filter body; the anti-static mechanism is arranged on the filter body and forms electric contact with the vehicle body; wherein, the anti-static mechanism comprises a static electricity releasing part which is detachably connected on the filter body; a harness connector rotatably connected to the electrostatic discharge part; the anti-static wire harness is arranged on the wire harness connector, and one end of the anti-static wire harness is electrically connected with the wire harness connector; the installation end piece is fixed on the automobile body and connected with the other end of the anti-static wiring harness, which is far away from the wiring harness connector.
Description
Technical Field
The invention relates to the field of filters, in particular to an automobile fuel pipeline system with an electrostatic discharge function.
Background
The filter is a filter that filters impurities or gas through filter paper. Generally referred to as an automobile filter, is an accessory of an engine. The method is divided into the following steps according to different filtering functions: oil filters, fuel filters (gasoline filters, diesel filters, oil-water separators, hydraulic filters), air filters, air-conditioning filters, and the like. The engine has three filters of air, engine oil and fuel oil, generally called three filters, and an air-conditioning filter, commonly called four filters. Respectively takes charge of the filtration of a lubricating system, a medium in a combustion system, an engine air inlet system and a carriage air circulating system. The fuel filter (fuel filter) includes three types, namely a diesel filter (diesel filter), a gasoline filter (fuel filter) and a natural gas filter (Gasfilter). The fuel filter has the functions of preventing particulate matters, water and impurities in fuel and ensuring that precision parts of a fuel system are prevented from being abraded and damaged. The gasoline filter is also called a gasoline filter and is arranged at an inlet or an outlet of the fuel delivery pump and used for filtering impurities contained in gasoline, so that the fuel supplied to the engine is cleaner, the combustion characteristic is optimized and the service life of the engine is prolonged.
At present, the automobile spontaneous combustion accident is reported, the main reason of the automobile spontaneous combustion accident is electric leakage, another important reason is that a large amount of static charges generated by high-speed severe friction between fuel and a conveying pipeline in the fuel conveying process are accumulated on a metal device of the conveying pipeline, the static charges on a gasoline filter integrally installed on a fuel tank cannot be released through the fuel tank, when the static charges are accumulated to a certain degree, a discharging phenomenon is generated, the discharging phenomenon can cause sparks to generate and ignite the fuel, so that ignition and combustion are caused, and further, the automobile spontaneous combustion is caused.
Disclosure of Invention
In order to solve the technical problem, the invention provides an automobile fuel pipeline system with an electrostatic discharge function, and the technical scheme solves the problem that electrostatic charges on a gasoline filter integrally installed on a gasoline tank cannot be discharged through the gasoline tank.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
the invention provides an automobile fuel pipeline system with an electrostatic discharge function, which comprises:
a filter body;
the anti-static mechanism is arranged on the filter body and forms electric contact with the vehicle body;
wherein, prevent static mechanism includes:
an electrostatic discharge part detachably connected to the filter body;
a harness connector rotatably connected to the electrostatic discharge part;
the anti-static wire harness is arranged on the wire harness connector, and one end of the anti-static wire harness is electrically connected with the wire harness connector;
and the mounting end piece is fixed on the automobile body and connected with the other end of the anti-static wire harness, which is far away from the wire harness connector.
Optionally, the filter body comprises:
a housing;
a filter element disposed inside the housing;
the oil inlet end cover is arranged at one end part of the shell and is provided with an oil inlet pipe communicated with the inside of the shell;
the oil outlet end cover is arranged at the end part of the other end of the shell, which is far away from the oil inlet end cover, and the oil outlet end cover is provided with an oil outlet pipe communicated with the inside of the shell.
Optionally, be equipped with a plurality of installations that are used for on the oil feed end cover prevent that the oil feed end of static mechanism connects protrudingly, the oil feed end connects protrudingly to be the circumference form and distributes on the one end terminal surface that the oil feed end cover was kept away from out the oil end cover, is equipped with a plurality of oil outlet end that are used for the installation to prevent static mechanism on the oil end cover and connects protrudingly, it is the circumference form to distribute on the one end terminal surface that the oil feed end cover was kept away from.
Optionally, the outer wall of the housing is provided with a plurality of mounting protrusions.
Optionally, the filter element has an axial extension direction, a support portion for installing and positioning the filter element is arranged in the casing, the support portion is abutted to end faces of two ends of the filter element in the axial direction, and the support portion is folded and covers the edge of the filter element.
