CN218466446U

CN218466446U - Rear-mounted air box shovel body mechanism of truck

Info

Publication number: CN218466446U
Application number: CN202222898107.5U
Authority: CN
Inventors: 李连鹏; 张晓晨
Original assignee: Harbin Zhongcheng Technology Development Co ltd
Current assignee: Harbin Zhongcheng Technology Development Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-02-10
Anticipated expiration: 2032-11-01

Abstract

A truck postposition bellows shovel body organization, it is a technical field of the vehicle-mounted snow removing device, the utility model is to overcome the problem that the shovel blade of the existing snow shovel is difficult to be completely laminated with the road surface, the road surface can have residual ice and snow floating on the road surface after the operation, can remain a large amount of snow floating on the road surface after the operation, the utility model provides a truck postposition bellows shovel body organization, connect the frame body assembly with the rear part bolt connection of the truck through the rear part, used for fixing the whole apparatus, guarantee the shovel body organization stability in operation; the rear connecting frame assembly is hinged with the fan connecting seat assembly, and the hydraulic unit is used for controlling the fan connecting seat assembly to be hinged on the rear connecting frame assembly to swing, so that the shovel body structure can be adjusted according to actual conditions during operation; the utility model provides a road surface snow removal instrument, including wind box shovel body, fan connecting seat assembly, steering cylinder, swing angle operation, wind box shovel body, fan connecting seat assembly, swivel support, steering cylinder, swivel support, swing angle operation, and the like.

Description

Rear-mounted air box shovel body mechanism of truck

Technical Field

The utility model belongs to the technical field of on-vehicle snow removing device, concretely relates to rearmounted bellows shovel body mechanism of truck.

Background

The snow removal of the road is an important process for ensuring the safety of the road surface in winter, the conventional snow removal equipment is generally formed by adding a snow shovel to the tail of a truck, the conventional snow shovel is difficult to completely attach a shovel edge of the snow shovel to the road surface due to the fact that the road surface is uneven, residual ice and snow can float on the road surface after operation, and a large amount of floating snow can remain on the road surface after operation. The snow can not be thoroughly cleaned, the road surface is still smooth, and traffic accidents are easy to happen, so that the problem that the existing snow shovel mechanism with the rear air box of the truck is overcome is that the snow shovel mechanism is in line with actual needs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a truck rear bellows shovel body mechanism, which is developed in order to overcome the problems that the shovel edge of the existing snow shovel is difficult to be completely attached to the road surface, the residual ice and snow can float on the road surface after the operation, and a large amount of floating snow can remain on the road surface after the operation;

a truck rear-mounted air box shovel body mechanism comprises an air box shovel body assembly, a fan connecting seat assembly, a rear connecting frame body assembly and a hydraulic unit, wherein the rear connecting frame body assembly is arranged on a truck tail frame main body, one end of the rear connecting frame body assembly is detachably connected with the truck tail frame main body, the fan connecting seat assembly is arranged at the other end of the rear connecting frame body assembly and is hinged with the rear connecting frame body assembly, a hydraulic lifting unit is arranged between the rear connecting frame body assembly and the fan connecting seat assembly, a fixing part of the hydraulic unit is hinged with the upper part of the rear connecting frame body assembly, a piston part of the hydraulic unit is hinged with the lower part of the fan connecting seat assembly, the air box shovel body assembly is arranged below the fan connecting seat assembly, and the air box shovel body assembly is rotatably connected with the fan connecting seat assembly;

furthermore, the rear connecting frame body assembly comprises a fixed plate, two connecting arms and two groups of hinge lugs, the fixed plate is arranged on the truck tail frame main body, one side of the fixed plate, facing the truck tail frame main body, is provided with the two connecting arms, the two connecting arms are symmetrically arranged along the center line of the fixed plate in the length direction, one end of each connecting arm is fixedly connected with the fixed plate, one side of the fixed plate, far away from the truck tail frame main body, is provided with the two groups of hinge lugs, the two groups of hinge lugs are symmetrically arranged up and down along the center line of the fixed plate in the width direction, each group of hinge lugs are fixedly connected with the fixed plate, the fixed plate is detachably connected with the truck tail frame main body through the two connecting arms, a fixed part of the hydraulic unit is hinged to the hinge lug at the upper part in the fixed plate, and the fan connecting seat assembly is hinged to the hinge lug at the lower part in the fixed plate;

