CN218078316U

CN218078316U - Dust fall exhaust system for material crushing vehicle and material crushing vehicle

Info

Publication number: CN218078316U
Application number: CN202222407600.2U
Authority: CN
Inventors: 张清华; 刘伯祥; 张灿; 舒兴祖; 王亚祥
Original assignee: Changsha Zoomlion Environmental Industry Co Ltd
Current assignee: Changsha Zoomlion Environmental Industry Co Ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2022-12-20
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a dust fall exhaust system and comminuted car for comminuted car, a dust fall exhaust system for comminuted car includes the storage case, crushing apparatus and the subassembly of airing exhaust, crushing apparatus is including smashing the storehouse and arranging the reducing mechanism who smashes the storehouse in, first exhaust hole has been seted up to the bottom of smashing the storehouse, the reducing mechanism is used for smashing the material and will smash the material after in leading the storage case, the subassembly of airing exhaust is arranged in smashing the storehouse and is formed with the passageway of airing exhaust of intercommunication storage case and first exhaust hole, then follow the saw-dust that the air current flows and the fast processing of falling of the passageway of airing exhaust of dust through the subassembly of airing exhaust, can pile up subaerially smashing the storehouse below after deriving and smashing the storehouse, compare and set up the bleeder vent on the curb plate upper portion of storage case or the box top and carry out the scheme of airing exhaust, saw-dust and dust along with the air current diffusion all around have obviously been reduced, be favorable to the health of comminuted car operating personnel and peripheral pedestrian.

Description

Dust fall exhaust system for material crushing vehicle and material crushing vehicle

Technical Field

The utility model belongs to the technical field of the comminuted car, concretely relates to a dust fall exhaust system and comminuted car for the comminuted car.

Background

China has developed traffic networks and numerous gardens, and in order to prevent green plants on two sides of roads and in gardens from influencing traffic and public safety, the green plants on two sides of roads and in gardens need to be regularly trimmed, and garbage generated by the regular trimming process can be crushed and transported by a crushing vehicle. In the prior art, the air current that produces when smashing the device of crushing car carried the material that is smashed to the storage case airstreams through the bleeder vent on the curb plate upper portion of storage case or box top, and the diameter of bleeder vent is between 5mm ~ 30mm, and the in-process of inevitably airing exhaust has some saw-dust and dust to follow the air current and drift out from the bleeder vent, spreads all around to influence crushing car operating personnel and peripheral pedestrian's healthy.

SUMMERY OF THE UTILITY MODEL

To foretell defect or not enough, the utility model provides a dust fall exhaust system and comminuted car for comminuted car aims at solving saw-dust and follows the air current easily and discharge and to diffusion all around from the bleeder vent at the curb plate upper portion of storage case or box top, and lead to influencing the healthy technical problem of comminuted car operating personnel and peripheral pedestrian.

In order to achieve the above object, the utility model provides a dust fall exhaust system for comminuted car, wherein, a dust fall exhaust system for comminuted car includes: the device comprises a storage box, crushing equipment and an exhaust assembly; the crushing equipment comprises a crushing bin and a crushing device arranged in the crushing bin, wherein a first exhaust hole is formed in the bottom of the crushing bin, and the crushing device is used for crushing materials and guiding the crushed materials into a storage box; the air exhaust assembly is arranged in the crushing bin and is provided with an air exhaust channel communicated with the storage box and the first air exhaust hole.

The embodiment of the utility model provides an in, the quantity of the subassembly of airing exhaust is two, and two subassemblies of airing exhaust divide and locate reducing mechanism's both sides.

The embodiment of the utility model provides an in, smash the side that the storehouse is located the storage case to the pure cabin of powder is used for holding reducing mechanism's installation space and the storage space of storage case to separate through the division board, has seted up the second exhaust hole on the division board, and the subassembly of airing exhaust includes exhaust pipe and filter screen, and the filter screen corresponds the second exhaust hole and sets up on the division board, and the exhaust pipe is arranged in and is smashed the storehouse and form the passageway of airing exhaust that communicates first exhaust hole and second exhaust hole.