Optionally, the electrostatic discharge portion includes:
the first connecting part is provided with a connecting hole which is connected with any one of the oil inlet end connecting bulge or the oil outlet end connecting bulge;
the second connecting part is arranged at one end part of the first connecting part, and a certain inclination angle is formed between the second connecting part and the first connecting part;
and the rotating connecting part is arranged at one end part of the second connecting part far away from the first connecting part, and the wire harness connector is rotatably connected onto the rotating connecting part.
Optionally, one end of the first connecting portion is provided with a bending portion to form a buffering portion, one end of the second connecting portion close to the first connecting portion is provided with an arc transition portion, and the first connecting portion is connected with the arc transition portion through the buffering portion.
Optionally, the wire harness connector includes:
a connector body having an axial extending direction and rotatably connected to the rotary connection portion;
the electric connection part is arranged at one end part of the connector body close to the rotary connection part;
the wire harness slot extends inwards along the axial direction of the connector body, blocking parts are symmetrically arranged on two sides of the wire harness slot, and one end part of the anti-static wire harness is inserted into the wire harness slot;
the wiring terminal is arranged on the inner bottom surface of the wiring harness slot and is electrically connected with the electric connection part, a concave platform is arranged on the wiring harness slot, the wiring terminal is arranged in the concave platform, and one end, positioned in the wiring harness slot, of the anti-static wiring harness is matched with the wiring terminal to complete the electric connection with the electric connection part;
the anti-static wiring harness connector comprises a wire harness slot, wherein the wire harness slot is provided with an electric connection part, the wire harness slot is provided with a plurality of fixing synapses, the fixing synapses are arranged on the blocking parts on each side in pairs, the fixing synapses are hemispherical or ridge-shaped, the fixing synapses arranged on the two blocking parts are arranged oppositely, the fixing synapses are arranged on the blocking parts in an interval distribution mode, the fixing synapses generate clamping force inwards along the radial direction of the connector body, and when one end of an anti-static wiring harness is inserted into the wire harness slot and matched with the electric connection part, the fixing synapses and the outer circumferential surface of one end.
Optionally, the wire harness connector further comprises:
the stable buffer part is arranged at one end part of the connector body far away from the electric connection part and is annular;
at least two bullet support the piece, the circumference form sets up on firm buffering portion, adopts elastic material to make, has and carries out the bullet of point contact with the outer periphery that prevents the one end that the static pencil is located the pencil slot and support the lug, bullet supports the lug and sets up to the arcuation, and bullet supports the both ends of lug and all is equipped with the shrink root, and two shrink root symmetries set up at the both ends that the lug was supported in the bullet, be equipped with on the inner wall of firm buffering portion with shrink root sliding fit and corresponding groove of accomodating, shrink root collapsible entering into to the corresponding inslot of accomodating, and the camber that the lug was supported in the bullet is greater than the camber of shrink.
Optionally, the mounting end piece includes:
the first mounting part is connected with one end of the anti-static wiring harness, which is far away from the wiring harness connector;
and the second mounting part is hinged to the first mounting part and is provided with a mounting hole connected with the vehicle body.
The invention has the beneficial effects that:
the anti-static mechanism which forms electrical contact with the automobile body is arranged on the filter body, aiming at one important reason of spontaneous combustion accidents of automobiles, namely the problem that a large amount of static charges generated by high-speed severe friction between fuel and a conveying pipeline are accumulated on metal parts of the conveying pipeline in the fuel conveying process, the anti-static mechanism can effectively prevent local static charges of the conveying pipeline of the fuel from accumulating and forming a large potential difference, avoid the spontaneous combustion accidents of the automobiles, avoid the occurrence of the spontaneous combustion accidents of the automobiles, avoid discharging after a large amount of static charges are accumulated to a certain degree, generate sparks to ignite the fuel, form a more stable point contact or line contact structure on one end part of an anti-static wire harness by a wire harness connector in the anti-static mechanism, enhance the fixing performance of the end part of the anti-static wire harness in a wire harness slot, and ensure that the anti-static wire, can avoid lacking the fixed power or the fixed power is less because of preventing static pencil for the vibration that the car travel in-process produced will prevent the condition that static pencil pine takes off from the pencil connector, install the end piece on the cooperation, make prevent static pencil at the vehicle operation in-process, avoided the great messenger of automobile vibration to prevent that static pencil takes place not hard up phenomenon, guaranteed the normal work of preventing static mechanism.
