Soil loosening equipment for saline-alkali soil treatment

Abstract

The soil loosening equipment comprises a loosening equipment body, the loosening equipment body comprises a main frame, a driving box is fixedly installed in the middle of the interior of the main frame, and supporting frames are arranged at the joints of the two ends of the upper surface of the main frame and the top end of the driving box; the end part of the driving box is in driving connection with a driving shaft; by designing a reinforced fixing mechanism, after a fixing bolt penetrates through a mounting hole to fixedly mount a driving shaft and an external connecting shaft, the outer surface of the fixing bolt is in close contact with the inner surface of an inner supporting plate, and a threaded rod is rotated again to drive a rotating ring to rotate in a movable connecting frame; and a threaded rod moves to drive a movable connecting frame and an anti-skid reinforcing plate to stably move to be clamped and fixed to the surface of the other side of the fixing bolt so as to reinforce and fixedly install the bolt, after the loosening equipment body is installed, the bolt is not prone to loosening or falling off when the driving shaft is stressed, and operation and use are safe.

Description

Technical Field

[0001] The invention belongs to the technical field of soil loosening equipment, and in particular relates to soil loosening equipment for saline-alkali land treatment. Background Art

[0002] Saline-alkali land is a type of salt accumulation, which refers to land where the salt contained in the soil affects the normal growth of crops. When treating saline-alkali land, it is necessary to loosen the soil of the saline-alkali land, usually through soil loosening equipment. The existing soil loosening equipment is a device used for loosening the soil when treating saline-alkali land. The soil loosening equipment is easy to strengthen and fix before operation, making the soil loosening equipment more stable and safe to use, and improving the strengthening of the fixation of the drive shaft installation of the loosening equipment and the stability of the main body of the loosening equipment when treating saline-alkali land soil;

[0003] When the existing loosening equipment is used to loosen the soil in saline-alkali land management, the connecting shaft end of the driving shaft and the external driving equipment is closed until the flange is used, and the fixing bolts are passed through the inside of the mounting hole to fix it. Therefore, it is not convenient to strengthen the fixing installation of the fixing bolts after installation. When the soil loosening equipment is driven for a long time, the driving shaft is easily loosened or even dropped when the driving shaft is subjected to force, which will cause danger when the driving shaft is used, affecting the strengthening of the fixation of the driving shaft of the soil loosening equipment in the treatment of saline-alkali land and the stability of the installation and use of the soil loosening equipment. For this reason, the present invention proposes a soil loosening equipment for saline-alkali land management. Summary of the invention

[0004] The object of the present invention is to provide a soil loosening device for saline-alkali land treatment, so as to solve the problem proposed in the above background technology that when the loosening device is used to loosen the soil in saline-alkali land treatment, the fixing bolts are passed through the inside of the mounting hole to fix the drive shaft, and it is not convenient to strengthen the fixing installation of the fixing bolts after installation. When the soil loosening device is driven for a long time, the drive shaft is easily loosened or even dropped when it is subjected to force during operation, thereby causing danger when the drive shaft is used.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a soil loosening device for saline-alkali land treatment, comprising a loosening device body, the loosening device body comprising a main frame, a driving box is fixedly installed at the middle position inside the main frame, support frames are arranged at the connection between the two ends of the upper surface of the main frame and the top of the driving box, the end of the driving box is drivingly connected to a driving shaft, the end of the driving shaft is provided with a flange, and a mounting hole is opened at the edge of the flange, a rotating shaft is rotatably provided at the connection between the two sides of the bottom end of the driving box and the end of the main frame, a loosening knife is fixedly installed on the outer surface of the rotating shaft by bolts, a rear cover plate is arranged on the rear surface of the main frame, and the loosening device body is also provided with:

[0006] A strengthening fixing mechanism, wherein the strengthening fixing mechanism comprises a strengthening fixing component arranged at the edge of the mounting hole and located inside the flange, wherein the end of the strengthening fixing component is located inside the flange and a limited movement component is arranged, wherein the end of the limited movement component is provided with a rotation adjustment component, and the end of the rotation adjustment component is provided with a fixed protection component;

[0007] A spray cleaning mechanism comprises a water inlet assembly arranged at the top of the main frame, a spray cleaning assembly is arranged on the lower surface of the water inlet assembly, and a closed protection assembly is arranged on the surface of the spray cleaning assembly at the top of the main frame.

