CN112277161B

CN112277161B - Stirring transport vehicle

Info

Publication number: CN112277161B
Application number: CN202011151706.XA
Authority: CN
Inventors: 王春胜; 张玉路
Original assignee: Sichuan Hongtai Panda Special Vehicle Manufacturing Co ltd
Current assignee: Sichuan Hongtai Panda Special Vehicle Manufacturing Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2022-01-25
Anticipated expiration: 2040-10-26
Also published as: CN112277161A

Abstract

The invention discloses a novel stirring transport vehicle, which relates to the technical field of engineering vehicles and comprises a transport vehicle body and a stirring tank rotatably mounted on the transport vehicle body, wherein a support frame for supporting one end of the stirring tank is arranged on the transport vehicle body, the support frame comprises a frame body, a feed hopper, a discharge hopper and a discharge chute, the frame body is fixedly arranged on the transport vehicle body, a positioning plate is arranged at the top of the frame body, the feed hopper is fixed on the upper surface of the positioning plate through a support rod, the discharge hopper is mounted on the lower surface of the positioning plate, a feed hole capable of being mutually clamped and embedded with the discharge end of the stirring tank is formed in one end of the discharge hopper, so that an inner cavity of the discharge hopper is connected with a discharge port of the stirring tank, the discharge chute is rotatably connected with the frame body through a swing mechanism, one end of the discharge chute is positioned below the discharge hole of the discharge hopper, and the other end of the discharge chute is inclined downwards. According to the invention, the support frame is designed in a split manner, so that normal feeding of the stirring tank can be realized, the stirring tank is stable in discharging, convenient and rapid, and the leakage amount is small.

Description

Stirring transport vehicle

Technical Field

The invention relates to the technical field of engineering trucks, in particular to a novel stirring transport vehicle.

Background

The mixing truck is a special heavy vehicle for concrete transportation, which mainly comprises a walking chassis, a mixing tank mechanism and a hydraulic driving assembly, wherein the hydraulic driving assembly obtains power on a transmission device of the walking chassis through a power takeoff device, so that a hydraulic motor is driven to serve as power output to drive the mixing tank to rotate. For concrete mixing state during the forward rotation of agitator tank, be concrete ejection of compact state during the counter rotation of agitator tank, and current mixing transport vechicle exists the ejection of compact inconvenient, the ejection of compact is stable inadequately and the big problem of ejection of compact omission amount.

In view of this, the present application is specifically made.

Disclosure of Invention

The invention aims to provide a novel stirring transport vehicle, which not only can realize normal feeding of a stirring tank, but also has stable, convenient and quick discharging of the stirring tank and smaller material leakage amount by adopting a split design of a support frame.

The embodiment of the invention is realized by the following steps: a novel stirring transport vehicle comprises a transport vehicle body and a stirring tank rotatably mounted on the transport vehicle body, wherein a support frame for supporting one end of the stirring tank is arranged on the transport vehicle body, the support frame comprises a frame body, a feed hopper, a discharge hopper and a discharge chute, the frame body is fixedly arranged on the transport vehicle body, a positioning plate is arranged at the top of the frame body, the feed hopper is fixed on the upper surface of the positioning plate through a support rod, a support roller is rotatably arranged at the middle part of the frame body, a circle of edge rolling flange is processed on the wall of the stirring tank and is in rolling contact with the support roller, the discharge hopper is mounted on the lower surface of the positioning plate, the discharge end of the feed hopper extends into the discharge port of the stirring tank, a feed hole capable of being mutually clamped and embedded with the discharge end of the stirring tank is processed at one end of the discharge hopper, so that the inner cavity of the discharge hopper is connected with the discharge port of the stirring tank, the discharge chute is rotatably connected with the frame body through a swing mechanism, one end of the discharge chute is positioned below the discharge hole of the discharge hopper, and the other end of the discharge chute is inclined downwards.

Furthermore, a hydraulic motor assembly is arranged on the transport vehicle body, the stirring tank is arranged in an inclined mode, one end, inclined downwards, of the stirring tank is connected with the output end of the hydraulic motor assembly through a speed reducer, and a flange is arranged on the tank wall of one end, inclined upwards, of the stirring tank.