Drawings
FIG. 1 is a schematic view of a structure of an embodiment of the present invention from a perspective;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of another embodiment of the present invention;
FIG. 5 is a top view of an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an anti-static mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of the electrostatic discharge portion and the harness connector from a single perspective in an embodiment of the invention;
FIG. 8 is a schematic structural view of an electrostatic discharge and harness connector from another perspective in an embodiment of the invention;
FIG. 9 is a schematic structural view of the electrostatic discharge portion and the harness connector from a third perspective in an embodiment of the present invention;
FIG. 10 is a schematic plan view of a harness connector according to an embodiment of the invention;
FIG. 11 is a schematic cross-sectional view taken along line B-B of FIG. 10;
fig. 12 is a schematic cross-sectional view taken at C-C in fig. 10.
The reference numbers in the figures are:
1-a filter body; 11-an oil inlet pipe; 12-an oil outlet pipe; 13-oil inlet end cover; 131-oil inlet end connecting bulge; 14-oil outlet end cover; 141-oil outlet end connecting bulge; 15-mounting a projection; 16-a filter element; 17-a support;
2-an electrostatic discharge section; 21-a first connection; 211-connection holes; 22-a gasket; 23-a buffer; 24-a second connection; 241-arc transition; 25-a rotation connection;
3-a harness connector; 31-a connector body; 32-an electrical connection; 33-a terminal post; 34-a blocking portion; 35-a harness slot; 36-a stable synapse; 37-a stabilizing buffer; 38-a spring-back piece; 381-resilient projection; 382-a convergent root;
4-antistatic wiring harness;
5, mounting an end piece; 51-a first mounting portion; 52-a second mounting portion; 53-mounting holes.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As a preferred embodiment of the present invention, the present invention provides a fuel piping system for an automobile having an electrostatic discharge function, comprising:
a filter body;
the anti-static mechanism is arranged on the filter body and forms electric contact with the vehicle body;
wherein, prevent static mechanism includes:
an electrostatic discharge part detachably connected to the filter body;
a harness connector rotatably connected to the electrostatic discharge part;
the anti-static wire harness is arranged on the wire harness connector, and one end of the anti-static wire harness is electrically connected with the wire harness connector;
and the mounting end piece is fixed on the automobile body and connected with the other end of the anti-static wire harness, which is far away from the wire harness connector.
In the automobile fuel pipeline system with the static electricity releasing function, the anti-static mechanism which is in electrical contact with an automobile body is arranged on the filter body, and aiming at one important reason of spontaneous combustion accidents of an automobile, namely the problem that a large amount of static electricity generated by high-speed severe friction between fuel and a conveying pipeline is accumulated on a metal device of the conveying pipeline in the fuel conveying process, the local static electricity accumulation of the conveying pipeline of the fuel can be effectively prevented, a large potential difference is formed, the spontaneous combustion accidents of the automobile are avoided, the discharge of the large amount of static electricity accumulated to a certain degree is avoided, sparks are generated to ignite the fuel, the wire harness connector in the anti-static mechanism forms a more stable point contact or line contact structure for one end part of the anti-static wire harness, the fixing performance of the end part of the anti-static harness in the wire harness slot is enhanced, and the anti-static harness is not easy to slide and twist in the wire, can avoid lacking the fixed power or the fixed power is less because of preventing static pencil for the vibration that the car travel in-process produced will prevent the condition that static pencil pine takes off from the pencil connector, install the end piece on the cooperation, make prevent static pencil at the vehicle operation in-process, avoided the great messenger of automobile vibration to prevent that static pencil takes place not hard up phenomenon, guaranteed the normal work of preventing static mechanism.
The following describes in detail a preferred embodiment of an automotive fuel piping system with electrostatic discharge function according to the present invention with reference to the accompanying drawings.
Referring to fig. 1, 2, 4 and 5, the automotive fuel piping system with electrostatic discharge function includes:
the filter body 1 is installed at an inlet or an outlet of the fuel delivery pump, and is used for filtering impurities contained in gasoline, preventing particulate matters, water and impurities in fuel oil, ensuring that precision parts of a fuel oil system are prevented from being abraded and damaged, enabling the fuel oil supplied to an engine to be cleaner, optimizing combustion characteristics and prolonging the service life of the engine.