The embodiment of the utility model provides an in, still set up the pay-off mouth that supplies reducing mechanism's discharge gate to stretch into the storage incasement on the division board, dust fall exhaust system is still including being located the storage incasement and overlapping the dust keeper who locates the reducing mechanism outside, dust keeper's one end and pay-off mouth butt joint, dust keeper's the other end and reducing mechanism's discharge gate butt joint.

The embodiment of the utility model provides an in, the bore of pay-off mouth is greater than the bore of reducing mechanism's discharge gate.

The embodiment of the utility model provides an in, the division board sets up on smashing the storehouse to be provided with the sealing strip on division board and the storage case lapped position, the top junction department of smashing storehouse and storage case is provided with the closing plate.

The embodiment of the utility model provides an in, reducing mechanism rotationally installs the rotatory ejection of compact subassembly on the rubbing crusher including arranging the rubbing crusher in smashing the storehouse and corresponding rubbing crusher's discharge gate in, and the rubbing crusher is used for smashing the material to make the material after smashing in rotatory ejection of compact subassembly direction storage case.

The embodiment of the utility model provides an in, rotatory ejection of compact subassembly includes adapter sleeve, electric putter and discharging pipe, and the adapter sleeve corresponds the discharge gate of rubbing crusher and rotationally installs on rubbing crusher, and rubbing crusher's one end and discharging pipe butt joint are kept away from to the adapter sleeve, and the one end direction storage case of adapter sleeve is kept away from to the discharging pipe, and electric putter is connected with the adapter sleeve to be used for promoting the adapter sleeve and rotate on rubbing crusher.

The embodiment of the utility model provides an in, be provided with discharge apparatus in the storage case, discharge apparatus is formed with towards the tilt plane that smashes the storehouse and set up, and the tilt plane is used for setting up perpendicularly with the parabola that the material of reducing mechanism direction storage case formed.

In order to realize the above object, the utility model also provides a comminuted car, wherein, comminuted car includes according to above a dust fall exhaust system for comminuted car.

Through the technical scheme, the embodiment of the utility model provides a dust fall exhaust system for comminuted car has following beneficial effect:

when the dust fall exhaust system is used by a material crushing vehicle, the dust fall exhaust system comprises a storage box, crushing equipment and an exhaust assembly, a crushing device of the crushing equipment is used for crushing materials and guiding the crushed materials into the storage box, a first exhaust hole is formed in the bottom of a crushing bin, the exhaust assembly is arranged in the crushing bin and is provided with an exhaust channel communicated with the storage box and the first exhaust hole, when the crushed materials are guided into the storage box by the crushing device, the exhaust assembly arranged in the crushing bin can guide airflow guided into the storage box from the first exhaust hole to an external space below the crushing bin, wood dust and dust flowing along the airflow are subjected to speed reduction treatment through the exhaust channel of the exhaust assembly, the wood dust and the dust can be accumulated on the ground below the crushing bin after the crushed materials are guided out, and compared with the scheme that the air vents are formed in the upper part of a side plate of the storage box or in the top of the box body for exhausting, the diffusion of the wood dust and the dust along with the airflow is obviously reduced, and the health of operators and surrounding pedestrians of the crushing vehicle and surrounding pedestrians.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide an understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention, but do not constitute a limitation of the invention. In the drawings:

fig. 1 is a schematic structural view of a crushing vehicle according to an embodiment of the present invention;

fig. 2 is a schematic view of a part of a dust settling and air exhausting system according to an embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of the partition plate facing the storage bin;

fig. 4 is a schematic structural view of a crushing apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a dust removing device according to an embodiment of the present invention.