[0008] Preferably, the reinforced fixing assembly includes a connecting groove opened at the edge of the mounting hole and located inside the flange, an inner support plate is integrally formed on one side of the interior of the connecting groove, and an anti-slip reinforcement plate is provided on the other side of the interior of the connecting groove.

[0009] Preferably, the limit movable assembly includes a movable adjustment groove opened on one side of the connecting groove, a movable connecting frame is arranged inside the movable adjustment groove, the end of the movable connecting frame is fixed to the end of the anti-slip reinforcement plate by welding, and both sides of the end of the movable connecting frame are limited by limit blocks.

[0010] Preferably, the rotation adjustment assembly includes a threaded rod threadedly connected to the edge of the flange, the outer surface of the end of the threaded rod is located on the surface of the flange and has two locking nuts threadedly rotated, a rotating ring is rotated at the middle position of the end of the movable connecting frame, and the end of the threaded rod and the end of the rotating ring are fixed by welding.

[0011] Preferably, the fixed protection assembly includes an internal threaded ring three located on the outer surface of the threaded rod fixed at the edge of the flange by bolts, and the outer surface of the internal threaded ring three is a rotating external threaded protection ring four.

[0012] Preferably, the water inlet assembly includes a water inlet channel opened at the top inner part of the main frame, the end of the water inlet channel is located on the surface of the main frame and a water inlet mounting head is installed, the outer surface of the water inlet mounting head is located at the end of the main frame and is fixed with an internal thread ring 1 by screws, the inner surface of the internal thread ring 1 is rotated with an external thread protection ring 2, and the middle position of the external thread protection ring 2 is embedded in the interior of the water inlet mounting head.

[0013] Preferably, the spray cleaning assembly includes a mounting groove opened on the lower surface of the water inlet channel, a connecting plate is installed inside the mounting groove at the bottom end of the water inlet channel, and five spray heads are rotatably installed on the lower surface of the connecting plate.

[0014] Preferably, the closed protection assembly includes a guard plate arranged inside the mounting groove, and clamping plates are integrally formed on both sides of the upper surface of the guard plate. Clamping slots are opened on both sides of the mounting groove, and the clamping plate is snap-fitted and connected to the inside of the clamping slot. A locking bolt is rotated on the end surface of the guard plate.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] By designing a strengthened fixing mechanism, when the fixing bolt passes through the interior of the mounting hole to fix the driving shaft and the external connecting shaft, the outer surface of the fixing bolt can be in close contact with the inner surface of the inner support plate, and the threaded rod is rotated again to drive the rotating ring to rotate inside the mobile connecting frame, and the threaded rod is moved to drive the mobile connecting frame and the anti-slip reinforcement plate to be stably clamped and fixed on the other side surface of the fixing bolt to strengthen the fixed installation of the bolt. After the loosening equipment body is installed and used, the driving shaft is not likely to be loosened or dropped when force is applied, and it can be safely operated and used, thereby improving the enhanced fixation of the driving shaft installation of the loosening equipment body and the stability of the use of the loosening equipment body during saline-alkali soil treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the rear surface of the present invention;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the drive shaft, flange and mounting hole of the present invention;

[0020] Figure 4 For the present invention Figure 3 The enlarged structural diagram of the middle C part;

[0021] Figure 5 It is a schematic diagram of the structure of the anti-skid reinforcement plate and the movable connecting frame of the present invention;

[0022] Figure 6 For the present invention Figure 2 The enlarged structural diagram of part B in the middle;

[0023] Figure 7 For the present invention Figure 2 The enlarged structural diagram of part A in the middle;

[0024] Figure 8 It is a schematic diagram of the partial cross-sectional structure of the side of the guard plate, the connecting plate and the main frame of the present invention;

[0025] Fig. 9 It is a schematic diagram of the connection plate and the nozzle structure of the present invention;