Furthermore, the two sides of the frame body are provided with climbing escalators.

Furthermore, two groups of supporting rollers are arranged, the two groups of supporting rollers are respectively positioned at two sides of the stirring tank, and a limiting groove for embedding the outer edge of the edge rolling flange is processed on the roller surface of each group of supporting rollers.

Furthermore, the section of the feed hole is in a tapered shape with a wide upper part and a narrow lower part, the upper side of the feed hole penetrates through the upper side wall of the discharge hopper, and the discharge port of the stirring tank penetrates through the feed hole and is communicated with the inner cavity of the discharge hopper.

Further, be provided with at least a set of subassembly that cleans on the play hopper of following department under the discharge port that is close to the agitator tank, clean the subassembly and include cleaning wheel and pivot, pivot one end rotationally passes the play hopper lateral wall at feed port place, and the axis of pivot is parallel to each other with the axis of agitator tank, the fixed suit of cleaning wheel is in pivot one end, and the end wall of cleaning wheel side end face and discharge port contacts each other, the fixed cover of the one end of cleaning wheel is kept away from in the pivot is equipped with the drive roller, the roll surface of drive roller and the jar wall normal running fit of agitator tank.

Furthermore, clean the subassembly and still include the guiding plate, the fixed suit of guiding plate is on the pivot, and guiding plate and cleaning wheel are located the both sides of discharge port respectively.

Furthermore, a supporting flange is formed on the part, close to the discharge port, of the stirring tank, one end, far away from the cleaning wheel, of the rotating shaft rotatably penetrates through the supporting flange, a limiting nut is matched with one end, far away from the cleaning wheel, of the rotating shaft, an adjusting nut is matched with the rotating shaft, and the adjusting nut is located between the driving roller and the side wall of the discharge hopper where the feed hole is located.

Furthermore, the slewing mechanism comprises a telescopic rod, a rotating rod and a connecting plate, a positioning seat is arranged in the middle of the frame body, a vertical slewing sleeve is arranged on the positioning seat, the rotating rod is rotationally matched in the slewing sleeve, an upper hinged support and a lower hinged support are respectively arranged at two ends of the lower surface of the discharge chute, two ends of the telescopic rod are respectively hinged with the lower end of the rotating rod and the lower hinged support, one end of the connecting plate is connected with the upper end of the rotating rod, and the other end of the connecting plate is hinged with the upper hinged support.

Furthermore, the upper end of the rotary sleeve is formed with an end face flange, an intermediate flange is fixed between the connecting plate and the rotating rod, one side end face of the intermediate flange is rotatably matched with one side end face of the end face flange, the upper surface of the intermediate flange is hinged with a locking clamping sheet body capable of rotating in a vertical plane, and a plurality of lock holes capable of being mutually embedded with the locking clamping sheet body are machined in the end face flange.

The embodiment of the invention has the beneficial effects that:

according to the mixing and transporting vehicle provided by the embodiment of the invention, the support frame is designed in a split mode, and comprises the upper feed hopper and the upper hopper part, the middle support roller part and the lower discharging groove part, sufficient feeding is realized through the feed hopper, sufficient and stable material leakage is realized through the support of the discharge hopper and the support roller, and then material guiding is performed through the discharging groove, so that the whole concrete mixing and outputting process is convenient and quick, and the discharge hopper can ensure small material leakage in a mode of half-coating the discharging end of the mixing tank.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic front view of a mixing truck according to an embodiment of the present invention;

FIG. 2 is a schematic right-view illustration of a mixing transport vehicle according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

fig. 4 is a schematic structural diagram of a discharge hopper provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a cleaning assembly according to an embodiment of the present invention.

