CN218831716U - Pesticide fixed point sprinkler - Google Patents

Abstract

The application relates to a fixed-point pesticide spraying device, which belongs to the technical field of agricultural equipment and comprises a cart, a pesticide storage tank, a stand column and a spraying mechanism, wherein the pesticide storage tank is arranged on the cart and used for containing pesticide, and a water outlet pipe is communicated with the pesticide storage tank; the upright post is arranged on the cart, the upright post is rotatably connected with the rotating plate through a rotating shaft, and the upright post is provided with a locking assembly which is used for locking the rotating plate after the rotating plate rotates; spraying mechanism is used for spraying the pesticide to crops on, and spraying mechanism includes water pump, spray tube and spray lance, the one end of water pump and the outlet pipe intercommunication of medicine storage tank, the other end of water pump and the one end intercommunication of spray tube, the other end and the spray lance intercommunication of spray tube, the spray tube sets up on the rotor plate, a plurality of shower nozzles are installed along length direction to the spray lance. Owing to can adjust the spraying angle of shower nozzle to can be better spray the pesticide on crops, consequently improve pesticide sprinkler's pesticide and sprayed efficiency.

Description

Pesticide fixed point sprinkler

Technical Field

The application relates to the technical field of agricultural equipment, in particular to a fixed-point pesticide spraying device.

Background

The pesticide is used for preventing and controlling plant diseases and insect pests and regulating plant growth in agriculture, and is usually sprayed to crops after the crops are planted, so that a pesticide spraying device is used for spraying the pesticide.

In the related art, a patent with publication number CN107549149B and publication number 2020-09-15 discloses a pesticide spraying device, which comprises a stirring box, wherein the top of the stirring box is provided with two first water inlets and a pesticide liquid inlet, and the bottom of the stirring box is provided with a plurality of first trundles; the first partition plate is fixedly connected with two side walls of the stirring box along the width direction of the stirring box respectively; the second partition plate is fixedly connected with the first partition plate and one side wall, opposite to the first partition plate, of the stirring box respectively, and divides an area between the first partition plate and the side wall, opposite to the first partition plate, of the stirring box into two filtering areas; two filter screens, it sets up in two filtration areas separately; the stirring device is arranged between the first partition plate and the other side wall, opposite to the first partition plate, of the stirring box; the bottom of the spraying box is provided with a plurality of second trundles and a plurality of first water outlet holes; and the water pipe is communicated with the spraying box and the stirring box. During the use, close valve or switch on the water pipe earlier, with water through first water inlet introduction agitator tank in, treat that agitating unit will mix the liquid and stir the back, open the valve and make mixed liquid flow in the spray tank through the water pipe, the even stream of rethread first apopore is to crops on, promotes agitator tank and spray tank along the extending direction of a line of crops simultaneously, makes the pesticide constantly spray on crops.

With respect to the related art among the above, the inventors found that the following drawbacks exist: because first apopore sets up in spraying the bottom half, consequently it is fixed to spray the angle, and it is limited to spray the scope for the staff can't adjust the device to suitable angle of spraying, thereby can't be better spray the pesticide on crops, makes the drug effect of pesticide difficult to exert, leads to pesticide sprinkler's pesticide to spray efficiency lower.

SUMMERY OF THE UTILITY MODEL

In order to improve pesticide sprinkler's pesticide and spray efficiency, this application provides a pesticide fixed point sprinkler, adopts following technical scheme:

a fixed-point pesticide spraying device comprises a cart, a pesticide storage tank, a stand column and a spraying mechanism, wherein the pesticide storage tank is arranged on the cart and used for containing pesticide, and a water outlet pipe is communicated with the pesticide storage tank; the upright post is arranged on the trolley and is rotatably connected with a rotating plate through a rotating shaft, and the upright post is provided with a locking assembly which is used for locking the rotating plate after the rotating plate rotates; the spraying mechanism is used for spraying the pesticide to crops, the spraying mechanism includes water pump, spray tube and spray lance, the one end of water pump with the outlet pipe intercommunication of medicine storage tank, the other end of water pump with the one end intercommunication of spray tube, the other end of spray tube with the spray lance intercommunication, the spray tube set up in on the rotor plate, a plurality of shower nozzles are installed along length direction to the spray lance.

