CN108561254B - Engine with lithium battery - Google Patents
Engine with lithium battery Download PDFInfo
- Publication number
- CN108561254B CN108561254B CN201810362871.6A CN201810362871A CN108561254B CN 108561254 B CN108561254 B CN 108561254B CN 201810362871 A CN201810362871 A CN 201810362871A CN 108561254 B CN108561254 B CN 108561254B
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- China
- Prior art keywords
- lithium battery
- engine
- contact electrode
- electrode
- box
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 218
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 217
- 238000009434 installation Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002411 adverse Effects 0.000 abstract description 8
- 230000007774 longterm Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013543 active substance Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Battery Mounting, Suspending (AREA)
- Hybrid Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses an engine with a lithium battery, which comprises an engine body and the lithium battery used for the engine, wherein the lithium battery is fixedly connected with an engine box body of the engine body; through the engine box fixed connection with lithium cell and engine body, avoid installing lithium cell and produce violent vibrations on the wind scooper, reduce the adverse effect that causes the lithium cell because of the vibration, guarantee that the lithium cell can long-term normal use, further guarantee that the engine starts smoothly to simple structure, the lithium cell installs and removes conveniently.
Description
Technical Field
The invention relates to a power device, in particular to an engine with a lithium battery.
Background
The engine is a machine for converting chemical energy of fuel oil into mechanical energy for output, most of starting power supplies used when the engine is started are lead-acid batteries, and the lead-acid batteries have a plurality of defects of large volume, heavy weight, low energy density, easiness in self-discharge, inconvenience in storage and the like; therefore, the lithium battery is used as a starting power supply of the engine, compared with the traditional lead-acid battery, the external dimension is reduced, the weight is reduced, and the service life of the battery is prolonged; in the prior art, a lithium battery is fixedly installed through a wind scooper which is fixed at the upper end of an engine body, contact electrodes are correspondingly arranged on the wind scooper and the lithium battery respectively, and when the lithium battery is installed on the wind scooper, the engine body and the lithium battery are electrically connected, so that the installation efficiency is improved; the lithium battery is fixedly arranged on the wind scooper for a long time, the engine can generate severe vibration in the using process, and the wind scooper is vibrated by the wind power when being vibrated by the engine, so that the lithium battery arranged on the wind scooper generates severe vibration, the service life of the lithium battery is not facilitated, and the contact stability of the electrode of the lithium battery is affected.
Therefore, it is necessary to provide an engine with a lithium battery, which can reduce the adverse effect on the lithium battery caused by vibration, ensure long-term normal use of the lithium battery, further ensure smooth starting of the engine, and has a simple structure and convenient assembly and disassembly of the lithium battery.
Disclosure of Invention
In view of the above, the invention provides an engine with a lithium battery, which can reduce adverse effects on the lithium battery caused by vibration, ensure long-term normal use of the lithium battery, further ensure smooth starting of the engine, and has a simple structure and convenient assembly and disassembly of the lithium battery.
The engine with the lithium battery comprises an engine body and the lithium battery for the engine, wherein the lithium battery is fixedly connected with an engine box body of the engine body; through the engine box fixed connection with lithium cell and engine body, avoid installing lithium cell and produce violent vibrations on the wind scooper, reduce the adverse effect that causes the lithium cell because of the vibration, guarantee that the lithium cell can long-term normal use, further guarantee that the engine starts smoothly to simple structure, the lithium cell installs and removes conveniently.
Further, the direction of the mandrel of the lithium battery is parallel to the cylinder body axis of the engine body; through setting the dabber of lithium ion battery unit to be parallel with the cylinder axle, reduce vibration and cause the adverse effect to the lithium battery, guarantee that the lithium battery can long-term normal use, further guarantee that the engine starts smoothly.
Further, the engine box body is fixedly provided with a mounting frame, and the lithium battery is fixed with the engine box body in a mode of being fixed on the mounting frame; the mounting frame is a rigid frame, the lithium battery and the engine box body are guaranteed to be rigidly fixed, as shown in the figure, the mounting position of the lithium battery can be improved by reasonably setting the shape of the mounting frame, the mounting frame is convenient to assemble and disassemble, and meanwhile, the lithium battery is prevented from being dry and astringent due to arrangement of other parts of the engine.