Referring to fig. 2, 3 and 4, the filter body 1 includes:
a housing.
The filter element 16 is arranged in the shell, the filter element 16 has an axial extending direction for main components of filtering and filtering, a supporting part 17 for installing and positioning the filter element 16 is arranged in the shell, the supporting part 17 is abutted against the end faces of two ends of the filter element 16 in the axial direction, and the supporting part 17 is turned over to cover the edge of the filter element 16.
The oil inlet end cover 13 is arranged at one end of the shell, a plurality of oil inlet end connecting bulges 131 used for installing an anti-static mechanism are arranged on the oil inlet end cover 13, the oil inlet end connecting bulges 131 are circumferentially distributed on one end face, away from the oil outlet end cover 14, of the oil inlet end cover 13, and an oil inlet pipe 11 communicated with the inside of the shell is arranged on the oil inlet end cover 13.
The oil outlet end cover 14 is arranged at the end part of the other end of the shell, which is far away from the oil inlet end cover 13, the oil outlet end cover 14 is provided with a plurality of oil outlet end connecting bulges 141 for installing an anti-static mechanism, the oil outlet end connecting bulges 141 are distributed on the end surface of the oil outlet end cover 14, which is far away from the oil inlet end cover 13, and the oil outlet end cover 14 is provided with an oil outlet pipe 12 communicated with the inside of the shell.
Any one of the oil inlet end connecting projections 131 provided on the oil inlet end cover 13 and any one of the oil outlet end connecting projections 141 provided on the oil outlet end cover 14 can be used for mounting the electrostatic discharge part 2.
In consideration of the stability and convenience of the filter body 1 mounted on the vehicle body, the outer wall of the housing is provided with a plurality of mounting protrusions 15, and in this embodiment, the mounting protrusions 15 are integrally formed with the housing.
The anti-static mechanism is arranged on the filter body 1 and is in electrical contact with an automobile body, and aiming at one important reason of spontaneous combustion accidents of automobiles, namely the problem that a large amount of static charges generated by high-speed severe friction between fuel and a conveying pipeline are accumulated on metal devices of the conveying pipeline in the fuel conveying process, the anti-static mechanism is arranged on the filter body 1, so that the accumulation of local static charges of the conveying pipeline of the fuel can be effectively prevented, a large potential difference is formed, and the spontaneous combustion accidents of the automobiles are avoided.
Referring to fig. 6, in the automotive fuel piping system with electrostatic discharge function, the electrostatic prevention mechanism mainly includes:
and an electrostatic discharge part 2 detachably connected to the filter body 1.
And a harness connector 3 rotatably connected to the electrostatic discharge unit 2.
And the anti-static wire harness 4 is arranged on the wire harness connector 3, and one end of the anti-static wire harness 4 is electrically connected with the wire harness connector 3.
And the mounting end piece 5 is fixed on the automobile body and connected with the other end of the anti-static wire harness 4 far away from the wire harness connector 3.
The arrangement of the wire harness connector 3 and the mounting end piece 5 ensures that the anti-static wire harness 4 is prevented from loosening due to the fact that automobile vibration is large in the running process of a vehicle, and the normal work of the anti-static mechanism is guaranteed.
Referring to fig. 7, 8 and 9, the electrostatic discharge portion 2 includes:
the first connection portion 21 is provided with a connection hole 211 for connecting with any one of the oil inlet end connection protrusions 131 or the oil outlet end connection protrusions 141, and after the first connection portion 21 is matched with any one of the oil inlet end connection protrusions 131 or the oil outlet end connection protrusions 141 through the first connection portion 21, that is, after the first connection portion 21 is inserted into the oil inlet end connection protrusion 131/the oil outlet end connection protrusion 141 through the connection hole 211, the gasket 22 can be additionally installed on the first connection portion 21, so that the first connection portion 21 is fixed relative to the oil inlet end connection protrusion 131/the oil outlet end connection protrusion 141, that is, the electrostatic discharge portion 2 is fixed on the filter body 1.
The second connecting portion 24 is disposed at an end of the first connecting portion 21, and has a certain inclination angle with the first connecting portion 21, in this embodiment, an end of the first connecting portion 21 is provided with a bending portion to form a buffering portion 23, an end of the second connecting portion 24 close to the first connecting portion 21 is provided with an arc transition portion 241, the first connecting portion 21 is connected to the arc transition portion 241 through the buffering portion 23, and by disposing the buffering portion 23 and the arc transition portion 241, an external force applied to the electrostatic discharge portion 2 can be buffered, stability of the electrostatic discharge portion 2 in a vehicle driving process is ensured, and stability of the anti-static mechanism is ensured.