Description of the reference numerals

1. Storage case 2 crushing apparatus

21. Crushing bin 211 first exhaust hole

212. Partition plate 213 feed port

214. Sealing strip 22 reducing mechanism

221. Shredder 222 rotating discharge assembly

223. Connecting sleeve 224 electric push rod

225. Discharging pipe 3 air exhaust assembly

31. Exhaust pipe 32 filter screen

4. Dustproof device 5 discharging device

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The utility model discloses a dust fall exhaust system and comminuted car for comminuted car is described below with reference to the figure.

As shown in fig. 1 and 2, the utility model provides a dust fall exhaust system for comminuted car, wherein, a dust fall exhaust system for comminuted car includes:

a material storage box 1;

the crushing device 2 comprises a crushing bin 21 and a crushing device 22 arranged in the crushing bin 21, a first exhaust hole 211 is formed in the bottom of the crushing bin 21, and the crushing device 22 is used for crushing materials and guiding the crushed materials into the storage box 1;

and the air exhaust component 3 is arranged in the crushing bin 21 and is provided with an air exhaust channel communicated with the storage box 1 and the first air exhaust hole 211.

When the dust-fall exhaust system is used for a material crushing vehicle, the dust-fall exhaust system comprises a storage box 1, a crushing device 2 and an exhaust assembly 3, a crushing device 22 of the crushing device 2 is used for crushing materials and guiding the crushed materials into the storage box 1, a first exhaust hole 211 is formed in the bottom of the crushing bin 21, the exhaust assembly 3 is arranged in the crushing bin 21 and is provided with an exhaust channel communicated with the storage box 1 and the first exhaust hole 211, when the crushing device 22 guides the crushed materials into the storage box 1, the exhaust assembly 3 arranged in the crushing bin 21 can guide airflow guided into the storage box 1 from the exhaust hole 211 to an external space below the crushing bin 21, sawdust and dust flowing along with the airflow is subjected to speed reduction treatment through the exhaust channel of the exhaust assembly 3 and can be accumulated on the ground below the crushing bin 21 after the crushed material is guided out from the crushing bin 21, compared with a scheme that the exhaust holes are formed in the upper portion of a side plate of the storage box 1 or the top of the box body for exhausting, the sawdust and the dust can be obviously reduced from diffusing along with the airflow, and the diffusion of the dust around, thereby being beneficial to operators of the crushing vehicle and the health of the surrounding people and the operators and the surrounding.

Specifically, the bottom of the pulverization chamber 21 may be a bottom plate of the pulverization chamber 21, or may be a bottom of a side plate of the pulverization chamber 21, that is, the bottom plate of the pulverization chamber 21 or the bottom of the side plate of the pulverization chamber 21 is provided with the first exhaust hole 211.

Referring to fig. 2, in the embodiment of the present invention, the number of the air exhaust assemblies 3 may be two, and two air exhaust assemblies 3 are respectively disposed on two sides of the crushing device 22. Specifically, reducing mechanism 22 sets up between two parties, can so that the material after smashing piles up and can not be partial to one side to both sides from the intermediate position of storage case 1 gradually, and the quantity of the subassembly 3 of airing exhaust simultaneously is two, divides the both sides of locating reducing mechanism 22, then can also guarantee the equilibrium that the both sides air current in the storage case 1 flows when improving exhaust ventilation ability. Specifically, the bottom plate of the crushing bin 21 is opened with two first exhaust holes 211 corresponding to the two exhaust assemblies 3. Of course the utility model discloses be not limited to, the quantity of the subassembly 3 of airing exhaust can carry out corresponding setting according to the actual demand.

