CN214788499U - Hydraulic nut for mounting rudder stock and rudder stock - Google Patents

Abstract

The application relates to a hydraulic nut is used in installation of tiller and rudderstock, it is including being used for the hydraulic nut of threaded connection on the rudderstock, the diapire of hydraulic nut is used for the butt at the diapire of tiller, still including being used for the cover to establish on the rudderstock and be located the locking ring seat of hydraulic nut top and set up the retaining ring seat on the hydraulic nut lateral wall, locking ring seat passes through the installation component to be fixed on the rudderstock, links to each other through locking Assembly between the lateral wall of locking ring seat and the lateral wall of retaining ring seat. This application has the effect of keeping the interval between retainer ring seat and the locking ring seat stable, plays the restriction effect to the rotation of retainer ring seat simultaneously, has reduced the probability that takes place not hard up between hydraulic nut and the rudderstock, has improved the stability of tiller registrate on the rudderstock.

Description

Hydraulic nut for mounting rudder stock and rudder stock

Technical Field

The application relates to the field of hydraulic nuts, in particular to a hydraulic nut for mounting a tiller and a tiller.

Background

The hydraulic nut utilizes super high pressure oil to generate a thrust on the shaft and a tension on the shaft sleeve, so that the shaft and the shaft sleeve are uniformly stressed and connected together.

In the related technology, a rudder stock and a rudder stock of a hydraulic steering engine are in taper sleeve fit, and the rudder stock are fixedly connected through a hydraulic nut; before assembly, an oil groove is formed in the inner wall of the tiller; during the assembly, with hydraulic nut threaded connection on the rudderstock earlier, and press the upper surface at the tiller with hydraulic nut's lower surface, then overlap the tiller on the tiller, pour oil in to the tiller oil groove through manual oil pump, the tiller hole can expand under the effect of oil pressure, reuse manual oil pump is suppressed to hydraulic nut, the inside annular plunger of hydraulic nut is ejecting under the promotion of oil pressure, promote the tiller downstream, because tiller and tiller are the tapering registrate and close, the more of tiller downstream, it is tighter that the registrate is between tiller and the tiller.

And (3) measuring the downward displacement value of the tiller along with the downward movement of the tiller, unloading the oil pressure of an oil groove of the tiller when the displacement value of the tiller reaches the displacement value required by design, so that an inner hole of the tiller can be contracted to be tightly pressed on the tiller, unloading the oil pressure on a hydraulic nut, screwing the hydraulic nut on the upper end surface of the tiller, and completing the sleeving installation between the tiller and the tiller.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: hydraulic nut threaded connection is on the rudderstock, and when the rudderstock was under the static load state, hydraulic nut can satisfy the auto-lock condition, but when the rudderstock was in when becoming the load state, it was not hard up easily between rudderstock and the hydraulic nut, loosened even, had influenced the connection stability between tiller and the rudderstock.

Disclosure of Invention

In order to improve the problem that the connection stability between the tiller and the tiller is influenced due to the fact that the tiller and the hydraulic nut are easy to loosen, the application provides a hydraulic nut for mounting the tiller and the tiller.

The application provides a hydraulic nut for installation of tiller and rudderstock adopts following technical scheme:

the utility model provides a hydraulic nut is used in installation of tiller and rudderstock, is including being used for the hydraulic nut of threaded connection on the rudderstock, the diapire of hydraulic nut is used for the butt at the diapire of tiller, still including being used for the cover to establish on the rudderstock and be located the check ring seat of hydraulic nut top and set up the retaining ring seat on the hydraulic nut lateral wall, check ring seat passes through the installation component to be fixed on the rudderstock, link to each other through the locking Assembly between the lateral wall of check ring seat and the lateral wall of retaining ring seat.

Through adopting above-mentioned technical scheme, when hydraulic nut closes the fixed registrate of tiller on the rudderstock, utilize installation component with locking ring seat fixed mounting on the rudderstock, then through locking component with the interval between locking ring seat and the fixed ring seat remain stable, to the vibrations and the rotation of fixed ring seat play the restriction effect to fix hydraulic nut on the rudderstock steadily, reduced the probability that takes place not hard up between hydraulic nut and the rudderstock, improved the stability of the fixed registrate of tiller on the rudderstock.

Optionally, the mounting assembly comprises a plurality of mounting bolts, a plurality of mounting holes are formed in the side wall of the anti-loosening ring seat along the circumferential direction of the anti-loosening ring seat, first threaded holes in one-to-one correspondence with the mounting holes are formed in the side wall of the rudder stock, and one ends of the mounting bolts penetrate through the mounting holes and are in threaded connection with the first threaded holes.

By adopting the technical scheme, during installation, the anti-loosening ring seat is sleeved on the rudder stock, one end of the installation bolt penetrates through the installation hole and is in threaded connection with the first threaded hole, and then the anti-loosening ring seat is stably fixed on the rudder stock; this mounting means, simple structure, convenient operation.

