CN213862457U - Front platform mounting structure of stirring semitrailer - Google Patents

Abstract

The utility model provides a stirring semitrailer proscenium mounting structure, include: longeron assembly, towing pin assembly and proscenium, the towing pin assembly can be dismantled and connect on the longeron assembly, the proscenium include a plurality ofly through the bolt with the front side shrouding of connection can be dismantled to the towing pin assembly, be formed with the supporting part that is used for supporting the churn on the front side shrouding. The utility model provides a between proscenium and the towing pin assembly, all adopted between towing pin assembly and the longeron assembly to dismantle the mode and be connected, the easy access is overhauld and is maintained, compares in welded mode, and the difficult emergence of dismouting above-mentioned part is damaged, helps reducing maintenance and maintenance cost, can improve the bonding strength between the front side shrouding through the gusset plate to and the bulk strength of forecourt.

Description

Front platform mounting structure of stirring semitrailer

Technical Field

The utility model relates to a tank type transport vechicle technical field, in particular to stirring semitrailer proscenium mounting structure.

Background

The concrete mixing semitrailer comprises a speed reducer used for driving a mixing drum, wherein the speed reducer is usually installed on a front platform through a speed reducer base, and the front platform is welded on a frame. When the foreground is damaged, the foreground needs to be detached from the frame for integral replacement. Because adopt welded mode to connect between proscenium and the frame, must carry out the physics to the joint of proscenium and frame in the change process and destroy, improper operation then can lead to the frame structure to warp, influences the structural strength of whole car.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stirring semitrailer proscenium mounting structure that easy dismounting, bulk strength are high.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a stirring semitrailer proscenium mounting structure, includes: longeron assembly, towing pin assembly and proscenium, the towing pin assembly can be dismantled and connect and be in on the longeron assembly, the proscenium include a plurality ofly through the bolt with the front side shrouding of connection can be dismantled to the towing pin assembly, wherein two front side shroudings are including the preceding supporting part that is located upper portion, preceding supporting part is along transversely extending, two preceding supporting part dock for supporting the churn.

Preferably, the front stage further comprises a reinforcing plate connected to the front support for integrally connecting the two front supports.

Preferably, one of the front side sealing plates abuts against a rear end portion of the kingpin assembly and is integrally connected to the kingpin assembly by a plurality of longitudinally extending bolts.

Preferably, the reinforcing plate is provided with at least two base plates distributed at intervals along the transverse direction, mounting holes are formed in corresponding positions of the base plates, the reinforcing plate, the supporting portion and the speed reducer base, and bolts penetrate through the mounting holes and are used for fixing the speed reducer on a front desk.

Preferably, the backing plate is further connected with a limiting plate, the limiting plate is located on one longitudinal side of the backing plate, and the limiting plate is provided with a plane which is in contact with the speed reducer base.

Preferably, the reinforcing plate is formed by bending a flat plate twice, the reinforcing plate comprises two bending surfaces, and the two bending surfaces are respectively attached to two front side sealing plates which are longitudinally distributed and are connected into a whole in a welding mode.

Preferably, a front lightening hole is formed in the front side sealing plate in a penetrating manner.

According to the above technical scheme, the utility model provides a pair of stirring semitrailer proscenium mounting structure has following advantage and positive effect at least:

1. the utility model provides a between proscenium and the towing pin assembly, all adopted between towing pin assembly and the longeron assembly to dismantle the mode and be connected, the easy access is overhauld and is maintained, compares in welded mode, and the difficult emergence of dismouting above-mentioned part is damaged, helps reducing maintenance and maintenance cost.

2. The front side sealing plate of the utility model is provided with a supporting part which is connected with a reinforcing plate, and the bonding strength between the front side sealing plates can be improved through the reinforcing plate; the speed reducer is supported in gusset plate and supporting part cooperation, compares in the mode of only establishing preceding backup pad, and proscenium bulk strength is higher, helps realizing the steady bearing to the churn.

Drawings

Fig. 1 is a front view structural schematic diagram of the longitudinal beam assembly according to the embodiment of the present invention.

Fig. 2 is a schematic perspective view of a longitudinal beam assembly according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of the rear longitudinal beam in the embodiment of the present invention.

Fig. 4 is a schematic structural view of a front longitudinal beam in an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a front stage according to an embodiment of the present invention.

Fig. 6 is a schematic top view of the longitudinal beam assembly according to the embodiment of the present invention.

Fig. 7 is a schematic front view of the front stage according to the embodiment of the present invention.