Icon: 1-a frame body; 2-a discharge hopper; 3-a feed hopper; 4-a discharge chute; 5-stirring tank; 6-a speed reducer; 7-transporting the vehicle body; 8-a flange is rolled; 11-a seat body; 12-climbing an escalator; 13-positioning plate; 14-a strut; 15-supporting rolls; 16-a slewing mechanism; 21-a bucket body; 22-a discharge hole; 23-a feed port; 24-a rotating shaft; 25-a limit nut; 26-a drive roller; 27-an adjusting nut; 28-a flow guiding disc; 29-a sweeping wheel; 41-upper hinged support; 42-lower hinge base; 51-a support flange; 52-discharge port; 161-positioning seat; 162-swivel sleeve; 163-end face flange; 164-an intermediate flange; 165-locking card body; 166-keyhole; 167-a web; 168-rotating rod; 169-telescoping rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "parallel," "perpendicular," and the like do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 5, the novel mixing truck provided in this embodiment includes a truck body 7 and a mixing tank 5 rotatably mounted on the truck body 7, the truck body 7 is provided with a support frame for supporting one end of the mixing tank 5, the end of the mixing tank 5 is supported to a high place, the mixing tank 5 can be obliquely disposed on the truck body 7, and therefore the mixing tank 5 can achieve the purposes of mixing and discharging materials by forward and reverse rotation according to the design of the mixing blades therein. Specifically, the support frame includes support body 1, feeder hopper 3, play hopper 2 and blown down tank 4, and support body 1 includes the pedestal 11 and the support part on upper portion of lower part, and pedestal 11 installs on the bracket of transportation automobile body 7, and the support both sides are provided with climbing staircase 12 respectively to supply the staff to climb the operation. The top of the bracket is fixed with a positioning plate 13, the feed hopper 3 is fixed on the upper surface of the positioning plate 13 through a support rod 14, the discharge hopper 2 is detachably connected on the lower surface of the positioning plate 13 through a bolt, and the discharge end of the feed hopper 3 extends into a discharge port 52 of the stirring tank 5, so that sufficient and comprehensive feeding can be achieved. Go out hopper 2 including the bucket body 21 of cone form, this bucket body 21 one side processing has the feed port 23 that can inlay mutually with 5 discharge ends of agitator tank to the inner chamber that makes this play hopper 2 is connected with the discharge port 52 of agitator tank 5, thereby guarantees that the concrete mixes the material and can fully goes out to fall to in going out hopper 2, reduces the volume of leaking or leaking the material volume. The discharge chute 4 is rotatably connected with the seat body 11 of the frame body 1 through the rotary mechanism 16, so that the discharge chute 4 can rotate along the horizontal direction to achieve the purpose of directional discharging. Discharge chute 4 one end is located the below of the discharge opening 22 of hopper 2, and the other end downward sloping for whole ejection of compact process can go on spontaneously, and not only convenient and fast, the velocity of flow is steady moreover.

In addition, in order to make agitator tank 5 can transport automobile body 7 stationary rotation relatively, be provided with hydraulic motor subassembly (not shown) on the transportation automobile body 7, the decurrent one end of agitator tank 5 slope is passed through reduction gear 6 and is connected with hydraulic motor subassembly's output to realize that agitator tank 5 one end receives external force stationary rotation, agitator tank 5 slope makes progress one end and support body 1 and rotates and be connected, specifically, the rotatable backing roll 15 that is provided with in middle part of support body 1, backing roll 15 include roller seat and roll body, and the roller seat is installed on support body 1, and the roll body rotationally sets up on the roller seat, and the roll surface of roll body and agitator tank 5's tank wall roll cooperation can support agitator tank 5 and stabilize rotatoryly. In this embodiment, backing roll 15 has two sets ofly, and two sets of backing rolls 15 are located the both sides of agitator tank 5 respectively, the processing has round piping flange 8 on the jar wall of the one end that makes progress in the slope of agitator tank 5, piping flange 8 and backing roll 15 rolling contact to processing has the spacing groove that supplies piping flange 8 outer edge embedding on the roll surface of every group backing roll 15, thereby can reach the relatively stable rotation between piping flange 8 and the backing roll 15, and guarantee that whole agitator tank 5 strong and stability of support nature is high when rotating, in order to reach the purpose of stabilizing the ejection of compact.