Further, the lithium battery is arranged on the mounting frame in an inserting mode, and the inserting direction of the lithium battery is perpendicular to the cylinder shaft of the engine body; the lithium battery is provided with a slot or an insert along the insertion direction, and the mounting rack is correspondingly provided with the insert or the slot; the insertion direction of the lithium battery is perpendicular to the cylinder shaft of the engine body, so that the lithium battery is prevented from falling off after being mounted due to vibration along the main vibration shaft direction, the vibration along the main vibration shaft direction is perpendicular to the slot direction, and the lithium battery is prevented from falling off.
The lithium battery is further provided with an electrode slot along the direction vertical to the cylinder shaft of the engine body, a contact electrode I is arranged in the electrode slot, the mounting frame is provided with a contact electrode II which is inserted into the electrode slot and is in contact conduction with the contact electrode I, and the contact surface between the contact electrode I and the contact electrode II is vertical to the cylinder shaft of the engine body; the contact surface between the contact electrode I and the contact electrode II is good for the large vibration intensity along the vertical direction, the oxide layer, the rust layer and the like on the contact surface are removed by vibration, the contact electrode I and the contact electrode II are effectively and electrically connected, the contact resistance is reduced, and the starting voltage of the mounting frame is stable.
Further, the contact electrode I and/or the contact electrode II are/is provided with elastic force along the cylinder axis direction of the engine body, and the contact electrode I and the contact electrode II are in close contact under the action of the elastic force; the vibration amplitude of the contact electrode I and the contact electrode II is improved, the capability of removing crops attached to the contact surface is improved, meanwhile, stable contact after vibration between the contact electrode I and the contact electrode II is ensured, and smooth electric connection is ensured.
Further, the contact electrode I is an elastic clamp formed by two arc-shaped elastic sheets, the two arc-shaped elastic sheets are closely arranged in a mode that concave surfaces are opposite, the contact electrode II is an electrode inserting sheet, and when the lithium battery is installed on the installation frame, the electrode inserting sheet is inserted between the two arc-shaped elastic sheets to realize the electric connection of the contact electrode I and the contact electrode II; the structure is convenient to install, stable in electric connection and contact and capable of avoiding electric spark.
Furthermore, the lithium battery is provided with a plurality of guide grooves parallel to the electrode slots along the cylinder axis direction of the engine body, the mounting frame is provided with a plurality of guide inserting pieces corresponding to the guide grooves, and the mounting guide is realized through the insertion and matching of the guide grooves and the guide inserting pieces when the lithium battery is mounted; as shown in the figure, the guide slot is arranged between the two electrode slots, the guide inserting piece and the guide slot are arranged to facilitate the installation of the lithium battery, and meanwhile, the stress of the electrode inserting piece is reduced when the lithium battery is installed, so that the electrode inserting piece is prevented from being blocked and damaged when the lithium battery is installed.
Further, the mounting frame comprises a lithium battery box for fixing the lithium battery and a bracket for fixing the lithium battery box to the engine body; the lithium battery box clamping structure is arranged on the bracket; the lithium battery box is favorable for stably fixing the lithium battery, can protect the surface of the lithium battery from being damaged easily, and is favorable for improving the installation stability of the lithium battery; the lithium battery box is provided with a bayonet or a buckle, the mounting plate is provided with a buckle or a bayonet, and the clamping structure is a detachable clamping structure; the lithium battery box is fixed through the joint, and simple structure installs and dismantles conveniently, does benefit to and installs and removes efficiency.
Further, a sliding limit structure is arranged on the outer side of the lithium battery box, and the sliding limit structure is used for being matched with the bracket 11 to enable the lithium battery box to be in single-degree-of-freedom sliding fit with the bracket 11 along a straight line direction; the lithium battery box and the bracket 11 realize locking limit in the straight line direction; the sliding limiting structure is beneficial to reducing the relative movement freedom degree of the lithium battery box, greatly improves the fixing stability of the lithium battery box, and has the advantages of simple structure and convenient installation.
Further, a positioning convex surface is arranged at the bottom of the accommodating cavity of the lithium battery box, and the positioning convex surface is in conformal fit with a positioning concave surface arranged on the surface of the lithium battery to realize positioning of the lithium battery; the shaking of the lithium battery after being installed and fixed is avoided; the concave positioning surface is formed by recessing the lithium battery, so that the structure is simple, the manufacturing is convenient, the positioning is stable, and the control precision is high.
