CN205130842U - Pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge - Google Patents
Pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge Download PDFInfo
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- CN205130842U CN205130842U CN201520988677.0U CN201520988677U CN205130842U CN 205130842 U CN205130842 U CN 205130842U CN 201520988677 U CN201520988677 U CN 201520988677U CN 205130842 U CN205130842 U CN 205130842U
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Abstract
The utility model provides a pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge, including oil/gas spring, leaf spring and balanced axle assembly, balanced axle assembly connects jackshaft, rear axle in the frame, leaf spring connects in balanceing axle assembly and jackshaft, rear axle to at two parallelly connected oil/gas spring at every leaf spring's the both ends, the frame is connected to oil/gas spring's one end, and jackshaft or rear axle are connected to the other end. Compound suspension system, through simultaneously parallelly connected leaf spring and oil/gas spring in traditional balanced type suspension system, the rigidity of having compromise leaf spring's simple reliably lead characteristic and oil/gas spring is adjustable, the same characteristic of offset frequency, make the vehicle can to realize that damping system rigidity is adjustable under any operating mode, can realize the same offset frequency again, and guiding mechanism has effectively been simplified, suspension system's the reliability and the damping performance of assembly suspension system's vehicle is greatly improved, thus the device has a broad market prospec.
Description
Technical field
The utility model belongs to vehicle suspension technical field, is specifically related to a kind of double-axle bogie type steel plate oil gas in parallel compound suspension frame system, is applicable to Medium or severe type cross country car and requires the cross country car of rigidity adjustable suspension system.
Background technology
At present, the vibration damping mode for the suspension system of Medium or severe type cross country car mainly contains steel spring, air bellow, hydro-pneumatic spring etc.Vehicle uses these three kinds of suspension systems to mainly contain following defect under different Loading conditions: 1) although use the suspension system structure of steel spring simple, because of its stiffness tuning difficulty, offset frequency identical under being difficult to realize different Loading conditions; 2) use the suspension system of air bellow, hydro-pneumatic spring, although it is adjustable to realize rigidity, the offset frequency that also can realize under different Loading conditions is identical, and its guiding mechanism is comparatively complicated, seriously unfavorable to the layout of car load; Meanwhile, because air bellow and hydro-pneumatic spring all work under high pressure operating mode, require very high to motion seal part, under cross-country operating mode, compared with steel spring, reliability reduces a lot.Therefore in reality, air bellow, hydro-pneumatic spring are more than the familiar lacunas of steel spring, cause, in prior art, three axles and four axle cross country cars generally adopt the arm-type steel spring balance suspensions such as double-axle, adopt the less of air bellow and hydro-pneumatic spring, but simple steel spring have again the defects such as stiffness tuning difficulty.
Utility model content
The utility model is based on above-mentioned prior art problem, the double-axle bogie type steel plate oil gas in parallel compound suspension frame system of a kind of brand new of proposition of innovation, by simultaneously steel spring in parallel and hydro-pneumatic spring in conventional balanced formula suspension system, achieve a kind of Composite Suspension System of brand new, the rigidity having taken into account the simple and reliable steering characteristic of steel spring and hydro-pneumatic spring is adjustable, offset frequency identical characteristics, make vehicle can realize vibration insulating system rigidity under any operating mode adjustable, identical offset frequency can be realized again, and effectively simplify guiding mechanism, substantially increase the damping performance of the reliability of suspension system and the vehicle of assembling suspension system, wide market.