In order to enable the discharge port 52 and the discharge hopper 2 to be stably clamped and embedded, the section of the feed hole 23 is in a tapered shape with a wide top and a narrow bottom, preferably in an inverted triangle or an inverted trapezoid shape, the upper side of the feed hole 23 penetrates through the upper side wall of the discharge hopper 2, a notch can be formed in the upper side wall of the discharge hopper 2, the discharge port 52 can be slowly clamped and embedded into the feed hole 23 from top to bottom, and therefore the feed hole 23 can be penetrated, the feed hole is communicated with the inner cavity of the discharge hopper 2, and the concrete mixing material can fully fall into the discharge hopper 2. Because whole agitator tank 5 adopts the form that the slope set up, concrete mixing material appears condensing the phenomenon that sticks together at discharge port 52 easily when the ejection of compact, in case condense become to stick together after with discharge port 52 with the overlap joint line between the agitator tank 5 jar wall of discharge port 52 department to make remaining concrete mixing material coalesce on agitator tank 5 along this line, cause the phenomenon of difficult clearance. Therefore, concrete mixing materials staying on the discharging port 52 need to be cleaned in time, at least one group of cleaning assemblies is arranged on the discharging hopper 2 at the lower edge of the discharging port 52 close to the stirring tank 5, and multiple groups of cleaning assemblies can be arranged according to the caliber size of the discharging port 52 to clean different positions of the discharging port 52 respectively.

Taking a single-group cleaning assembly as an example for explanation, the cleaning assembly includes a cleaning wheel 29 and a rotating shaft 24, one end of the rotating shaft 24 rotatably passes through the side wall of the discharge hopper 2 where the feeding hole 23 is located, the central axis of the rotating shaft 24 is parallel to the central axis of the stirring tank 5, the cleaning wheel 29 is fixedly sleeved at one end of the rotating shaft 24, and one end surface of one side of the cleaning wheel 29 is in contact with the end wall of the discharge port 52, so as to form a friction action between the cleaning wheel and the end wall of the discharge port 52 to a certain extent, so as to achieve the purpose of scraping the concrete mixture staying at the discharge port 52, in order to increase the interaction effect between the cleaning wheel 29 and the end wall of the discharge port 52, a driving roller 26 is fixedly sleeved at one end of the rotating shaft 24 far away from the cleaning wheel 29, the driving roller 26 is in a circular table shape, so that the roller surface of the driving roller 26 is rotatably matched with the tank wall of the stirring tank 5, when the stirring tank 5 rotates, the entire rotating shaft 24 can be driven by the driving roller 26, thereby realizing that the cleaning wheel 29 and the discharge port 52 rotate oppositely to increase the action effect between the two. The cleaning wheel 29 can be detached along with the rotating shaft or can be detached independently, so that the cleaning wheel is convenient to clean and maintain regularly.

In order to prevent a small part of concrete from condensing between the discharge port 52 and the wall of the stirring tank 5 close to the discharge port 52, the cleaning assembly further comprises a flow guide disc 28, the flow guide disc 28 is fixedly sleeved on the rotating shaft 24, the flow guide disc 28 and the cleaning wheel 29 are respectively positioned on two sides of the discharge port 52, the flow guide disc 28 is close to the other end wall of the discharge port 52, the gap is between 5mm and 15mm, the concrete mixing material can be guided, and the concrete mixing material is prevented from condensing between the discharge port 52 and the wall of the stirring tank 5 close to the discharge port 52. In order to adjust the fit degree between the cleaning wheel 29 and the discharge port 52, a supporting flange 51 is formed on the part of the stirring tank 5 close to the discharge port 52, one end of the rotating shaft 24 far away from the cleaning wheel 29 rotatably penetrates through the supporting flange 51, one end of the rotating shaft 24 far away from the cleaning wheel 29 is matched with a limiting nut 25, the limiting nut 25 is used for limiting the other end of the rotating shaft 24 and positioning the rotating shaft on the supporting flange 51, the mounting stability of the rotating shaft 24 is improved, and the stirring tank has high detachability. The rotating shaft 24 is matched with an adjusting nut 27, the adjusting nut 27 is positioned between the driving roller 26 and the side wall of the discharge hopper 2 where the feeding hole 23 is positioned, and the cleaning wheel 29 can be more tightly attached to the end wall of the discharge port 52 by screwing the adjusting nut 27.