Fig. 8 is a schematic perspective view of the background in the embodiment of the present invention.

The reference numerals are explained below:

1. a load bearing section; 10. a through hole; 11. a rear stringer; 111. a rear upper wing plate; 112. a rear lower wing plate; 113. a rear web; 12. a cross beam; 2. a gooseneck section; 21. a front longitudinal beam; 211. a front upper wing plate; 212. a front lower wing plate; 213. a front web; 3. a tow pin assembly; 41. a reinforcing plate; 42. an upper connecting plate; 43. a lower connecting plate; 52. a second front side sealing plate; 521. a second support portion; 522. a second bearing part; 523. a second connecting portion; 53. a third front side sealing plate; 531. a third support portion; 532. a third connecting portion; 50. a second mounting hole; 54. a fourth front side sealing plate; 55. a base plate; 56. a limiting plate; 57. a reinforcing plate; 58. a front lightening hole; 61. a first rear side sealing plate; 62. a second rear side sealing plate; 63. a third rear side sealing plate; 64. a fourth rear side sealing plate; 65. a rear support plate; 66. positioning holes; 67. a rib plate; 68. and a rear lightening hole.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

Referring to fig. 1 and 2, the embodiment provides an all-aluminum longitudinal beam assembly of a semitrailer, the longitudinal beam assembly comprises a bearing section 1 and a gooseneck section 2 which are butted from front to back, and the bearing section 1 and the gooseneck section 2 are made of aluminum alloy materials.

For convenience of understanding, the longitudinal direction of the longitudinal beam assembly is defined as a longitudinal direction, and the horizontal direction perpendicular to the longitudinal direction is defined as a transverse direction.

The bearing section 1 comprises two rear longitudinal beams 11 which are parallel and distributed at intervals, and the two rear longitudinal beams 11 are connected into a whole through a cross beam 12.

Referring to fig. 3, the rear longitudinal beam 11 includes a rear upper wing plate 111, a rear lower wing plate 112 and a rear web 113, the rear upper wing plate 111 and the rear lower wing plate 112 are disposed at high and low positions, the rear upper wing plate 111 and the rear lower wing plate 112 both extend along the length direction of the semitrailer, the rear ends of the rear upper wing plate 111 and the rear lower wing plate 112 are flush, the length of the rear upper wing plate 111 is smaller than that of the rear lower wing plate 112, and the rear web 113 is vertically connected between the rear upper wing plate 111 and the rear lower wing plate 112.

The rear upper wing plate 111 and the rear lower wing plate 112 are substantially of a T-shaped structure and respectively comprise a rear longitudinal plate and a rear vertical plate which are integrally formed, the rear longitudinal plate and the rear vertical plate extend along the length direction of the semitrailer, the rear vertical plate is connected to the middle of the rear longitudinal plate, and circular arc transition is formed between the rear longitudinal plate and the rear vertical plate, so that the transition position of the rear longitudinal plate and the rear vertical plate is gentle. One side of the rear vertical plate departing from the rear longitudinal plate extends outwards to form an insertion port, two ends of the rear web 113 are respectively inserted into the insertion ports of the rear upper web and the rear lower web, the rear web 113 extends along the length direction of the semitrailer, the rear upper wing 111, the rear lower wing 112 and the rear web 113 are in butt joint to form an I-shaped structure, and the butt joint of the rear web 113, the rear upper wing 111 and the rear lower wing 112 are connected into a whole in a welding mode.

One end of the rear vertical plate deviating from the rear longitudinal plate extends to two sides in the transverse direction to form a rear convex part 110, and the inserting port is located between the two rear convex parts 110 of the rear vertical plate. The thickness of back bellying 110 in this embodiment is greater than the thickness of back riser for the width of interface can be approximately equal with the thickness of back riser, and back web 113 cooperation is assembled in this interface, makes the promotion of the thickness adaptability of back web 113, has improved the bending resistance effect of bearing section 1, has strengthened the intensity of bearing section 1, thereby has strengthened the holistic intensity of semitrailer.