Referring to fig. 1 to 3, in the embodiment of the present invention, the pulverizing bin 21 is located at the side of the storage box 1, preferably, the pulverizing bin 21 is located at the rear of the storage box 1, and the installation space of the pulverizing chamber 21 for accommodating the pulverizing device 22 is separated from the storage space of the storage box 1 by the partition plate 212, the partition plate 212 is provided with a second exhaust hole, the exhaust assembly 3 includes an exhaust pipe 31 and a filter screen 32, the filter screen 32 is disposed on the partition plate 212 corresponding to the second exhaust hole, and the exhaust pipe 31 is disposed in the pulverizing bin 21 and forms an exhaust channel communicating the first exhaust hole 211 with the second exhaust hole. The air current that is mingled with saw-dust and dust is through the outside in-process of 3 direction of airing exhaust, can be earlier through the filter effect of filter screen 32, and filter screen 32 can prevent partial saw-dust and dust to continue to flow along with the air current for partial saw-dust and dust stop on filter screen 32, reach and reduce outside saw-dust and the dust of direction. Specifically, the pulverizing bin 21 is disposed behind the storage box 1, and the second exhaust hole is opened at the upper end of the partition plate 212, so that the length of the exhaust duct 31 can be extended as much as possible, and the length of the exhaust duct 31 can be extended, thereby further reducing the speed of the air flow mixed with wood chips and dust. Further, in the present embodiment, the speed of the air flow reaching the ground after passing through the filter screen 32 and the exhaust duct 31 is less than 3m/s, and the wood chips and dust entrained in the air flow can smoothly fall onto the ground.

Referring to fig. 2, fig. 3 and fig. 5, in the embodiment of the present invention, the division plate 212 is further provided with a feeding port 213 for the discharge port of the pulverizing device 22 to extend into the storage box 1, the dust-settling exhaust system further comprises a dust-proof device 4 located in the storage box 1 and sleeved outside the pulverizing device 22, one end of the dust-proof device 4 is butted with the feeding port 213, and the other end of the dust-proof device 4 is butted with the discharge port of the pulverizing device 22. Then dock with pay-off mouth 213 on the division board 212 and the discharge gate that stretches into the reducing mechanism 22 in the storage case 1 respectively through the both ends of dust keeper 4, can realize carrying out closed pay-off to the material after smashing, avoid the material after smashing to carry out the escape in smashing the storehouse for smash and keep a clean operational environment in the storehouse 21, reduced because smash the storehouse 21 in saw-dust and dust pile up too much the cleaning cost of labor who brings. Specifically, the dust-proof device 4 may be preferably a dust-proof cloth cover, both ends of which are provided with pressing plates for connection, which can effectively cover the discharge port of the crushing device 22 and the gap between the feeding ports 213 of the partition plates 212 and intercept wood chips and dust. Of course, the present invention is not limited to this, and the dust-proof material of the dust-proof device 4 is not limited to the dust-proof cloth cover, and other materials capable of playing a dust-proof role may be selected.

As shown in fig. 5, in the embodiment of the present invention, the diameter of the feeding port 213 is larger than the diameter of the discharging port of the crushing device 22. Correspondingly, the cross-sectional area of the dustproof channel formed by the dustproof device 4 is gradually reduced from the feeding port 213 on the partition plate 212 to the discharge port of the crushing device 22, the wide-mouth end of the dustproof device 4 is connected with the feeding port 213 on the partition plate 212, the narrow-mouth end of the dustproof device 4 is connected with the discharge port of the crushing device 22, on one hand, the discharge port of the crushing device 22 can be conveniently extended into the storage box 1, and on the other hand, the dustproof device 4 can be conveniently sleeved outside the crushing device 22 for dustproof connection.

Referring to fig. 2 and fig. 3 again, in the embodiment of the present invention, the partition plate 212 is disposed on the pulverizing bin 21, and a sealing strip 214 is disposed at the overlapping position of the partition plate 212 and the storage box 1, and a sealing plate is disposed at the joint of the top of the pulverizing bin 21 and the storage box 1. The sealing strips 214 and the sealing plates can form a relatively sealed space for the crushing bin 21, and even if wood chips and dust escape into the crushing bin 21, the wood chips and the dust are not scattered to the external environment.