And a rotary connecting portion 25 provided at an end portion of the second connecting portion 24 remote from the first connecting portion 21, to which the harness connector 3 is rotatably connected.
In the electrostatic discharge part 2, the first connection part 21, the buffer part 23, the second connection part 24, and the rotation connection part 25 may be integrally molded, so that the electrostatic discharge part 2 has sufficient mechanical strength and performance.
Referring to fig. 7 to 12, the harness connector 3 includes:
the connector body 31 has an axial extending direction and is rotatably connected to the rotation connecting portion 25.
And an electrical connection portion 32 provided at an end portion of the connector body 31 near the rotation connection portion 25.
The harness insertion slot 35 extends inward along the axial direction of the connector body 31, the two sides of the harness insertion slot are symmetrically provided with blocking parts 34, and one end part of the anti-static harness 4 is inserted into the harness insertion slot 35.
The wiring terminal 33 is arranged on the inner bottom surface of the wiring harness slot 35 and electrically connected with the electric connection portion 32, a concave table is arranged on the wiring harness slot 35, the wiring terminal 33 is arranged in the concave table, and one end, located in the wiring harness slot 35, of the anti-static wiring harness 4 is matched with the wiring terminal 33 to complete the electric connection with the electric connection portion 32.
The stabilizing synapses 36 are provided with the stabilizing synapses 36 in pairs on the blocking portion 34 of each side, the stabilizing synapses 36 are hemispherical or ridge-shaped, it can be understood that the stabilizing synapses 36 may also be cylindrical, V-shaped, and the like, the stabilizing synapses 36 provided on the two blocking portions 34 are oppositely disposed, that is, the stabilizing synapses 36 are symmetrically disposed on the blocking portions 34 in pairs, and the stabilizing synapses 36 are disposed on the blocking portions 34 at intervals, the stabilizing synapses 36 radially and inwardly generate a clamping force along the connector body 31, the stabilizing synapses 36 spaced on the blocking portions 34 and located in the wire harness slots 35 may clamp a plurality of positions of the anti-static wire harness 4, thereby preventing the anti-static wire harness 4 from shaking greatly at the portion located in the wire harness slots 35, and further loosening from the static electricity releasing portion 2. When one end of the antistatic wire harness 4 is inserted into the wire harness insertion slot 35 and is mated with the electrical connection portion 32, the stabilizing synapse 36 makes point contact or line contact with the outer circumferential surface of the one end of the antistatic wire harness 4 located in the wire harness insertion slot 35.
In the embodiment, the spacing distance between the pair of stable synapses 36 on the blocking portion 34 on the same side is smaller than the outer diameter of the anti-static wire harness 4, during the process of mounting the anti-static wire harness 4 and the wire harness connector 3, one end of the anti-static wire harness 4 is inserted into the wire harness slot 35, the end of the end is matched with the binding post 33 on the electrical connection portion 32, the portion of the anti-static wire harness 4 located in the wire harness slot 35 is clamped from the radial direction of the anti-static wire harness 4 through the plurality of sets of pair of stable synapses 36, because the stable synapses 36 are in point contact or line contact with the outer circumferential surface of one end of the anti-static wire harness 4 located in the wire harness slot 35, when the anti-static wire harness 4 is in line contact, the fixing performance of the end of the anti-static wire harness 4 in the wire harness slot 35 is enhanced, so that the anti-static wire harness 4 is not easy, the situation that the static wiring harness 4 is loosened from the wiring harness slot 35 due to vibration generated in the running process of the automobile caused by lack of fixing force or small fixing force of the static wiring harness 4 can be avoided.
Because the pencil connector 3 must have some can expose outside the pencil slot 35, consequently need to carry out the shock attenuation or the buffering to this part, and the reinforcing is prevented the connection effect between static pencil 4 and the pencil connector 3, and pencil connector 3 still includes:
and a stable buffer portion 37, which is arranged at an end portion of the connector body 31 far away from the electrical connection portion 32 and has a ring shape, wherein a through hole is formed at a center of the stable buffer portion 37, and the through hole is used for the end portion of the anti-static wire harness 4 to pass through and continue to be pulled downward.