By adopting the technical scheme, when the pesticide spraying device is used, a pesticide is placed in the pesticide storage tank, then the rotating plate is driven to rotate on the stand column according to actual needs, so that the spray pipe is driven to rotate, the spray head faces to crops, then the rotating plate is locked by the locking assembly, then the water pump is started, and the spray head is used for spraying the pesticide onto the crops;

owing to can adjust the spraying angle of shower nozzle to can be better spray the pesticide on crops, consequently improved pesticide sprinkler's pesticide spraying efficiency.

Further, locking Assembly includes fixed plate, locking bolt and fitting pin, fixed plate fixed connection in on the stand, the fitting pin rotate connect in the fixed plate, seted up in the pivot of rotor plate with the jack of fitting pin adaptation, the fitting pin can the joint in the jack, locking bolt is used for locking the rotation of fitting pin, locking bolt with fixed plate threaded connection, and wear to arrange in the fixed plate with the fitting pin butt.

Through adopting above-mentioned technical scheme, when the rotor plate rotated, the fitting pin can rotate together along with the pivot of rotor plate, after adjusting turned angle, screwed up the locking bolt for the fitting pin can't continue to rotate, thereby makes the rotor plate can't continue to rotate.

Furthermore, the cross section that the locking pin kept away from locking bolt one end is the cross, and is corresponding, the cross section of jack also is the cross.

Through adopting above-mentioned technical scheme, it is crisscross purpose to set up the cross section that the fitting pin kept away from locking bolt one end and improve the fastness that fitting pin and jack are fixed.

Furthermore, the stand includes first pillar and second pillar, the second pillar slide connect in the first pillar, be provided with the drive on the first pillar the lifting unit that the second pillar slided, the rotor plate rotate connect in on the second pillar.

Through adopting above-mentioned technical scheme, utilize lifting unit drive second pillar to slide in first pillar to can adjust the height of shower nozzle to the altitude mixture control of crops, and then improve pesticide sprinkler's application scope.

Furthermore, the lifting assembly comprises a gear, a rack and a driving piece, the rack is fixedly connected to the outer side wall of the second support column, the outer side wall of the first support column is fixedly connected with an installation block, the gear is rotatably connected in the installation block, and the gear is meshed with the rack; the driving piece is used for driving the gear to rotate; set up spacing subassembly on the first pillar, spacing subassembly is used for right the sliding of second pillar is spacing.

Through adopting above-mentioned technical scheme, during the use, utilize driving piece drive gear to rotate, through the meshing effect of gear and rack for the rack slides along the direction of keeping away from ground, thereby drives the second pillar and slides along the direction of keeping away from ground, waits to slide to required position after, utilizes spacing subassembly to carry on spacingly to sliding of second pillar.

Furthermore, the limiting assembly comprises a limiting tooth and a spring, one end of the spring is fixedly connected to the first support, the other end of the spring is fixedly connected with the limiting tooth, and the limiting tooth can be meshed with the rack.

Through adopting above-mentioned technical scheme, during sliding, drive spacing tooth extrusion spring for the spring shrink, wait to slide to required position after, not exerting external force to spacing tooth, spacing tooth can stretch under the effect of spring and reset, thereby mesh mutually with the rack, and then can fix the second pillar.

Furthermore, the first support column slides in the cart in a reciprocating manner, the sliding direction is perpendicular to the height direction of the first support column, and a sliding assembly for driving the first support column to slide is arranged on the cart.

Through adopting above-mentioned technical scheme, utilize the subassembly drive first pillar that slides reciprocal sliding in the shallow to can increase the area of spraying of shower nozzle, and then can improve and spray efficiency.

Further, the subassembly that slides includes motor and reciprocal lead screw, the motor install in on the shallow lateral wall, the output shaft of motor with reciprocal lead screw coaxial fixed connection, reciprocal lead screw rotate connect in the shallow is kept away from on the inner wall of medicine storage tank, reciprocal lead screw threaded connection has the slider, the slider slide connect in on the inner wall of electronic shallow, the slider with first pillar fixed connection.

Through adopting above-mentioned technical scheme, starter motor, the reciprocal lead screw of motor drive rotates, and reciprocal lead screw drive slider slides on the inner wall of shallow to drive first pillar subassembly and slide in the shallow.