As shown in fig. 2 and 4, in the embodiment of the present invention, the crushing device 22 includes a crusher 221 disposed in the crushing bin 21 and a rotary discharging assembly 222 rotatably mounted on the crusher 221 corresponding to a discharging port of the crusher 221, the crusher 221 is configured to crush the material, and the crushed material is guided into the storage box 1 through the rotary discharging assembly 222. Specifically, rubbing crusher 221 chooses the drum mill, rubbing crusher 221's crushing rotor is by crushing roller motor drive, rubbing crusher 221's feed roller is by feed roller motor drive, rubbing crusher 221 carries the storage case 1 to the material after smashing through the mode that the centrifugal force of the high-speed rotation of crushing rotor and the scraper blade of smashing the installation on the rotor combine together, rotatory ejection of compact subassembly 222 rotationally installs in rubbing crusher 221's discharge gate, then at the in-process of leading the material after smashing to storage case 1 with rubbing crusher 221, can rotate rotatory ejection of compact subassembly 222, with the discharge gate position and the direction that change reducing mechanism 22, make the saw-dust in the storage case 1 distribute more evenly.

The embodiment of the utility model provides an in, rotatory ejection of compact subassembly 222 includes adapter sleeve 223, electric putter 224 and discharging pipe 225, the discharge gate that adapter sleeve 223 corresponds rubbing crusher 221 is rotationally installed on rubbing crusher 221, the one end that rubbing crusher 221 was kept away from to adapter sleeve 223 docks with discharging pipe 225, the one end direction storage case 1 of adapter sleeve 223 is kept away from to discharging pipe 225, electric putter 224 is connected with adapter sleeve 223, and be used for promoting adapter sleeve 223 and rotate on rubbing crusher 221. Specifically, a protruding connecting portion is arranged on the connecting sleeve 223, the connecting portion of the connecting sleeve 223 is connected with the telescopic end of the electric push rod 224 through a pin shaft, the connecting sleeve 223 is connected with the discharging pipe 225 through a flange, the electric push rod 224 is controlled to perform telescopic motion, the connecting sleeve 223 and the discharging pipe 225 can be driven to rotate, and the rotation angle of the discharging pipe 225 can be controlled by controlling the stroke displacement of the telescopic motion of the electric push rod 224.

Referring again to fig. 1, in the embodiment of the present invention, a discharging device 5 is disposed in the storage box 1, the discharging device 5 is formed with an inclined plane facing the crushing bin 21, and the inclined plane is perpendicular to a parabola formed by the material guided to the storage box 1 by the crushing device 22. Specifically, when the material crushing operation is performed, the discharging device 5 in the storage box 1 is located at one end of the storage box 1 far away from the crushing bin 21, that is, when the crushing bin 21 is located at the rear side of the storage box 1, the discharging device 5 is located at the front end of the storage box 1, and the material spraying principle adopted by the crushing device 22 is that the crushed material is conveyed into the storage box 1 by the centrifugal force generated by the high-speed rotation of the crushing knife roll and the mode of combining the scrapers installed on the crushing knife roll, the parabola, which is used for conveying the crushed material from the discharge port of the crushing device 22 to the front end of the storage box 1, is just fallen on the inclined plane of the discharging device 5 facing the crushing bin 21, the air flow generated by the mode is small, so that the solution of air flow driving and dust diffusion is facilitated from the wood chips, and in order to make the parabola formed by the crushed material just fall on the inclined plane of the discharging device 5, the inclined plane should be perpendicular to the front end of the parabola formed by the crushed material.

