CN201086615Y - Breaking type balancing suspension rack and heavy-duty truck with the same - Google Patents

Breaking type balancing suspension rack and heavy-duty truck with the same Download PDF

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Publication number
CN201086615Y
CN201086615Y CNU2007201700228U CN200720170022U CN201086615Y CN 201086615 Y CN201086615 Y CN 201086615Y CN U2007201700228 U CNU2007201700228 U CN U2007201700228U CN 200720170022 U CN200720170022 U CN 200720170022U CN 201086615 Y CN201086615 Y CN 201086615Y
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CN
China
Prior art keywords
axle
balance
breakaway
shaft support
suspension
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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.)
Expired - Lifetime
Application number
CNU2007201700228U
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Chinese (zh)
Inventor
刘知汉
李文颖
胡红霞
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Beiqi Foton Motor Co Ltd
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Beiqi Foton Motor Co Ltd
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Filing date
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Priority to CNU2007201700228U priority Critical patent/CN201086615Y/en
Application granted granted Critical
Publication of CN201086615Y publication Critical patent/CN201086615Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a disconnected balance hanging rack mounted on the vehcile framework, middle bridge and back bridge, which comprises a balance shaft rack connected with the vehicle framework, a shaft piece arranged on the two sides of the balance shaft rack, a plate spring seat arranged on the shaft piece along the vertical beam of the vehicle framework, a plate spring arranged on the plate spring seat, and a push rod mounted on the horizontal beam of the vehicle framework. The utility model is characterized in that the balance shaft rack is connected with the inner side of the vehicle framework; a rubber seat is arranged on the end of the plate spring seat between the middle bridge and the back bridge; the push rod is V-shaped. When used on heavy trucks, the disconnected balance hanging rack is characterized in simple structure, low cost, improved force bearing, rigidity changing effect and capability for solving the problem of limited space for the transmission shaft.