Furthermore, the spray pipe includes first spray pipe and second spray pipe, the one end of first spray pipe with the water pump intercommunication, the other end of first spray pipe with the one end intercommunication of second spray pipe, the other end of second spray pipe with the spray lance intercommunication, first spray pipe sets up to the hose, the second spray pipe sets up to the hard tube, the second spray pipe can dismantle connect in on the rotor plate.

Through adopting above-mentioned technical scheme, set up first spray pipe and be the hose, the purpose that the second spray pipe is the hard tube is convenient for realize the spray lance along with the lift and the sliding of rotor plate, sets up the purpose that the second spray pipe can be dismantled with the rotor plate and be connected and be convenient for overhaul and change the second spray pipe.

Furthermore, the rotating plate is hinged with two semicircular plates, one ends of the two semicircular plates, which are far away from the rotating plate, are fixed through bolts, and the second water spray pipes can be inserted into the two semicircular plates.

Through adopting above-mentioned technical scheme, during the use, unscrew the bolt on two semicircle boards, drive two semicircle boards and rotate in order to loosen the second spray pipe to can realize the dismantlement of second spray pipe.

In summary, the present application at least includes the following beneficial technical effects:

1. by arranging the rotating plate and the locking assembly, when the pesticide spraying device is used, pesticides are placed in the pesticide storage tank, then the rotating plate is driven to rotate on the stand column according to actual needs, so that the spray pipe is driven to rotate, the spray head faces to crops, then the rotating plate is locked by the locking assembly, then the water pump is started, and the spray head is used for spraying the pesticides to the crops; owing to can adjust the spraying angle of shower nozzle to can be better spray the pesticide on crops, consequently improve pesticide sprinkler's pesticide and sprayed efficiency.

2. Through setting up lifting unit, utilize lifting unit drive second pillar to slide in first pillar to can adjust the height of shower nozzle to the altitude mixture control of crops, and then improve pesticide sprinkler's application scope.

3. Through setting up the subassembly that slides, utilize the first pillar of subassembly drive that slides reciprocal sliding in the shallow to can increase the area of spraying of shower nozzle, and then can improve and spray efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

FIG. 2 is a schematic view showing the connection between the semicircular plate and the second sprinkler pipe.

Fig. 3 is a schematic structural diagram showing a connection relationship between the upright post and the sliding component.

Fig. 4 is a structural schematic diagram of the connection relationship between the upright post, the T-shaped block and the pulley.

Fig. 5 is a schematic view of a portion of the first column and the mounting block cut away to show the lifting assembly and the limiting assembly.

Fig. 6 is a schematic view showing the structure of the locking assembly.

Description of reference numerals: 1. pushing a cart; 2. a medicine storage tank; 3. a column; 31. a first support column; 32. a second support; 4. a rotating plate; 5. a spraying mechanism; 51. a water pump; 52. a nozzle; 521. a first water spray pipe; 522. a second water spray pipe; 53. a spray boom; 54. a spray head; 6. a moving wheel; 7. a handle; 8. a water inlet pipe; 9. a cover is turned; 10. a water outlet pipe; 11. a semicircular plate; 12. a slipping component; 121. a motor; 122. a reciprocating screw; 14. a motor cover; 15. a T-shaped block; 16. a T-shaped slot; 17. a pulley; 18. a lifting assembly; 181. a gear; 182. a rack; 183. a drive member; 19. mounting blocks; 20. a limiting component; 201. limiting teeth; 202. mounting a plate; 203. a spring; 21. a locking assembly; 211. a fixing plate; 212. locking the bolt; 213. a locking pin; 22. a jack; 23. the groove is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The application discloses pesticide fixed point sprinkler.

Note that the fixed point in this application refers to the spraying angle and height of the spray head 54 after the spraying angle and height adjustment of the spray head 54 is completed.

Referring to fig. 1, a fixed point pesticide spraying device comprises a cart 1, a pesticide storage tank 2, a stand column 3, a rotating plate 4 and a spraying mechanism 5, wherein the pesticide storage tank 2 is fixedly connected to the cart 1 and used for containing pesticide; stand 3 sets up in the one end that medicine storage tank 2 was kept away from to shallow 1, and stand 3 rotates through the pivot and is connected with rotor plate 4, and spray mechanism 5 sets up on rotor plate 4, and communicates with medicine storage tank 2 for spray the pesticide to crops on.