[0026] In the figure: 100, loosening equipment body; 101, main frame; 1011, water inlet channel; 1012, water inlet installation head; 1013, internal thread ring 1; 1014, external thread protection ring 2; 1015, installation groove; 1016, guard plate; 1017, connecting plate; 1018, nozzle; 1019, card plate; 1010, card slot; 102, rear cover plate; 103, drive box; 104, support frame; 105, loosening Knife; 106, drive shaft; 107, flange; 108, mounting hole; 1081, connecting groove; 1082, anti-slip reinforcement plate; 1083, inner support plate; 1084, rotating ring; 1085, movable adjustment groove; 1086, internal thread ring three; 1087, locking nut; 1088, threaded rod; 1089, external thread protection ring four; 1080, mobile connecting frame; 10801, limit block; 109, rotating shaft. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figures 1 to 9 The present invention provides a technical solution: a soil loosening device for saline-alkali land treatment, including a loosening device body 100, the loosening device body 100 includes a main frame 101, a driving box 103 is fixedly installed at the middle position inside the main frame 101, and support frames 104 are provided at the connection between the two ends of the upper surface of the main frame 101 and the top of the driving box 103. The end of the driving box 103 is drivingly connected to a driving shaft 106, and a flange 107 is provided at the end of the driving shaft 106. A mounting hole 108 is opened at the edge of the flange 107. A fixing bolt runs through the inside of the mounting hole 108 to fix the driving shaft 106 to the external connection shaft. The mounting When in use, the drive shaft 106 is driven to rotate by the external connection shaft. The two sides of the bottom end of the drive box 103 are connected to the end of the main frame 101 and the rotating shaft 109 is rotated. The outer surface of the rotating shaft 109 is fixed with a loosening knife 105 by bolts. The rear surface of the main frame 101 is provided with a rear cover plate 102. The drive shaft 106 is driven to rotate by the external connection shaft. When the drive shaft 106 is running, the rotating shafts 109 on both sides are driven by the drive box 103 to rotate. The rotation of the card plate 1019 is convenient for rotating the loosening knife 105, and the loosening knife 105 is rotated to loosen the saline-alkali soil. The main body 100 of the loosening equipment is also provided with:

[0029] A strengthening fixing mechanism is provided, and the strengthening fixing mechanism includes a strengthening fixing component arranged at the edge of the mounting hole 108 and located inside the flange 107. A limited movement component is arranged at the end of the strengthening fixing component located inside the flange 107. A rotation adjustment component is arranged at the end of the limited movement component. A fixed protection component is arranged at the end of the rotation adjustment component. After the fixing bolts can be passed through the interior of the mounting hole 108 to fix and install the drive shaft 106, the strengthening fixing mechanism is used to strengthen and fix the installation. When the drive shaft 106 is subjected to force, it is not easy to cause the bolts to loosen or fall off. It can be safely operated and used, thereby improving the strengthening fixation of the installation of the drive shaft 106 and the stability of the use of the loosening equipment body 100 during saline-alkali soil treatment.

[0030] In order to facilitate the enhanced fixed installation after the bolt passes through the interior of the mounting hole 108 by strengthening the fixing assembly, in the present embodiment, preferably, the strengthened fixing assembly includes a connecting groove 1081 opened at the edge of the mounting hole 108 and located inside the flange 107, an inner support plate 1083 is integrally formed on one side of the interior of the connecting groove 1081, and an anti-slip reinforcement plate 1082 is provided on the other side of the interior of the connecting groove 1081. After the fixing bolt is embedded in the interior of the mounting hole 108, it is pressed and contacted with the inner support plate 1083, and the anti-slip reinforcement plate 1082 is moved and adjusted again to clamp and fix on the outer surface of the fixing bolt for reinforced installation, which is more stable for installation and use.

[0031] In order to facilitate the stable movement, clamping and fixed installation of the anti-skid reinforcement plate 1082 through the limiting movement component, in the present embodiment, preferably, the limiting movement component includes a movable adjustment groove 1085 opened on one side of the connecting groove 1081, and a movable connecting frame 1080 is arranged inside the movable adjustment groove 1085. The end of the movable connecting frame 1080 and the end of the anti-skid reinforcement plate 1082 are fixed by welding, and both sides of the end of the movable connecting frame 1080 are limited by limiting blocks 10801. The movable connecting frame 1080 is limited and moved inside the movable adjustment groove 1085 by the limiting blocks 10801, thereby driving the anti-skid reinforcement plate 1082 to be moved, clamped and fixed.