furthermore, a plurality of connecting through holes are processed on the side wall of the connecting arm at equal intervals along the length direction of the connecting arm, a plurality of connecting threaded holes are processed at the corresponding positions of the truck tail frame main body and the connecting arm, and each connecting through hole is coaxially and correspondingly arranged with one connecting threaded hole;

furthermore, the hydraulic unit comprises two hydraulic cylinders which are symmetrically arranged along the central line of the fixed plate in the length direction, the fixed part of each hydraulic cylinder is hinged with one hinge lug at the upper part of the fixed plate, and the piston rod part of each hydraulic cylinder is hinged with the fan connecting seat assembly;

furthermore, the fan connecting seat assembly comprises a fan, a fan bellows, a wind direction conversion unit, two bellows interfaces, two rotating hydraulic cylinders and two mounting arms, wherein the fan is arranged above the fan bellows, a shell of the fan is fixedly connected with the outer top of the fan bellows, an air outlet of the fan is communicated with the top of the fan bellows, two ends of the fan bellows are both provided with openings, one bellows interface is arranged at each end of the fan bellows, the wind direction conversion unit is arranged at the outer side of the fan bellows, a fixing frame is arranged on the outer side wall of one side of the wind direction conversion unit in the fan bellows, the fixed end of the wind direction conversion unit is fixedly connected with the outer side wall of the fan bellows through the fixing frame, the reversing end of the wind direction conversion unit is arranged in the fan bellows, the two rotating hydraulic cylinders are arranged in a way of being opposite to the center line of the length direction of the fan bellows, the fixed part of each rotating hydraulic cylinder is hinged with the bottom of the fan bellows, the piston rod part of each rotating hydraulic cylinder is hinged with the bellows assembly, the two mounting arms are arranged at one side of the fan bellows connected with the frame assembly towards the rear part of the fan bellows, and the other end of the fan bellows is hinged with the fan bellows, and one mounting arm of the fan bellows is hinged with the fan bellows;

furthermore, the wind direction conversion unit comprises a driving hydraulic cylinder, a wind direction rotating plate and a connecting rod, the driving hydraulic cylinder is arranged on the outer side of the fan air box, a fixing part of the driving hydraulic cylinder is hinged to the fixing frame, the wind direction rotating plate is arranged in the fan air box and is rotationally connected with the fan air box through a rotating shaft, one end of the rotating shaft extends to the outer side of the fan air box, one end of the connecting rod is sleeved on an extending end of the rotating shaft, the other end of the connecting rod is hinged to a piston rod part of the driving hydraulic cylinder, and the driving hydraulic cylinder drives the wind direction rotating plate to rotate through the connecting rod;

furthermore, the air box shovel body assembly comprises a front baffle, a blowing air box, a rotary support, a snow shovel and two air inlet units, the rotary support is arranged at the center of the top of the blowing air box, the blowing air box is fixedly connected with the rotary end of the rotary support, the front baffle is arranged on one side, away from the rear part, of the blowing air box, and is fixedly connected with the blowing air box, the snow shovel is arranged on one side, close to the rear part, of the blowing air box, the fixed part of the snow shovel is fixedly connected with the blowing air box, the air outlet end of the blowing air box faces the road surface below the snow shovel, two air inlet ends are arranged on the blowing air box, each air inlet end is provided with one air inlet unit, each air inlet unit is in sliding connection with the blowing air box, and each air box interface is communicated with the air inlet units through a hose;