Description

Breakaway-element balance suspension and have the heavy duty truck of this suspension
Technical field
The utility model relates to a kind of automobile balance suspension, relates in particular to the heavy duty truck of a kind of breakaway-element balance suspension and this suspension of application.
Background technology
What block heavily at present that bogie suspension mainly adopts on the market is the integral type balance suspension.Concrete structure and merits and faults are as follows:
1. integral type balance shaft: forging, the die cost height, time-to-market is long, also needs to regularly replace lubricating oil or grease and transmission shaft space anxiety, need develop new balance shaft when the back axle offset distance is big; Balance shaft is connected with the chassis side rail lower aerofoil, and the work efficiency of following face is low, influences frame strength; Traditional balance shaft bears the transverse force that leaf spring transmits, the lateral bending moment that produces when back axle misplaces in also being subjected to, and axis head nut is stressed big, poor stability;
2. yi word pattern propelling rod: the longeron outside adopts the cross spacing plate to bear transverse force, lateral clearance adjustment trouble; Cross spacing plate and the friction of leaf spring rigidity, noise is big, also needs frequent replacing; The yi word pattern propelling rod can only transmit longitudinal force, and traditional polyurethane mounting structure is easy to wear, vibration isolation is poor, the life-span is short;
Steel spring: steel spring contacts with the bridge rigidity, and impulsive noise is big, and spring block has wearing and tearing; And suspension vibration damping is by coulomb damping between reed, damping instability;
The condition of service of integral type balance suspension on market:
Problems such as more serious because of heavily blocking market overload situation, that suspension system exists that propelling rod is fragile, axle housing is hit is yielding, axle housing bonnet weld seam snaps, suspension system is abundant inadequately to the chassis protection, has influenced the reliability on chassis.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of breakaway-element balance suspension and uses the heavy duty truck of this suspension, this breakaway-element balance suspension has simple in structure, and cost is low, improves stressed, change rigidity effect can be reached, and the characteristics of the nervous problem in transmission shaft space can be solved.
To achieve these goals, the utility model provides a kind of breakaway-element balance suspension, be installed on vehicle frame, jackshaft, the back axle, comprise: the balance shaft support that joins with vehicle frame, be arranged at the axle part of balance shaft support both sides, at the spring block of axle spare upper end edge chassis side rail setting, be arranged at leaf spring on the spring block, be installed in the propelling rod on the cross member of frame, it is characterized in that described balance shaft support is connected with described vehicle frame is inboard; End at described spring block is provided with rubber plinth respectively and between described jackshaft and the back axle; Described propelling rod is the V-type propelling rod.
Above-mentioned breakaway-element balance suspension is characterized in that, the lower end of described axle part also is provided with supporting seat, is provided with rubber shaft bearing between described axle part and described supporting seat and the described spring block.
Above-mentioned breakaway-element balance suspension, it is characterized in that, described breakaway-element balance suspension also is provided with stabilizer rod, one end of described stabilizer rod links to each other with stabilizer rod bearing on being connected chassis side rail by the stabilizer rod arm, the other end links to each other with described back bridge chair, is provided with rubber bush between described stable pole socket and the described stabilizer rod arm.
Above-mentioned breakaway-element balance suspension is characterized in that, also is provided with shock absorber on described jackshaft and the back axle.
Above-mentioned breakaway-element balance suspension is characterized in that, described shock absorber is four, is arranged at respectively on the two ends bridge chair of described jackshaft and back axle.
Above-mentioned breakaway-element balance suspension is characterized in that, described balance shaft support is an inblock cast spare.
Above-mentioned breakaway-element balance suspension is characterized in that, also is provided with the connection steel plate between the two ends, the left and right sides of described balance shaft support bottom.
In order better to realize above-mentioned purpose, the utility model also provides a kind of heavy duty truck, comprise vehicle body, breakaway-element balance suspension, described breakaway-element balance suspension is installed on vehicle frame, jackshaft, the back axle, comprise: the balance shaft support that joins with vehicle frame, be arranged at the axle part of balance shaft support both sides, at the spring block of axle spare upper end edge chassis side rail setting, be arranged at leaf spring on the spring block, be installed in the propelling rod on the cross member of frame, it is characterized in that described balance shaft support is connected with described vehicle frame is inboard; End at described spring block is provided with rubber plinth respectively and between described jackshaft and the back axle; Described propelling rod is the V-type propelling rod.
Above-mentioned heavy duty truck is characterized in that, the lower end of described axle part also is provided with supporting seat, is provided with rubber shaft bearing between described axle part and described supporting seat and the described spring block.
Above-mentioned heavy duty truck, it is characterized in that, described breakaway-element balance suspension also is provided with stabilizer rod, one end of described stabilizer rod links to each other with stabilizer rod bearing on being connected chassis side rail by the stabilizer rod arm, the other end links to each other with described back bridge chair, is provided with rubber bush between described stable pole socket and the described stabilizer rod arm.
Above-mentioned heavy duty truck is characterized in that, also is respectively arranged with shock absorber on the two ends bridge chair of described jackshaft and back axle.
Above-mentioned heavy type card is characterized in that, described balance shaft support is an inblock cast spare, also is provided with the connection steel plate between the two ends, the left and right sides of described balance shaft support bottom.
Effect of the present utility model is,
1, transverse force is passed to the V-type bar by vehicle bridge behind the employing breakaway-element balance suspension, after pass to vehicle frame, balance shaft is subjected to axial force and lateral bending moment very little, safety is good, the big problem of noise that problem that traditional balance shaft axis head nut often ruptures on the solution market and cross spacing plate and the friction of leaf spring rigidity cause;
2, balance shaft rotate to adopt rubber shaft bearing, and is simple and reliable for structure, exempts to lubricate, and impacts for a short time, and the life-span can increase substantially;
3, the big support of casting balance shaft replaces forging structure fully, reduces mould and takes and the manufacturing cycle, and cost reduces;
4, solve the nervous problem in transmission shaft space;
5, adopt steel spring and India-rubber spring compound, reach change rigidity effect, the suspension ride comfort improves;
6, situation lower suspension system, the cross member of frame quality of identical function spare alleviate, and complete vehicle curb weight reduces, and can suitably solve overload problems on the market;
7, this suspension system can better adapt to the frame width variation, adapts to each platform vehicle, is convenient to reduce each flat-bed amount of parts, realizes commonality;
8, the balance shaft support adopts the side to connect with being connected of vehicle frame, improves the vehicle frame manufacturability.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the utility model breakaway-element balance suspension scheme of installation;
Fig. 2 is Fig. 1 birds-eye view;
Fig. 3 is the scheme of installation of balance shaft support and vehicle frame;
Fig. 4 is a balance shaft supporting structure scheme drawing;
Fig. 5 is Fig. 4 lateral plan;
Fig. 6 adopts the rubber shaft bearing connection diagram between balance shaft support, spring block, the supporting seat;
Fig. 7 adopts rubber combined lining connection diagram between stabilizer rod bearing and the stabilizer rod arm.
Wherein, Reference numeral
The 1-rubber plinth
The 2-steel spring
3-balance shaft support
4-V shape propelling rod
The 5-spring block
The 6-rubber bush
The 7-supporting seat
8-stabilizer rod bearing
9-stabilizer rod assembly
10-stabilizer rod arm
The rubber combined lining of 11-
The 12-shock absorber
The 13-vehicle frame
14-axle spare
15-connects steel plate
16-transmission shaft space
The 17-jackshaft
The 18-back axle
The specific embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and principle of work are done concrete description:
See also Fig. 1, Fig. 2 the utility model breakaway-element balance suspension scheme of installation.
As shown in the figure, the utility model breakaway-element balance suspension is installed in vehicle frame 13, jackshaft 17, on the back axle 18, comprise: the balance shaft support 3 that joins with vehicle frame, be arranged at the axle part 14 of balance shaft support both sides, spring block 5 in the setting of axle spare upper end edge chassis side rail, be arranged at the leaf spring 2 on the spring block, be installed in the propelling rod 4 on the cross member of frame, the supporting seat 7 that is provided with in axle spare lower end, one end links to each other with stabilizer rod bearing 8 on being connected chassis side rail by stabilizer rod arm 10, the stabilizer rod 9 that the other end links to each other with the back bridge chair, be arranged at the shock absorber 12 on the two ends bridge chair of jackshaft and back axle, the connection steel plate 15 that connects two ends, the left and right sides, balance shaft support bottom.
The problem that existing yi word pattern propelling rod exists has, and the longeron outside adopts the cross spacing plate to bear transverse force, lateral clearance adjustment trouble, cross spacing plate and leaf spring rigidity friction noise at noon are big, also need frequent replacing, and the yi word pattern propelling rod can only bear transverse force, the life-span weak point.For overcoming above-mentioned defective, the utility model adopts the V-type propelling rod and has cancelled positioning plate, transverse force is passed to the V-type bar by vehicle bridge, after pass to vehicle frame, thereby, balance shaft is subjected to axial force and lateral bending moment very little, and safety improves, and has solved the often problem of fracture and cross spacing plate and the leaf spring rigidity big problem of noise that rubs and cause of existing balance shaft axis head nut.
Existing balance shaft support adopts the bottom to be connected with vehicle frame, not only descend the work efficiency of face low, and influence frame strength, as Fig. 3, Fig. 4 and shown in Figure 5, the utility model adopts balance shaft support and vehicle frame inboard to be connected, and on balance shaft support top bolt hole is set, be connected with the inboard of vehicle frame by bolt, compare with existing connection mode and to improve the vehicle frame manufacturability, between the two ends, the left and right sides of balance shaft support bottom, establish the connection steel plate, can improve integral rigidity.
Between axle spare and supporting seat and spring block, rubber shaft bearing is set as shown in Figure 6, not only simple and reliable for structure, exempt to lubricate, impact little, and the life-span can increase substantially;
As shown in Figure 7, an end of stabilizer rod links to each other with stabilizer rod bearing on being connected chassis side rail by the stabilizer rod arm, and the other end links to each other with the back bridge chair, stablizes between pole socket and the stabilizer rod arm to be provided with rubber bush.
Existing integral type balance shaft is a forging products, the die cost height, and time-to-market is long, also need to regularly replace lubricating oil or grease, the utility model balance shaft support adopts Foundry Production, replaces forging structure fully, reduce mould and take and the manufacturing cycle, cost reduces.
The utility model has been cancelled the middle turn of bilge of balance shaft of existing integral type balance suspension, thereby has solved the nervous problem in transmission shaft space.
End at spring block is provided with rubber plinth respectively and between jackshaft and the back axle, and compound between steel spring and rubber plinth like this can reach and become the rigidity effect, and the suspension ride comfort improves.
The situation lower suspension system of identical function spare, cross member of frame quality alleviate, and complete vehicle curb weight reduces, and can suitably solve overload problems on the market.
The utility model suspension system can better adapt to frame width and change, and adapts to each platform vehicle, is convenient to reduce each flat-bed amount of parts, realizes commonality.
Use the heavy duty truck of this suspension, this breakaway-element balance suspension has simple in structure, and cost is low, improves stressedly, can reach and becomes the rigidity effect, and can solve the characteristics of the nervous problem in transmission shaft space.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (12)