The cart 1 is rotatably connected with four moving wheels 6, and the four moving wheels 6 are respectively arranged at two sides of two ends of the cart 1. One end of the cart 1 close to the medicine storage tank 2 is fixedly connected with a handle 7.

Medicine storage tank 2 keeps away from the one end intercommunication that removes wheel 6 has inlet tube 8, and offers the opening that is used for putting in the pesticide, and medicine storage tank 2 is last to be connected with through the hinge rotation and to be used for opening and close open-ended flip 9, and medicine storage tank 2 is close to the one end intercommunication that removes wheel 6 and has outlet pipe 10.

Referring to fig. 1 and 2, the spraying mechanism 5 includes a water pump 51, a spray pipe 52 and a spray rod 53, the water pump 51 is mounted on the inner wall of the cart 1 through bolts, one end of the water pump 51 is communicated with the water outlet pipe 10 of the medicine storage tank 2 through a threaded joint, the other end of the water pump 51 is communicated with one end of the spray pipe 52 through a threaded joint, the other end of the spray pipe 52 is communicated with the spray rod 53 through a threaded joint, the spray pipe 52 is arranged on the rotating plate 4, and the spray rod 53 is in threaded connection with a plurality of spray heads 54 along the length direction.

The nozzle 52 includes a first nozzle 521 and a second nozzle 522, one end of the first nozzle 521 is connected to the water pump 51 through a screw joint, the other end of the first nozzle 521 is connected to one end of the second nozzle 522 through a screw joint, the other end of the second nozzle 522 is connected to the spray bar 53 through a screw joint, the first nozzle 521 is provided as a hose, the second nozzle 522 is provided as a hard pipe, and the second nozzle 522 is detachably connected to the rotary plate 4.

Two semicircular plates 11 are hinged to the rotating plate 4 through a hinge shaft, one ends, far away from the rotating plate 4, of the two semicircular plates 11 are fixed through bolts, and the second water spray pipes 522 can be inserted into the two semicircular plates 11.

Referring to fig. 1 and 3, the upright column 3 slides in the cart 1 in a reciprocating manner, the sliding direction is perpendicular to the height direction of the upright column 3, and a sliding assembly 12 for driving the upright column 3 to slide is arranged on the inner wall of one end of the cart 1 far away from the medicine storage tank 2.

The sliding assembly 12 can include a motor 121 and a reciprocating lead screw 122, the motor 121 is installed on the side wall of the cart 1 through a bolt, an output shaft of the motor 121 is connected with the reciprocating lead screw 122 in a coaxial and fixed mode, a sliding groove is formed in the inner wall of the cart 1 far away from the medicine storage tank 2, the reciprocating lead screw 122 is connected in the sliding groove in a rotating mode, the reciprocating lead screw 122 is connected with a sliding block in a threaded mode, the sliding block is connected to the inner wall of the electric cart 1 in a sliding mode along the sliding groove, and the sliding block is fixedly connected with the first supporting column 31. A motor cover 14 for covering the motor 121 is mounted on the side wall of the cart 1 through bolts.

Referring to fig. 3 and 4, the bottom of the upright column 3 is fixedly connected with a T-shaped block 15, a T-shaped groove 16 matched with the T-shaped block 15 is formed in the bottom wall of the cart 1, and the T-shaped block 15 slides on the bottom wall of the cart 1 along the T-shaped groove 16. The side wall of the T-shaped block 15 far away from the upright post 3 is rotatably connected with a plurality of pulleys 17 through a rotating shaft.

Referring to fig. 5, the upright post 3 includes a first support 31 and a second support 32, the second support 32 is slidably connected in the first support 31, and the first support 31 is provided with a lifting assembly 18 for driving the second support 32 to slidably move.

The lifting assembly 18 may include a gear 181, a rack 182 and a driving member 183, the rack 182 is fixedly connected to the sidewall of the second pillar 32, the sidewall of the first pillar 31 is fixedly connected to the mounting block 19, the gear 181 is rotatably connected to the inside of the mounting block 19, and the gear 181 is engaged with the rack 182; the driving member 183 may be a rocker, which is rotatably connected to the outer wall of the mounting block 19 and coaxially and fixedly connected to the gear 181; the first supporting column 31 is provided with a limiting component 20, and the limiting component 20 is used for limiting the sliding of the second supporting column 32.

