A water conservancy irrigation ditch sludge cleaning device

Abstract

The application provides a water conservancy irrigation ditch sludge cleaning device, relates to the technical field of sludge cleaning, solves the problem of sludge cleaning by cooperation of a direct current pump and an agricultural diesel engine head, and accelerates sludge cleaning efficiency, and comprises an agricultural diesel engine head, a mounting cover is arranged on the outer side of the belt wheel of the agricultural diesel engine head through bolts, a direct current pump is arranged on the outer side of the mounting cover, two supporting frames are arranged on the bottom of the direct current pump, and a plugging frame is arranged on the air inlet of the direct current pump through bolts. The efficiency of irrigation ditch sludge cleaning is accelerated through stirring, blowing and pumping, specifically, the sludge is loosened through spiral stirring teeth, the drainage pipe of the plugging frame is inserted into the sludge, the sludge is pumped through the direct current pump, the cleaning effect of the sludge is realized, the drainage pipe of the plugging plate is inserted into the sludge, the sludge is blown through the direct current pump, and the sludge is dredged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of silt cleaning, in particular to a water conservancy irrigation ditch silt cleaning device. BACKGROUND

[0002] Water conservancy irrigation ditches are set up in agricultural cultivation areas, water flows into farmland along the ditches, and then flows into the farmland along the ridge or the edge of the seedbed to supplement the water needed for crop growth. However, silt accumulates in the water conservancy irrigation ditches, and the blockage of the silt in the ditches causes poor drainage of the farmland, and the farmland cannot be irrigated in time. Therefore, excavating machines are generally used to dredge the silt in the ditches. In the traditional rural areas, silt cleaning in water conservancy irrigation ditches is basically assisted by excavators and large cleaning devices. This not only increases the cost of silt cleaning, but also limits the use of large cleaning devices due to their large size and the uneven ground. In addition, the high cost of excavators and large cleaning devices makes it difficult for farmers to use them. Moreover, the traditional silt cleaning device has a single function, and the silt cleaning and dredging device can only realize the function of dredging silt, and the silt cleaning and blowing device can only realize the function of blowing silt. Furthermore, a longitudinal drainage groove needs to be dug on the side of the silt section of the ditch, which increases the workload of silt cleaning in the ditch and reduces the efficiency of silt cleaning in the ditch. SUMMARY

[0003] Therefore, the present application provides a water conservancy irrigation ditch silt cleaning device to solve the problem of silt cleaning by cooperating a direct current pump with a farm diesel engine head, and to speed up the efficiency of silt cleaning.

[0004] The present application provides a water conservancy irrigation ditch silt cleaning device, which specifically comprises: a farm diesel engine head, an installation cover is installed on the outer side of the wheel of the farm diesel engine head through bolts, a direct current pump is installed on the outer side of the installation cover, two support frames are installed on the bottom of the direct current pump, a plugging frame is installed on the air inlet of the direct current pump through bolts, a plugging plate is installed on the air outlet of the direct current pump, a drainage sleeve is arranged in the middle of the plugging frame and the plugging plate, a drainage pipe is installed on the outer side of the drainage sleeve, and the plugging frame is provided with a positioning block in a circular arc structure.

[0005] A driving structure is composed of a first driving shaft, a first driving gear, a second driving shaft, and a second driving gear. A rotating seat is installed on the outer side of the direct current pump through bolts, and the first driving shaft is installed on the inner side of the rotating seat.

[0006] Positioning frame, the positioning frame is jointly formed by a first positioning plate and a second positioning plate, a fixing bolt is installed between the first positioning plate and the second positioning plate, a second driving shaft penetrates the inner side of the positioning frame, a first positioning rod is installed on the outer side of the second positioning plate, a sliding hole is formed in the bottom of the rotating seat of the first driving shaft, and the first positioning rod penetrates the inner side of the sliding hole;

[0007] Agitation assembly, the agitation assembly is jointly formed by a driving sleeve, a driven bevel gear, an agitation shaft and a spiral agitation gear, the driving sleeve is installed on the inner side of the positioning frame;

[0008] Second positioning rod, the second positioning rod is installed on the outer side of the direct current pump, the second positioning rod is provided with a positioning sleeve, a drainage tube penetrates the inner side of the positioning sleeve, and a locking hoop is installed on the outer side of the drainage tube.

[0009] Further, a threaded sleeve is arranged above the direct current pump, the inner side of the threaded sleeve is communicated with the direct current pump, and a sealing cap is installed on the outer side of the threaded sleeve.