It is as follows that the utility model solves the problems of the technologies described above taked technical scheme:
A kind of double-axle bogie type steel plate oil gas in parallel compound suspension frame system, comprise: the first hydro-pneumatic spring, second hydro-pneumatic spring, 3rd hydro-pneumatic spring, 4th hydro-pneumatic spring, first steel spring, second steel spring, balance shaft assembly and some propelling rods, double-axle comprises side by side parallel and is arranged in jackshaft below vehicle frame and back axle, the left end of described balance shaft assembly is fixedly connected on the first steel spring, and the left end of described balance shaft assembly is connected to the left end of jackshaft and the left end of back axle by propelling rod, the right-hand member of described balance shaft assembly is fixedly connected on the second steel spring, and the right-hand member of described balance shaft assembly is connected to the right-hand member of jackshaft and the right-hand member of back axle by propelling rod, the front end of described first steel spring is connected to the left end of jackshaft, the rear end of the first steel spring is connected to the left end of back axle, the front end of described second steel spring is connected to the right-hand member of jackshaft, the rear end of the second steel spring is connected to the right-hand member of back axle, described first hydro-pneumatic spring is connected between vehicle frame and the left end of jackshaft, described second hydro-pneumatic spring is connected between vehicle frame and the left end of back axle, described 3rd hydro-pneumatic spring is connected between vehicle frame and the right-hand member of jackshaft, described 4th hydro-pneumatic spring is connected between vehicle frame and the right-hand member of back axle.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, wherein said vehicle frame is fixed with the first hydro-pneumatic spring support in the position corresponding with the left end of jackshaft, the left end of described jackshaft is provided with the first support fixed support, the top of described first hydro-pneumatic spring is by pinned connection in described first hydro-pneumatic spring support, and the bottom of described first hydro-pneumatic spring supports fixed support by pinned connection in described first; Described vehicle frame is fixed with the second hydro-pneumatic spring support in the position corresponding with the left end of back axle, the left end of described back axle is provided with the second support fixed support, the top of described second hydro-pneumatic spring is by pinned connection in described second hydro-pneumatic spring support, and the bottom of described second hydro-pneumatic spring supports fixed support by pinned connection in described second; Described vehicle frame is fixed with the 3rd hydro-pneumatic spring support in the position corresponding with the right-hand member of jackshaft, the right-hand member of described jackshaft is provided with the 3rd and supports fixed support, the top of described 3rd hydro-pneumatic spring is by pinned connection in described 3rd hydro-pneumatic spring support, and the bottom of described 3rd hydro-pneumatic spring supports fixed support by pinned connection in the described 3rd; Described vehicle frame is fixed with the 4th hydro-pneumatic spring support in the position corresponding with the right-hand member of back axle, the right-hand member of described back axle is provided with the 4th and supports fixed support, the top of described 4th hydro-pneumatic spring is by pinned connection in described 4th hydro-pneumatic spring support, and the bottom of described 4th hydro-pneumatic spring supports fixed support by pinned connection in the described 4th.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, wherein the first hydro-pneumatic spring, the second hydro-pneumatic spring, the 3rd hydro-pneumatic spring and the 4th hydro-pneumatic spring are all arranged perpendicular to vehicle frame.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, the front end of wherein said first steel spring is freely bearing in the slide type support on the axle tube of jackshaft left end, the rear end of described first steel spring is freely bearing in the slide type support on the axle tube of back axle left end, the front end of described second steel spring is freely bearing in the slide type support on the axle tube of jackshaft right-hand member, the rear end of described second steel spring is freely bearing in the slide type support on the axle tube of back axle right-hand member.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, the left end of wherein said balance shaft assembly is fixedly connected on the middle part of described first steel spring, the right-hand member of described balance shaft assembly is fixedly connected on the middle part of described second steel spring, described propelling rod by pinned connection in described balance shaft assembly, described jackshaft and described back axle.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, wherein said balance shaft assembly has bilateral symmetry, and the left end of described balance shaft assembly and the bottom of right-hand member are all formed with axis pin base, the left end of described balance shaft assembly and the top of right-hand member are all formed with hold down groove and adapter plate, the hold down groove at described balance shaft assembly left end top is snapped in the bottom surface, middle part of the first steel spring, and be fixed on the first steel spring by the first clip, the adapter plate at described balance shaft assembly left end top is fixedly connected on vehicle frame, axis pin base bottom described balance shaft assembly left end is by pinned connection one end in the first propelling rod and the second propelling rod, the other end of the first propelling rod is by the left end of pinned connection in jackshaft, the other end of the second propelling rod is by the left end of pinned connection in back axle, the hold down groove at described balance shaft assembly right-hand member top is snapped in the bottom surface, middle part of the second steel spring, and be fixed on the second steel spring by the second clip, the adapter plate at described balance shaft assembly right-hand member top is fixedly connected on vehicle frame, axis pin base bottom described balance shaft assembly right-hand member is by pinned connection one end in the 3rd propelling rod and the 4th propelling rod, the other end of the 3rd propelling rod is by the right-hand member of pinned connection in jackshaft, and the other end of the 4th propelling rod is by the right-hand member of pinned connection in back axle.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, the left end of wherein said balance shaft assembly is fastened in the middle top surface of the first steel spring by the first clip and is fixed on the first steel spring in the fixed orifice being inserted into hold down groove both sides, balance shaft assembly left end top; The right-hand member of described balance shaft assembly is fastened in the middle top surface of the second steel spring by the second clip and is fixed on the second steel spring in the fixed orifice being inserted into hold down groove both sides, balance shaft assembly right-hand member top.