The two sets of limiting assemblies 20 are provided, the two racks 182 are respectively and fixedly connected to the side wall of the second support column 32 far away from the side wall, and the two racks 182 correspond to the two sets of limiting assemblies 20 one to one.

Taking a set of limiting assembly 20 as an example, the set of limiting assembly 20 includes a plurality of limiting teeth 201, a mounting plate 202 and a plurality of springs 203, one ends of the plurality of springs 203 are all fixedly connected to the first support 31, the other ends of the plurality of springs 203 are fixedly connected to the mounting plate 202, the plurality of limiting teeth 201 are all fixedly connected to one side of the mounting plate 202 far away from the springs 203, and the plurality of limiting teeth 201 can all mesh with the rack 182.

Referring to fig. 5, the pivotal plate 4 is pivotally coupled to the second support post 32, and the locking assembly 21 is provided on the second support post 32, and the locking assembly 21 is used to lock the pivotal plate 4 after the pivotal plate 4 is pivoted.

Referring to fig. 5 and 6, the locking assemblies 21 are arranged in two sets, and the two sets of locking assemblies 21 are arranged on the side wall of the second support column 32 away from each other. Taking a set of locking assemblies 21 as an example, the set of locking assemblies 21 includes a fixing plate 211, a locking bolt 212 and a locking pin 213, the fixing plate 211 is fixedly connected to the first pillar 31, a rotating groove 23 is formed in the fixing plate 211, the locking pin 213 is rotatably connected in the rotating groove 23, the locking bolt 212 is in threaded connection with the fixing plate 211 and is inserted in the fixing plate 211 to abut against the locking pin 213.

One end of the locking pin 213, which is far away from the locking bolt 212, is arranged in a cross shape, a jack 22 which is matched with the locking pin 213 is formed in the rotating shaft of the rotating plate 4, and the locking pin 213 can be clamped in the jack 22.

The implementation principle of the embodiment is as follows: when in use, water is injected into the medicine storage tank 2 through the water inlet pipe 8, then the opening is opened by rotating the flip cover 9, and pesticide is put into the opening;

then, according to actual needs, the rotating plate 4 is driven to rotate on the upright post 3, and after the rotating angle is adjusted, the locking bolt 212 is screwed down, so that the locking pin 213 cannot rotate continuously, and the rotating plate 4 cannot rotate continuously; then, the rocker is rocked, the rocker drives the gear 181 to rotate, the gear rack 182 slides along the direction far away from the ground through the meshing action of the gear 181 and the gear rack 182, so that the second support column 32 is driven to slide along the direction far away from the ground, during sliding, the limiting teeth 201 are driven to extrude the spring 203, the spring 203 contracts, after the second support column is slid to a required position, external force is not applied to the limiting teeth 201, the limiting teeth 201 can stretch under the action of the spring 203 to reset, so that the second support column 32 is meshed with the gear rack 182, and the second support column 32 is fixed;

then, the water pump 51 is started, and the pesticide is sprayed to the crops by the spray head 54; then, the cart 1 is manually pushed to advance, meanwhile, the motor 121 is started, the motor 121 drives the reciprocating lead screw 122 to rotate, the reciprocating lead screw 122 drives the sliding block to slide on the inner wall of the cart 1, so that the first support column 31 component is driven to slide in the cart 1, and the spraying area of the spray head 54 is increased;

when the second water spray pipe 522 needs to be disassembled, the bolts on the two semicircular plates 11 are loosened, and the two semicircular plates 11 are driven to rotate so as to loosen the second water spray pipe 522, so that the second water spray pipe 522 can be disassembled.

Claims (10)

1. The utility model provides a pesticide fixed point sprinkler which characterized in that: the pesticide spraying device comprises a cart (1), a pesticide storage tank (2), a stand column (3) and a spraying mechanism (5), wherein the pesticide storage tank (2) is arranged on the cart (1) and used for containing pesticide, and a water outlet pipe (10) is communicated with the pesticide storage tank (2); the upright post (3) is arranged on the cart (1), the upright post (3) is rotatably connected with the rotating plate (4) through a rotating shaft, a locking assembly (21) is arranged on the upright post (3), and the locking assembly (21) is used for locking the rotating plate (4) after the rotating plate (4) rotates; spray mechanism (5) are used for spraying the pesticide to crops on, spray mechanism (5) include water pump, spray tube (52) and spray lance (53), the one end of water pump with outlet pipe (10) the intercommunication of medicine storage tank (2), the other end of water pump with the one end intercommunication of spray tube (52), the other end of spray tube (52) with spray lance (53) intercommunication, spray tube (52) set up in on rotor plate (4), a plurality of shower nozzles (54) are installed along length direction in spray lance (53).