[0010] Further, a rotating shaft is arranged on the inner side of the direct current pump, the rotating shaft is provided with a positioning groove, a mounting sleeve is arranged at the center position of the mounting cover, and the inner side of the mounting sleeve is matched with the rotating shaft.

[0011] Further, two positioning legs are arranged at the bottom of the direct current pump, the supporting frame is provided with a mounting hole matched with the positioning legs, the supporting frame is installed on the outer side of the positioning legs through the mounting hole, the supporting frame is provided with a locking bolt, and the position of the supporting frame is locked through the locking bolt.

[0012] Further, the first positioning plate and the second positioning plate are provided with a positioning groove in a stepped structure, the second driving shaft and the agitation shaft are provided with an annular groove, and the second driving shaft and the agitation shaft are installed on the inner side of the first positioning plate and the second positioning plate through the annular groove.

[0013] Further, an installation groove is formed in the inner side of the positioning leg, a reinforcing rod is installed in the installation groove, a locking bolt is installed at the bottom of the positioning leg, a friction pad is installed at the bottom of the supporting frame, the friction pad is provided with a penetrating hole, and the reinforcing rod penetrates the penetrating hole in the friction pad.

[0014] Further, a gear disc is installed on the outer side of the rotating shaft, a first driving gear is installed at the end of the first driving shaft, the first driving gear is engaged with the gear disc, the first driving shaft is provided with positioning grooves in an annular array, a groove matched with the first driving shaft is formed in the inner side of the second driving shaft, and the first driving shaft is installed in the groove of the second driving shaft.

[0015] Further, the inner side of the driving sleeve is provided with a rectangular sliding groove, the stirring shaft penetrates the sliding groove of the driving sleeve, the stirring shaft is of a rectangular structure, the bottom of the stirring shaft is provided with a spiral stirring tooth, the upper side of the driving sleeve is provided with a driven bevel gear, the end of the second driving shaft is provided with a second driving gear, and the driven bevel gear and the second driving gear are engaged.

[0016] Further, the outer side of the second positioning plate is provided with a mounting sleeve, the first positioning rod is mounted on the inner side of the mounting sleeve, and the fixing bolt of the positioning frame extends to the inner side of the mounting sleeve.

[0017] Beneficial effects:

[0018] 1. The application accelerates the efficiency of silt cleaning in irrigation ditches through stirring, blowing and twitching, specifically, the silt is loosened by the spiral stirring tooth, when the drainage pipe of the blocking frame is inserted into the silt, the silt is twitched by the straight-flow pump, realizing the cleaning effect of the silt, when the drainage pipe of the blocking plate is inserted into the silt, the silt is blown by the straight-flow pump, the silt is dredged, and the efficiency of silt cleaning in irrigation ditches is accelerated through the three ways.

[0019] 3. The application solves the silt cleaning effect by cooperating the straight-flow pump with the agricultural diesel engine head, the straight-flow pump is mounted on the pulley of the diesel engine head through the mounting cover, the driving force of the agricultural diesel engine head is reasonably utilized by driving the internal rotation of the straight-flow pump, therefore, the application can be effectively used in rural areas, and the application can be used in the case that there is no power supply.

[0020] In addition, the spiral stirring tooth is connected with the rotating shaft of the straight-flow pump through the bevel gear, the driving force of the agricultural diesel engine head is fully utilized, the driving energy of the spiral stirring tooth is saved, the application has a simple structure, low cost and compact overall structure, therefore, the application can be reasonably utilized in rural areas, the application is simple to operate, the problem that farmers cannot operate is solved, and the problem of silt cleaning by using excavators and large cleaning devices is solved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the application, the drawings of the embodiments will be briefly introduced below.

[0022] The drawings described in the following merely relate to some embodiments of the application, rather than limiting the application.

[0023] In the drawings:

[0024] Figure 1 is a schematic view of the structure of the straight-flow pump of the embodiment of the application mounted on the shaft side of the agricultural diesel engine head.

[0025] Figure 2 is a left side view of the embodiment of the application. Figure 1 is another perspective view of the embodiment of the application.

[0026] Figure 3 is a rear side view of the embodiment of the application.

[0027] Figure 4 is a left side view of the embodiment of the application. Figure 3 is a left side view of the embodiment of the application.

[0028] Figure 5 is a bottom side view of the embodiment of the application. Figure 3 is a bottom side view of the embodiment of the application.

[0029] Figure 6 is a half cutaway side view of the embodiment of the application.