Additionally, the embodiment of the utility model provides a still provide a material crushing car, wherein, material crushing car includes according to above a dust fall exhaust system for material crushing car. Because the material crushing vehicle adopts all the technical schemes of the above embodiments, all the beneficial effects brought by the technical schemes of the above embodiments are at least achieved, and are not repeated herein.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a dust fall exhaust system for comminuted vehicle which characterized in that, dust fall exhaust system includes:

a material storage box (1);

the crushing equipment (2) comprises a crushing bin (21) and a crushing device (22) arranged in the crushing bin (21), wherein a first exhaust hole (211) is formed in the bottom of the crushing bin (21), and the crushing device (22) is used for crushing materials and guiding the crushed materials into the storage box (1);

and the air exhaust component (3) is arranged in the crushing bin (21) and is provided with an air exhaust channel communicated with the storage box (1) and the first air exhaust hole (211).

2. A dust fall exhaust system for a material crushing vehicle according to claim 1, characterized in that the number of the exhaust assemblies (3) is two, and the two exhaust assemblies (3) are respectively arranged at two sides of the crushing device (22).

3. The dust fall exhaust system for the material crushing vehicle according to claim 1, wherein the crushing bin (21) is located at a side of the storage box (1), an installation space of the crushing bin (21) for accommodating the crushing device (22) is separated from a storage space of the storage box (1) by a partition plate (212), a second exhaust hole is formed in the partition plate (212), the exhaust assembly (3) comprises an exhaust pipe (31) and a filter screen (32), the filter screen (32) is arranged on the partition plate (212) corresponding to the second exhaust hole, and the exhaust pipe (31) is arranged in the crushing bin (21) and forms the exhaust channel for communicating the first exhaust hole (211) with the second exhaust hole.

4. The dust-settling and air-exhausting system for the material crushing vehicle as claimed in claim 3, wherein a material feeding port (213) through which the material outlet of the crushing device (22) extends into the material storage tank (1) is further formed in the partition plate (212), the dust-settling and air-exhausting system further comprises a dust-proof device (4) which is positioned in the material storage tank (1) and sleeved outside the crushing device (22), one end of the dust-proof device (4) is in butt joint with the material feeding port (213), and the other end of the dust-proof device (4) is in butt joint with the material outlet of the crushing device (22).

5. The dust fall exhaust system for the material crushing vehicle according to claim 4, wherein the caliber of the feeding port (213) is larger than the caliber of the discharge port of the crushing device (22).

6. A dust-settling and air-exhausting system for a material crushing vehicle according to claim 3, wherein the partition plate (212) is arranged on the crushing bin (21), a sealing strip (214) is arranged at the position where the partition plate (212) is overlapped with the storage box (1), and a sealing plate is arranged at the joint of the tops of the crushing bin (21) and the storage box (1).

7. A dust fall exhaust system for a material crushing vehicle according to any one of claims 1 to 6, characterized in that the crushing device (22) comprises a crusher (221) arranged in the crushing bin (21) and a rotary discharging assembly (222) rotatably mounted on the crusher (221) corresponding to the discharging port of the crusher (221), the crusher (221) is used for crushing the material and guiding the crushed material into the storage bin (1) through the rotary discharging assembly (222).

8. The dust fall exhaust system for the material crushing vehicle according to claim 7, wherein the rotary discharging component (222) comprises a connecting sleeve (223), an electric push rod (224) and a discharging pipe (225), the connecting sleeve (223) is rotatably mounted on the crusher (221) corresponding to the discharging port of the crusher (221), one end of the connecting sleeve (223) far away from the crusher (221) is butted with the discharging pipe (225), one end of the discharging pipe (225) far away from the connecting sleeve (223) is guided to the storage tank (1), and the electric push rod (224) is connected with the connecting sleeve (223) and used for pushing the connecting sleeve (223) to rotate on the crusher (221).

9. A dust fall exhaust system for a material crushing vehicle according to any one of claims 1 to 6, characterized in that a discharge device (5) is arranged in the storage bin (1), the discharge device (5) being formed with an inclined plane arranged facing the crushing bin (21), the inclined plane being arranged perpendicular to a parabola formed by the material guided by the crushing device (22) into the storage bin (1).

10. A material crushing truck characterized in that it comprises a dust fall exhaust system for a material crushing truck according to any one of claims 1 to 9.