Further according to double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system, be provided with the first cushion block between the middle top surface of wherein said first steel spring and the first clip, between the middle top surface of described second steel spring and the second clip, be provided with the second cushion block.
Technical scheme described in the utility model possesses following technology innovation and technique effect:
1), the utility model is by the basis of double-axle steel spring balance suspension, be installed in parallel hydro-pneumatic spring, thus it is adjustable with the rigidity realizing suspension system to carry out compound to the rigidity of fixation of steel spring and the adjustable rigidity of hydro-pneumatic spring, and offset frequency identical under obtaining any operating mode.
2), the utility model parallel oil gas spring in steel spring, because hydro-pneumatic spring has the effect of shock absorber concurrently, thus eliminate set up shock absorber in Leaf Spring Suspension System, simplify suspension system structure and reduce cost.
3), in compound suspension frame system described in the utility model, steel spring bears part load in whole working process, effectively reduce the load of hydro-pneumatic spring, improve the reliability of hydro-pneumatic spring, the steering characteristic that steel spring is simple and reliable simultaneously also improves the reliability of system guiding mechanism, and then improves the reliability of whole suspension system.
4), to sum up, double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system adopts steel spring and hydro-pneumatic spring Parallel Design, compared with conventional steel plates spring suspension system, rigidity can be realized adjustable, compared with traditional oils gas spring suspension systems, guiding mechanism is more simple and reliable, and improve reliability and the service life of hydro-pneumatic spring, and eliminate the setting of shock absorber, reduce its cost while effective simplification suspension system structure, there are wide market outlook.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system;
Accompanying drawing 2 is the birds-eye view of double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system;
Accompanying drawing 3 is the shaft side figure of double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system;
Accompanying drawing 4 is the shaft side figure of balance shaft assembly in double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system.
In figure, the implication of each Reference numeral is as follows:
1-hydro-pneumatic spring, 2-steel spring, 3-balance shaft assembly, 4-jackshaft, 5-back axle, 6-propelling rod, 7-hydro-pneumatic spring support, 8-vehicle frame, 9-slide type support, 10-support fixed support, 11-cushion block, 12-clip, 13-hold down groove, 14-adapter plate, 15-axis pin base.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail, to enable those skilled in the art's understanding the utility model clearly, but does not therefore limit guarantor's protection domain of the present utility model.