The invention has the beneficial effects that: according to the engine, the lithium battery is fixedly connected with the engine box of the engine body, so that severe vibration caused by the fact that the lithium battery is mounted on the wind scooper is avoided, adverse effects on the lithium battery caused by vibration are reduced, the lithium battery can be ensured to be used normally for a long time, the engine is further ensured to be started smoothly, the structure is simple, and the lithium battery is convenient to mount and dismount; meanwhile, the contact surface between the contact electrode I and the contact electrode II is perpendicular to the cylinder shaft of the engine body; the method is beneficial to removing an oxide layer, a rust layer and the like on a contact surface through vibration, ensures that a contact electrode I is effectively and electrically connected with a contact electrode II, reduces contact resistance and ensures stable starting voltage of an engine.
Drawings
The invention is further described below with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic structural view of a lithium battery according to the present invention;
FIG. 3 is a schematic view of a mounting structure assembly of the present invention;
fig. 4 is a schematic structural view of a lithium battery case according to the present invention;
FIG. 5 is a schematic view of a supporting frame according to the present invention;
fig. 6 is a schematic view of another structure of a lithium battery according to the present invention.
Description of the embodiments
Fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic structural view of a lithium battery of the present invention, fig. 3 is a schematic structural view of an installation structure assembly of the present invention, fig. 4 is a schematic structural view of a lithium battery case of the present invention, fig. 5 is a schematic structural view of a support frame of the present invention, fig. 6 is another schematic structural view of a lithium battery of the present invention, and the following is a diagram: the engine with the lithium battery comprises an engine body 1 and a lithium battery 3 used for the engine, wherein the lithium battery 3 is fixedly connected with an engine box 1a of the engine body 1; set up wind scooper 4, oil tank etc. on engine block 1, through the engine box fixed connection with lithium cell and engine block 1, avoid installing the lithium cell on wind scooper 4 and produce violent vibrations, reduce the adverse effect that causes the lithium cell because of the vibration, guarantee that the lithium cell can normally use for a long time, further guarantee that the engine starts smoothly to simple structure, the lithium cell is installed and removed conveniently.
The lithium battery 3 includes at least one lithium ion battery unit having a mandrel b, where the lithium ion battery unit is of an existing structure, and is not described herein, and the mandrel b is parallel to the cylinder axis a of the engine body; meanwhile, the lithium battery comprises a shell and a plurality of parallel lithium ion battery units arranged in the shell, and the central axes b of all the lithium ion battery units are parallel to the cylinder axis a; the positive electrode layer and the negative electrode layer in the lithium ion battery unit are arranged around the mandrel b, and belong to the existing structure and are not described in detail herein; the main vibration axis of the engine is a cylinder axis a, and the mandrel b of the lithium ion battery unit is parallel to the cylinder axis a, so that larger stress generated by vibration along the main vibration axis direction is parallel to the positive electrode layer and the negative electrode layer, deformation of the positive electrode layer and the negative electrode layer caused by vibration stress is reduced, the adhesion of the positive electrode layer and the negative electrode layer to active substances is ensured to be strong, adverse effects on the lithium battery caused by vibration are reduced, the lithium battery is ensured to be used normally for a long time, and smooth starting of the engine is further ensured.
In this embodiment, the engine case is fixedly provided with a mounting frame, and the lithium battery is fixed with the engine case by being fixed on the mounting frame; the mounting frame is a rigid frame, the lithium battery and the engine box body are guaranteed to be rigidly fixed, as shown in the figure, the mounting position of the lithium battery can be improved by reasonably setting the shape of the mounting frame, the mounting frame is convenient to assemble and disassemble, and meanwhile, the lithium battery is prevented from being dry and astringent due to arrangement of other parts of the engine.
