CN211142943U - Suction nozzle and vehicle - Google Patents

Abstract

The utility model discloses a suction nozzle and vehicle, suction nozzle includes: a body portion and a crushing blade. The body part is provided with a suction port for sucking garbage; the crushing blade is provided at the bottom of the body part, and the crushing blade includes: a rotating shredding blade and a stationary shredding blade, the rotating shredding blade rotatable relative to the body portion to enable the rotating shredding blade to shred refuse in cooperation with the stationary shredding blade. From this, through setting up rotatory crushing blade and fixed crushing blade, before rubbish is inhaled the dustbin, can promote the crushing effect to rubbish, can prevent effectively that rubbish from blockking up the suction opening to can solve the problem that rubbish blockked up the suction opening better.

Description

Suction nozzle and vehicle

Technical Field

The utility model belongs to the technical field of rubbish cleans and specifically relates to a suction nozzle and have vehicle of this suction nozzle is related to.

Background

At present, the vehicle that cleans rubbish on the road passes through the air of fan absorption dustbin in, makes the interior gas pressure of dustbin reduce, and the rubbish of vehicle below is inhaled the dustbin under the effect of pressure, but, the size of rubbish is some great relatively, and rubbish is inhaled the in-process of dustbin, and rubbish blocks up the rubbish import easily.

Among the correlation technique, before rubbish was inhaled into the dustbin, current vehicle was through setting up a crushing blade and is smashed rubbish, solved rubbish and block up the problem of rubbish import, however, crushing blade is not good crushing rubbish's effect, leads to rubbish import also to block up easily, can not solve the problem that rubbish blockked up rubbish import well.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a suction nozzle, this suction nozzle can promote the crushing effect to rubbish, can prevent effectively that rubbish from blockking up the suction opening.

The utility model discloses a vehicle is further proposed.

According to the utility model discloses a suction nozzle includes: a body part provided with a suction port for sucking garbage; a crushing blade provided at a bottom of the body part, the crushing blade including: a rotating shredding blade and a stationary shredding blade, the rotating shredding blade rotatable relative to the body portion to enable the rotating shredding blade to shred refuse in cooperation with the stationary shredding blade.

According to the utility model discloses a suction nozzle through setting up rotatory crushing blade and fixed crushing blade, before rubbish is sucked the dustbin, can promote the crushing effect to rubbish, can prevent effectively that rubbish from blockking up the suction opening to can solve the problem that rubbish blockked up the suction opening better.

In some examples of the invention, the body portion defines an installation cavity, the fixed crushing blade is fixedly disposed on an inner wall surface of the installation cavity, and the rotary crushing blade is rotatably disposed on the installation cavity.

In some examples of the present invention, the fixed crushing blade includes at least one sub-fixed crushing blade, the inner wall surface of the installation cavity has a front inner wall surface and a rear inner wall surface, and the sub-fixed crushing blade is provided to the front inner wall surface and/or the rear inner wall surface; the rotary crushing blade comprises at least one sub-rotary crushing blade, the sub-rotary crushing blade is rotatably arranged in the mounting cavity, and the sub-rotary crushing blade can be matched with the sub-fixed crushing blade to crush the garbage.

In some examples of the present invention, the nozzle further comprises: and the mounting plate is arranged on the inner wall surface of the front side and/or the inner wall surface of the rear side through bolts, and the sub-fixed crushing blade is arranged on the mounting plate.

In some examples of the invention, the mounting plate extends along a length direction of the mounting cavity; the number of the sub-fixed crushing blades is multiple, the number of the sub-rotary crushing blades is multiple, and the sub-fixed crushing blades correspond to the sub-rotary crushing blades one to one; the sub-fixed crushing blade and the sub-rotary crushing blade are both made of steel.

In some examples of the present invention, the nozzle further comprises: drive division and drive shaft, drive division with drive shaft connection, the drive shaft rotationally set up in the installation cavity, rotatory crushing blade set up in the periphery wall of drive shaft, the drive shaft can drive rotatory crushing blade rotates.

In some examples of the present invention, the nozzle further comprises: a fixing plate fixed to the driving shaft, at least one end of the fixing plate being provided with the sub-rotary crushing blade; the middle part of the fixed plate is provided with a mounting hole, and the driving shaft passes through the mounting hole and then is fixed with the fixed plate.