Referring to fig. 2 again, a plurality of reinforcing plates 41 are further disposed between the upper rear wing plate 111 and the lower rear wing plate 112, and the plurality of reinforcing plates 41 are distributed on both lateral sides of the rear web 113 at intervals in the longitudinal direction. The reinforcing plate 41 has a locking groove abutting against the rear boss 110 of the rear riser, and is integrally connected to the rear upper wing 111, the rear lower wing 112, and the rear web 113 by welding. The reinforcing plate 41 can enhance the bonding strength between the rear upper wing plate 111 and the rear lower wing plate 112, and the overall strength of the semitrailer is improved. The rear raised portion 110 of the rear riser also functions as a positioning feature for the reinforcement panel 41 to facilitate assembly of the reinforcement panel 41. Further, the engagement of the rear boss 110 and the reinforcement plate 41 also enables the joint surface between the reinforcement plate 41 and the rear web 113 to be increased, thereby improving the joint strength of the reinforcement plate 41 and the rear web 113.

Gooseneck section 2 includes two parallel interval distribution's front longitudinal 21, two front longitudinal 21 and two back longerons 11 one-to-one, and front longitudinal 21 is located the back longeron 11 outsides, connects into an organic whole through the welding mode between front longitudinal 21 and the back longeron 11.

Referring to fig. 4, the front longitudinal beam 21 includes a front upper wing plate 211, a front lower wing plate 212, and a front web 213, the front upper wing plate 211 and the front lower wing plate 212 are disposed at high and low positions, the front upper wing plate 211 and the front lower wing plate 212 both extend along the length direction of the semitrailer, the front ends of the front upper wing plate 211 and the front lower wing plate 212 are flush, the length of the front upper wing plate 211 is smaller than that of the front lower wing plate 212, and the front web 213 is vertically connected between the front upper wing plate 211 and the front lower wing plate 212.

Preceding upper wing plate 211 and preceding bottom wing plate 212 are substantially type structure of "T" type, all include integrated into one piece's preceding vertical plate and preceding riser, and preceding vertical plate and preceding riser all extend along the length direction of semitrailer, and preceding riser is connected in the middle part of preceding vertical plate, and with preceding vertical plate between the circular arc transition, make preceding vertical plate and preceding riser transition department mild. One side of the front vertical plate, which is far away from the front longitudinal plate, extends outwards to form an insertion port, two ends of a front web plate 213 are respectively inserted into the insertion ports of the front upper wing plate 211 and the front lower wing plate 212, the front web plate 213 extends along the length direction of the semitrailer, the front upper wing plate 211, the front lower wing plate 212 and the front web plate 213 are in butt joint to form an I-shaped structure, and the front web plate 213 and the front upper wing plate 211 as well as the butt joint of the front lower wing plate 212 are connected into a whole in a welding mode.

In this embodiment, the upper surfaces of the front lower wing plate 212 and the rear upper wing plate 111 are located on the same plane, the rear end of the front lower wing plate 212 is located at the rear side of the front end of the rear upper wing plate 111, the front end of the rear lower wing plate 112 is located at the front side of the rear end of the front lower wing plate 212, and the front upper wing plate 211 and the rear upper wing plate 111, and the front lower wing plate 212 and the rear lower wing plate 112 are connected into a whole by welding.

The end of the front vertical plate departing from the front longitudinal plate in this embodiment extends outward to both lateral sides to form a front protrusion 210, and the interface is located between the two front protrusions 210 of the front vertical plate. The thickness of the front protrusion 210 of the front vertical plate in this embodiment is greater than the thickness of the front vertical plate, so that the width of the socket can be approximately equal to the thickness of the front vertical plate, and the front web 213 is assembled in the socket in a matching manner, so that the thickness adaptability of the front web 213 is improved, the bending resistance effect of the gooseneck section 2 is improved, the strength of the gooseneck section 2 is enhanced, and the overall strength of the semitrailer is enhanced.

An inclined notch is formed in the rear end portion of the front upper wing plate 211, an upper connecting plate 42 is arranged between the front upper wing plate 211 and the rear upper wing plate 111, the upper end of the upper connecting plate 42 is in butt joint with the inclined notch and is connected with the front upper wing plate 211 in a welding mode, the lower end of the upper connecting plate 42 is connected with the front lower wing plate 212 and the rear upper wing plate 111 in a welding mode, the strength of the joint of the front longitudinal beam 21 and the rear longitudinal beam 11 is enhanced, and stress concentration at the joint of the front longitudinal beam 21 and the rear longitudinal beam 11 is prevented.

An inclined notch is also formed in the front end of the rear lower wing plate 112, a lower connecting plate 43 is arranged between the front lower wing plate 212 and the rear lower wing plate 112, the lower connecting plate 43 comprises an inclined section and a horizontal section which are butted from front to back, the inclined section and the horizontal section are integrally formed, the upper surface of the horizontal section is butted on the lower surface of the front lower wing plate 212, the inclined section is butted at the inclined notch of the rear lower wing plate 112, and the horizontal section and the inclined section are respectively connected with the front lower wing plate 212 and the rear lower wing plate 112 through welding for further enhancing the strength of the joint of the front longitudinal beam 21 and the rear longitudinal beam 11.