In this embodiment, the lithium battery 3 is mounted on the mounting rack in a plugging manner, and the insertion direction of the lithium battery 3 is perpendicular to the cylinder axis of the engine body; as shown in fig. 1, the straight line is parallel to the cylinder axis, the direction of the cylinder axis is the movement direction of the piston of the engine body, that is, the insertion direction of the lithium battery 3 is spatially perpendicular to the cylinder axis a or the cylinder axis of the engine body; the lithium battery 3 is provided with a slot or an insert along the insertion direction, and the mounting rack is correspondingly provided with an insert or a slot; the inserting direction of the lithium battery is perpendicular to the cylinder shaft of the engine body, so that the inserting structure is beneficial to forming fixed limit in the direction along the cylinder shaft a, the lithium battery is prevented from falling off after being mounted due to vibration along the main vibration shaft direction, the vibration along the main vibration shaft direction is perpendicular to the inserting groove direction, and the stability of the lithium battery 3 after being mounted is ensured; of course, an existing clamping and fixing mechanism is further arranged between the lithium battery 3 and the mounting frame, and details are not repeated here.
In this embodiment, the lithium battery 3 is provided with an electrode slot 302 along a direction perpendicular to a cylinder axis of the engine body, a contact electrode I is disposed in the electrode slot 302, the mounting frame is provided with a contact electrode II for being inserted into the electrode slot 302 and contacting with the contact electrode I, and a contact surface between the contact electrode I and the contact electrode II is perpendicular to the cylinder axis of the engine body; at least two contact electrodes I are respectively a positive contact electrode I and a negative contact electrode I; in the embodiment, a lithium battery box 6 for installing a lithium battery is fixedly arranged on a bracket, the lithium battery is inserted into the lithium battery box 6 and is clamped and fixed, and a contact electrode II is arranged on the inner wall of the lithium battery box 6 and is electrically connected with a starting motor and the like; the number of the contact electrodes II is at least two, the contact electrodes I and the contact electrodes I are in one-to-one correspondence with each other, the contact surfaces between the contact electrodes I and the contact electrodes II are perpendicular to the main vibration shaft, the vibration strength of the contact surfaces between the contact electrodes I and the contact electrodes II along the vertical direction is high, the removal of an oxide layer, a rust layer and the like on the contact surfaces through vibration is facilitated, the effective electric connection between the contact electrodes I and the contact electrodes II is ensured, the contact resistance is reduced, and the starting voltage stability of an engine is ensured.
In this embodiment, the contact electrode I and/or the contact electrode II are/is provided with an elastic force along the cylinder axis direction of the engine body, and the contact electrode I and the contact electrode II are in close contact under the action of the elastic force; the elastic force can be provided by an external elastic piece acting on the contact electrode I or/and the contact electrode II, or provided by the contact electrode I and the contact electrode II, so that the vibration amplitude of the contact electrode I and the contact electrode II is improved, the capability of removing crops attached to a contact surface is improved, meanwhile, stable contact after vibration between the contact electrode I and the contact electrode II is ensured, and smooth electric connection is ensured.
In this embodiment, the contact electrode I is an elastic clip composed of two arc-shaped elastic pieces, the two arc-shaped elastic pieces are closely arranged in a manner that concave surfaces are opposite, and each of the two arc-shaped elastic pieces includes an arc-shaped elastic piece 301a and an arc-shaped elastic piece 301; when the lithium battery is mounted on the mounting rack, the electrode inserting sheet 301 is inserted between two arc-shaped elastic sheets to realize the electric connection between the contact electrode I and the contact electrode II, the electrode slots 302 are at least two corresponding to the contact electrodes I, one ends of the arc-shaped elastic sheets can be fixed on the inner side wall of the electrode slots 302, and the other ends of the arc-shaped elastic sheets are free ends; of course, the two inner side walls of the electrode slot 302 can also be provided with avoidance holes for avoiding corresponding arc-shaped elastic sheets, and the arc-shaped elastic sheets partially penetrate through the avoidance holes to form elastic terminals, so that the arc-shaped elastic sheets vibrate, and meanwhile, the structure is convenient to install, stable in electric connection and contact, and avoids electric sparks.