2. A pesticide spot spraying apparatus as claimed in claim 1, wherein: locking Assembly (21) include fixed plate (211), locking bolt (212) and fitting pin (213), fixed plate (211) fixed connection in on stand (3), fitting pin (213) rotate connect in fixed plate (211), seted up in the pivot of rotor plate (4) with jack (22) of fitting pin (213) adaptation, fitting pin (213) can the joint in jack (22), locking bolt (212) are used for locking the rotation of fitting pin (213), locking bolt (212) with fixed plate (211) threaded connection, and wear to arrange in fixed plate (211) with fitting pin (213) butt.

3. A pesticide spot spraying apparatus as claimed in claim 2, wherein: the cross section that lockpin (213) kept away from lockbolt (212) one end is the cross, and is corresponding, the cross section of jack (22) also is the cross.

4. A pesticide spot spraying apparatus as claimed in claim 1, wherein: stand (3) include first pillar (31) and second pillar (32), second pillar (32) slide connect in first pillar (31), be provided with the drive on first pillar (31) second pillar (32) lift assembly (18) that slide, rotor plate (4) rotate connect in on second pillar (32).

5. A pesticide spot spraying apparatus as claimed in claim 4, wherein: the lifting assembly (18) comprises a gear (181), a rack (182) and a driving piece (183), the rack (182) is fixedly connected to the outer side wall of the second support column (32), the outer side wall of the first support column (31) is fixedly connected with a mounting block (19), the gear (181) is rotatably connected into the mounting block (19), and the gear (181) is meshed with the rack (182); the driving piece (183) is used for driving the gear (181) to rotate; set up spacing subassembly (20) on first pillar (31), spacing subassembly (20) are used for spacing sliding of second pillar (32).

6. A pesticide spot spraying apparatus as set forth in claim 5, wherein: spacing subassembly (20) include spacing tooth (201) and spring (203), the one end fixed connection of spring (203) in on first pillar (31), the other end of spring (203) with spacing tooth (201) fixed connection, spacing tooth (201) can with rack (182) mesh mutually.

7. A pesticide spot spraying apparatus as claimed in claim 4, wherein: first pillar (31) reciprocal slide in shallow (1), and the direction of sliding with first pillar (31) direction of height is perpendicular, be provided with the drive on shallow (1) first pillar (31) slip subassembly (12) that slide.

8. A pesticide spot spraying apparatus as claimed in claim 7, wherein: slip subassembly (12) including motor (121) and reciprocal lead screw (122), motor (121) install in on shallow (1) lateral wall, the output shaft of motor (121) with reciprocal lead screw (122) coaxial fixed connection, reciprocal lead screw (122) rotate connect in shallow (1) is kept away from on the inner wall of medicine storage tank (2), reciprocal lead screw (122) threaded connection has the slider, the slider slide connect in on the inner wall of shallow (1), the slider with first pillar (31) fixed connection.

9. A pesticide spot spraying apparatus as set forth in claim 1, wherein: the spray pipe (52) comprises a first spray pipe (521) and a second spray pipe (522), one end of the first spray pipe (521) is communicated with the water pump, the other end of the first spray pipe (521) is communicated with one end of the second spray pipe (522), the other end of the second spray pipe (522) is communicated with the spray rod (53), the first spray pipe (521) is arranged to be a hose, the second spray pipe (522) is arranged to be a hard pipe, and the second spray pipe (522) is detachably connected to the rotating plate (4).

10. A pesticide spot spraying apparatus as set forth in claim 9, wherein: the rotating plate (4) is hinged with two semicircular plates (11), one ends, far away from the rotating plate (4), of the semicircular plates (11) are fixed through bolts, and the second water spraying pipes (522) can be inserted into the two semicircular plates (11).

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