[0030] Figure 7 is a rear side view of the embodiment of the application. Figure 6 is a rear side view of the embodiment of the application.

[0031] Figure 8 is an enlarged view of point A of the embodiment of the application. Figure 2 is an enlarged view of point B of the embodiment of the application.

[0032] Figure 9 is an enlarged view of point C of the embodiment of the application. Figure 2 is an enlarged view of point B of the embodiment of the application.

[0033] Figure 10 is an enlarged view of point C of the embodiment of the application. Figure 7 is an enlarged view of point C of the embodiment of the application.

[0034] List of reference signs

[0035] 1, agricultural diesel engine head; 2, straight flow pump; 201, rotating shaft; 202, gear disc; 203, positioning leg; 20301, reinforcing rod; 3, mounting cover; 4, support frame; 401, friction pad; 5, driving structure; 501, first driving shaft; 502, first driving gear; 503, second driving shaft; 504, second driving gear; 6, positioning frame; 601, first positioning plate; 602, second positioning plate; 7, first positioning rod; 8, stirring assembly; 801, driving sleeve; 802, driven bevel gear; 803, stirring shaft; 804, helical stirring teeth; 9, blocking frame; 10, blocking plate; 11, drainage tube; 12, locking hoop; 13, second positioning rod. DETAILED DESCRIPTION

[0036] In order to make the purpose, scheme and advantages of the technical solutions of the present application more clear, the technical solutions of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the specific embodiments of the present application. The terms used herein have the meanings commonly used in the art unless otherwise specified. The same reference signs in the drawings represent the same components.

[0037] Embodiment: please refer to Figures 1 to 10 as shown:

[0038] The present application provides a kind of water conservancy irrigation ditch sludge cleaning equipment, including agricultural diesel engine head 1, the wheel outside of agricultural diesel engine head 1 is equipped with an installation cover 3 by bolt, so as to drive installation cover 3 to rotate by agricultural diesel engine head 1, the driving force of agricultural diesel engine head 1 is reasonably utilized, so the present application can be effectively used in rural areas, also solve the use of the present application in the case of not having power supply, the inside of direct current pump 2 is equipped with a rotating shaft 201, rotating shaft 201 is equipped with a positioning groove, the central position of installation cover 3 is equipped with an installation sleeve, the inside of installation sleeve is matched with rotating shaft 201, so when installation cover 3 rotates, rotating shaft 201 will be stably driven to rotate, so that direct current pump 2 effectively generates suction, installation cover 3 is equipped with a replaceable installation cover 3, the outside of installation cover 3 is equipped with a direct current pump 2, the top of direct current pump 2 is equipped with a threaded sleeve, the inside of threaded sleeve and direct current pump 2 is communicated, threaded sleeve can be connected with water pipe by bolt sleeve, so as to flush the inside of direct current pump 2 under the cooperation of threaded sleeve and water pipe, the outside of threaded connection sleeve is equipped with a sealing cap;

[0039] Referring to the support frame 4 in the drawings, the bottom of the direct current pump 2 is provided with two support frames 4, the bottom of the direct current pump 2 is provided with two positioning legs 203, the support frame 4 is provided with an installation hole matched with the positioning leg 203, the support frame 4 is installed outside the positioning leg 203 through the installation hole, so that the positioning of the support frame 4 is realized through the positioning leg 203, the support frame 4 slides outside the positioning leg 203 through the installation hole, so that the height of the support frame 4 is adjusted, the direct current pump 2 is stably installed on the agricultural diesel engine head 1 of different sizes, the support frame 4 is provided with a locking bolt, the position of the support frame 4 is locked through the locking bolt, the direct current pump 2 is effectively supported after the support frame 4 is locked, the inside of the positioning leg 203 is provided with an installation groove, a reinforcing rod 20301 is installed in the installation groove, the installation groove not only has the effect of hiding the reinforcing rod 20301, but also has the effect of height adjustment of the reinforcing rod 20301, when the reinforcing rod 20301 is inserted into the soil, the reinforcing rod 20301 realizes the stable effect of the direct current pump 2 on the soft ground, the bottom of the positioning leg 203 is provided with a locking bolt, the locking of the reinforcing rod 20301 is realized through the locking bolt, the bottom of the support frame 4 is provided with a friction pad 401, the friction between the support frame 4 and the ground is increased through the friction pad 401, the friction pad 401 is provided with a penetrating hole, the reinforcing rod 20301 penetrates into the penetrating hole of the friction pad 401, the reinforcing rod 20301 is effectively stretched outward through the penetrating hole;