In this embodiment, the lithium battery is provided with a plurality of guide slots 303 parallel to the electrode slots 302 along the cylinder axis direction of the engine body, the mounting frame is provided with a plurality of guide inserting pieces 102 corresponding to the guide slots 303, and the mounting guide is realized by inserting and matching the guide slots 303 and the guide inserting pieces 102 during the mounting of the lithium battery; as shown in the figure, the guide groove 303 is arranged between the two electrode slots 302, the arrangement of the guide insert 102 and the guide groove 303 facilitates the installation of the lithium battery, and meanwhile, the stress of the electrode insert 301101 is reduced when the lithium battery is installed, the electrode insert 301101 is prevented from being blocked and damaged when the lithium battery is installed, and of course, the guide insert can be matched with the guide groove in a conformal manner to limit the lithium battery relative to the guide insert along the cylinder axis direction of the engine body.
In this embodiment, the lithium battery is installed on the side of the engine body in a manner of avoiding the oil tank filler 111 of the engine and the air outlet device 112 of the engine; the upper engine cover 4 is arranged at the top of the engine body, the top surface of the upper engine cover 4 is provided with an air guide opening 5, the side surface of the upper engine cover 4 is inwards recessed to form a yielding space 2 for installing a lithium battery, the cross section of the upper engine cover 4 is approximately rectangular, and the yielding space 2 is positioned on one side surface of the upper engine cover 4; the lithium battery 3 is arranged at a position, deviating from the central line, of the opposite side surfaces of the oil tank oil filler 111 and the air outlet device 112 of the engine upper cover 4; can avoid the lithium cell installation to get into and cause the influence to wind-guiding mouth 5, avoid the lithium cell to stabilize too high, the lithium cell position setting is reasonable simultaneously, convenient to use, whole equipment is coordinated.
In this embodiment, the lithium battery 3 is further provided with a mounting structure assembly for fixing the lithium battery to the mounting frame; the mounting structure assembly comprises a lithium battery box 6 for fixing the lithium battery 3 and a bracket 7 for fixing the lithium battery box 6 to the engine box; the lithium battery box 6 is favorable for stably fixing the lithium battery 3, can protect the surface of the lithium battery 3 from being damaged easily, and is favorable for improving the installation stability of the lithium battery 3; the lithium battery box 6 is clamped and fixed on the bracket 7; the lithium battery box 6 is provided with a bayonet or a buckle, the mounting plate is provided with a buckle or a bayonet, and the clamping structure is a detachable clamping structure; the lithium battery box 6 is fixed through clamping, so that the structure is simple, the installation and the disassembly are convenient, and the assembly and disassembly efficiency is improved; of course, both the electrode tab 301 and the guide tab 102 are fixedly disposed within the lithium battery case 6.
In this embodiment, a sliding limiting structure is disposed on the outer side of the lithium battery case 6, and the sliding limiting structure is used to cooperate with the bracket 7 to enable the lithium battery case 6 to be slidingly matched with the bracket 7 along a linear direction in a single degree of freedom; the lithium battery box 6 and the bracket 7 realize locking limit in the straight line direction; the sliding limiting structure can be a dovetail groove or a limiting slide block with a dovetail-shaped cross section arranged on the surface of the lithium battery box 6, the bracket 7 is provided with the limiting slide block or the dovetail groove with the dovetail-shaped cross section, the lithium battery box 6 and the bracket 7 realize single-degree-of-freedom sliding fit along a straight line direction through the matching of the limiting slide block and the dovetail groove, and of course, the sliding limiting structure can also realize single-degree-of-freedom sliding fit through the matching of limiting blocks and the limiting grooves with other shapes, so that the relative activity degree of freedom of the lithium battery box 6 is reduced, the fixing stability of the lithium battery box 6 is greatly improved, and the lithium battery box is simple in structure and convenient to install;
the sliding limiting structure comprises two parallel and oppositely arranged bar-shaped limiting sliding grooves 8; the bracket 7 is provided with a fixed plate 9 which is matched with the lithium battery box 6 in a clamping way, and two side edges of the fixed plate 9 are embedded into two strip-shaped limiting sliding grooves 8 in a conformal way and are matched with the lithium battery box in a sliding way in a single degree of freedom way; the direction of the bar-shaped limiting chute 8 is parallel to the direction of the lithium battery 3 inserted into the lithium battery box 6, so that the lithium battery box is favorable for forming fixed limiting along the direction of the cylinder axis a, and the fixing plate 9 is provided with a bayonet 10 matched with a buckle arranged on the lithium battery box 6; as shown in the figure, the bayonet 10 can be a rectangular opening, the side wall of the back of the lithium battery box is integrally formed with a bayonet matched with a clamping tongue, the clamping tongue is positioned in a clamping tongue mounting opening formed in the back of the lithium battery box, and the back of the lithium battery is provided with an avoidance groove for driving the clamping tongue to incline so as to release clamping, so that the lithium battery box is convenient to fall off from the bracket 11, the structure is favorable for the strip-shaped limiting sliding groove 8 to form clamping force on the fixing plate 9, the fixing stability is ensured, the buckle on the lithium battery box 6 is pressed on the upper inner wall of the bayonet 10, the lower edge of the bayonet 10 forms a flanging 11 for supporting the lithium battery box 6, the root of the flanging 11 is of an arc-shaped structure, the flanging 11 can form upward elastic force, and is favorable for realizing stable fixing of the lithium battery box 6 along the length direction of the strip-shaped limiting sliding groove 8 in a matched manner, and is favorable for shock resistance; the bar-shaped limiting sliding groove 8 can be formed by bending the edge flange 11 of the lithium battery box 6, and is easy to install, accurate in limiting and capable of guaranteeing the fixing stability of the lithium battery box 6 by arranging the sliding limiting structure to be two side edges of the fixing plate 9 and matching with the bar-shaped limiting sliding groove 8.