1. breakaway-element balance suspension, be installed on vehicle frame, jackshaft, the back axle, comprise: the balance shaft support that joins with vehicle frame, be arranged at the axle part of balance shaft support both sides, at the spring block of axle spare upper end edge chassis side rail setting, be arranged at leaf spring on the spring block, be installed in the propelling rod on the cross member of frame, it is characterized in that described balance shaft support is connected with described vehicle frame is inboard; End at described spring block is provided with rubber plinth respectively and between described jackshaft and the back axle; Described propelling rod is the V-type propelling rod.
2. breakaway-element balance suspension according to claim 1 is characterized in that, the lower end of described axle part also is provided with supporting seat, is provided with rubber shaft bearing between described axle part and described supporting seat and the described spring block.
3. breakaway-element balance suspension according to claim 1, it is characterized in that, described breakaway-element balance suspension also is provided with stabilizer rod, one end of described stabilizer rod links to each other with stabilizer rod bearing on being connected chassis side rail by the stabilizer rod arm, the other end links to each other with described back bridge chair, is provided with rubber bush between described stable pole socket and the described stabilizer rod arm.
4. breakaway-element balance suspension according to claim 1 is characterized in that, also is provided with shock absorber on described jackshaft and the back axle.
5. breakaway-element balance suspension according to claim 4 is characterized in that, described shock absorber is four, is arranged at respectively on the two ends bridge chair of described jackshaft and back axle.
6. breakaway-element balance suspension according to claim 1 is characterized in that, described balance shaft support is an inblock cast spare.
7. breakaway-element balance suspension according to claim 1 is characterized in that, also is provided with the connection steel plate between the two ends, the left and right sides of described balance shaft support bottom.
8. heavy duty truck, comprise vehicle body, breakaway-element balance suspension, described breakaway-element balance suspension is installed on vehicle frame, jackshaft, the back axle, comprise: the balance shaft support that joins with vehicle frame, be arranged at the axle part of balance shaft support both sides, at the spring block of axle spare upper end edge chassis side rail setting, be arranged at leaf spring on the spring block, be installed in the propelling rod on the cross member of frame, it is characterized in that described balance shaft support is connected with described vehicle frame is inboard; End at described spring block is provided with rubber plinth respectively and between described jackshaft and the back axle; Described propelling rod is the V-type propelling rod.
9. heavy duty truck according to claim 8 is characterized in that, the lower end of described axle part also is provided with supporting seat, is provided with rubber shaft bearing between described axle part and described supporting seat and the described spring block.
10. heavy duty truck according to claim 8, it is characterized in that, described breakaway-element balance suspension also is provided with stabilizer rod, one end of described stabilizer rod links to each other with stabilizer rod bearing on being connected chassis side rail by the stabilizer rod arm, the other end links to each other with described back bridge chair, is provided with rubber bush between described stable pole socket and the described stabilizer rod arm.
11. heavy duty truck according to claim 8 is characterized in that, also is respectively arranged with shock absorber on the two ends bridge chair of described jackshaft and back axle.
12. heavy card according to claim 8 is characterized in that described balance shaft support is an inblock cast spare, also is provided with the connection steel plate between the two ends, the left and right sides of described balance shaft support bottom.
CNU2007201700228U 2007-08-01 2007-08-01 Breaking type balancing suspension rack and heavy-duty truck with the same Expired - Lifetime CN201086615Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201700228U CN201086615Y (en) 2007-08-01 2007-08-01 Breaking type balancing suspension rack and heavy-duty truck with the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201700228U CN201086615Y (en) 2007-08-01 2007-08-01 Breaking type balancing suspension rack and heavy-duty truck with the same