At least two elastic sheets 38, which are circumferentially arranged on the stable buffer portion 37, are made of elastic material, and have elastic abutting protrusions 381 making point contact with the outer circumferential surface of one end of the anti-static wire harness 4 in the wire harness slot 35, the elastic abutting protrusions 381 are arc-shaped, two ends of the elastic abutting protrusions 381 are provided with shrinking roots 382, the two shrinking roots 382 are symmetrically arranged at two ends of the elastic abutting protrusions 381, the inner wall of the stable buffer portion 37 is provided with accommodating grooves which are in sliding fit with the shrinking roots 382 and correspond to the shrinking roots 382, the shrinking roots 382 can shrink into the corresponding accommodating grooves, the curvature of the elastic abutting protrusions 381 is larger than that of the shrinking roots 382, the elastic abutting sheets 38 are elastic as a whole, the elastic abutting protrusions 381 and the outer circumferential surface of the anti-static wire harness 4 are tangentially arranged to form point contact, in the process of buffering the anti-static wire harness 4, the elastic abutting protrusions are deformed by external force and are extruded to the shrinking roots 382 along the, so that the contracting root 382 retracts to enter the accommodating groove or pop out from the accommodating groove and act on the elastic protrusion part 381, so that the elastic protrusion part 381 abuts against the outer peripheral surface of the anti-static wire harness 4, and the relation of curvature between the contracting root 382 and the elastic protrusion part 381, when the anti-static wire harness 4 is clamped in the wire harness slot 35 by the stable synapse 36, the contracting root 382 generates large deformation to form large elastic clamping force, thereby further enhancing the fixing performance of the anti-static wire harness 4 on the wire harness connector 3.
Referring to fig. 6, the mounting end piece 5 includes:
the first mounting portion 51 is connected to one end of the antistatic wire harness 4 remote from the harness connector 3.
The second mounting part 52 is hinged to the first mounting part 51, a mounting hole 53 connected with a vehicle body is formed in the second mounting part, one end of the anti-static wire harness 4 is mounted on the filter body 1 through the wire harness connector 3 and the static electricity releasing part 2, and the other end of the anti-static wire harness 4 is mounted on the vehicle body through the mounting end sheet 5, so that static electricity accumulated on the filter body 1 can be led out through the static electricity releasing part 2, the wire harness connector 3 and the anti-static wire harness 4, local static electricity accumulation and large potential difference formation of a fuel oil conveying pipeline can be effectively prevented, the occurrence of automobile spontaneous combustion accidents is avoided, discharge after a large amount of static electricity is accumulated to a certain degree is avoided, and sparks are generated to ignite the fuel oil.
In summary, by arranging the anti-static mechanism forming electrical contact with the vehicle body on the filter body 1, aiming at one of the important reasons of the spontaneous combustion accidents of the vehicle, namely the problem that a large amount of static charges generated by high-speed severe friction between fuel and a conveying pipeline are accumulated on metal parts of the conveying pipeline in the fuel conveying process, the accumulation of local static charges of the conveying pipeline of the fuel can be effectively prevented, a large potential difference can be formed, the spontaneous combustion accidents of the vehicle can be avoided, the phenomenon that the static charges are accumulated to a certain degree and then discharged to generate sparks to ignite the fuel can be avoided, the wire harness connector 3 in the anti-static mechanism forms a more stable point contact or line contact structure for one end part of the anti-static wire harness 4, the fixing performance of the end part of the anti-static wire harness 4 in the wire harness slot 35 is enhanced, and the anti-static wire harness 4 is not easy to slide and twist, can avoid because of preventing that static pencil 4 lacks the stationary force or the stationary force is less for the vibration that the car travel in-process produced will prevent the condition that static pencil 4 loosens from pencil connector 3 in, install end piece 5 in the cooperation, make prevent static pencil 4 at the vehicle operation in-process, avoided the great messenger of automobile vibration to prevent that static pencil 4 takes place not hard up phenomenon, guaranteed the normal work of preventing static mechanism.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An automobile fuel pipeline system with an electrostatic discharge function is characterized by comprising:
a filter body (1);
the anti-static mechanism is arranged on the filter body (1) and forms electrical contact with a vehicle body;
wherein, prevent static mechanism includes:
an electrostatic discharge unit (2) detachably connected to the filter body (1);
a harness connector (3) rotatably connected to the electrostatic discharge part (2);
the anti-static wire harness (4) is arranged on the wire harness connector (3), and one end of the anti-static wire harness (4) is electrically connected with the wire harness connector (3);
and the mounting end piece (5) is fixed on the automobile body and is connected with the other end of the anti-static wire harness (4) far away from the wire harness connector (3).