In this embodiment, a positioning convex surface is disposed at the bottom of the accommodating cavity of the lithium battery case 6, and the positioning convex surface is in conformal fit with a positioning concave surface disposed on the surface of the lithium battery 3 to position the lithium battery 3; the lithium battery box 6 is used for fixing the lithium battery 3 through clamping; the positioning concave surface can be an arc concave surface arranged on the bottom surface of the lithium battery 3 or an inclined surface arranged at the lower end of the side surface of the lithium battery 3, and all limiting surfaces capable of achieving the purpose of the invention can be formed, for example, when the positioning concave surface is the inclined surface, the positioning concave surface is in fit with the positioning convex surface of the inner wall of the lithium battery box 6 and combined with the inner side wall of the lithium battery box 6, so that a positioning mechanism along the horizontal direction can be formed when the lithium battery 3 is downwards placed in the lithium battery box, and shaking of the lithium battery 3 after installation and fixation is avoided; the concave positioning structure formed by the sinking of the lithium battery 3 is simple in structure, convenient to install and stable in positioning.
The positioning convex surface comprises a first positioning surface for guiding and limiting the bottom of the lithium battery 3 along the front-back direction and a second positioning surface for guiding and limiting the lithium battery 3 along the left-right direction, wherein the first positioning surface and the second positioning surface jointly form a positioning curved surface, and the positioning curved surface is formed by inwards sinking the bottom angle of the lithium battery box 6; the two positioning curved surfaces are respectively positioned at two adjacent corners at the bottom of the lithium battery box; the holding chamber in the lithium battery box 6 is provided with the inserted mouth that is used for lithium battery 3 male, is fixed in the holding intracavity through joint structure after the lithium battery 3 inserts the holding chamber, and insertion port department is fixed to be provided with the block tongue that is used for spacing along the outside direction to lithium battery 3, as shown in the drawing, the thickness of lithium battery 3 is less than the thickness that holds the chamber, the location convex surface includes two to these two location convex surfaces are located two interior angle departments of the front side that holds the chamber respectively (including location convex surface 6a and location convex surface 6b, the lithium battery corresponds to be provided with location concave surface 3a and location concave surface 3 b), when installing the lithium battery, combines together through location convex surface and lithium battery self gravity, realizes the lithium battery self-positioning, guarantees that lithium battery 3 is fixed stable, avoids rocking, and the protrusion of lithium battery 3 upper end side along the perpendicular to side direction forms block portion 3a simultaneously, block portion 3c is used for pressing in lithium battery box inner wall (or buckle lateral wall) and before lithium battery and lithium battery box 6 form stable heat dissipation structure, and simple and compact, convenient installation.