As shown in accompanying drawing 1 to accompanying drawing 3, double-axle bogie type described in the utility model steel plate oil gas in parallel compound suspension frame system is applied to and comprises in the double-axle system of jackshaft and back axle, jackshaft, back axle is connected on vehicle frame by this bogie type steel plate oil gas in parallel compound suspension frame system.As shown in accompanying drawing 1 to accompanying drawing 3, this bogie type steel plate oil gas in parallel compound suspension frame system comprises hydro-pneumatic spring 1, steel spring 2 and balance shaft assembly 3, wherein balance shaft assembly 3 is for being connected to vehicle frame 8 by jackshaft 4, back axle 5, described steel spring 2 includes two groups, be connected between the two ends of jackshaft and the two ends of back axle, described hydro-pneumatic spring includes 4 groups, is connected between every one end of jackshaft and vehicle frame and between every one end of back axle and vehicle frame.Concrete annexation is: in double-axle system, jackshaft 4 is parallel with back axle 5 to be arranged side by side in the below of vehicle frame 8, the first steel spring is connected with between the left end and the left end of back axle of jackshaft 4, the second steel spring is connected with between the right-hand member and the right-hand member of back axle of jackshaft 4, the front end of the first concrete steel spring is freely bearing in the slide type support 9 on the axle tube of jackshaft left end, the rear end of the first steel spring is freely bearing in the slide type support 9 on the axle tube of back axle left end, the front end of the second steel spring is freely bearing in the slide type support 9 on the axle tube of jackshaft right-hand member, the rear end of the second steel spring is freely bearing in the slide type support 9 on the axle tube of back axle right-hand member, jackshaft 4 and back axle 5 are connected to vehicle frame 8 by described balance shaft assembly 3, the left end of described balance shaft assembly 3 is fixedly connected on the middle part of the first steel spring, and the left end of balance shaft assembly 3 is connected to the left end of jackshaft and the left end of back axle by propelling rod 6, the right-hand member of described balance shaft assembly 3 is fixedly connected on the middle part of the second steel spring, and the right-hand member of balance shaft assembly 3 is connected to the right-hand member of jackshaft and the right-hand member of back axle by propelling rod 6.Concrete described balance shaft assembly 3 has bilateral symmetry, as shown in Figure 4, axis pin base 15 is all formed in the bottom of its left end and right-hand member, hold down groove 13 and adapter plate 14 is all formed at the top of its left end and right-hand member, the hold down groove 13 at described balance shaft assembly 3 left end top is connected in the bottom surface, middle part of the first steel spring, and be fastened in the middle top surface of the first steel spring by clip 12 and the middle part of the first steel spring be fixed on the left end of balance shaft assembly 3 in the fixed orifice being inserted into hold down groove 13 both sides, between described clip 12 and the middle top surface of the first steel spring, be provided with cushion block 11 to strengthen damping effect simultaneously, the adapter plate 14 at described balance shaft assembly 3 left end top is bolted to connection in sinistral carriage, axis pin base 15 bottom described balance shaft assembly 3 left end is by pinned connection one end in two propelling rods, wherein the other end of a propelling rod is by the left end of pinned connection in jackshaft, the other end of another root propelling rod is by the left end of pinned connection in back axle.In like manner the hold down groove 13 at described balance shaft assembly 3 right-hand member top is connected in the bottom surface, middle part of the second steel spring, and be fastened in the middle top surface of the second steel spring by clip 12 and the middle part of the second steel spring be fixed on the right-hand member of balance shaft assembly 3 in the fixed orifice being inserted into hold down groove 13 both sides, between described clip 12 and the middle top surface of the second steel spring, be provided with cushion block 11 to strengthen damping effect simultaneously, the adapter plate 14 at described balance shaft assembly 3 right-hand member top is bolted to connection in dextral carriage, axis pin base 15 bottom described balance shaft assembly 3 right-hand member is by pinned connection one end in other two propelling rods, wherein the other end of a propelling rod is by the right-hand member of pinned connection in jackshaft, the other end of another root propelling rod is by the right-hand member of pinned connection in back axle.Described hydro-pneumatic spring 1 includes four groups, is connected between the two ends of jackshaft and vehicle frame, between the two ends of back axle and vehicle frame.Four hydro-pneumatic spring supports 7 are included while concrete, described jackshaft and rear before two ends be all formed support fixed support 10, wherein the top of the first hydro-pneumatic spring by pinned connection in the first hydro-pneumatic spring support, first hydro-pneumatic spring support is bolted to connection on vehicle frame 8, the bottom of the first hydro-pneumatic spring by pinned connection on the support fixed support 10 of jackshaft left end, described first hydro-pneumatic spring support is fixed on the vehicle frame position corresponding with jackshaft left end, ensures that described first hydro-pneumatic spring is in vertical state namely perpendicular to vehicle frame.Wherein the top of the second hydro-pneumatic spring by pinned connection in the second hydro-pneumatic spring support, second hydro-pneumatic spring support is bolted to connection on vehicle frame 8, the bottom of the second hydro-pneumatic spring by pinned connection on the support fixed support 10 of back axle left end, described second hydro-pneumatic spring support is fixed on the vehicle frame position corresponding with back axle left end, ensures that described second hydro-pneumatic spring is in vertical state namely perpendicular to vehicle frame.The top of the 3rd hydro-pneumatic spring by pinned connection in the 3rd hydro-pneumatic spring support, 3rd hydro-pneumatic spring support is bolted to connection on vehicle frame 8, the bottom of the 3rd hydro-pneumatic spring by pinned connection on the support fixed support 10 of jackshaft right-hand member, described 3rd hydro-pneumatic spring support is fixed on the vehicle frame position corresponding with jackshaft right-hand member, ensures that described 3rd hydro-pneumatic spring is in vertical state namely perpendicular to vehicle frame.The top of the 4th hydro-pneumatic spring by pinned connection in the 4th hydro-pneumatic spring support, 4th hydro-pneumatic spring support is bolted to connection on vehicle frame 8, the bottom of the 4th hydro-pneumatic spring by pinned connection on the support fixed support 10 of back axle right-hand member, described 4th hydro-pneumatic spring support is fixed on the vehicle frame position corresponding with back axle right-hand member, ensures that described 4th hydro-pneumatic spring is in vertical state namely perpendicular to vehicle frame.