furthermore, the air inlet unit comprises an air inlet air box, a control hydraulic cylinder and a positioning plate, the positioning plate is arranged at the top of the blowing air box, the bottom of the positioning plate is fixedly connected with the blowing air box, the air inlet air box is arranged at the air inlet end of the blowing air box and is in sliding connection with the air inlet end of the blowing air box, the air exhaust end of the air inlet air box is arranged corresponding to the air inlet end of the blowing air box, the air inlet end of the air inlet air box is communicated with an air box interface through a hose, the control hydraulic cylinder is arranged on the positioning plate, the fixing part of the control hydraulic cylinder is hinged with the snow shovel and the front baffle through a pin shaft, the piston rod end of the control hydraulic cylinder is hinged with the air inlet air box, and the control hydraulic cylinder drives the air inlet air box to slide on the blowing air box;

compared with the beneficial effects generated by the prior art, the application has the following advantages:

the utility model provides a truck postposition bellows shovel body mechanism, install the rear portion at the truck, is used for pushing the snow and snow after the breakage to the left side of road or right side roadside department, and the shovel body is internal to be designed by the wind channel simultaneously, and high-pressure wind can blow ice and snow in the wind channel to the snow removal direction with the same side of shovel body, through rear portion connection support body assembly and truck rear portion bolted connection, is used for fixing whole equipment, guarantees the stability of shovel body mechanism at the during operation; the rear connecting frame assembly is hinged with the fan connecting seat assembly, and the hydraulic unit is used for controlling the fan connecting seat assembly to be hinged on the rear connecting frame assembly to swing, so that the shovel body structure can be adjusted according to actual conditions during operation; the air box shovel body and the fan connecting seat assembly are provided with a slewing bearing, and the air box shovel body can rotate left and right through the steering oil cylinder to swing to the left side or the right side;

the utility model provides a pair of rearmounted bellows shovel body mechanism of truck has still set up on bellows shovel body assembly and has swept bellows, can realize the thorough of snow removal, and snow shovel work back, the bellows at rear blow to ground, blows off remaining ice and snow according to snow shovel snow removal equidirectional, and remaining snow that floats after will snow shovel snow removal is cleared up cleanly.

Drawings

FIG. 1 is an isometric view of a truck rear bellows shovel mechanism provided by the present invention;

FIG. 2 is a front view of the middle bellows shovel of the present invention;

FIG. 3 is a top view of the middle bellows shovel of the present invention;

FIG. 4 is a front view of the middle blower fan connecting cavity assembly of the present invention;

FIG. 5 is a left side view of the middle blower fan connecting cavity assembly of the present invention;

FIG. 6 is a front view of the middle-rear connecting frame assembly of the present invention;

FIG. 7 is a front view of the middle-rear connecting frame assembly of the present invention;

FIG. 8 is a hydraulic diagram of all the hydraulic cylinders of the present invention;

in the figure: the device comprises a 1 air box shovel body assembly, 11 front baffle plates, 12 blowing air boxes, 13 air inlet air boxes, 14 control hydraulic cylinders, 15 rotary supports, 16 positioning plates, 17 snow shovels, 2 fan connecting seat assemblies, 21 fans, 22 fan air boxes, 23 air box connectors, 24 wind direction conversion units, 25 rotary hydraulic cylinders, 26 mounting arms, 3 rear connecting frame body assemblies and 4 hydraulic units.

Detailed Description

The first specific implementation way is as follows: the present embodiment is described with reference to fig. 1 to 8, in the present embodiment, a truck rear bellows shovel mechanism is provided, the bellows shovel mechanism includes a bellows shovel assembly 1, a fan connecting seat assembly 2, a rear connecting frame assembly 3 and a hydraulic unit 4, the rear connecting frame assembly 3 is disposed on a truck tail frame main body 5, one end of the rear connecting frame assembly 3 is detachably connected to the truck tail frame main body 5, the fan connecting seat assembly 2 is disposed at the other end of the rear connecting frame assembly 3, the fan connecting seat assembly 2 is hinged to the rear connecting frame assembly 3, a hydraulic lifting unit 4 is disposed between the rear connecting frame assembly 3 and the fan connecting seat assembly 2, a fixing portion of the hydraulic unit 4 is hinged to an upper portion of the rear connecting frame assembly 3, a piston portion of the hydraulic unit 4 is hinged to a lower portion of the fan connecting seat assembly 2, the bellows shovel assembly 1 is disposed below the fan connecting seat assembly 2, and the bellows shovel assembly 1 is rotatably connected to the fan connecting seat assembly 2.