The bracket 7 further comprises an L-shaped lifting plate, the upper end of the L-shaped lifting plate is fixedly connected with the fixed plate, the connecting part comprises a first connecting support lug 9a fixed on the fixed plate 9 and a second connecting support lug 12a fixed on a lower bottom plate 12 of the L-shaped lifting plate, and the first connecting support lug 9a and the second connecting support lug 12a are respectively provided with a connecting hole; the L-shaped lifting plate is provided with a strip-shaped reinforcing rib 13 at a through bending part; as shown in the figure, the lower bottom plate 12 and the flange of the L-shaped lifting plate are located at two sides of the supporting plate 14 of the L-shaped lifting plate, the first connecting lug 9a is a first connecting piece integrally formed at the side edge of the lower bottom plate and perpendicular to the supporting plate 14 and the lower bottom plate 12, and the second connecting lug 12a is a second connecting piece integrally formed at the side edge of the fixing plate 9 and parallel to the fixing plate; the first connecting piece is provided with the slot hole that is used for connecting, and the second connecting piece is provided with the round hole that is used for connecting, guarantees that lithium battery box support 7 is stably installed in the gasoline engine to compact structure.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (4)
1. An engine with a lithium battery, characterized in that: the lithium battery is fixedly connected with an engine box of the engine body; the direction of the mandrel of the lithium battery is parallel to the cylinder body shaft of the engine body; the lithium battery is fixed with the engine box body in a mode of being fixed on the mounting frame; the lithium battery is arranged on the mounting frame in an inserting mode, and the inserting direction of the lithium battery is perpendicular to the cylinder shaft of the engine body; the lithium battery is provided with an electrode slot along the direction perpendicular to the cylinder shaft, a contact electrode I is arranged in the electrode slot, the mounting frame is provided with a contact electrode II which is inserted into the electrode slot and is in contact conduction with the contact electrode I, and the contact surface between the contact electrode I and the contact electrode II is perpendicular to the cylinder shaft; the contact electrode I and/or the contact electrode II are/is provided with elastic force along the axial direction of the cylinder, and the contact electrode I and the contact electrode II are tightly contacted under the action of the elastic force; the mounting frame comprises a lithium battery box for fixing the lithium battery and a bracket for fixing the lithium battery box to the engine box; the lithium battery box is clamped and fixed on the support.
2. The engine with lithium battery according to claim 1, characterized in that: the contact electrode I is an elastic clamp formed by two arc-shaped elastic sheets, the two arc-shaped elastic sheets are closely arranged in a mode that concave surfaces are opposite, the contact electrode II is an electrode inserting sheet, and when the lithium battery is installed on the installation frame, the electrode inserting sheet is inserted between the two arc-shaped elastic sheets to realize electric connection between the contact electrode I and the contact electrode II.
3. The engine with lithium battery according to claim 1, characterized in that: the lithium battery is provided with a plurality of guide grooves parallel to the electrode slots along the axial direction of the air cylinder, the mounting frame is provided with a plurality of guide inserting pieces corresponding to the guide grooves, and the mounting guide is realized through the insertion and matching of the guide grooves and the guide inserting pieces during the mounting of the lithium battery.
4. The engine with lithium battery according to claim 1, characterized in that: the lithium battery box is provided with a sliding limiting structure on the outer side, and the sliding limiting structure is used for being matched with the bracket to enable the lithium battery box to be in single-degree-of-freedom sliding fit with the bracket along a straight line direction; the lithium battery box and the bracket realize locking limit in the straight line direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267316.0A CN107093767A (en) | 2017-04-21 | 2017-04-21 | Engine |
| CN2017102673160 | 2017-04-21 |
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| Publication Number | Publication Date |