In this embodiment, the rotating mechanism 16 includes an expansion link 169, a rotating rod 168 and a connecting plate 167, the middle of the frame body 1 is provided with a positioning seat 161, the positioning seat 161 is fixed with a vertical rotating sleeve 162, the rotating rod 168 is rotatably fitted in the rotating sleeve 162, two ends of the lower surface of the discharge chute 4 are respectively provided with an upper hinge base 41 and a lower hinge base 42, because the discharge chute 4 is obliquely arranged, the upper hinge base 41 and the lower hinge base 42 are respectively located at two ends of the discharge chute 4, the upper hinge base 41 is located above the lower hinge base 42, and the upper hinge base 41 and the lower hinge base 42 adopt a general pin hinge base. Two ends of the telescopic rod 169 are respectively hinged with the lower end of the rotating rod 168 and the lower hinge base 42, one end of the connecting plate 167 is connected with the upper end of the rotating rod 168, and the other end of the connecting plate is hinged with the upper hinge base 41. The entire revolving mechanism 16 can rotate relative to the revolving sleeve 162 following the rotating rod 168, so as to realize the horizontal rotation of the discharging chute 4, change the discharging direction and achieve the purpose of guiding material at the same time. In addition, the telescopic rod 169 can be an oil cylinder or an air cylinder, the telescopic rod 169 is controlled to stretch and retract, the inclination angle of the discharge chute 4 can be changed, the throwing distance of the concrete mixing material can be changed, the horizontal direction of the whole swing mechanism 16 can be changed at any time under the rotation of an operator, and the adjustment is quite convenient and rapid.

In order to ensure the stability of the entire swing mechanism 16 when the rotation direction of the discharging chute 4 does not need to be changed, an end flange 163 is formed at the upper end of the swing sleeve 162, an intermediate flange 164 is fixed between the connecting plate 167 and the rotating rod 168, and one side end surface of the intermediate flange 164 is rotatably matched with one side end surface of the end flange 163, i.e. the two end surfaces are engaged with each other in a surface-to-surface manner and can rotate relatively, which can be realized by adding balls or lubricating oil. The upper surface of the middle flange 164 is hinged with a locking card body 165 capable of rotating in a vertical plane, a plurality of locking holes 166 capable of being embedded with the locking card body 165 are processed on the end face flange 163, in the embodiment, the diameters of the middle flange 164 and the end face flange 163 are the same, a plurality of locking holes 166 are processed at the outer edges of the middle flange 164 and the end face flange 163, each locking hole 166 of the middle flange 164 corresponds to each locking hole 166 of the end face flange 163 one by one, two locking holes 166 above and below one are combined into a group, and all the locking holes 166 are uniformly distributed in the circumferential direction around the center of the middle flange 164 or the end face flange 163. The middle flange 164 is fixed with a convex body, the lock card body 165 is L-shaped, one end of the lock card body 165 is hinged with the convex body through a rotating pin, and the other end of the lock card body 165 can be embedded into any group of lock holes 166, so that the purpose of relatively fixing the connecting plate 167 and the rotary sleeve 162 is achieved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and procedures are omitted to avoid unnecessarily limiting the invention.