The utility model provides a rear-mounted bellows shovel body mechanism of truck includes rear portion connection support body assembly 3 among this embodiment, be used for this mechanism to install in car afterbody frame main part 5, guarantee the stability of mechanism at the during operation, through the height of hydraulic unit 4 control fan connecting seat assembly 2, guarantee that bellows shovel body assembly 1 that is located fan connecting seat assembly 2 below can contact with ground, fan connecting seat assembly 2 and the cooperation of bellows shovel body assembly 1, can also sweep the superficial snow on road surface except pushing away the snow action at the during operation, the clean degree on road surface has been guaranteed.

The second embodiment is as follows: this embodiment is explained with reference to fig. 1 to 8, this embodiment is different from a specific embodiment in that, rear connection support body assembly 3 includes the fixed plate, two linking arms and two sets of hinge lugs, the fixed plate sets up on truck afterbody frame main part 5, be equipped with two linking arms on one side of fixed plate orientation truck afterbody frame main part 5, two linking arms set up along fixed plate length direction's central line bilateral symmetry, and the one end and the fixed plate fixed connection of every linking arm, be equipped with two sets of hinge lugs on one side that truck afterbody frame main part 5 was kept away from to the fixed plate, two sets of hinge lugs set up along fixed plate width direction's central line longitudinal symmetry, and every set of hinge lug and fixed plate fixed connection, the fixed plate is dismantled with afterbody frame main part 5 through two linking arms and is connected, the hinge lug that lies in upper portion in hydraulic unit 4's fixed plate is articulated, the hinge lug that lies in the lower part is articulated in fan connecting seat assembly 2 and the fixed plate. Other components and connection modes are the same as those of the first embodiment.

The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 8, and the present embodiment is different from the second embodiment in that a plurality of connecting through holes are processed on the side wall of the connecting arm at equal intervals along the length direction of the connecting arm, a plurality of connecting threaded holes are processed at the corresponding positions of the truck tail frame main body 5 and the connecting arm, and each connecting through hole is coaxially and correspondingly arranged with one connecting threaded hole. Other components and connection modes are the same as those of the second embodiment.

So set up, be convenient for install the linking arm on truck afterbody frame main part 5 through bolt nut mechanism to with dismantle and replace.

The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 to 8, and the difference between the embodiment and the specific embodiment is that the hydraulic unit 4 includes two hydraulic cylinders, the two hydraulic cylinders are symmetrically arranged along a central line of the fixed plate in the length direction, a fixing portion of each hydraulic cylinder is hinged to one hinge lug on the upper portion of the fixed plate, and a piston rod portion of each hydraulic cylinder is hinged to the fan connecting seat assembly 2. Other components and connection modes are the same as those of the third embodiment.