A plurality of reinforcing plates 41 are also arranged between the front upper wing plate 211 and the rear lower wing plate 112, and the plurality of reinforcing plates 41 are distributed on the inner side of the front web 213 and are distributed at intervals along the longitudinal direction. The reinforcing plate 41 has a catching groove for abutting against the front protrusion 110 of the front riser, the upper end of the reinforcing plate 41 is connected to the front upper wing 211 by welding, and the lower end of the reinforcing plate 41 is connected to the front lower wing 212 and the rear upper wing 111 by welding. The reinforcing plate 41 can enhance the bonding strength between the front upper wing plate 211 and the rear upper wing plate 111, and the overall strength of the semitrailer is improved. The front protrusion 210 of the front riser can also serve as a positioning function for the reinforcing plate 41, facilitating the assembly of the reinforcing plate 41. Further, the engagement between the front protrusion 210 and the reinforcing plate 41 can increase the connection surface between the reinforcing plate 41 and the front web 213, and the bonding strength between the reinforcing plate 41 and the front web 213 can be increased.

The semitrailer all-aluminum longitudinal beam assembly in the embodiment is suitable for the technical field of stirring semitrailers, the stirring semitrailer comprises a traction vehicle head, a traction pin assembly 3, a longitudinal beam assembly, a front platform and a back platform, the traction vehicle head and the longitudinal beam assembly are connected through the traction pin assembly 3 and used for traction of the longitudinal beam assembly to drive, a stirring barrel 2 is rotatably connected between the front platform and the back platform, and can rotate relative to the longitudinal beam assembly and stir materials in the stirring barrel.

Referring to fig. 2 and 5, the kingpin assembly 3 is connected between the front upper wing plate 211 and the front lower wing plate 212, the kingpin assembly 3 has 4 sets of first mounting hole sets, and 3 sets of first mounting hole sets extend downward on the upper surface of the kingpin assembly 3, wherein 1 set of first mounting hole sets is located at the front end of the kingpin assembly 3 and includes a plurality of first mounting holes 30 spaced apart in the transverse direction, and another 2 sets of first mounting hole sets are respectively located at both lateral sides of the kingpin assembly 3 and include a plurality of first mounting holes 30 spaced apart in the longitudinal direction, and still another 1 set of first mounting holes 30 extends outward on the rear end side of the kingpin assembly 3 and includes a plurality of first mounting holes 30 spaced apart in the transverse direction.

Referring to fig. 6, the front platform includes a first front side sealing plate 51, a second front side sealing plate 52, a third front side sealing plate 53 and a fourth front side sealing plate 54, the first front side sealing plate 51 and the second front side sealing plate 52 are respectively connected to two sides of the towing pin assembly 3 in the width direction (longitudinal direction), the first front side sealing plate 51 and the second front side sealing plate 52 are overlapped to form a front supporting portion for supporting the mixing drum 2, and the third front side sealing plate 53 and the fourth front side sealing plate 54 are connected between the first front side sealing plate 51 and the second front side sealing plate 52 and are respectively located on two sides of the first front side sealing plate 51 in the length direction (transverse direction).

Referring to fig. 7, the first front side sealing plate 51 includes a first supporting portion 511, a first bearing portion 512 and a first connecting portion 513, the first supporting portion 511 is located above the first bearing portion 512 and the first connecting portion 513, from front to back, the first supporting portion 511 is inclined downward, the first bearing portion 512 is located between the first supporting portion 511 and the first connecting portion 513, the first connecting portion 513 is horizontally disposed, a second mounting hole set is formed by downward extending an upper surface of the first connecting portion 513, and the second mounting hole set includes a plurality of second mounting holes 50 extending in a transverse direction.

The first mounting holes 30 and the second mounting holes 50 of the first front side sealing plate 51, which are distributed on the upper surface of the towing pin assembly 3 at intervals along the transverse direction, are in one-to-one correspondence, and bolts are arranged in the first mounting holes 30 and the second mounting holes 50 in a penetrating manner and used for fixing the first front side sealing plate 51 on the towing pin assembly 3.