In some examples of the invention, the fixing plate has a first connecting hole perpendicular to the axis direction of the driving shaft, the driving shaft has a second connecting hole along the radial direction, and the fixing plate is fixedly connected with the driving shaft by a bolt passing through the first connecting hole and the second connecting hole.

In some examples of the present invention, projections of adjacent two of the rotary crushing blades have an included angle in a length direction of the driving shaft.

According to the utility model discloses a vehicle, including foretell suction nozzle.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a bottom view of a suction nozzle according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

figure 3 is a side view of a suction nozzle according to an embodiment of the present invention.

Reference numerals:

a suction nozzle 10;

a body part 1; a suction port 11; a mounting cavity 12; an inner wall surface 13; a front inner wall surface 14; a rear inner wall surface 15;

a crushing blade 2;

a rotary crushing blade 21; sub-rotating crushing blades 211;

a fixed crushing blade 22; the sub-stationary milling blade 221;

a drive section 3; a drive shaft 31;

a flow guide plate 4; a mounting plate 5; a bearing seat 6; and a fixing plate 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A mouthpiece 10 according to an embodiment of the present invention is described below with reference to FIGS. 1-3.

As shown in fig. 1-3, a mouthpiece 10 according to an embodiment of the present invention includes: a body portion 1 and a crushing blade 2. The body portion 1 is provided with a suction opening 11 for sucking refuse, the suction opening 11 being communicable with a refuse bin into which refuse can be sucked through the suction opening 11. The crushing blade 2 is provided at the bottom of the main body 1, and the crushing blade 2 is provided below the main body 1. The crushing blade 2 may include: a rotary crushing blade 21 and a fixed crushing blade 22, the rotary crushing blade 21 being rotatable with respect to the body portion 1 so that the rotary crushing blade 21 can crush the garbage in cooperation with the fixed crushing blade 22.

When the suction nozzle 10 is used for cleaning garbage on a road surface, for example: when suction nozzle 10 cleans the fallen leaves on the road surface, under the effect of negative pressure in the dustbin, the fallen leaves move to suction opening 11 department, in the fallen leaves move to suction opening 11 department in-process, because rotatory crushing blade 21 rotates, fixed crushing blade 22 does not rotate, when rotatory crushing blade 21 is rotatory, rotatory crushing blade 21 and fixed crushing blade 22 can contact with the fallen leaves simultaneously, rotatory crushing blade 21 and fixed crushing blade 22 can smash the fallen leaves simultaneously, thereby can promote the crushing effect to rubbish, the fallen leaves after being smashed are inhaled the dustbin, can prevent that the fallen leaves from blockking up suction opening 11, thereby can solve the problem that rubbish blockked up suction opening 11 better, and then can promote the effect of cleaning of suction nozzle 10.

Therefore, by arranging the rotary crushing blade 21 and the fixed crushing blade 22, before the garbage is sucked into the garbage can, the crushing effect on the garbage can be improved, the garbage can be effectively prevented from blocking the suction port 11, and the problem that the garbage blocks the suction port 11 can be better solved.

In some embodiments of the present invention, as shown in fig. 1, the crushing blade 2 can be disposed in the front side of the suction port 11, it should be noted that the crushing blade 2 can be disposed in the front of the suction port 11, the crushing blade 2 can also be disposed in the oblique front of the suction port 11, before the garbage is sucked into the garbage can from the suction port 11, the garbage can be guaranteed to be crushed by the crushing blade 2 before being sucked into the garbage can, and the suction port 11 can be further prevented from being blocked by the garbage, so that the garbage can be smoothly sucked into the garbage can. However, the present invention is not limited thereto, and the crushing blade 2 may be disposed at any position of the bottom of the body portion 1.

In some embodiments of the present invention, the rotary crushing blade 21 is rotatably disposed on the body portion 1 around the horizontal rotation axis, and it should be noted that the arrangement direction of the horizontal rotation axis may be the left-right direction in fig. 1, before the garbage is sucked into the garbage can from the suction port 11, the arrangement enables the crushing blade 2 to crush the garbage better, and can further prevent the garbage from blocking the suction port 11, so that the garbage can be further smoothly sucked into the garbage can.