[0032] In order to facilitate the limited movement, adjustment, clamping and fixed installation of the mobile connecting frame 1080 through the rotation adjustment component, in this embodiment, preferably, the rotation adjustment component includes a threaded rod 1088 that is threadedly connected to the edge of the flange 107, and the outer surface of the end of the threaded rod 1088 is located on the surface of the flange 107 and has two locking nuts 1087 that are threadedly rotated. A rotating ring 1084 is rotated at the middle position of the end of the mobile connecting frame 1080, and the end of the threaded rod 1088 and the end of the rotating ring 1084 are fixed by welding, so that the threaded rod 1088 can be rotated to drive the rotating ring 1084 to rotate, thereby pushing the mobile connecting frame 1080 to move and adjust. After adjustment, the locking nut 1087 is rotated to reinforce the installation of the threaded rod 1088.

[0033] In order to facilitate the protection of the outer surface of the threaded rod 1088 after fixing and adjusting by means of a fixed protection component, in this embodiment, preferably, the fixed protection component includes an internal threaded ring three 1086 fixed to the edge of the flange 107 by bolts and located on the outer surface of the threaded rod 1088, and an external threaded protection ring four 1089 is rotated on the outer surface of the internal threaded ring three 1086, and the external threaded protection ring four 1089 is rotated and fixed to the outer surface of the threaded rod 1088 by the internal threaded ring three 1086 to close the fixed protection.

[0034] A spray cleaning mechanism is provided, and the spray cleaning mechanism includes a water inlet component arranged at the top inner part of the main frame 101, a spray cleaning component is arranged on the lower surface of the water inlet component, and the surface of the spray cleaning component is located at the top inner part of the main frame 101 and a closed protection component is arranged. After the loosening equipment body 100 is treated and the soil is loosened, when saline-alkali soil is attached to the inner surface of the main frame 101, the inner surface is sprayed and flushed by the spray cleaning mechanism. The flushing treatment is convenient and not easy to rust, thereby improving the convenience of spraying and flushing the inside of the loosening equipment body 100 after the saline-alkali soil is treated.

[0035] In order to facilitate water inlet spraying and flushing treatment through the water inlet assembly, in the present embodiment, preferably, the water inlet assembly includes a water inlet channel 1011 opened at the top of the main frame 101, and the end of the water inlet channel 1011 is located on the surface of the main frame 101 and a water inlet mounting head 1012 is installed, and the water inlet mounting head 1012 can be connected to an external high-pressure water pipe to inlet water into the water inlet channel 1011, and water is inletted into the water inlet channel 1011 for high-pressure spraying treatment. The outer surface of the water inlet mounting head 1012 is located at the end of the main frame 101 and is fixed with an internal thread ring 1013 by screws, and the inner surface of the internal thread ring 1013 is rotatably provided with an external thread protection ring 2 1014, and the middle position of the external thread protection ring 2 1014 is embedded in the interior of the water inlet mounting head 1012, and after the spraying treatment, the external thread protection ring 2 1014 is rotated by the internal thread ring 1013 until the inner surface of the external thread protection ring 2 1014 is engaged with the internal protection of the water inlet mounting head 1012.

[0036] In order to facilitate the overall spray cleaning treatment of the inner surface of the loosening device body 100 after use through the spray cleaning component, and to prevent rust from occurring, in the present embodiment, preferably, the spray cleaning component includes a mounting groove 1015 provided on the lower surface of the water inlet channel 1011, and a connecting plate 1017 is installed inside the mounting groove 1015 at the bottom end of the water inlet channel 1011, and five nozzles 1018 are rotatably installed on the lower surface of the connecting plate 1017. After the use of the loosening device body 100, when saline-alkali soil adheres to the inner surface, water can enter the water inlet channel 1011 and then the inner surface of the loosening device body 100 can be sprayed and cleaned through the connecting plate 1017 and the nozzle 1018, so that the cleaning treatment is convenient and rust is not likely to occur.

[0037] In order to facilitate the protection of the connecting plate 1017 and the nozzle 1018 after spray cleaning through the closed protection component, and to prevent the soil from entering the inside and being blocked, in the present embodiment, preferably, the closed protection component includes a guard plate 1016 arranged inside the mounting groove 1015, and the upper surface of the guard plate 1016 is integrally formed with a clamping plate 1019 on both sides, and the mounting groove 1015 is provided with a clamping groove 1010 on both sides, and the clamping plate 1019 is snap-fitted and connected with the inside of the clamping groove 1010, and the clamping plate 1019 is snap-fitted into the inside of the clamping groove 1010 to close the guard plate 1016 on the surface of the mounting groove 1015 for surface protection, and after the snap-fitting installation, a locking bolt is rotated on the end surface of the guard plate 1016, and after the guard plate 1016 is snap-fitted and installed, the guard plate 1016 is reinforced and placed again by the locking bolt, so as to facilitate fixed placement and protection.