The fifth concrete implementation mode: the present embodiment will be described with reference to fig. 1 to 8, and is different from the present embodiment in four points, the fan connecting seat assembly 2 comprises a fan 21, a fan bellows 22, a wind direction conversion unit 24, two bellows connectors 23, two rotating hydraulic cylinders 25 and two mounting arms 26, wherein the fan 21 is arranged above the fan bellows 22, the casing of the fan 21 is fixedly connected with the outer top of the fan bellows 22, the air outlet of the fan 21 is communicated with the top of the fan bellows 22, both ends of the fan bellows 22 are open, each end of the fan bellows 22 is provided with a bellows interface 23, the wind direction conversion unit 24 is arranged on the outer side of the fan bellows 22, the outer side wall of one side of the fan bellows 22, which is provided with the wind direction conversion unit 24, is provided with a fixed frame, the fixed end of the wind direction conversion unit 24 is fixedly connected with the outer side wall of the fan bellows 22 through the fixed frame, the reversing end of the wind direction conversion unit 24 is arranged in the fan bellows 22, the two rotary hydraulic cylinders 25 are arranged back to back along the central line of the length direction of the fan bellows 22, and the fixed part of each rotary hydraulic cylinder 25 is hinged with the bottom of the fan air box 22, the piston rod part of each rotary hydraulic cylinder 25 is hinged with the air box shovel assembly 1, two mounting arms 26 are arranged at one side of the fan air box 22 facing to the rear part connecting frame body assembly 3, and the two mounting arms 26 are symmetrically arranged along the central line of the length direction of the fan bellows 22, one end of each mounting arm 26 is fixedly connected with the fan bellows 22, the other end of each mounting arm 26 is hinged with a hinge lug at the lower part of the fixed plate, the piston rod part of each hydraulic cylinder is hinged with one end of one mounting arm 26, and the pin joint of pneumatic cylinder and installation arm 26 is close to fan bellows 22 and sets up, and fan bellows 22's bottom and bellows shovel body assembly 1 rotate to be connected. The other components and the connection mode are the same as those of the fourth embodiment.

In this embodiment, the wind direction conversion unit 24 can change the wind direction of the wind flowing in the fan bellows 22, two ends of the fan bellows 22 are respectively provided with a bellows interface 23 for exhausting wind, it is considered that the wind direction of the blowing direction is also adjusted correspondingly due to different snow pushing directions during operation, the blowing aims to blow floating snow on the road surface to the roadside, if the roadside is located at the right side of the mechanism, the left bellows interface 23 on the fan bellows 22 works, the wind direction conversion unit 24 guides the wind in the fan bellows 22 to be exhausted from the left bellows interface 23, if the roadside is located at the left side of the mechanism, the right bellows interface 23 on the fan bellows 22 works, and the wind direction conversion unit 24 guides the wind in the fan bellows 22 to be exhausted from the right bellows interface 23.

The sixth specific implementation mode: the present embodiment is described with reference to fig. 1 to 8, which is different from the present embodiment in five points, the wind direction conversion unit 24 includes a driving hydraulic cylinder, a wind direction turning plate and a connecting rod, the driving hydraulic cylinder is disposed on the outer side of the fan bellows 22, and a fixing portion of the driving hydraulic cylinder is hinged to the fixing frame, the wind direction turning plate is disposed in the fan bellows 22, and the wind direction turning plate is connected to the fan bellows 22 through a turning shaft, one end of the turning shaft extends to the outer side of the fan bellows 22, one end of the connecting rod is sleeved on the extending end of the turning shaft, the other end of the connecting rod is hinged to a piston rod portion of the driving hydraulic cylinder, and the driving hydraulic cylinder drives the wind direction turning plate to rotate through the connecting rod. The other components and the connection mode are the same as the fifth embodiment mode.

In this embodiment, the wind direction deflector is the slope setting at the during operation, and when the wind direction deflector was located fan 21 air exit left side, wind can be followed in fan bellows 22 right side bellows interface 23 and discharged, and when the wind direction deflector was located fan 21 air exit right side, wind can be followed in fan bellows 22 left bellows interface 23 and discharged, discharges through single interface, can guarantee the pressure value of wind in the process of sweeping, guarantees to sweep efficiency.

The seventh concrete implementation mode: this embodiment is described with reference to fig. 1 to 8, and this embodiment is different from embodiment six in that, bellows shovel body assembly 1 includes preceding baffle 11, sweeps bellows 12, slewing bearing 15, snow shovel 17 and two air inlet units, slewing bearing 15 sets up in the center department that sweeps bellows 12 top, and sweep the rotation end fixed connection that bellows 12 and slewing bearing 15, preceding baffle 11 sets up in the one side that rear portion connection support body assembly 3 was kept away from to sweep bellows 12, and preceding baffle 11 with sweep bellows 12 fixed connection, snow shovel 17 sets up in the one side that sweeps bellows 12 and be close to rear portion connection support body assembly 3, and snow shovel 17's fixed part with sweep bellows 12 fixed connection, sweep the air-out end of bellows 12 towards the road surface setting of snow shovel 17 below, sweep and be equipped with two air inlet ends on bellows 12, every air inlet end is equipped with an air inlet unit, and every air inlet unit with sweep bellows 12 sliding connection, every bellows interface 23 communicates the setting with air inlet unit through a hose. Other components and connection modes are the same as those of the sixth embodiment.