Claims

1. A stirring transport vehicle is characterized by comprising a transport vehicle body and a stirring tank which is rotatably installed on the transport vehicle body, wherein a support frame for supporting one end of the stirring tank is arranged on the transport vehicle body, the support frame comprises a frame body, a feed hopper, a discharge hopper and a discharge chute, the frame body is fixedly arranged on the transport vehicle body, a positioning plate is arranged at the top of the frame body, the feed hopper is fixed on the upper surface of the positioning plate through a support rod, a supporting roller is rotatably arranged in the middle of the frame body, a circle of edge rolling flange is processed on the tank wall of the stirring tank and is in rolling contact with the supporting roller, the discharge hopper is installed on the lower surface of the positioning plate, the discharge end of the feed hopper extends into the discharge port of the stirring tank, a feed hole which can be mutually clamped and embedded with the discharge end of the stirring tank is processed on one side of the discharge hopper, so that the inner cavity of the discharge hopper is connected with the discharge port of the stirring tank, the discharge chute is rotatably connected with the frame body through a swing mechanism, one end of the discharge chute is positioned below the discharge hole of the discharge hopper, and the other end of the discharge chute is inclined downwards;

the section of the feed hole is in a conical shape with a wide upper part and a narrow lower part, the upper side of the feed hole penetrates through the upper side wall of the discharge hopper, and a discharge port of the stirring tank penetrates through the feed hole and is communicated with the inner cavity of the discharge hopper;

be close to follow the department under the discharge port of agitator tank be provided with at least a set of subassembly that cleans on the play hopper, clean the subassembly including cleaning wheel and pivot, pivot one end is rotationally passed the feed port place go out the hopper lateral wall, just the axis of pivot with the axis of agitator tank is parallel to each other, the fixed suit of cleaning wheel is in pivot one end, just cleaning wheel a side end face with the end wall of discharge port contacts each other, the pivot is kept away from the fixed cover of one end of cleaning wheel is equipped with the drive roller, the roll surface of drive roller with the jar wall normal running fit of agitator tank.

2. The mixing and transporting vehicle as claimed in claim 1, wherein a hydraulic motor assembly is arranged on the transporting vehicle body, the mixing tank is arranged obliquely, one end of the mixing tank which is inclined downwards is connected with an output end of the hydraulic motor assembly through a speed reducer, and the rolling flange is arranged on the tank wall of one end of the mixing tank which is inclined upwards.

3. The mixing transport vehicle of claim 1, wherein escalators are provided on both sides of the frame body.

4. The mixing and transporting vehicle as claimed in claim 1, wherein there are two sets of the supporting rollers, the two sets of the supporting rollers are respectively located at two sides of the mixing tank, and a limiting groove for embedding the outer edge of the binding flange is processed on the surface of each set of the supporting rollers.

5. The mixer truck of claim 1 wherein the sweeping assembly further comprises a deflector fixedly mounted on the shaft, the deflector and the sweeping wheel being positioned on opposite sides of the discharge port.

6. The mixing and transporting vehicle as claimed in claim 1, wherein a supporting flange is formed on a portion of the mixing tank near the discharge port, one end of the rotating shaft away from the cleaning wheel rotatably penetrates through the supporting flange, a limiting nut is fitted on one end of the rotating shaft away from the cleaning wheel, and an adjusting nut is fitted on the rotating shaft and located between the driving roller and the side wall of the discharge hopper where the feed hole is located.

7. The mixing and transporting vehicle as claimed in claim 1, wherein the swing mechanism comprises a telescopic rod, a rotating rod and a connecting plate, a positioning seat is disposed at the middle part of the frame body, a vertical swing sleeve is disposed on the positioning seat, the rotating rod is rotatably fitted in the swing sleeve, an upper hinge seat and a lower hinge seat are respectively disposed at two ends of the lower surface of the discharge chute, two ends of the telescopic rod are respectively hinged with the lower end of the rotating rod and the lower hinge seat, one end of the connecting plate is connected with the upper end of the rotating rod, and the other end of the connecting plate is hinged with the upper hinge seat.

8. The mixing and transporting vehicle as claimed in claim 7, wherein an end flange is formed at the upper end of the rotary sleeve, an intermediate flange is fixed between the connecting plate and the rotary rod, one side end face of the intermediate flange is rotatably matched with one side end face of the end flange, the upper surface of the intermediate flange is hinged with a locking and clamping sheet body capable of rotating in a vertical plane, and a plurality of lock holes capable of being embedded with the locking and clamping sheet body are formed in the end flange.