CN207173208U - A kind of equalizing type of suspension crossbeam assembly of integrated air tank function - Google Patents
A kind of equalizing type of suspension crossbeam assembly of integrated air tank function Download PDFInfo
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- CN207173208U CN207173208U CN201720879889.4U CN201720879889U CN207173208U CN 207173208 U CN207173208 U CN 207173208U CN 201720879889 U CN201720879889 U CN 201720879889U CN 207173208 U CN207173208 U CN 207173208U
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- crossbeam
- assembly
- connecting bracket
- air tank
- suspension
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Abstract
The utility model discloses a kind of equalizing type of suspension crossbeam assembly of integrated air tank function, belongs to tractor chassis structure technical field, including crossbeam, crossbeam connecting bracket, stifled cover assembly, sealing plug and sealing ring；Wherein, described crossbeam is cold drawing steel tube, and one end of described crossbeam connecting bracket is welded on the both ends of crossbeam, forms welding assembly, and the other end of crossbeam connecting bracket is connected with longitudinal-beam web plate plane；Described stifled cover assembly is respectively welded on the groove surface of crossbeam connecting bracket；Described stifled cover assembly is welded as assembly by the blanking cover plate of writing board shape with steel swivel nut, and steel swivel nut is arranged on blanking cover plate centre position；It is threadedly coupled again with the steel swivel nut in stifled cover assembly after being set with a sealing ring at the screw thread of spiral shell sealing plug, so as to which crossbeam assembly to be internally formed to the air chamber of a closing.The air chamber sealing performance formed is good, can sustain the pressure of 13 atmospheric pressure without gas leakage, performance that the limit is pressure-resistant can sustain 40 atmospheric pressure.
Description
Technical field
The utility model belongs to tractor chassis structure technical field, and in particular to a kind of integrated air tank function is put down
Weigh suspension crossbeam assembly.
Background technology
At present tractor use double rear bridge drivens, balance suspension structure form, rear-suspension system for the air bag of doube bridge 8 air
Suspension vehicle is required to arrange a set of crossbeam assembly at the big support of equalizing type of suspension, to ensure that frame assembly postmedian possesses reliably
Rigidity and structural strength.
Traditional equalizing type of suspension crossbeam assembly structure form is as shown in figure 5, the crossbeam assembly is horizontal by 2 groove profile stamping parts
Beam, 4 L-type stamping parts connecting plates are riveted into a crossbeam assembly.In addition, in order to install the V-type thrust in equalizing suspension system
Bar, per car also need to match V-type distance rod fixed support and the equalizing type of suspension crossbeam assembly of 4 castings web plane and
Longitudinal-beam web plate plane is attached.2 V types distance rods in equalizing suspension system are bolted to V-type with 2 M20 respectively
On distance rod fixed support.
The equalizing type of suspension crossbeam assembly number of parts of prior art is more, assembly weight is big, Frame Assembling when assembly work amount
Greatly, V-type distance rod fixed support is related to appearance and size low precision and horizontal stroke after 2 mounting plane assembling difficulties, frame assembly assemblings
Beam function is single.Obviously, if being continuing with the equalizing type of suspension crossbeam assembly of existing structure form, it is impossible to meet vehicle light weight
Change, cost declining, the assembly exploitation demand of lifting assembling quality.
Utility model content
In order to overcome in the prior art, equalizing type of suspension crossbeam assembly number of parts is more, assembly weight is big, crossbeam function is single
Etc. disadvantages mentioned above, the purpose of this utility model is to propose a kind of equalizing type of suspension crossbeam assembly of integrated air tank function.This reality
It is a welding assembly with the equalizing type of suspension crossbeam assembly of new offer, is integrated with the mounting hole site and air tank of V-type distance rod
Intake valve, discharging valve interface, and crossbeam assembly of the present utility model can use separately as an air tank, and it has
Effect volume is 8L.Crossbeam connecting bracket is cast structure form, and structure design is flexible and changeable, can be collected according to arrangement demand
Into more cradling functions.