In this embodiment, the air box shovel assembly 1 is rotatably connected with the fan connecting seat assembly 2 through the rotary support 15, the two rotary hydraulic cylinders 25 are power elements for rotating the air box shovel assembly 1 and the fan connecting seat assembly 2, the piston rod end of each rotary hydraulic cylinder 25 is hinged to the top surface of the installation part of the snow pushing shovel 17, the air box shovel assembly 1 is rotatably connected with the fan connecting seat assembly 2 under the driving of the rotary hydraulic cylinders 25, the blowing air box 12 is connected with the fan air box 22 through the air inlet unit, the air inlet unit introduces the air in the fan air box 22 into the blowing air box 12, and blows to the ground through the blowing port of the blowing air box 12, so that the action of blowing floating snow is realized.

The specific implementation mode is eight: this embodiment is described with reference to fig. 1 to 8, which is different from the above-mentioned embodiments in that the air intake unit includes an air intake box 13, a control hydraulic cylinder 14, and a positioning plate 16, the positioning plate 16 is disposed on the top of the blowing air box 12, and the bottom of the positioning plate 16 is fixedly connected to the blowing air box 12, the air intake box 13 is disposed on the air intake end of the blowing air box 12, and the air intake box 13 is slidably connected to the air intake end of the blowing air box 12, the air exhaust end of the air intake box 13 corresponds to the air intake end of the blowing air box 12, the air intake end of the air intake box 13 is communicated with the air box interface 23 through a hose, the control hydraulic cylinder 14 is disposed on the positioning plate 16, and the fixing portion of the control hydraulic cylinder 14 is hinged to the snow shovel 17 and the front baffle 11 through a pin, the piston rod end of the control hydraulic cylinder 14 is hinged to the air intake box 13, and the control hydraulic cylinder 14 drives the air intake box 13 to slide on the blowing air box 12. The other components and the connection mode are the same as those of the seventh embodiment mode.

In this embodiment, the air inlet bellows 13 is driven by the control hydraulic cylinder 14 to move up and down, when the blowing bellows 12 needs to work, the air inlet bellows 3 on the left side or the right side is selected to be connected according to the direction of blowing snow, when blowing is needed from the left to the right, the air inlet bellows 13 on the left side rises to correspond to the left air inlet of the blowing bellows 12, the air quantity passes through the blowing bellows 12 from the left to the right, and simultaneously, the generated high-pressure air is discharged from the air outlet of the blowing bellows 12 to clean the floating snow on the ground.

The present invention has been disclosed in the above embodiments, but not limited to the present invention, and any person skilled in the art can make some changes or modifications to the equivalent embodiments without departing from the technical scope of the present invention, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments will still belong to the technical scope of the present invention.

The working principle is as follows:

when the air blower is used, firstly, the rear connecting frame body assembly 3 is connected together according to the first to eighth concrete implementation modes, firstly, the rear connecting frame body assembly 3 is installed on the truck tail frame body 5 through bolts, the working positions of the air blower connecting seat assembly 2 and the air blower shovel body assembly 1 are adjusted through the hydraulic unit 4, so that the snow shovel 17 in the air blower shovel body assembly 1 can be in contact with the ground, the air blower shovel body assembly 1 is driven to be adjusted to a proper working angle through the rotating hydraulic cylinder 25, at the moment, the truck is started, snow on the road surface is pushed to two sides of the road by the snow shovel 17 along the moving track of the truck, at the moment, the air blower 21 works, the working position of the wind deflector is selected according to the left side or the right side of the advancing direction of the truck, the left side of the advancing direction of the truck is taken as an example, the wind direction in the air blower air box 22 moves to the right, at the moment, the control air blower 14 on the right side drives the corresponding air inlet 13 to ascend, so that the air outlet of the air inlet 13 is arranged corresponding to the air blower air box 12, and the air outlet of the air blower 21 sweeps the ground through the air box 12.