The utility model discloses an in some embodiments, rotatory crushing blade 21 can be arranged along the horizontal rotation axis direction, so set up the area of arranging that can increase rotatory crushing blade 21, in unit interval, can make crushing blade 2 smash more rubbish to can promote the crushing efficiency to rubbish, and then can save the suction nozzle 10 and clean the required time of rubbish.

In some embodiments of the present invention, as shown in fig. 1, the body portion 1 can define the installation cavity 12, the fixed crushing blade 22 is fixedly disposed on the inner wall surface 13 of the installation cavity 12, and the rotary crushing blade 21 is rotatably disposed in the installation cavity 12, wherein the fixed crushing blade 22 and the rotary crushing blade 21 are simultaneously disposed in the installation cavity 12, so that the fixed crushing blade 22 and the rotary crushing blade 21 can simultaneously crush garbage, and the fixed crushing blade 22 and the rotary crushing blade 21 can be conveniently cooperated to crush garbage.

In some embodiments of the present invention, as shown in fig. 1, the fixed shredding blade 22 may include at least one sub-fixed shredding blade 221, that is, the fixed shredding blade 22 includes more than one sub-fixed shredding blade 221, for example: the fixed crushing blade 22 includes a sub fixed crushing blade 221, the inner wall surface 13 of the mounting cavity 12 has a front inner wall surface 14 and a rear inner wall surface 15, and the sub fixed crushing blade 221 is disposed on the front inner wall surface 14 and/or the rear inner wall surface 15, it should be explained that the sub fixed crushing blade 221 may be disposed only on the front inner wall surface 14, the sub fixed crushing blade 221 may be disposed only on the rear inner wall surface 15, and the sub fixed crushing blade 221 may be disposed on both the front inner wall surface 14 and the rear inner wall surface 15.

Also, the rotary crushing blade 21 may include at least one sub rotary crushing blade 211, that is, the rotary crushing blade 21 includes the sub rotary crushing blades 211 in a number of one or more, for example: the rotary crushing blade 21 comprises a sub-rotary crushing blade 211, the sub-rotary crushing blade 211 is rotatably arranged in the mounting cavity 12, and when the suction nozzle 10 cleans garbage, the sub-rotary crushing blade 211 can be matched with the sub-fixed crushing blade 221 to crush the garbage in the rotating process.

In some embodiments of the present invention, as shown in fig. 1 and 2, the mouthpiece 10 may further include: the mounting plate 5, the mounting plate 5 may be disposed on the front inner wall surface 14 and/or the rear inner wall surface 15 by bolts, it is also understood that the mounting plate 5 is mounted on the front inner wall surface 14 and/or the rear inner wall surface 15, and the sub-fixed crushing blade 221 may be disposed on the mounting plate 5, for example: the sub-fixed crushing blade 221 is installed together with the installation plate 5 by bolts, so that the sub-fixed crushing blade 221 can be reliably installed in the installation cavity 12, the position of the sub-fixed crushing blade 221 can be prevented from moving, the position stability of the sub-fixed crushing blade 221 can be improved, and the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211 can be better matched to work.

In some embodiments of the present invention, as shown in fig. 1 and fig. 2, the mounting plate 5 may be arranged along the length direction of the mounting cavity 12, and the extending direction of the mounting plate 5 is the same as the extending direction of the horizontal rotation axis, so as to ensure the crushing effect of the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211.

In some embodiments of the present invention, as shown in fig. 1, the sub-stationary milling blade 221 may be provided in plural, and the sub-rotary milling blade 211 may also be provided in plural, the number of the sub-stationary milling blades 221 may be equal to the number of the sub-rotary milling blades 211, the plurality of sub-stationary milling blades 221 and the plurality of sub-rotary milling blades 211 are provided in one-to-one correspondence, it should be noted that the number of the sub-stationary milling blades 221 and the number of the sub-rotary milling blades 211 may be the same, one sub-stationary milling blade 221 cooperates with one sub-rotary milling blade 211, and, the plurality of sub rotary crushing blades 211 and the plurality of sub fixed crushing blades 221 are arranged at intervals in the horizontal rotation axis direction, when the suction nozzle 10 is used for cleaning garbage, a sub-fixed crushing blade 221 is matched with a sub-rotary crushing blade 211 to crush the garbage together, so that the crushing effect on the garbage can be ensured.