Such the utility model is all parallel with two hydro-pneumatic springs at the steel spring two ends of the every side of suspension system, form bogie type steel plate oil gas in parallel compound suspension frame system, the design of this employing steel spring and hydro-pneumatic spring parallel connection, compared with conventional steel plates spring suspension system, rigidity can be realized adjustable, compared with traditional oils gas spring suspension systems, guiding mechanism is more simple and reliable, and improve reliability and the service life of hydro-pneumatic spring, and eliminate the setting of shock absorber, its cost is reduced while effective simplification suspension system structure, there are wide market outlook.
Below be only that preferred implementation of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis that major technique of the present utility model is conceived all belongs to the claimed technology category of the utility model, and the concrete protection domain of the utility model is as the criterion with the record of claims.
Claims (8)
1. a double-axle bogie type steel plate oil gas in parallel compound suspension frame system, it is characterized in that, comprise: the first hydro-pneumatic spring, second hydro-pneumatic spring, 3rd hydro-pneumatic spring, 4th hydro-pneumatic spring, first steel spring, second steel spring, balance shaft assembly and some propelling rods, double-axle comprises side by side parallel and is arranged in jackshaft below vehicle frame and back axle, the left end of described balance shaft assembly is fixedly connected on the first steel spring, and the left end of described balance shaft assembly is connected to the left end of jackshaft and the left end of back axle by propelling rod, the right-hand member of described balance shaft assembly is fixedly connected on the second steel spring, and the right-hand member of described balance shaft assembly is connected to the right-hand member of jackshaft and the right-hand member of back axle by propelling rod, the front end of described first steel spring is connected to the left end of jackshaft, the rear end of the first steel spring is connected to the left end of back axle, the front end of described second steel spring is connected to the right-hand member of jackshaft, the rear end of the second steel spring is connected to the right-hand member of back axle, described first hydro-pneumatic spring is connected between vehicle frame and the left end of jackshaft, described second hydro-pneumatic spring is connected between vehicle frame and the left end of back axle, described 3rd hydro-pneumatic spring is connected between vehicle frame and the right-hand member of jackshaft, described 4th hydro-pneumatic spring is connected between vehicle frame and the right-hand member of back axle.
2. double-axle bogie type according to claim 1 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, described vehicle frame is fixed with the first hydro-pneumatic spring support in the position corresponding with the left end of jackshaft, the left end of described jackshaft is provided with the first support fixed support, the top of described first hydro-pneumatic spring is by pinned connection in described first hydro-pneumatic spring support, and the bottom of described first hydro-pneumatic spring supports fixed support by pinned connection in described first; Described vehicle frame is fixed with the second hydro-pneumatic spring support in the position corresponding with the left end of back axle, the left end of described back axle is provided with the second support fixed support, the top of described second hydro-pneumatic spring is by pinned connection in described second hydro-pneumatic spring support, and the bottom of described second hydro-pneumatic spring supports fixed support by pinned connection in described second; Described vehicle frame is fixed with the 3rd hydro-pneumatic spring support in the position corresponding with the right-hand member of jackshaft, the right-hand member of described jackshaft is provided with the 3rd and supports fixed support, the top of described 3rd hydro-pneumatic spring is by pinned connection in described 3rd hydro-pneumatic spring support, and the bottom of described 3rd hydro-pneumatic spring supports fixed support by pinned connection in the described 3rd; Described vehicle frame is fixed with the 4th hydro-pneumatic spring support in the position corresponding with the right-hand member of back axle, the right-hand member of described back axle is provided with the 4th and supports fixed support, the top of described 4th hydro-pneumatic spring is by pinned connection in described 4th hydro-pneumatic spring support, and the bottom of described 4th hydro-pneumatic spring supports fixed support by pinned connection in the described 4th.