Claims

1. The utility model provides a rearmounted bellows shovel body mechanism of truck which characterized in that: bellows shovel body mechanism includes bellows shovel body assembly (1), fan connecting seat assembly (2), support body assembly (3) and hydraulic unit (4) are connected at the rear portion, support body assembly (3) sets up on truck afterbody frame main part (5) are connected at the rear portion, and the one end and the dismantlement of truck afterbody frame main part (5) of support body assembly (3) are connected at the rear portion, fan connecting seat assembly (2) set up on the other end of rear portion connection support body assembly (3), and fan connecting seat assembly (2) are connected support body assembly (3) with the rear portion and are articulated, hydraulic unit (4) set up between rear portion connection support body assembly (3) and fan connecting seat assembly (2), the fixed part and the upper portion that support body assembly (3) is connected at the rear portion of hydraulic unit (4) are articulated, the piston portion and fan connecting seat assembly (2) of hydraulic unit (4) are articulated, bellows shovel body assembly (1) sets up the below at fan connecting seat assembly (2), and bellows shovel body assembly (1) rotate with fan connecting seat assembly (2) and be connected.

2. A truck rear bellows shovel mechanism according to claim 1 further comprising: support body assembly (3) is connected at rear portion includes the fixed plate, two linking arms and two sets of hinge lug, the fixed plate sets up on truck afterbody frame main part (5), the fixed plate is equipped with two linking arms on one side of truck afterbody frame main part (5), two linking arms set up along fixed plate length direction's central line bilateral symmetry, and the one end and the fixed plate fixed connection of every linking arm, the fixed plate is kept away from and is equipped with two sets of hinge lugs on one side of truck afterbody frame main part (5), two sets of hinge lugs set up along fixed plate width direction's central line longitudinal symmetry, and every hinge lug and fixed plate fixed connection, the fixed plate is dismantled with rear of a vehicle portion frame main part (5) through two linking arms and is connected, the hinge lug that lies in upper portion in the fixed plate of hydraulic unit (4) is articulated, fan connecting seat assembly (2) are articulated with the hinge lug that lies in the lower part in the fixed plate.

3. A truck rear bellows shovel mechanism according to claim 2 further comprising: a plurality of connecting through holes are processed on the side wall of the connecting arm along the length direction of the connecting arm at equal intervals, a plurality of connecting threaded holes are processed at the corresponding positions of the truck tail frame main body (5) and the connecting arm, and each connecting through hole is coaxially corresponding to one connecting threaded hole.

4. A truck rear bellows shovel mechanism according to claim 3 further comprising: the hydraulic unit (4) comprises two hydraulic cylinders, the two hydraulic cylinders are symmetrically arranged along the center line of the length direction of the fixed plate, the fixed part of each hydraulic cylinder is hinged with one hinged lug on the upper part of the fixed plate, and the piston rod part of each hydraulic cylinder is hinged with the fan connecting seat assembly (2).