In some embodiments of the utility model, the sub-fixed crushing blade 221 is parallel with the sub-rotary crushing blade 211, and the sub-rotary crushing blade 211 can be perpendicular to drive shaft 31, so set up and to make the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211 cooperate better to shred rubbish, can guarantee the operational reliability of the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211.

In some embodiments of the utility model, along the length direction of installation cavity 12, the left and right directions in fig. 1, the spacing distance of the fixed crushing blade 221 of adjacent son and the rotatory crushing blade 211 of son is 2-4mm, preferably, the spacing distance of the fixed crushing blade 221 of adjacent son and the rotatory crushing blade 211 of son is 3mm, so set up and to make the fixed crushing blade 221 of son and the rotatory crushing blade 211 of son cooperate better and smash rubbish, can guarantee to smash rubbish, thereby can promote the working property of suction nozzle 10, and then can make the spacing distance of the fixed crushing blade 221 of son and the rotatory crushing blade 211 of son more reasonable. However, the present invention is not limited thereto, and the distance between the sub-fixed pulverizing blades 221 and the sub-rotary pulverizing blades 211 may be set to other values according to actual conditions.

In some embodiments of the present invention, the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211 can be made of steel, and it should be noted that the sub-fixed crushing blade 221 and the sub-rotary crushing blade 211 can be made of high strength steel, for example: the sub-fixed pulverizing blade 221 and the sub-rotary pulverizing blade 211 are manufactured of Cr12Mov, and thus are provided to improve the rigidity and strength of the pulverizing blade 2, wherein when the suction nozzle 10 cleans the garbage on the road surface, some of the garbage on the road surface is hard, for example: hard objects such as the stone on the road surface, when smashing hard objects such as 2 crushing stones of blade, can reduce the 2 impaired risks of crushing blade, also can reduce crushing blade 2's deflection, thereby can prolong crushing blade 2's life, and, crushing blade 2 also can smash hard objects such as stone, can make hard objects such as stone siphoned into dustbin, thereby can further promote the ability of cleaning of suction nozzle 10 to the road surface, and then can make the road surface of being swept by suction nozzle 10 cleaner.

In some embodiments of the present invention, as shown in fig. 1, the mouthpiece 10 may further include: the driving part 3 and drive shaft 31, the driving part 3 can be set up to hydraulic motor or motor, the quantity more than or equal to one of driving part 3, driving part 3 is connected with drive shaft 31, drive shaft 31 rotationally sets up in installation cavity 12, rotatory crushing blade 21 sets up in the periphery wall of drive shaft 31, drive shaft 31 can drive rotatory crushing blade 21 and rotate. Specifically, the driving portion 3 is used for driving the driving shaft 31 to rotate, the driving shaft 31 can drive the rotary crushing blade 21 to rotate in the rotating process, when the suction nozzle 10 cleans garbage, the driving portion 3 drives the rotary crushing blade 21 to rotate at a high speed, and the rotary crushing blade 21 crushes the garbage in the high-speed rotating process, so that the work purpose of crushing the garbage can be realized.

In some embodiments of the present invention, as shown in fig. 1 and fig. 2, the driving shaft 31 can be installed in the installation cavity 12 through the bearing seat 6, so that the driving shaft 31 can be reliably installed in the installation cavity 12, and the driving shaft 31 can normally rotate, thereby ensuring the purpose of driving the rotary crushing blade 21 to rotate.

In some embodiments of the present invention, as shown in fig. 2, the mouthpiece 10 may further include: the fixed plate 7, the fixed plate 7 is fixed on the driving shaft 31, the driving shaft 31 can carry the fixed plate 7 to rotate together, at least one end of the fixed plate 7 is provided with the sub-rotary crushing blade 211, during the rotation of the fixed plate 7, the fixed plate 7 can carry the sub-rotary crushing blade 211 to rotate, so that the sub-rotary crushing blade 211 and the sub-fixed crushing blade 221 can crush the garbage together.

The utility model discloses an in some embodiments, the middle part of fixed plate 7 can have the mounting hole, and drive shaft 31 passes behind the mounting hole and is in the same place with fixed plate 7 fixed assembly, preferably, drive shaft 31 passes and fixes fixed plate 7 on drive shaft 31 through the bolt after the mounting hole, so set up and to fix fixed plate 7 on drive shaft 31 firmly, can avoid fixed plate 7 to slide relative drive shaft 31 to can guarantee that fixed plate 7 can follow drive shaft 31 and rotate together.