[0038] The working principle and use process of the present invention: before using the soil loosening equipment for saline-alkali land treatment, firstly, the support frame 104 is fixedly installed with the installation position of the external driving device, and the flange 107 is closed at the end of the external connection shaft, and the fixing bolts are passed through the inside of the installation hole 108 to fix the drive shaft 106 with the external connection shaft. When used after installation, the drive shaft 106 is driven to rotate by the operation of the external connection shaft, and the driving box 103 drives the rotating shafts 109 on both sides to rotate when the drive shaft 106 is running, and the rotation of the clamping plate 1019 is convenient for rotating the loosening knife 105, and the loosening knife 105 is rotated to loosen the saline-alkali land soil;

[0039] Then, when the loosening equipment body 100 is in use for fixed installation, the fixing bolt passes through the inside of the mounting hole 108 to fix the driving shaft 106 with the external connecting shaft. At this time, when the fixing bolt is rotated, the outer surface is in close contact with the inner surface of the inner support plate 1083, and the threaded rod 1088 is rotated again to drive the rotating ring 1084 to rotate inside the movable connecting frame 1080, and when the threaded rod 1088 moves, it drives the movable connecting frame 1080 to move stably through the limit block 10801 inside the movable adjustment groove 1085, until the movable connecting frame 1080 moves and drives the anti-skid reinforcement plate 1082 to move stably and be clamped and fixed on the other side of the fixing bolt. On one side surface, rotate the two locking nuts 1087 again and press them tightly on the surface of the flange 107 to fix the mounting hole 108, and rotate the external threaded protection ring 4 1089 on the inner surface of the internal threaded ring 3 1086 to close the external protection of the threaded rod 1088, so that the anti-skid reinforcement plate 1082 is fixedly clamped on the outer surface of the bolt to strengthen the fixed installation after the bolt is installed. After the loosening equipment body 100 is installed, the driving shaft 106 is not easy to loosen or fall off when the force is applied, and it is safe to operate and use, thereby improving the enhanced fixation of the loosening equipment body 100 on the driving shaft 106 during saline-alkali soil treatment and the stability of the loosening equipment body 100 in use;

[0040] Finally, after the main body 100 of the loosening equipment is fully used, the guard plate 1016 and the external threaded protective ring 1014 can be disassembled, and the water pipe connected to the external high-pressure water pump can be fixedly installed with the water inlet mounting head 1012. After installation, water is introduced into the water inlet channel 1011 through the water inlet mounting head 1012, and then water is introduced into the connecting plate 1017 through the water inlet channel 1011. The internal water of the connecting plate 1017 is sprayed and cleaned by the nozzle 1018 to the inner surface of the main frame 101, the outer surface of the loosening knife 105 and the rotating shaft 109, so as to facilitate the spraying of the saline-alkali soil attached to the surface. Flushing treatment, and convenient internal spray flushing, not easy to be corroded by saline-alkali soil, improve the convenience of internal spray flushing of the loosening equipment body 100 after saline-alkali soil treatment, and not easy to rust, and after flushing, the external threaded protective ring 2 1014 is rotated and closed on the end of the water inlet mounting head 1012 through the internal threaded ring 1013 for protection, and the guard plate 1016 is closed on the lower surface of the mounting groove 1015 for protection through the clamping plate 1019 sliding inside the clamping groove 1010. After closing, it is fixed and installed by the locking bolt, so that it is not easy to enter the soil inside during operation.