The second front side sealing plate 52 includes a second supporting portion 521, a second supporting portion 522 and a second connecting portion 523, the second supporting portion 521 is located above the second supporting portion 522 and the second connecting portion 523, from front to back, the second supporting portion 521 is inclined downward, the second supporting portion 522 is located between the second supporting portion 521 and the second connecting portion 523, the second connecting portion 523 is vertically disposed, and a rear end surface of the second connecting portion 523 extends forward to form a second mounting hole group, which includes a second mounting hole 50 extending in a transverse direction.

The first mounting holes 30 and the second mounting holes 50 of the second front side sealing plate 52 which are distributed at intervals along the transverse direction on the rear end surface of the towing pin assembly 3 are in one-to-one correspondence, and bolts penetrate through the first mounting holes 50 and the second mounting holes 50 and are used for fixing the second front side sealing plate 52 on the towing pin assembly 3.

The third front side sealing plate 53 and the fourth front side sealing plate 54 each include a third supporting portion 531 and a third connecting portion 532 which are integrally formed, the third supporting portion 531 is located above the third connecting portion 532, an inclination angle is formed between the third supporting portion and the horizontal plane, the third connecting portion 532 is horizontally arranged, and a second mounting hole group is formed by extending downward on the upper surface of the third connecting portion 532, and the second mounting hole group includes the second mounting hole 50 extending in the longitudinal direction.

The first mounting holes 30 and the second mounting holes 50 of the third front side sealing plate 53 and the second mounting holes 50 of the fourth front side sealing plate 54, which are longitudinally distributed at intervals, on the upper surface of the towing pin assembly 3 are in one-to-one correspondence, and bolts are arranged in the first mounting holes 50 and the second mounting holes in a penetrating manner, so that the third front side sealing plate 53 and the fourth front side sealing plate 54 are fixed on the towing pin assembly 3.

After the front stage is assembled to the towing pin assembly 3, the first support portion 511 and the second support portion 521 are butted, and the upper surfaces are on the same plane. A reinforcing plate 57 is connected between the first support portion 511 and the second support portion 521, the reinforcing plate 57 is formed by bending a plate twice, has a plane contacting with the first support portion 511 and the second support portion 521, the first bearing portion 512, and the second bearing portion 522, and is used for integrally connecting the first front side sealing plate 51 and the second front side sealing plate 52 to reinforce the strength of the front platform.

The reinforcing plate 57 upper surface is equipped with two piece at least along horizontal interval distribution's backing plate 55, and the corresponding position of backing plate 55, reinforcing plate 57, first supporting part 511, second supporting part 521 and speed reducer base is equipped with the second mounting hole, wears to be equipped with the bolt in the second mounting hole for fix the speed reducer on the proscenium.

The backing plate 55 is further connected with a limiting plate 56, and the limiting plate 56 can abut against a base of the speed reducer and is used for limiting the speed reducer and improving the stability of the mounting structure of the speed reducer.

Referring to fig. 6 again, the first front side sealing plate 51, the second front side sealing plate 52, the third front side sealing plate 53, the fourth front side sealing plate 54 and the reinforcing plate 57 are connected into a whole by welding, and the first front side sealing plate 51, the second front side sealing plate 52, the third front side sealing plate 53 and the fourth front side sealing plate 54 are all provided with front lightening holes 58 in a penetrating manner, so that the front stage can satisfy the structural strength, reduce the dead weight of the front stage, and further reduce the dead weight of the vehicle.

The background comprises a first rear side sealing plate 61, a second rear side sealing plate 62, a third rear side sealing plate 63, a fourth rear side sealing plate 64 and a rear supporting plate 65 which are connected into a whole in a welding mode, the first rear side sealing plate 61 and the second rear side sealing plate 62 are distributed at intervals along the longitudinal direction, the bottoms of the first rear side sealing plate and the second rear side sealing plate 62 are penetratingly provided with mounting holes, and bolts are penetrated in the mounting holes and used for mounting the first rear side sealing plate 61 and the second rear side sealing plate 62 on the two cross beams 12 respectively; the third rear side sealing plate 63 and the fourth rear side sealing plate 64 are distributed at intervals along the transverse direction, and mounting holes are also formed in the bottoms of the third rear side sealing plate 63 and the fourth rear side sealing plate 64 in a penetrating manner, and bolts are arranged in the mounting holes in a penetrating manner and used for mounting the third rear side sealing plate 63 and the fourth rear side sealing plate 64 on the two rear longitudinal beams 11 respectively; a rear support plate 65 is attached to the top of the first rear side seal plate 61, the second rear side seal plate 62, the third rear side seal plate 63 and the fourth rear side seal plate 64 for supporting the mixing drum 2.