In some embodiments of the present invention, the fixing plate 7 may have a first connecting hole perpendicular to the axial direction of the driving shaft 31, the driving shaft 31 may have a second connecting hole along the radial direction, a bolt fixed connection between the first connecting hole and the second connecting hole may be formed between the fixing plate 7 and the driving shaft 31, that is, the first connecting hole and the second connecting hole are connected together by a bolt, so that the fixing plate 7 and the driving shaft 31 may be reliably assembled together, the fixing plate 7 and the driving shaft 31 may be prevented from sliding relative to each other, thereby ensuring that the driving shaft 31 may rotate together with the rotary crushing blade 21, and when the rotary crushing blade 21 needs to be replaced, the fixing plate 7 may be detached from the driving shaft 31, thereby facilitating replacement of the rotary crushing blade 21. However, the present invention is not limited thereto, and the fixed plate 7 may be welded to the drive shaft 31.

The utility model discloses an in some embodiments, the both ends of fixed plate 7 all can be provided with sub-rotatory crushing blade 211, and the sub-rotatory crushing blade 211 that can be convenient for like this cooperates with sub-fixed crushing blade 221, can promote the efficiency of cutting up rubbish to can promote the working property of suction nozzle 10. In addition, the stress on the driving shaft 31 can be more uniform, and the vibration of the driving shaft 31 can be reduced, so that the working stability of the suction nozzle 10 can be improved.

In some embodiments of the present invention, the sub-rotary crushing blade 211 may be fixed to the end of the fixing plate 7 by a fastener, wherein the fastener may be a bolt, and the sub-rotary crushing blade 211 may be stably assembled to the fixing plate 7 by the bolt, so that the sub-rotary crushing blade 211 may be prevented from falling off from the fixing plate 7.

In some embodiments of the present invention, in the length direction of the driving shaft 31, i.e. the left and right direction in fig. 1, the projections of two adjacent rotary crushing blades 21 have included angles, so that the whole quality of the driving shaft 31 and the rotary crushing blades 21 is more uniform, and the driving shaft 31 can be rotated smoothly when the driving shaft 31 drives the rotary crushing blades 21 to rotate, thereby reducing the vibration of the driving shaft 31 and further reducing the working noise of the suction nozzle 10.

The utility model discloses an in some embodiments, in the length direction of drive shaft 31, the projection mutually perpendicular of two adjacent rotatory crushing blades 21, also can understand, in the left and right direction in fig. 1, the projection of two adjacent rotatory crushing blades 21 is perpendicular, so set up the atress that can make drive shaft 31 more even, can reduce the vibration of drive shaft 31 to can reduce the vibration of suction nozzle, and then can make the arrangement form of rotatory crushing blade 21 more reasonable.

In some embodiments of the present invention, as shown in fig. 1, the mouthpiece 10 may further include: guide plate 4, guide plate 4 can set up in the bottom of this somatic part 1, and guide plate 4 is located the rear side of suction port 11 moreover, and when suction nozzle 10 cleaned the rubbish on the road surface, guide plate 4 can play the effect of blockking to rubbish, also can guarantee the bottom pressure of this somatic part 1, can avoid rubbish to move the rear side of suction port 11 to can guarantee that rubbish is all followed suction port 11 and is inhaled the dustbin.

According to the utility model discloses vehicle, including the suction nozzle 10 of above-mentioned embodiment, suction nozzle 10 sets up and installs on the vehicle, before rubbish is inhaled the dustbin, this suction nozzle 10 can promote the crushing effect to rubbish, can prevent effectively that rubbish from blockking up suction opening 11 to can solve the problem that rubbish blockked up suction opening 11 better.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 do not necessarily 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (17)

1. A suction nozzle (10), characterized by comprising:

a body section (1), the body section (1) being provided with a suction opening (11) for sucking in waste;

a crushing blade (2), the crushing blade (2) being provided to the body portion (1), the crushing blade (2) including: a rotating crushing blade (21) and a stationary crushing blade (22), the rotating crushing blade (21) being rotatable relative to the body portion (1) such that the rotating crushing blade (21) can cooperate with the stationary crushing blade (22) to crush the waste.

