CN113895369A - Engine anticreep pencil fixed bolster - Google Patents
Engine anticreep pencil fixed bolster Download PDFInfo
- Publication number
- CN113895369A CN113895369A CN202111152997.9A CN202111152997A CN113895369A CN 113895369 A CN113895369 A CN 113895369A CN 202111152997 A CN202111152997 A CN 202111152997A CN 113895369 A CN113895369 A CN 113895369A
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- CN
- China
- Prior art keywords
- engine
- bolt
- harness
- wire harness
- fixing bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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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
- B60R16/0207—Wire harnesses
- B60R16/0215—Protecting, fastening and routing means therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses an anti-drop fixing support for an engine wire harness, which comprises a supporting bottom plate, a fixing support and a fixing support, wherein the supporting bottom plate comprises a plurality of straight parts and bending parts which are integrally connected, and the straight parts and the bending parts are arranged at intervals so as to be attached to an assembly environment of the engine wire harness; the fixed baffle plates are arranged on two sides of the straight portion and can form a wire harness installation groove by enclosing with the straight portion; and the connecting mechanisms are arranged at two ends of the supporting base plate, are provided with preset bolts and can be detachably connected with the engine shell. The anti-falling fixing support for the engine wire harness provided by the invention is integrally formed by adopting a stamping process through a connecting mechanism with a preset bolt, is simple and convenient to manufacture, is convenient to mount and dismount, has high reliability, and can solve the problems of poor fixing of the engine wire harness and time consumption in tightening of the taken bolt.
Description
Technical Field
The invention relates to the technical field of automobile wire harness fixing, in particular to an engine wire harness fixing support.
Background
The electric control system of the engine comprises various sensors, actuators and controllers, and the electric signals are transmitted and controlled through a wire harness, so that the processes of ignition, electronic injection, power generation and starting are completed. The engine wiring harness needs to be fixed around the engine, the environmental part at the engine is usually complex, the wiring harness is flexible, the degree of freedom is high, and interference with the surrounding environmental part is easy to occur.
The engine wiring harness is usually fixed by a plastic clamp, but the mechanical performance of the plastic clamp is greatly affected by the environmental temperature, especially the engine operating temperature is high, the thread of the plastic clamp is easy to soften, the plastic clamp has a risk of being separated under the condition of continuous vibration, once the plastic clamp is separated, the engine wiring harness and the surrounding environment are interfered, the problems of wiring harness abrasion, ablation (ironing with a high-temperature pipeline) and the like are caused, and the problem of line short circuit and even fire are further caused.
The engine wiring harness is usually provided with an engine wiring harness fixing support for fixing the engine wiring harness, a clamping hole structure is designed on the engine wiring harness fixing support, and a site worker takes a bolt to fasten the engine wiring harness during production. Because engine pencil winding is complicated, the pencil trend needs to be adjusted well in one hand during the workman's operation, go the pretension bolt in one hand, still hold the moment rifle with both hands at last and go to tighten the bolt, operating time is very long, assembly cost is high, especially when engine pencil fixed bolster is the working of plastics, plastics card hole can lead to warping because of high temperature or extrusion, further lead to the fastener to deviate from because moment decay, can lead to pencil wearing and tearing and ablation (scald with high temperature pipeline) scheduling problem equally when engine pencil and all ring edge borders spare take place to interfere, arouse the short circuit of circuit or even catch fire.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an engine wire harness fixing support which comprises a supporting bottom plate, fixing baffles and a connecting mechanism, wherein the fixing baffles are arranged on two sides of the supporting bottom plate to form an engine wire harness installation groove in an enclosing mode, bolts are preset on the connecting mechanism, the engine wire harness installation groove is connected with an engine shell through the bolts during installation, the fixing effect is good, and the time cost for taking and installing the bolts is saved.
The technical scheme of the invention is as follows:
an engine harness fixing bracket comprising:
the supporting bottom plate comprises a plurality of integrally connected straight parts and bent parts, and the straight parts and the bent parts are arranged at intervals so as to be attached to the assembly environment of the engine wiring harness;
the fixed baffle plates are arranged on two sides of the straight portion and can form a wire harness installation groove by enclosing with the straight portion;
and the connecting mechanisms are arranged at two ends of the supporting base plate, are provided with preset bolts and can be detachably connected with the engine shell.
Preferably, the connection mechanism includes:
the base is fixedly connected with the support bottom plate and is provided with a bolt hole;
the lifting lugs are arranged on two sides of the base in a turnover manner;
the bolt is rotatably arranged in the bolt hole and can be detachably connected with the engine shell;
the lifting lug is turned over and can be matched with the bolt to limit the degree of freedom of the bolt and prevent the bolt from falling off.