Locating hole 66 has all been seted up with running through on first rear side shrouding 61, second rear side shrouding 62 and the back backup pad 65, first rear side shrouding 61, second rear side shrouding 62, third rear side shrouding 63, be equipped with gusset 67 in the space that fourth rear side shrouding 64 and back backup pad 65 enclosed and close, be equipped with two gusset 67 in this embodiment, two gusset 67 are along horizontal interval distribution, gusset 67 have with this locating hole 66 complex arch, gusset 67 and first rear side shrouding 61, second rear side shrouding 62 and back backup pad 65 link into an integrated entity through the welding mode.

Can be with gusset 67 rapid Assembly to first rear side shrouding 61, second rear side shrouding 62 and back backup pad 65 through locating hole 66 and bellied cooperation, strengthened the intensity of backstage, and owing to need not to carry out the measurement location of relevant size, reduced the processing degree of difficulty.

Front and rear lightening holes 68 are formed in the first rear side sealing plate 61, the second rear side sealing plate 62 and the rear supporting plate 65 in a penetrating mode, so that the self weight of a background is reduced on the premise that the front platform meets the structural strength, and the self weight of a vehicle is further reduced.

To sum up, the utility model provides a pair of semitrailer frame assembly has following advantage and positive effect at least:

in the embodiment, the trailer frame assembly is adopted, and compared with the trailer frame assembly in the prior art, the trailer frame assembly is light in weight, and can reduce dead weight under the condition of meeting the requirements of laws and regulations on bearing, so that the fuel consumption is reduced; in addition, most of aluminum parts can be recycled, and aluminum can be recycled for multiple times, so that the recovery rate of the aluminum vehicle is high.

The longeron assembly in this embodiment includes front longitudinal and back longeron, and the front longitudinal is located the back longeron outside, compares with the straight roof beam of the integrative of prior art, can give the churn more subside spaces, has reduced holistic focus to strengthen the stability of whole car, helped driving safety.

Foreground, backstage and towing pin assembly 3 in this embodiment all adopt bolted connection mode and longeron assembly to be connected for 3 easy dismounting of foreground, backstage and towing pin assembly, easy access and maintenance, contrast and welded mode, above-mentioned part is also fragile during the dismouting, helps reducing maintenance and maintenance cost.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (8)

1. The utility model provides a stirring semitrailer proscenium mounting structure which characterized in that includes: longeron assembly, towing pin assembly and proscenium, the towing pin assembly can be dismantled and connect on the longeron assembly, the proscenium include a plurality ofly through the bolt with the front side shrouding of connection can be dismantled to the towing pin assembly, be formed with the supporting part that is used for supporting the churn on the front side shrouding.

2. The front mounting structure of a mixer semi-trailer according to claim 1, wherein the two front side sealing plates are disposed opposite to each other in the longitudinal direction and each include a front support portion at an upper portion, the front support portions extend in the lateral direction, and the two front support portions are abutted with each other to support the mixing drum.

3. The front platform mounting structure of the mixer semitrailer of claim 2, wherein the front platform further comprises a reinforcing plate connected to the front support for integrally connecting the two front supports.

4. The front mounting structure of a mixer semi-trailer according to claim 1, wherein one of the front side sealing plates abuts against a rear end of the kingpin assembly and is integrally connected to the kingpin assembly by a plurality of longitudinally extending bolts.

5. The front stage mounting structure of the mixer semitrailer of claim 3, wherein the reinforcing plate is provided with at least two base plates which are distributed at intervals along the transverse direction, mounting holes are formed in corresponding positions of the base plates, the reinforcing plate, the supporting portion and the speed reducer base, and bolts are arranged in the mounting holes in a penetrating mode and used for fixing the speed reducer on the front stage.

6. The front stage mounting structure of the mixer semitrailer of claim 5, wherein the backing plate is further connected with a limiting plate, and the limiting plate is located on one longitudinal side of the backing plate and has a plane in contact with a base of the speed reducer.

7. The front platform mounting structure of the mixer semitrailer of claim 3, wherein the reinforcing plate is formed by bending a flat plate twice, and comprises two bending surfaces, and the two bending surfaces are respectively attached to two front side sealing plates which are longitudinally distributed and are connected into a whole in a welding manner.

8. The front mounting structure of a mixer semitrailer of claim 1, wherein the front side sealing plate is perforated with front lightening holes.

Images