2. The automotive fuel piping system with electrostatic discharge function according to claim 1, characterized in that said filter body (1) comprises:
a housing;
a filter element (16) disposed inside the housing;
the oil inlet end cover (13) is arranged at one end part of the shell, and an oil inlet pipe (11) communicated with the inside of the shell is arranged on the oil inlet end cover (13);
the oil outlet end cover (14) is arranged at the end part of the other end of the shell, which is far away from the oil inlet end cover (13), and the oil outlet end cover (14) is provided with an oil outlet pipe (12) communicated with the inside of the shell.
3. The automobile fuel pipeline system with the electrostatic discharge function according to claim 2, wherein a plurality of oil inlet end connecting protrusions (131) for installing the anti-static mechanism are arranged on the oil inlet end cover (13), the oil inlet end connecting protrusions (131) are circumferentially distributed on an end face, away from the oil outlet end cover (14), of the oil inlet end cover (13), a plurality of oil outlet end connecting protrusions (141) for installing the anti-static mechanism are arranged on the oil outlet end cover (14), and the oil outlet end connecting protrusions (141) are circumferentially distributed on an end face, away from the oil inlet end cover (13), of the oil outlet end cover (14).
4. The automobile fuel pipeline system with the electrostatic discharge function as claimed in claim 3, wherein a plurality of mounting protrusions (15) are provided on the outer wall of the housing.
5. The automobile fuel pipeline system with the electrostatic discharge function according to claim 4, wherein the filter element (16) has an axial extension direction, a support portion (17) for installing and positioning the filter element (16) is arranged inside the housing, the support portion (17) is arranged to abut against the end faces of the two ends of the filter element (16) in the axial direction, and the support portion (17) is folded to wrap the edge of the filter element (16).
6. The automotive fuel piping system with electrostatic discharge function according to claim 5, characterized in that the electrostatic discharge part (2) comprises:
a first connection part (21) provided with a connection hole (211) connected with any one of the oil inlet end connection protrusion (131) or the oil outlet end connection protrusion (141);
the second connecting part (24) is arranged at one end part of the first connecting part (21) and has a certain inclination angle with the first connecting part (21);
and a rotating connecting part (25) which is arranged at one end part of the second connecting part (24) far away from the first connecting part (21) and is rotatably connected with the wiring harness connector (3).
7. The automobile fuel pipeline system with the electrostatic discharge function according to claim 6, wherein one end of the first connecting portion (21) is provided with a bending portion to form a buffer portion (23), one end of the second connecting portion (24) close to the first connecting portion (21) is provided with an arc transition portion (241), and the first connecting portion (21) is connected with the arc transition portion (241) through the buffer portion (23).
8. The automotive fuel piping system with electrostatic discharge function according to claim 7, characterized in that the harness connector (3) comprises:
a connector body (31) having an axial extending direction and rotatably connected to the rotary connection portion (25);
an electrical connection portion (32) provided at one end portion of the connector body (31) near the rotation connection portion (25);
the wire harness slot (35) extends inwards along the axial direction of the connector body (31), blocking parts (34) are symmetrically arranged on two sides of the wire harness slot, and one end part of the anti-static wire harness (4) is inserted into the wire harness slot (35);
the wiring terminal (33) is arranged on the inner bottom surface of the wiring harness slot (35) and is electrically connected with the electric connection part (32), a concave table is arranged on the wiring harness slot (35), the wiring terminal (33) is arranged in the concave table, one end, located in the wiring harness slot (35), of the anti-static wiring harness (4) is matched with the wiring terminal (33), and the electric connection with the electric connection part (32) is completed;
the anti-static wiring harness connector comprises stabilizing synapses (36), wherein the stabilizing synapses (36) are arranged on the blocking parts (34) on each side in pairs, the stabilizing synapses (36) are hemispherical or ridged, the stabilizing synapses (36) arranged on the two blocking parts (34) are arranged oppositely, the stabilizing synapses (36) are distributed on the blocking parts (34) at intervals, the stabilizing synapses (36) generate clamping force inwards along the radial direction of the connector body (31), and when one end of the anti-static wiring harness (4) is inserted into the wiring harness slot (35) and matched with the electric connection part (32), the stabilizing synapses (36) and the outer circumferential surface of one end, located in the wiring harness slot (35), of the anti-static wiring harness (4) are in point contact or line contact.