[0041] Although embodiments of the present invention have been shown and described (see the above detailed description for details), it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A soil loosening device for saline-alkali land treatment, comprising a loosening device body (100), the loosening device body (100) comprising a main frame (101), a driving box (103) fixedly installed at the middle position inside the main frame (101), support frames (104) are provided at the connection points between the two ends of the upper surface of the main frame (101) and the top of the driving box (103), the ends of the driving box (103) are drivingly connected to a driving shaft (106), the ends of the driving shaft (106) are provided with flanges (107), and mounting holes (108) are provided at the edges of the flanges (107), rotating shafts (109) are rotatably provided at the connection points between the two sides of the bottom end of the driving box (103) and the ends of the main frame (101), a loosening knife (105) is fixedly installed on the outer surface of the rotating shaft (109) by bolts, and a rear cover plate (102) is provided on the rear surface of the main frame (101), characterized in that: The aeration device body (100) is also provided with: A reinforcing fixing mechanism, wherein the reinforcing fixing mechanism comprises a reinforcing fixing component arranged at the edge of the mounting hole (108) and located inside the flange (107), wherein the end of the reinforcing fixing component is located inside the flange (107) and a limited movement component is arranged, wherein the end of the limited movement component is provided with a rotation adjustment component, and wherein the end of the rotation adjustment component is provided with a fixed protection component; A spray cleaning mechanism is provided, and the spray cleaning mechanism comprises a water inlet assembly arranged at the top end inside a main frame (101), a spray cleaning assembly being arranged on the lower surface of the water inlet assembly, and a closed protection assembly being arranged on the surface of the spray cleaning assembly located at the top end inside the main frame (101).

2. The soil loosening equipment for saline-alkali land treatment according to claim 1, characterized in that: The reinforcing fixing assembly comprises a connecting groove (1081) provided at the edge of the mounting hole (108) and located inside the flange (107); an inner supporting plate (1083) is integrally formed on one side of the interior of the connecting groove (1081); and an anti-slip reinforcing plate (1082) is provided on the other side of the interior of the connecting groove (1081).

3. The soil loosening equipment for saline-alkali land treatment according to claim 2 is characterized in that: The limit movement assembly comprises a movable adjustment groove (1085) provided on one side of the connection groove (1081); a movable connection frame (1080) is arranged inside the movable adjustment groove (1085); the end of the movable connection frame (1080) is fixed to the end of the anti-slip reinforcement plate (1082) by welding; and both sides of the end of the movable connection frame (1080) are limited by limit blocks (10801).

4. The soil loosening equipment for saline-alkali land treatment according to claim 3 is characterized in that: The rotation adjustment assembly comprises a threaded rod (1088) threadedly connected to the edge of the flange (107); the outer surface of the end of the threaded rod (1088) is located on the surface of the flange (107) and has two locking nuts (1087) threadedly rotated thereon; a rotating ring (1084) is rotated at the middle position of the end of the movable connecting frame (1080); the end of the threaded rod (1088) and the end of the rotating ring (1084) are fixed by welding.

5. The soil loosening equipment for saline-alkali land treatment according to claim 4 is characterized in that: The fixed protection assembly includes an internal threaded ring three (1086) located on the outer surface of the threaded rod (1088) fixed at the edge of the flange (107) by bolts, and the outer surface of the internal threaded ring three (1086) is a rotating external threaded protection ring four (1089).

6. The soil loosening equipment for saline-alkali land treatment according to claim 1 is characterized in that: The water inlet assembly comprises a water inlet channel (1011) opened at the top of the main frame (101); the end of the water inlet channel (1011) is located on the surface of the main frame (101) and is installed with a water inlet mounting head (1012); the outer surface of the water inlet mounting head (1012) is located at the end of the main frame (101) and is fixed with an internal thread ring (1013) by screws; the inner surface of the internal thread ring (1013) is rotatably provided with an external thread protection ring (1014); the middle position of the external thread protection ring (1014) is embedded in the interior of the water inlet mounting head (1012).

7. The soil loosening equipment for saline-alkali land treatment according to claim 6 is characterized in that: The spray cleaning assembly comprises a mounting groove (1015) provided on the lower surface of the water inlet channel (1011), a connecting plate (1017) being installed inside the mounting groove (1015) at the bottom end of the water inlet channel (1011), and five spray heads (1018) being rotatably installed on the lower surface of the connecting plate (1017).

8. The soil loosening equipment for saline-alkali land treatment according to claim 7, characterized in that: The closed protection component comprises a guard plate (1016) arranged inside the installation groove (1015), and the upper surfaces of the guard plate (1016) are integrally formed with clamping plates (1019) on both sides, and clamping grooves (1010) are opened on both sides of the installation groove (1015), and the clamping plates (1019) are engaged with the inside of the clamping groove (1010), and the end surface of the guard plate (1016) is rotatably provided with locking bolts.

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