The utility model adopts the following technical scheme that realization：
A kind of equalizing type of suspension crossbeam assembly of integrated air tank function, including 1, two crossbeam connecting bracket 2 of a crossbeam,
Two stifled 3, two sealing plugs 4 of cover assembly and two sealing rings 5；Wherein, described crossbeam 1 is cold drawing steel tube, described
One end of two crossbeam connecting brackets 2 is respectively welded at the both ends of crossbeam 1, forms a welding assembly, crossbeam connecting bracket 2
The other end is connected with longitudinal-beam web plate plane；Two described stifled cover assembly 3 are respectively welded at two both ends of crossbeam connecting bracket 2
Groove surface on；Described stifled cover assembly 3 is welded as assembly, steel by the blanking cover plate and a steel swivel nut of writing board shape
Swivel nut processed is arranged on blanking cover plate centre position；At the screw thread of spiral shell sealing plug 4 be set with 1 sealing ring 5 after again with stifled cover assembly 3
On steel swivel nut be threadedly coupled, so as to by crossbeam assembly be internally formed one closing air chamber.The air chamber formed is close
Sealing property is good, can sustain the pressure of 13 atmospheric pressure without gas leakage, performance that the limit is pressure-resistant can sustain 40 atmospheric pressure.
Further, the cold drawing steel tube that described crossbeam 1 is a diameter of 140mm, wall thickness is 6mm.
Further, described crossbeam connecting bracket 2 is inner chamber hollow structure, and air storage is integrated with crossbeam connecting bracket 2
Cylinder valve class connection is with hole, V-type track bar bracket mounting hole and brakes valve support hole；Crossbeam 1 welds shape with crossbeam connecting bracket 2
Into after assembly, air tank valve class connection is connected with the intake valve and discharging valve of brakes respectively with hole.
Further, described stifled cover assembly 3 is welded for a 4mm steel plate structure and a M45 swivel nut, its
Function predominantly meets the requirement of air tank air-tightness, and crossbeam assembly both ends are sealed, and M45 screwed hole will be used as follow-up horizontal stroke
Fabrication hole during the inner chamber application of beam assembly.
Further, the other end of described crossbeam connecting bracket 2 is put down by 28 M14 connecting bolt with longitudinal-beam web plate
Face connects, and the rectangular distribution of distribution form of connecting bolt, upper row is 12 connecting bolts, and intermediate row is 4 connecting bolts, under
Arrange as 12 connecting bolts.
Compared with prior art, it is as follows the advantages of the utility model：
1st, cost declining designs, and equalizing type of suspension crossbeam assembly integrates air tank function, dischargeable capacity 8L, is saved for vehicle
The arrangement space of independent air tank is arranged, and saves the cost of independent air tank, more than 80 yuan of per car escapable cost；
2nd, light-weight design, compared to traditional tractor equalizing type of suspension crossbeam assembly, bicycle can realize that drop weighs 45 kilograms,
Drop weight amplitude is up to 45%；
3rd, high integration designs, and number of parts is few, and traditional equalizing type of suspension crossbeam assembly needs 2 crossbeams, 4 crossbeams
Connecting plate, 4 V-type distance rod connecting brackets amount to 10 parts to realize the function of vehicle needs.The utility model is by tradition
Equalizing type of suspension crossbeam assembly number of parts by 10 reduce to 3.Number of parts reduces 70%, saves more than 150 ten thousand yuan
Stamping part die Meteorological, later stage production management cost are also greatly reduced, obvious economic；
4th, the quantity for improving the assembling fastener such as beat, connecting bolt/rivet is reduced to 56 by 140, is significantly mitigated
The working strength of assembly crewman；
5th, vehicle assembly precision is improved, the equalizing type of suspension crossbeam assembly that the utility model is related to is welding assembly, and it is with indulging
Web installation mating surface is to be machined again after the welding of pipe beam and connecting bracket, dimensional accuracy can ensure ±
In 1mm.For the equalizing type of suspension crossbeam assembly of traditional structure forms because number of parts is more, assembling link is more, dimension chain engineering is complicated,
Crossbeam assembly and the outer width size of longeron installation mating surface can ensure in ± 2mm in the case where there is assembling jig；
6th, crossbeam assembly module rate is high, be drive axle suitable for the double back axles of 6 × 4 tractors, jackshaft be drive axle/back axle
For the air suspension vehicle of lift bridge.
Brief description of the drawings
Fig. 1 is the schematic diagram of the equalizing type of suspension crossbeam assembly arrangement of integrated air tank function of the present utility model；
Fig. 2 a are the structural representation of the equalizing type of suspension crossbeam assembly of integrated air tank function of the present utility model；
Fig. 2 b are that the equalizing type of suspension crossbeam assembly sealing ring of integrated air tank function of the present utility model and sealing plug fill
With schematic diagram；
Fig. 3 is the profile of the equalizing type of suspension crossbeam assembly of integrated air tank function of the present utility model；
Fig. 4 a are the structure of the equalizing type of suspension crossbeam assembly crossbeam connecting bracket of integrated air tank function of the present utility model
Schematic diagram；
Fig. 4 b are the transversal of the equalizing type of suspension crossbeam assembly crossbeam connecting bracket of integrated air tank function of the present utility model
Face profile；
Fig. 5 is traditional equalizing type of suspension crossbeam assembly structure schematic diagram；
In figure：Crossbeam 1, crossbeam connecting bracket 2, stifled cover assembly 3, sealing plug 4, sealing ring 5, equalizing type of suspension crossbeam are total
Into 6, V-type distance rod 7, connecting bolt 8, frame assembly 9, water intaking valve interface 10, discharging valve interface 11, air tank air chamber 12, vertical
Beam mounting hole 13, V-type thrust lever attachment hole 14, air tank valve class connection hole 15, braking valve support hole 16, V-type distance rod
Support 17, cross-beam connecting plate 18.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
The technical scheme of type is clearly described.