Preferably, the support chassis further includes a reinforcing rib disposed between the straight portion and the bent portion.
Preferably, the engine wire harness fixing device further comprises a tie strap hole, wherein the tie strap hole is formed in the fixing baffle and can be matched and connected with a tie strap to fix the engine wire harness.
Preferably, the shackle includes:
one end of the first connecting part is rotatably connected with one end of the base;
one end of the second connecting part is rotatably connected with the other end of the base;
one end of the limiting part is connected with the other end of the first connecting part, and the other end of the limiting part is connected with the other end of the second connecting part so as to form a limiting hole in a surrounding manner;
the first connecting portion and the second connecting portion are turned over, and the limiting hole can be in clearance fit with the flange of the bolt.
Preferably, when the first connecting part and the second connecting part are folded, the gap between the limiting part and the flange is 0.5-1.0 mm; the interference amount of the limiting part to the flange is 1.0-1.5 mm.
Preferably, the supporting bottom plate, the fixed baffle base and the lifting lug are integrally formed by punching a high-carbon steel sheet.
Preferably, the straight portion has a length greater than that of the bent portion.
Preferably, the diameter of the mounting groove is 1.20 to 1.25 times the diameter of the engine harness.
An automobile is characterized by comprising the engine wire harness anti-drop fixing support.
The invention has the beneficial effects that:
1. according to the engine wire harness fixing support, the fixing baffle plates are arranged on the two sides of the supporting bottom plate to form the engine wire harness installation groove in an enclosing mode, the bolts are preset on the connecting mechanism and are connected with the engine shell through the bolts during installation, the fixing effect is good, and the time cost for taking and installing the bolts is saved.
2. According to the engine wire harness fixing support, the supporting base plate and the fixing baffle plate are integrally stamped, the manufacturing is simple and convenient, the strength is high, meanwhile, due to the design of the foldable lifting lugs, bolts are preset in the bolt holes of the base of the connecting mechanism in the machining process of the fixing support, the bolt flanges are interfered by the foldable lifting lugs, the bolts are prevented from falling off in the transportation process, the fixing support and the engine shell are convenient to fixedly install, the fixing support and the engine shell are connected through threads, the torque is not attenuated, and the stability is high.
Drawings
Fig. 1 is a schematic view of an engine harness fixing bracket provided by the invention.
Fig. 2 is a schematic structural diagram of a base and a lifting lug in an embodiment of the invention.
FIG. 3 is a cross-sectional view of a coupling mechanism in an embodiment of the invention.
Fig. 4 is a schematic structural view (lug horizontal state) of the connecting mechanism in one embodiment of the invention.
Fig. 5 is a schematic structural view (ear folding state) of the connection mechanism according to an embodiment of the present invention.
FIG. 6 is a schematic view of an engine harness mounting bracket assembly according to an embodiment of the present invention.
FIG. 7 is an environmental schematic view of an engine harness mounting bracket assembly in accordance with an embodiment of the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "in" and the like refer to directions or positional relationships based on the directions or positional relationships illustrated in the drawings, which are for convenience of description only, and do not indicate or imply that a device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 4, an engine harness fixing bracket includes a support base plate 100, a fixing baffle 200, and a connection mechanism 300.
Supporting baseplate 100 includes straight portion 110 and kink 120 of a plurality of body couplings, and straight portion 110 and kink 120 interval set up to laminating engine pencil assembly environment, fixation baffle 200 sets up in the both sides of straight portion 110, can enclose with straight portion 110 and close and form the pencil mounting groove, and coupling mechanism 300 sets up at supporting baseplate's both ends, and has preset bolt 330, can dismantle with engine housing and be connected.
In a preferred embodiment, the support base plate 100 further includes a reinforcing rib 130 disposed between the straight portion 110 and the bent portion 120, which can increase the strength of the support base plate 100. Preferably, the reinforcing rib 130 is disposed on the bent portion 120, and both ends are connected to the flat portions 110 on both sides of the bent portion 120, respectively, so as to improve the strength of the connection between the bent portion 120 and the flat portions 110.
A preferred embodiment further includes a tie strap aperture 210 disposed on the retainer plate 200 and capable of mating with a tie strap to secure the engine wiring harness.
Further, the connecting mechanism 300 includes a base 310, a lifting lug 320 and a bolt 330. The base 310 is fixedly connected with the support base plate 100 and is provided with bolt holes 311, the lifting lugs 320 can be arranged on two sides of the base 310 in a turnover mode, and the bolts 330 can be arranged in the bolt holes 311 in a rotating mode and can be detachably connected with an engine shell. The lifting lug 320 can be folded and matched with the bolt 330 to limit the degree of freedom of the bolt 330 and prevent the bolt 330 from falling off.