2. A nozzle (10) according to claim 1, characterized in that the comminuting blade (2) is arranged on the front side of the suction opening (11).

3. A nozzle (10) according to claim 1, wherein said rotary crushing blade (21) is rotatably arranged to said body portion (1) about a horizontal rotation axis;

the rotary crushing blades (21) are arranged along the direction of the horizontal rotation axis.

4. A nozzle (10) according to claim 1, wherein the body portion (1) defines a mounting cavity (12), the stationary milling blade (22) is fixedly arranged on an inner wall surface (13) of the mounting cavity (12), and the rotary milling blade (21) is rotatably arranged on the mounting cavity (12).

5. The suction nozzle (10) according to claim 4, characterized in that the stationary crushing blade (22) comprises at least one sub-stationary crushing blade (221), the inner wall surface (13) of the mounting cavity (12) having a front inner wall surface (14) and a rear inner wall surface (15), the sub-stationary crushing blade (221) being provided to the front inner wall surface (14) and/or the rear inner wall surface (15);

the rotary crushing blade (21) comprises at least one sub-rotary crushing blade (211), the sub-rotary crushing blade (211) is rotatably arranged in the mounting cavity (12), and the sub-rotary crushing blade (211) can be matched with the sub-fixed crushing blade (221) to crush the garbage.

6. A nozzle (10) according to claim 5, further comprising: a mounting plate (5), wherein the mounting plate (5) is provided on the front inner wall surface (14) and/or the rear inner wall surface (15) by bolts, and the sub-fixed crushing blade (221) is provided on the mounting plate (5).

7. A suction nozzle (10) according to claim 6, characterized in that the mounting plate (5) extends in the length direction of the mounting cavity (12);

the number of the sub-fixed crushing blades (221) is multiple, the number of the sub-rotary crushing blades (211) is multiple, and the plurality of the sub-fixed crushing blades (221) correspond to the plurality of the sub-rotary crushing blades (211) one by one;

the sub-fixed pulverizing blade (221) and the sub-rotary pulverizing blade (211) are both made of steel.

8. A nozzle (10) according to claim 6, wherein said sub stationary crushing blade (221) and said sub rotary crushing blade (211) which are adjacent to each other are spaced apart by a distance of 2-4mm in the length direction of said mounting cavity (12).

9. A nozzle (10) according to claim 5, further comprising: drive division (3) and drive shaft (31), drive division (3) with drive shaft (31) are connected, drive shaft (31) rotationally set up in installation cavity (12), rotatory crushing blade (21) set up in the periphery wall of drive shaft (31), drive shaft (31) can drive rotatory crushing blade (21) rotate.

10. A nozzle (10) according to claim 9, wherein said drive shaft (31) is mounted in said mounting cavity (12) by means of a bearing housing (6).

11. A nozzle (10) according to claim 9, further comprising: a fixed plate (7), wherein the fixed plate (7) is fixed on the driving shaft (31), and at least one end of the fixed plate (7) is provided with the sub-rotary crushing blade (211); the middle part of the fixed plate (7) is provided with a mounting hole, and the driving shaft (31) penetrates through the mounting hole and then is fixed with the fixed plate (7).

12. A suction nozzle (10) according to claim 11, characterized in that the fixing plate (7) has a first connecting hole perpendicular to the axial direction of the drive shaft (31), the drive shaft (31) has a second connecting hole in radial direction, and the fixing plate (7) and the drive shaft (31) are fixedly connected by means of bolts passing between the first connecting hole and the second connecting hole.

13. A nozzle (10) according to claim 11, characterized in that both ends of the stationary plate (7) are provided with the sub-rotating crushing blades (211).

14. A suction nozzle (10) according to claim 11, characterized in that the sub-rotary crushing blade (211) is fixed to the end of the stationary plate (7) by means of fasteners.

15. A nozzle (10) according to claim 9, characterized in that the projections of two adjacent rotating crushing blades (21) in the length direction of the drive shaft (31) have an included angle.

16. A nozzle (10) according to claim 15, characterized in that the projections of two adjacent rotary crushing blades (21) are perpendicular to each other.

17. A vehicle, characterized in that it comprises a nozzle (10) according to any one of claims 1-16.

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