[0040] Referring to the air inlet of the direct current pump 2 in the drawings, a plugging frame 9 is installed through a bolt, the air inlet is plugged through the plugging frame 9, the air outlet of the direct current pump 2 is provided with a plugging plate 10, the air outlet is plugged through the plugging plate 10, the middle positions of the plugging frame 9 and the plugging plate 10 are provided with a drainage sleeve, the outer side of the drainage sleeve is provided with a drainage pipe 11, when the drainage pipe 11 of the plugging frame 9 is inserted into the sludge, the sludge is pumped through the direct current pump 2, so that the cleaning effect of the sludge is realized, when the drainage pipe 11 of the plugging plate 10 is inserted into the sludge, the sludge is blown through the direct current pump 2, so that the fluidity of the sludge is accelerated, and the cleaning effect of the sludge is also realized, the two ways can accelerate the cleaning effect of the sludge in the irrigation ditch, the plugging frame 9 is provided with a positioning block with a circular arc structure, the installation position of the plugging frame 9 is positioned through the positioning block;

[0041] With reference to the driving structure 5 in the drawings, the driving structure 5 is composed of a first driving shaft 501, a first driving gear 502, a second driving shaft 503 and a second driving gear 504, the outer side of the rotating shaft 201 is provided with a gear disc 202, the end of the first driving shaft 501 is provided with a first driving gear 502, the first driving gear 502 and the gear disc 202 are engaged, so that the rotating shaft 201 of the direct current pump 2 will drive the first driving shaft 501 to rotate when rotating, the first driving shaft 501 is provided with positioning grooves arranged in a ring array, the circumferential positioning between the first driving shaft 501 and the second driving shaft 503 is realized through the positioning grooves, the inner side of the second driving shaft 503 is provided with a groove matched with the first driving shaft 501, the first driving shaft 501 is installed in the groove of the second driving shaft 503, so that the second driving shaft 503 will rotate when the first driving shaft 501 rotates, in addition, the second driving shaft 503 can be adjusted in length through the mounting groove, the outer side of the direct current pump 2 is provided with a rotating seat through bolts, the first driving shaft 501 is installed in the inner side of the rotating seat, and the positioning and support of the first driving shaft 501 are realized through the rotating seat;

[0042] With reference to the positioning frame 6 in the drawings, the positioning frame 6 is composed of a first positioning plate 601 and a second positioning plate 602, the first positioning plate 601 and the second positioning plate 602 are provided with fixing bolts therebetween, the first positioning plate 601 and the second positioning plate 602 are both provided with a positioning groove with a stepped structure, the second driving shaft 503 and the stirring shaft 803 are both provided with a ring groove, the second driving shaft 503 and the stirring shaft 803 are installed in the inner sides of the first positioning plate 601 and the second positioning plate 602 through the ring grooves, so that the positioning of the second driving shaft 503 and the stirring shaft 803 is realized through the positioning grooves of the first positioning plate 601 and the second positioning plate 602, the second driving shaft 503 penetrates the inner side of the positioning frame 6, the outer side of the second positioning plate 602 is provided with a first positioning rod 7, the rotating seat of the first driving shaft 501 is provided with a sliding hole at the bottom, the first positioning rod 7 penetrates the inner side of the sliding hole, the positioning of the first positioning rod 7 is realized through the sliding hole, the first positioning rod 7 slides in the inner side of the sliding hole, the outer side of the second positioning plate 602 is provided with a mounting sleeve, the first positioning rod 7 is installed in the inner side of the mounting sleeve, the positioning of the first positioning rod 7 is realized through the mounting sleeve, the circumferential positioning and suspension support of the positioning frame 6 are realized after the positioning of the first positioning rod 7, the fixing bolt of the positioning frame 6 extends to the inner side of the positioning sleeve, so that the first positioning rod 7 can be locked through the fixing bolt at the same time;