Further, the bolt 330 includes a nut 331, a flange 332, and a screw 333, wherein the diameter of the flange 332 is larger than that of the nut 331, and the diameter of the screw 333 is smaller than that of the bolt hole 311.
Preferably, the difference between the diameters of the screw 333 and the bolt hole 311 is greater than 1 mm, so as to ensure that the clearance allowance between the bolt hole and the screw can completely absorb the position deviation of the bolt hole when the engine harness fixing bracket is fastened to the engine housing, and finally ensure that the engine harness fixing bracket can be fastened to the engine housing without being installed due to the size deviation of the engine harness fixing bracket.
Further, the lifting lug 320 includes a first connecting portion 321, a second connecting portion 322 and a limiting portion 323.
One end of the first connecting portion 321 is rotatably connected to one end of the base 310, one end of the second connecting portion 322 is rotatably connected to the other end of the base 310, one end of the limiting portion 232 is connected to the other end of the first connecting portion 321, the other end of the second connecting portion 322 is connected to the other end of the limiting portion to form a limiting hole, and the limiting hole is in clearance fit with the flange of the bolt 330.
A preferred embodiment is shown in fig. 5, which is a schematic view illustrating a lifting lug folding state of the connection structure 300, when the first connection portion 321 and the second connection portion 322 are folded, a gap between the limiting portion 323 and the flange is 0.5-1.0 mm, and an interference amount of the limiting portion 323 to the flange is 1.0-1.5 mm.
In a preferred embodiment, the supporting base plate 100, the fixed stop plate 200, the base 310 and the lifting lugs 320 are integrally formed by punching high-carbon steel sheets.
In a preferred embodiment, the length of the straight portion 119 is greater than the length of the bent portion 120.
In a preferred embodiment, the diameter of the mounting groove is 1.20-1.25 times the diameter of the engine wiring harness.
An automobile comprises the anti-drop fixing support for the engine wire harness.
In a specific embodiment, an assembly environment of an engine harness anti-drop fixing bracket is as shown in fig. 6-7, firstly, a supporting base plate 1000, a fixing baffle plate 200, a base 310 and a lifting lug 320 which are manufactured by an integral stamping process are attached to an installation environment of an engine harness, a harness installation groove formed by enclosing the stockman baffle plate 200 and the supporting base plate 100 is larger than the diameter of the engine harness 400, when in processing, a bolt 330 is placed in a bolt hole 311 of a base 310, the diameter of the bolt hole 311 is larger than the outer diameter of a screw 333 by 1 mm, the bolt 330 can freely rotate in the bolt hole 311, the lifting lug 320 is turned over, the bolt 330 can be preset in the bolt hole 311, at the moment, a gap of 0.5-1.0 mm is formed between a limiting part 323 and a flange 332 of the bolt 330, so that the bolt can freely rotate, the limiting part 323 has an interference amount of 1.0-1.5 mm to the flange 332 of the bolt 330, so as to ensure that the bolts cannot fall off in the transportation process; when engine pencil anticreep fixed bolster installation, place engine pencil 400 in the pencil mounting groove, and pass tie hole 210 with the ribbon, it is fixed to bind engine pencil, make the pencil can not deviate from in the support slot, when connecting engine pencil anticreep fixed bolster, directly use preset bolt 330, need not to take again the bolt and pass through bolt 330 and be connected with engine housing, tighten the back at bolt 330, because engine pencil fixed bolster wholly adopts the metal material, the superstrong hardness of metal material can guarantee that threaded connection's moment can not attenuate.
The technical scheme provided by the embodiment of the invention at least has the following technical effects or advantages:
according to the engine wire harness fixing support, the fixing baffle plates are arranged on the two sides of the supporting bottom plate to form the engine wire harness installation groove in an enclosing mode, the bolts are preset on the connecting mechanism and are connected with the engine shell through the bolts during installation, the fixing effect is good, and the time cost for taking and installing the bolts is saved. According to the engine wire harness fixing support, the supporting base plate and the fixing baffle plate are integrally stamped, the manufacturing is simple and convenient, the strength is high, meanwhile, due to the design of the foldable lifting lugs, bolts are preset in the bolt holes of the base of the connecting mechanism in the machining process of the fixing support, the bolt flanges are interfered by the foldable lifting lugs, the bolts are prevented from falling off in the transportation process, the fixing support and the engine shell are convenient to fixedly install, the fixing support and the engine shell are connected through threads, the torque is not attenuated, and the stability is high.
The above descriptions are only examples of the present invention, and common general knowledge of known specific structures, characteristics, and the like in the schemes is not described herein too much, and it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the invention, several changes and modifications can be made, which should also be regarded as the protection scope of the invention, and these will not affect the effect of the invention and the practicality of the patent.