9. The automotive fuel piping system with electrostatic discharge function according to claim 8, wherein the harness connector (3) further comprises:
a stable buffer part (37) which is arranged at one end part of the connector body (31) far away from the electric connection part (32) and is annular;
at least two bullet support piece (38), the circumference form sets up on firm buffer portion (37), adopts elastic material to make, has and prevents that static pencil (4) are located the elasticity that the outer periphery of one end of pencil slot (35) carries out the point contact and supports lug portion (381), bullet supports lug portion (381) and sets up to the arcuation, and the both ends that bullet supported lug portion (381) all are equipped with shrink root (382), and two shrink root (382) symmetry set up at the both ends that the lug portion (381) was supported in the bullet, be equipped with on the inner wall of firm buffer portion (37) with shrink root (382) sliding fit and corresponding storage groove, shrink root (382) collapsible entering to the corresponding storage inslot, the camber that the lug portion (381) was supported in the bullet is greater than the camber of shrink root (382).
10. The automotive fuel piping system with electrostatic discharge function according to claim 9, characterized in that said mounting end piece (5) comprises:
a first mounting part (51) connected to one end of the antistatic harness (4) remote from the harness connector (3);
and the second mounting part (52) is hinged on the first mounting part (51) and is provided with a mounting hole (53) connected with the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110016137.6A CN112727647A (en) | 2021-01-07 | 2021-01-07 | Automobile fuel pipeline system with electrostatic discharge function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110016137.6A CN112727647A (en) | 2021-01-07 | 2021-01-07 | Automobile fuel pipeline system with electrostatic discharge function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112727647A true CN112727647A (en) | 2021-04-30 |
Family
ID=75590818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110016137.6A Withdrawn CN112727647A (en) | 2021-01-07 | 2021-01-07 | Automobile fuel pipeline system with electrostatic discharge function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112727647A (en) |
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| CN203847299U (en) * | 2014-05-15 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Petrol filter assembly and vehicle |
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| CN105804905A (en) * | 2016-05-13 | 2016-07-27 | 安徽机电职业技术学院 | Electric spraying filter |
| CN207620946U (en) * | 2017-10-31 | 2018-07-17 | 天津市宇龙昊天汽车滤清器有限公司 | A kind of antistatic gasoline filter being easily installed |
| CN209071721U (en) * | 2018-11-22 | 2019-07-05 | 上海诚品汽车科技有限公司 | A kind of new-energy automobile instrument harness |
| KR20190081378A (en) * | 2017-12-29 | 2019-07-09 | 현대자동차주식회사 | Fuel filter for diesel |
| CN209329293U (en) * | 2018-11-27 | 2019-08-30 | 东风安泰（十堰）汽车电气系统有限公司 | A kind of automotive wire bundle connector that anti-dropout effect is good |
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2021
- 2021-01-07 CN CN202110016137.6A patent/CN112727647A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6142126A (en) * | 1997-12-08 | 2000-11-07 | Mitsubishi Denki Kabushiki Kaisha | Fuel supply apparatus |
| CN202031744U (en) * | 2011-04-07 | 2011-11-09 | 浙江吉利汽车研究院有限公司 | Automobile fuel filter |
| CN203651457U (en) * | 2013-12-19 | 2014-06-18 | 北汽福田汽车股份有限公司 | Vehicle oil filling pipe assembly and vehicle |
| CN203847299U (en) * | 2014-05-15 | 2014-09-24 | 安徽江淮汽车股份有限公司 | Petrol filter assembly and vehicle |
| CN204296455U (en) * | 2014-12-11 | 2015-04-29 | 武汉亚普汽车塑料件有限公司 | Oil filling pipe for automobiles |
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| CN105804905A (en) * | 2016-05-13 | 2016-07-27 | 安徽机电职业技术学院 | Electric spraying filter |
| CN207620946U (en) * | 2017-10-31 | 2018-07-17 | 天津市宇龙昊天汽车滤清器有限公司 | A kind of antistatic gasoline filter being easily installed |
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| PB01 | Publication | ||
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Application publication date: 20210430 |