[0043] With reference to the agitating assembly 8 in the drawings, the agitating assembly 8 is composed of a driving sleeve 801, a driven bevel gear 802, an agitating shaft 803 and a spiral agitating tooth 804, the driving sleeve 801 is installed at the inner side of the positioning frame 6, the suspension positioning of the agitating assembly 8 is realized through the positioning frame 6, a rectangular sliding groove is formed at the inner side of the driving sleeve 801, the agitating shaft 803 penetrates into the sliding groove of the driving sleeve 801, the agitating shaft 803 is of a rectangular structure, thus the agitating shaft 803 is driven to rotate when the driving sleeve 801 rotates, the bottom of the agitating shaft 803 is installed with the spiral agitating tooth 804, the spiral agitating tooth 804 is driven to rotate when the agitating shaft 803 rotates, meanwhile the height of the spiral agitating tooth 804 can be adjusted through the driving sleeve 801, so that the spiral agitating tooth 804 can agitate the silt in the irrigation ditch of different depths, the driven bevel gear 802 is installed above the driving sleeve 801, the second driving gear 504 is installed at the end of the second driving shaft 503, the driven bevel gear 802 and the second driving gear 504 are engaged, thus it is concluded that the spiral agitating tooth 804 can be driven to rotate through the direct current pump 2 and the driving structure 5, the effect of agitating the silt through the spiral agitating tooth 804 is solved, thus the silt removal efficiency is accelerated.

[0044] With reference to the second positioning rod 13 in the drawings, the second positioning rod 13 is installed at the outer side of the direct current pump 2, the second positioning rod 13 is provided with a positioning sleeve, the inner side of the positioning sleeve is inserted with the drainage pipe 11, the outer side of the drainage pipe 11 is installed with a locking hoop 12, the locking hoop 12 is used to lock the end of the drainage pipe 11.

[0045] The specific use mode and effect of the embodiment are as follows:

[0046] The application is used, first, the cleaning device is moved to the side of the irrigation ditch through the agricultural diesel engine head 1, the mounting cover 3 is bolted on the outside of the agricultural diesel engine head 1, the blocking frame 9 and the blocking plate 10 are installed on the air inlet and air outlet of the straight-flow pump 2, then the drainage pipe 11 is installed outside the drainage sleeve of the blocking frame 9 and the blocking plate 10, then the locking bolt of the support frame 4 is loosened, the support frame 4 is slid downward, at this time the friction pad 401 is in contact with the ground, then the support frame 4 is locked again through the bolt, the support of the straight-flow pump 2 is completed, then the position of the spiral stirring tooth 804 is adjusted, the second driving shaft 503 drives the spiral stirring tooth 804 to adjust the position, when the spiral stirring tooth 804 moves to the position of the ditch, the second driving shaft 503 is locked through the bolt, then the height of the spiral stirring tooth 804 is adjusted, the spiral stirring tooth 804 is inserted into the sludge, then the stirring shaft 803 is locked through the bolt on the driving sleeve 801, the agricultural diesel engine head 1 is started, the straight-flow pump 2 is driven to work through the agricultural diesel engine head 1, at this time the spiral stirring tooth 804 rotates under the drive of the gear disc 202, the sludge is loosened through the spiral stirring tooth 804, when the drainage pipe 11 of the blocking frame 9 is inserted into the sludge, the sludge is pumped through the straight-flow pump 2, the cleaning effect of the sludge is realized, when the drainage pipe 11 of the blocking plate 10 is inserted into the sludge, the sludge is blown through the straight-flow pump 2, the sludge is dredged, before this, the drainage pipe 11 of the blocking frame 9 needs to be connected to the water source, through the three ways, the efficiency of the sludge cleaning of the irrigation ditch can be accelerated.

[0047] In another embodiment, the straight-flow pump 2 can be replaced by a water pump, the sludge is cleaned through the water pump, the buffer can be arranged at the bottom of the straight-flow pump 2, the buffer shock absorption of the straight-flow pump 2 is realized.

[0048] Finally, it should be noted that, in the description of the position of each component and the cooperation relationship therebetween, etc., one pair of components is usually taken as an example, however, those skilled in the art should understand that such position, cooperation relationship, etc. are also applicable to other components / other pairs of components.

[0049] The above description is only the exemplary embodiment of the application, not for limiting the protection scope of the application, the protection scope of the application is determined by the appended claims.