3. double-axle bogie type according to claim 2 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, the first hydro-pneumatic spring, the second hydro-pneumatic spring, the 3rd hydro-pneumatic spring and the 4th hydro-pneumatic spring are all arranged perpendicular to vehicle frame.
4. double-axle bogie type according to claim 1 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, the front end of described first steel spring is freely bearing in the slide type support on the axle tube of jackshaft left end, the rear end of described first steel spring is freely bearing in the slide type support on the axle tube of back axle left end, the front end of described second steel spring is freely bearing in the slide type support on the axle tube of jackshaft right-hand member, the rear end of described second steel spring is freely bearing in the slide type support on the axle tube of back axle right-hand member.
5. double-axle bogie type according to claim 1 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, the left end of described balance shaft assembly is fixedly connected on the middle part of described first steel spring, the right-hand member of described balance shaft assembly is fixedly connected on the middle part of described second steel spring, described propelling rod by pinned connection in described balance shaft assembly, described jackshaft and described back axle.
6. double-axle bogie type according to claim 5 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, described balance shaft assembly has bilateral symmetry, and the left end of described balance shaft assembly and the bottom of right-hand member are all formed with axis pin base, the left end of described balance shaft assembly and the top of right-hand member are all formed with hold down groove and adapter plate, the hold down groove at described balance shaft assembly left end top is snapped in the bottom surface, middle part of the first steel spring, and be fixed on the first steel spring by the first clip, the adapter plate at described balance shaft assembly left end top is fixedly connected on vehicle frame, axis pin base bottom described balance shaft assembly left end is by pinned connection one end in the first propelling rod and the second propelling rod, the other end of the first propelling rod is by the left end of pinned connection in jackshaft, the other end of the second propelling rod is by the left end of pinned connection in back axle, the hold down groove at described balance shaft assembly right-hand member top is snapped in the bottom surface, middle part of the second steel spring, and be fixed on the second steel spring by the second clip, the adapter plate at described balance shaft assembly right-hand member top is fixedly connected on vehicle frame, axis pin base bottom described balance shaft assembly right-hand member is by pinned connection one end in the 3rd propelling rod and the 4th propelling rod, the other end of the 3rd propelling rod is by the right-hand member of pinned connection in jackshaft, and the other end of the 4th propelling rod is by the right-hand member of pinned connection in back axle.
7. double-axle bogie type according to claim 6 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, the left end of described balance shaft assembly is fastened in the middle top surface of the first steel spring by the first clip and is fixed on the first steel spring in the fixed orifice being inserted into hold down groove both sides, balance shaft assembly left end top; The right-hand member of described balance shaft assembly is fastened in the middle top surface of the second steel spring by the second clip and is fixed on the second steel spring in the fixed orifice being inserted into hold down groove both sides, balance shaft assembly right-hand member top.
8. double-axle bogie type according to claim 7 steel plate oil gas in parallel compound suspension frame system, it is characterized in that, be provided with the first cushion block between the middle top surface of described first steel spring and the first clip, between the middle top surface of described second steel spring and the second clip, be provided with the second cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988677.0U CN205130842U (en) | 2015-12-03 | 2015-12-03 | Pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988677.0U CN205130842U (en) | 2015-12-03 | 2015-12-03 | Pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205130842U true CN205130842U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520988677.0U Active CN205130842U (en) | 2015-12-03 | 2015-12-03 | Pair is compound suspension system of parallelly connected steel sheet oil gas of balanced type for bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205130842U (en) |
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2015
- 2015-12-03 CN CN201520988677.0U patent/CN205130842U/en active Active
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