As shown in figure 1, a kind of equalizing type of suspension crossbeam assembly of integrated air tank function of the present utility model is arranged in 6 × 4
In tractor, back axle middle position, one end of the crossbeam assembly crossbeam connecting bracket 2 passes through 28 M14 connection spiral shell respectively
Bolt is connected with longitudinal-beam web plate plane, the rectangular distribution of distribution form of connecting bolt, and upper row is 12 connecting bolts, and intermediate row is
4 connecting bolts, lower row are 12 connecting bolts.It is total that 2 V types distance rods by 2 M20 connecting bolt are fixed on crossbeam
Into crossbeam connecting bracket on.
As shown in Figure 2 a, crossbeam 1 is an a diameter of 140mm, wall thickness 6mm cold drawing steel tube；Crossbeam connecting bracket 2 is one
The big support of individual cast structure form；The stifled structure of cover assembly 3 be the steel swivel nut welding of a 4mm steel plate and a M45 and
Into；Sealing plug 4 is an aluminum casting, and its diameter of thread is M45.Wherein, described crossbeam 1 is cold drawing steel tube, described two
Individual crossbeam connecting bracket 2 is respectively welded at the both ends of crossbeam 1, forms a welding assembly；Two described stifled cover assembly 3
It is respectively welded on the groove surface at two both ends of crossbeam connecting bracket 2；As shown in Figure 2 b, described stifled cover assembly 3 is by one
The blanking cover plate of writing board shape and a steel swivel nut are welded as assembly, and steel swivel nut is arranged on blanking cover plate centre position；Spiral shell seals
It is threadedly coupled again with the steel swivel nut in stifled cover assembly 3 after being set with 1 sealing ring 5 at the screw thread of plug screw 4, so as to by horizontal stroke
Beam assembly is internally formed the air chamber of a closing.The air chamber sealing performance formed is good, can sustain the pressure of 13 atmospheric pressure
Without gas leakage, performance that the limit is pressure-resistant can sustain 40 atmospheric pressure.
As shown in figure 3, the inner chamber of equalizing type of suspension crossbeam assembly of the present utility model is the air chamber of a closing, described horizontal stroke
Beam connecting bracket 2 is inner chamber hollow structure, and air tank valve class connection hole, V-type distance rod branch are integrated with crossbeam connecting bracket 2
Frame mounting hole and braking valve support hole；Air tank valve class connection includes intake valve and the fast interface of discharging valve with hole, respectively with
The intake valve of brakes connects with discharging valve, and after connection intake valve and discharging valve, crossbeam 1 welds shape with crossbeam connecting bracket 2
Into after assembly, the crossbeam assembly independently can be used alone as an air tank, and the dischargeable capacity of its inner chamber is 8L.
The equalizing type of suspension crossbeam assembly of integrated air tank function of the present utility model is as air tank in use, its inner chamber needs
Application is carried out to prevent inner wall surface caused by water gas from corroding.This crossbeam assembly is realized in inner chamber coating process：Will
Crossbeam 1, crossbeam connecting bracket 2, stifled cover assembly 3 are welded as cleaning out whole welderings after crossbeam assembly according to drawing technical requirements
Iron filings are stayed in slag and machining.Emphasis carries out the pretreatment to the coating such as degreasing, table tune, phosphatization for crossbeam inner chamber, finally that crossbeam is total
Into progress electrophoretic paint application.During crossbeam assembly electrophoresis, the M45 screwed holes blocked up in cover assembly 3 are using as the painting entered paint and painted
Fabrication hole is filled, electrophoresis process is needed to being prevented at the intake valve in crossbeam connecting bracket 2 and draining valve screw thread with silica gel plug screw
Shield.After application, screwed in after sealing ring 5 will be installed at the screw thread of sealing plug 4 in the swivel nut of blanking cover plate 3, equalizing type of suspension crossbeam assembly
Realize sealing.