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| CN108561254A CN108561254A (en) | 2018-09-21 |
| CN108561254B true CN108561254B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710267316.0A Pending CN107093767A (en) | 2017-04-21 | 2017-04-21 | Engine |
| CN201820574827.7U Active CN208502906U (en) | 2017-04-21 | 2018-04-20 | Internal combustion engine of the lithium battery for starting |
| CN201810362871.6A Active CN108561254B (en) | 2017-04-21 | 2018-04-20 | Engine with lithium battery |
| CN201820578731.8U Active CN208763802U (en) | 2017-04-21 | 2018-04-20 | The engine of lithium battery starting |
| CN201820574832.8U Active CN208763801U (en) | 2017-04-21 | 2018-04-20 | Internal combustion engine with lithium battery |
| CN201810362250.8A Active CN108626051B (en) | 2017-04-21 | 2018-04-20 | Engine with lithium battery for starting |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710267316.0A Pending CN107093767A (en) | 2017-04-21 | 2017-04-21 | Engine |
| CN201820574827.7U Active CN208502906U (en) | 2017-04-21 | 2018-04-20 | Internal combustion engine of the lithium battery for starting |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820578731.8U Active CN208763802U (en) | 2017-04-21 | 2018-04-20 | The engine of lithium battery starting |
| CN201820574832.8U Active CN208763801U (en) | 2017-04-21 | 2018-04-20 | Internal combustion engine with lithium battery |
| CN201810362250.8A Active CN108626051B (en) | 2017-04-21 | 2018-04-20 | Engine with lithium battery for starting |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107093767A (en) * | 2017-04-21 | 2017-08-25 | 隆鑫通用动力股份有限公司 | Engine |
| CN211238308U (en) * | 2017-04-21 | 2020-08-11 | 隆鑫通用动力股份有限公司 | Engine |
| CN112865226B (en) * | 2021-01-08 | 2023-03-24 | 浙江吉利控股集团有限公司 | Distribution box |
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| CN206770086U (en) * | 2017-04-21 | 2017-12-19 | 隆鑫通用动力股份有限公司 | Internal combustion engine |
| CN208763801U (en) * | 2017-04-21 | 2019-04-19 | 隆鑫通用动力股份有限公司 | Internal combustion engine with lithium battery |
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| CN201422056Y (en) * | 2009-05-12 | 2010-03-10 | 陈维加 | Heat radiation air duct structure of portable digital generator |
| JP5591402B2 (en) * | 2010-12-08 | 2014-09-17 | 長園科技實業股▲ふん▼有限公司 | Lithium battery electrode structure |
| US9127658B2 (en) * | 2011-11-04 | 2015-09-08 | Briggs & Stratton Corporation | Internal combustion engine including starting system powered by lithium-ion battery |
| US10103367B2 (en) * | 2014-09-26 | 2018-10-16 | Johnson Controls Technology Company | Lithium ion battery module with free floating prismatic battery cells |
| WO2016065128A1 (en) * | 2014-10-23 | 2016-04-28 | Briggs & Stratton Corporation | Internal combustion engines including electric starting system powered by lithium-ion battery |
| CN105909445B (en) * | 2016-06-15 | 2019-02-19 | 重庆润通科技有限公司 | With the internal combustion engine for electrically activating function |
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- 2017-04-21 CN CN201710267316.0A patent/CN107093767A/en active Pending
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2018
- 2018-04-20 CN CN201820574827.7U patent/CN208502906U/en active Active
- 2018-04-20 CN CN201810362871.6A patent/CN108561254B/en active Active
- 2018-04-20 CN CN201820578731.8U patent/CN208763802U/en active Active
- 2018-04-20 CN CN201820574832.8U patent/CN208763801U/en active Active
- 2018-04-20 CN CN201810362250.8A patent/CN108626051B/en active Active
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| JPH11111259A (en) * | 1997-09-30 | 1999-04-23 | Shin Kobe Electric Mach Co Ltd | Winding type battery |
| WO2007049830A1 (en) * | 2005-10-26 | 2007-05-03 | Dae-Hyun Kim | Vibratory accessories |
| CN201167143Y (en) * | 2007-12-12 | 2008-12-17 | 康佳集团股份有限公司 | Batteries connection capable of avoiding power down effectively |
| CN105593514A (en) * | 2013-06-20 | 2016-05-18 | 布里格斯斯特拉顿公司 | Internal combustion engine including electric starting system powered by lithium-ion battery |
| CN206770086U (en) * | 2017-04-21 | 2017-12-19 | 隆鑫通用动力股份有限公司 | Internal combustion engine |
| CN208763801U (en) * | 2017-04-21 | 2019-04-19 | 隆鑫通用动力股份有限公司 | Internal combustion engine with lithium battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN208763801U (en) | 2019-04-19 |
| CN108561254A (en) | 2018-09-21 |
| CN208502906U (en) | 2019-02-15 |
| CN107093767A (en) | 2017-08-25 |
| CN108626051B (en) | 2024-02-13 |
| CN208763802U (en) | 2019-04-19 |
| CN108626051A (en) | 2018-10-09 |
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