Publications (1)

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CN201086615Y true CN201086615Y (en) 2008-07-16

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102085787A (en) * 2009-12-02 2011-06-08 福特全球技术公司 Wheel suspension
CN103587363A (en) * 2012-08-16 2014-02-19 金华青年汽车制造有限公司 Double-swing-arm breaking type front axle
CN104875576A (en) * 2015-04-23 2015-09-02 山东蓬翔汽车有限公司 Rear suspension system of wide-body dump truck
CN105751850A (en) * 2016-02-29 2016-07-13 山东安博机械科技股份有限公司 Ultra-lightweight balanced suspension
CN106001413A (en) * 2016-06-28 2016-10-12 湖北星源科技有限公司 Casting technique of balance shaft bracket

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102085787A (en) * 2009-12-02 2011-06-08 福特全球技术公司 Wheel suspension
CN102085787B (en) * 2009-12-02 2016-01-20 福特全球技术公司 Wheel suspension
CN103587363A (en) * 2012-08-16 2014-02-19 金华青年汽车制造有限公司 Double-swing-arm breaking type front axle
CN103587363B (en) * 2012-08-16 2017-05-10 金华青年汽车制造有限公司 Double-swing-arm breaking type front axle
CN104875576A (en) * 2015-04-23 2015-09-02 山东蓬翔汽车有限公司 Rear suspension system of wide-body dump truck
CN105751850A (en) * 2016-02-29 2016-07-13 山东安博机械科技股份有限公司 Ultra-lightweight balanced suspension
CN105751850B (en) * 2016-02-29 2018-01-30 山东安博机械科技股份有限公司 A kind of ultra lightweighting equalizing type of suspension
CN106001413A (en) * 2016-06-28 2016-10-12 湖北星源科技有限公司 Casting technique of balance shaft bracket
CN106001413B (en) * 2016-06-28 2018-02-27 湖北星源科技有限公司 A kind of balance shaft support casting technique

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Granted publication date: 20080716

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