As shown in fig. 4 a, crossbeam connecting bracket is cast shaping process, and structure type feature is mainly that inner chamber sets to be hollow
Meter, support integrate the fixed installation hole position of V-type distance rod in suspension system, and are integrated with intake valve and discharging valve interface.Its with
Longitudinal-beam web plate plane connection end, a concave groove is machined, for welding stifled cover assembly.The characteristics of based on casting technique,
Crossbeam connection mounting structure flexible design is changeable, can according to arrangement demand, integrate more rack mounting apertures positions, make its into
For a connecting bracket that integrated level is higher, feature is more.As shown in Figure 4 b, crossbeam connecting bracket section Thickness Distribution is equal
It is even, largely avoid possibility caused by the casting flaws such as shrinkage porosite in casting process, shrinkage cavity.
Claims (5)
1. a kind of equalizing type of suspension crossbeam assembly of integrated air tank function, it is characterised in that including a crossbeam (1), two horizontal strokes
Beam connecting bracket (2), two stifled cover assembly (3), two sealing plugs (4) and two sealing rings (5)；Wherein, described horizontal stroke
Beam (1) is cold drawing steel tube, and one end of described two crossbeam connecting brackets (2) is respectively welded at the both ends of crossbeam (1), forms one
Individual welding assembly, the other end of crossbeam connecting bracket (2) are connected with longitudinal-beam web plate plane；Two described stifled cover assembly (3)
It is respectively welded on the groove surface at two crossbeam connecting bracket (2) both ends；Described stifled cover assembly (3) is by a writing board shape
Blanking cover plate and a steel swivel nut be welded as assembly, steel swivel nut is arranged on blanking cover plate centre position；Spiral shell sealing plug (4)
It is threadedly coupled again with the steel swivel nut in stifled cover assembly (3) after being set with 1 sealing ring (5) at screw thread, so as to by crossbeam
Assembly is internally formed the air chamber of a closing.
2. a kind of equalizing type of suspension crossbeam assembly of integrated air tank function as claimed in claim 1, it is characterised in that described
The cold drawing steel tube that crossbeam (1) is a diameter of 140mm, wall thickness is 6mm.
3. a kind of equalizing type of suspension crossbeam assembly of integrated air tank function as claimed in claim 1, it is characterised in that described
Crossbeam connecting bracket (2) is inner chamber hollow structure, and be integrated with air tank valve class connection in crossbeam connecting bracket (2) is pushed away with hole, V-type
Power bar rack mounting apertures and braking valve support hole；After crossbeam (1) forms assembly with crossbeam connecting bracket (2) welding, air tank
The connection of valve class is connected with the intake valve and discharging valve of brakes respectively with hole.
4. a kind of equalizing type of suspension crossbeam assembly of integrated air tank function as claimed in claim 1, it is characterised in that described
Stifled cover assembly (3) is welded for a 4mm steel plate structure and a M45 swivel nut.
A kind of 5. equalizing type of suspension crossbeam assembly of integrated air tank function as claimed in claim 1, it is characterised in that the horizontal stroke
The other end of beam connecting bracket (2) is connected by 28 M14 connecting bolt with longitudinal-beam web plate plane, the distribution shape of connecting bolt
The rectangular distribution of formula, upper row are 12 connecting bolts, and intermediate row is 4 connecting bolts, and lower row is 12 connecting bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720879889.4U CN207173208U (en) | 2017-07-19 | 2017-07-19 | A kind of equalizing type of suspension crossbeam assembly of integrated air tank function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720879889.4U CN207173208U (en) | 2017-07-19 | 2017-07-19 | A kind of equalizing type of suspension crossbeam assembly of integrated air tank function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207173208U true CN207173208U (en) | 2018-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720879889.4U Active CN207173208U (en) | 2017-07-19 | 2017-07-19 | A kind of equalizing type of suspension crossbeam assembly of integrated air tank function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344481A (en) * | 2017-07-19 | 2017-11-14 | 中国第汽车股份有限公司 | A kind of equalizing type of suspension crossbeam assembly of integrated air tank function |
| CN112208640A (en) * | 2020-09-29 | 2021-01-12 | 东风商用车有限公司 | Commercial vehicle frame cross beam assembly integrated with air reservoir |
-
2017
- 2017-07-19 CN CN201720879889.4U patent/CN207173208U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344481A (en) * | 2017-07-19 | 2017-11-14 | 中国第汽车股份有限公司 | A kind of equalizing type of suspension crossbeam assembly of integrated air tank function |
| CN112208640A (en) * | 2020-09-29 | 2021-01-12 | 东风商用车有限公司 | Commercial vehicle frame cross beam assembly integrated with air reservoir |
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