Claims

1. An apparatus for cleaning silt from an irrigation ditch, comprising: Include: Agricultural diesel engine head (1), the outer side of the agricultural diesel engine head (1) is bolted with a mounting cover (3), the outer side of the mounting cover (3) is provided with a DC pump (2), the bottom of the DC pump (2) is provided with two support frames (4), the air inlet of the DC pump (2) is bolted with a blocking frame (9), the air outlet of the DC pump (2) is provided with a blocking plate (10), the blocking frame (9) and the blocking plate (10) are provided with a flow guide sleeve, the outer side of the flow guide sleeve is provided with a flow guide pipe (11), the blocking frame (9) is provided with a positioning block; Drive structure (5), the drive structure (5) is composed of a first drive shaft (501), a first drive gear (502), a second drive shaft (503) and a second drive gear (504), the outer side of the DC pump (2) is bolted with a rotating seat, the first drive shaft (501) is installed on the inner side of the rotating seat; Positioning frame (6), the positioning frame (6) is composed of a first positioning plate (601) and a second positioning plate (602), the first positioning plate (601) and the second positioning plate (602) are provided with fixing bolts, the second drive shaft (503) penetrates the inner side of the positioning frame (6), the outer side of the second positioning plate (602) is provided with a first positioning rod (7), the rotating seat of the first drive shaft (501) is provided with a sliding hole, the first positioning rod (7) penetrates the inner side of the sliding hole; Agitation assembly (8), the agitation assembly (8) is composed of a drive sleeve (801), a driven bevel gear (802), an agitation shaft (803) and a spiral agitation tooth (804), the drive sleeve (801) is installed on the inner side of the positioning frame (6); Second positioning rod (13), the second positioning rod (13) is installed on the outer side of the DC pump (2), the second positioning rod (13) is provided with a positioning sleeve, the inner side of the positioning sleeve is penetrated by the flow guide pipe (11), the outer side of the flow guide pipe (11) is provided with a locking clamp (12).

2. A device for cleaning silt from water irrigation channels as claimed in claim 1, characterized in that: The upper side of the DC pump (2) is provided with a threaded sleeve, the inner side of the threaded sleeve is connected with the DC pump (2), the outer side of the threaded sleeve is provided with a sealing cap.

3. The water irrigation ditch sludge cleaning device according to claim 1, characterized in that: The inner side of the DC pump (2) is provided with a rotating shaft (201), the rotating shaft (201) is provided with a positioning groove, the center position of the mounting cover (3) is provided with a mounting sleeve, the inner side of the mounting sleeve is matched with the rotating shaft (201).

4. The water irrigation ditch sludge cleaning apparatus as claimed in claim 1, wherein: The bottom of the DC pump (2) is provided with two positioning legs (203), the support frame (4) is provided with a mounting hole matched with the positioning leg (203), the support frame (4) is installed on the outer side of the positioning leg (203) through the mounting hole, the support frame (4) is provided with a locking bolt, the position of the support frame (4) is locked through the locking bolt.

5. The water irrigation ditch sludge cleaning apparatus of claim 1, wherein: The first positioning plate (601) and the second positioning plate (602) are provided with a stepped structure positioning groove, the second driving shaft (503) and the stirring shaft (803) are provided with an annular groove, and the second driving shaft (503) and the stirring shaft (803) are installed on the inner side of the first positioning plate (601) and the second positioning plate (602) through the annular groove.

6. A device for cleaning silt from water irrigation channels as claimed in claim 4, wherein: The inner side of the positioning leg (203) is provided with a mounting groove, a reinforcing rod (20301) is installed in the mounting groove, the bottom of the positioning leg (203) is provided with a locking bolt, the bottom of the support frame (4) is provided with a friction pad (401), the friction pad (401) is provided with a penetrating hole, and the reinforcing rod (20301) penetrates the penetrating hole in the friction pad (401).

7. A device for cleaning silt from water irrigation channels as claimed in claim 3, wherein: The outer side of the rotating shaft (201) is provided with a gear disc (202), the end of the first driving shaft (501) is provided with a first driving gear (502), the first driving gear (502) and the gear disc (202) are engaged, the first driving shaft (501) is provided with a positioning groove in an annular array, the inner side of the second driving shaft (503) is provided with a groove matched with the first driving shaft (501), and the first driving shaft (501) is installed in the groove of the second driving shaft (503).

8. The device of claim 1, wherein: The inner side of the driving sleeve (801) is provided with a rectangular sliding groove, the stirring shaft (803) penetrates the sliding groove of the driving sleeve (801), the stirring shaft (803) is of a rectangular structure, the bottom of the stirring shaft (803) is provided with a spiral stirring tooth (804), the upper side of the driving sleeve (801) is provided with a driven bevel gear (802), the end of the second driving shaft (503) is provided with a second driving gear (504), and the driven bevel gear (802) and the second driving gear (504) are engaged.

9. The device of claim 1, wherein: The outer side of the second positioning plate (602) is provided with a mounting sleeve, the first positioning rod (7) is installed in the inner side of the mounting sleeve, and the fixing bolt of the positioning frame (6) extends to the inner side of the mounting sleeve.

Images