5. A truck rear bellows shovel mechanism according to claim 4 further characterized in that: fan connecting seat assembly (2) includes fan (21), fan bellows (22), wind direction conversion unit (24), two bellows interfaces (23), two rotation pneumatic cylinders (25) and two installation arms (26), fan (21) sets up the top at fan bellows (22), and the casing of fan (21) and the outer top fixed connection of fan bellows (22), the air outlet of fan (21) and the top intercommunication setting of fan bellows (22), the both ends of fan bellows (22) are the opening setting, be equipped with one bellows interface (23) on each end of fan bellows (22), wind direction conversion unit (24) set up the outside at fan bellows (22), be equipped with the mount on the lateral wall of wind direction conversion unit (24) one side in fan bellows (22), the stiff end of wind direction conversion unit (24) passes through the mount and the lateral wall fixed connection of fan bellows (22), the switching-over end of wind direction conversion unit (24) sets up in fan bellows (22), two rotation pneumatic cylinders (25) set up along fan bellows (22) length direction's central line, and every fan bellows (22) the articulated support body (26) of every rotation pneumatic cylinder (25) sets up at every fan bellows (22) rear portion, the articulated support body (26) of every fan bellows (3), the articulated support body (3) of fan bellows (3) is installed towards the fan bellows (1) The one side of (2), and two installation arms (26) are along fan bellows (22) length direction's central line symmetry setting, the one end and fan bellows (22) fixed connection of every installation arm (26), the other end of every installation arm (26) is articulated with an articulated ear of fixed plate lower part, the piston rod portion of every pneumatic cylinder is articulated with the one end of an installation arm (26), and the pin joint of pneumatic cylinder and installation arm (26) is close to fan bellows (22) and sets up, the bottom and the bellows shovel body assembly (1) of fan bellows (22) rotate and are connected.

6. A truck rear bellows shovel mechanism according to claim 5 further comprising: wind direction conversion unit (24) are including the actuating cylinder, wind direction commentaries on classics board and connecting rod, the actuating cylinder sets up the outside at fan bellows (22), and the fixed part of actuating cylinder is articulated with the mount, the wind direction commentaries on classics board sets up in fan bellows (22), and the wind direction commentaries on classics board rotates through switching axle and fan bellows (22) and is connected, the one end of switching axle extends to fan bellows (22) the outside, the one end suit of connecting rod is served in the extension of switching axle, the other end of connecting rod is articulated with the piston rod portion of actuating cylinder, the actuating cylinder passes through the connecting rod and drives the wind direction commentaries on classics board rotation.

7. A truck rear bellows shovel mechanism according to claim 6 further comprising: bellows shovel body assembly (1) including preceding baffle (11), sweep bellows (12), gyration is supported (15), snow shovel (17) and two air inlet units, gyration is supported (15) and is set up in the center department that sweeps bellows (12) top, and sweep the rotation end fixed connection that bellows (12) and gyration were supported (15), preceding baffle (11) set up in the one side of sweeping bellows (12) and keeping away from rear portion connection support body assembly (3), and preceding baffle (11) with sweep bellows (12) fixed connection, snow shovel (17) set up in the one side that sweeps bellows (12) are close to rear portion connection support body assembly (3), and snow shovel (17)'s fixed part with sweep bellows (12) fixed connection, the air-out end that sweeps bellows (12) sets up towards the road surface below snow shovel (17), sweep and be equipped with two air inlet ends on bellows (12), every air inlet end is equipped with an air inlet unit, and every air inlet unit and sweep bellows (12) sliding connection, every hose and bellows unit intercommunication set up.

8. A truck rear bellows shovel mechanism according to claim 7 wherein: the air inlet unit comprises an air inlet air box (13), a control hydraulic cylinder (14) and a positioning plate (16), the positioning plate (16) is arranged at the top of the blowing air box (12), the bottom of the positioning plate (16) is fixedly connected with the blowing air box (12), the air inlet air box (13) is arranged at the air inlet end of the blowing air box (12), the air inlet air box (13) is in sliding connection with the air inlet end of the blowing air box (12), the air exhaust end of the air inlet air box (13) is correspondingly arranged with the air inlet end of the blowing air box (12), the air inlet end of the air inlet air box (13) is communicated with an air box interface (23) through a hose, the control hydraulic cylinder (14) is arranged on the positioning plate (16), the fixing part of the control hydraulic cylinder (14) is hinged with the snow pushing shovel (17) and the front baffle (11) through a pin shaft, the piston rod end of the control hydraulic cylinder (14) is hinged with the air inlet air box (13), and the control hydraulic cylinder (14) drives the air box (13) to slide on the blowing air box (12).