Claims (10)
1. The utility model provides an engine pencil anticreep fixed bolster which characterized in that includes:
the supporting bottom plate comprises a plurality of integrally connected straight parts and bent parts, and the straight parts and the bent parts are arranged at intervals so as to be attached to the assembly environment of the engine wiring harness;
the fixed baffle plates are arranged on two sides of the straight portion and can form a wire harness installation groove in a surrounding mode with the straight portion;
and the connecting mechanisms are arranged at two ends of the supporting base plate, are provided with preset bolts and can be detachably connected with the engine shell.
2. The engine harness drop-prevention fixing bracket according to claim 1, wherein the connecting mechanism includes:
the base is fixedly connected with the support bottom plate and is provided with a bolt hole;
the lifting lugs are arranged on two sides of the base in a foldable manner;
the bolt is rotatably arranged in the bolt hole and can be detachably connected with the engine shell;
the lifting lug is folded and can be matched with the bolt to limit the degree of freedom of the bolt and prevent the bolt from falling off.
3. The engine wire harness drop-off prevention fixing bracket according to claim 2, wherein the support base plate further includes a reinforcing rib provided between the straight portion and the bent portion.
4. The engine harness anti-drop fixing bracket according to claim 3, further comprising a tie strap hole provided on the fixing baffle plate and capable of being in fit connection with a tie strap to fix the engine harness.
5. The engine harness drop-prevention fixing bracket according to claim 4, wherein the lug includes:
one end of the first connecting part is rotatably connected with one end of the base;
one end of the second connecting part is rotatably connected with the other end of the base;
one end of the limiting part is connected with the other end of the first connecting part, and the other end of the limiting part is connected with the other end of the second connecting part so as to form a limiting hole in a surrounding manner;
the first connecting part and the second connecting part are turned over, so that the limiting hole can be in clearance fit with the flange of the bolt.
6. The engine harness anti-drop fixing bracket according to claim 5, wherein when the first connecting part and the second connecting part are folded, a gap between the limiting part and the flange is 0.5-1.0 mm; the interference amount of the limiting part to the flange is 1.0-1.5 mm.
7. The engine wire harness anti-drop fixing bracket as claimed in claim 6, wherein the support base plate, the fixing baffle, the base and the lifting lug are integrally stamped from a high-carbon steel sheet.
8. The engine wire harness drop-off prevention fixing bracket according to claim 7, wherein the straight portion has a length greater than that of the bent portion.
9. The engine harness anti-drop fixing bracket according to claim 8, wherein the diameter of the mounting groove is 1.20-1.25 times of the diameter of the engine harness.
10. An automobile, characterized by comprising the engine harness detachment prevention fixing bracket according to claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111152997.9A CN113895369B (en) | 2021-09-29 | 2021-09-29 | Engine anti-drop wire harness fixing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111152997.9A CN113895369B (en) | 2021-09-29 | 2021-09-29 | Engine anti-drop wire harness fixing support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113895369A true CN113895369A (en) | 2022-01-07 |
| CN113895369B CN113895369B (en) | 2023-07-21 |
Family
ID=79189387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111152997.9A Active CN113895369B (en) | 2021-09-29 | 2021-09-29 | Engine anti-drop wire harness fixing support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113895369B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015041061A1 (en) * | 2013-09-20 | 2015-03-26 | 住友電装株式会社 | Wire harness and method for manufacturing wire harness |
| CN104742818A (en) * | 2015-02-09 | 2015-07-01 | 天津宝骏科技发展有限公司 | Engine decorative cover installation support |
| CN208578835U (en) * | 2018-06-19 | 2019-03-05 | 上汽通用汽车有限公司 | Stop nut |
| CN110979211A (en) * | 2019-12-18 | 2020-04-10 | 奇瑞汽车股份有限公司 | Engine wire harness fixing plastic support and automobile |
-
2021
- 2021-09-29 CN CN202111152997.9A patent/CN113895369B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015041061A1 (en) * | 2013-09-20 | 2015-03-26 | 住友電装株式会社 | Wire harness and method for manufacturing wire harness |
| CN104742818A (en) * | 2015-02-09 | 2015-07-01 | 天津宝骏科技发展有限公司 | Engine decorative cover installation support |
| CN208578835U (en) * | 2018-06-19 | 2019-03-05 | 上汽通用汽车有限公司 | Stop nut |
| CN110979211A (en) * | 2019-12-18 | 2020-04-10 | 奇瑞汽车股份有限公司 | Engine wire harness fixing plastic support and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113895369B (en) | 2023-07-21 |
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