Optionally, the inner ring wall of the anti-loosening ring seat is tightly attached to the side wall of the rudder stock through a rubber ring pad, and the side wall of the rubber ring pad is provided with a through hole for the installation bolt to pass through.

By adopting the technical scheme, the arrangement of the rubber ring pad strengthens the attaching tightness between the inner ring wall of the anti-loosening ring seat and the side wall of the rudder stock, and improves the stability of the anti-feeding ring seat fixed on the rudder stock; meanwhile, the rubber ring pad is made of rubber, so that a good damping effect is achieved, the rubber ring pad has a buffering effect on the vibration of the rudder stock, and the probability of looseness between the hydraulic nut and the rudder stock is further reduced.

Optionally, the locking subassembly is including fitting with a contraceptive ring and setting up a plurality of upper poles on the roof of fitting with a contraceptive ring, be equipped with the ring chamber that is used for holding and fits with a contraceptive ring and a plurality of upper poles in the fixed ring seat, be equipped with the altitude mixture control spare that is used for the drive to fit with a contraceptive ring and goes up and down in the ring chamber, the roof of fixed ring seat be equipped with a plurality of upper poles one-to-one's lift hole, the one end that the upper ring was kept away from to the upper pole passes the lift hole and is connected with the locating piece, the diapire of locking ring seat is equipped with and supplies locating piece male constant head tank.

Through adopting above-mentioned technical scheme, utilize altitude mixture control spare drive to fit with a contraceptive ring and shift up, and then fit with a contraceptive ring and drive the upper boom and move up to insert the locating piece in the constant head tank, and then keep stable with the interval between locking ring seat and the fixed ring seat, play the limiting displacement to the rotation of fixed ring seat simultaneously, reduced the probability that the not hard up phenomenon appears between hydraulic nut and the rudderstock, so that fix hydraulic nut on the rudderstock steadily, improved the stability of rudderstock registrate on the rudderstock.

Optionally, the height adjusting part includes two relative sliding connections and links the linkage piece of the diapire of fitting with a contraceptive ring, with the screw rod that the lateral wall of linkage piece rotated and is connected, it all is equipped with the domatic that slides of mutually supporting to fit with the relative lateral wall of linkage piece to fit with a contraceptive ring, the domatic lower one end that slides faces the inner diapire of ring cavity, the domatic higher one end that slides faces the outer diapire of fixed ring seat, the outer diapire of fixed ring seat is equipped with the second screw hole with screw rod threaded connection, the one end that the linkage piece was kept away from to the screw rod passes the second screw hole and is equipped with the handle.

By adopting the technical scheme, a person holds the handle and rotates the screw rod to enable the screw rod to gradually rotate towards the annular cavity, and the screw rod is rotationally connected with the side wall of the linkage block, so that the linkage block is pushed to slide towards the inner annular wall direction of the fixed annular seat along with the rotation of the screw rod, the linkage block pushes the upper ring to move upwards, and the upper ring drives the upper rod to move upwards so as to insert the positioning block into the positioning groove; on the contrary, similarly, when the screw drives the linkage block to slide towards the inner annular wall direction of the fixed ring seat, the upper ring loses the driving force along with the sliding of the linkage block, and the upper ring moves downwards through the self gravity, so that the positioning block slides out of the positioning groove, and the hydraulic nut is conveniently taken down from the rudder stock by personnel; the adjusting mode is simple in structure and convenient to operate.

Optionally, the bottom wall of the linkage block is connected with a lower ring in a sliding manner, opposite side walls of the linkage block and the lower ring are respectively provided with a guide inclined plane which is matched with each other, a higher end of the guide inclined plane faces an inner ring wall of the fixed ring seat, a lower end of the guide inclined plane faces an outer ring wall of the fixed ring seat, the bottom wall of the lower ring is provided with a plurality of lower rods, the bottom wall of the fixed ring seat is provided with a plurality of jacks, one ends of the lower rods, far away from the lower ring, penetrate through the jacks and are connected with the abutting blocks, and the top wall of the tiller is provided with abutting grooves for the abutting blocks to be inserted into.

By adopting the technical scheme, when the linkage block slides towards the inner annular wall direction of the fixed ring seat, the linkage block pushes the upper ring to move upwards, the linkage block pushes the lower ring to move downwards, the lower ring drives the abutting block to move downwards through the lower rod and is inserted into the abutting groove along with the downward movement of the lower ring, so that the distance between the fixed ring seat and the top wall of the rudder stock can be kept stable, the effect of limiting the rotation of the fixed ring seat is further enhanced, the stability of the hydraulic nut fixed on the rudder stock is improved, and the rudder stock is stably sleeved on the rudder stock.

Optionally, the linkage block is located the domatic and direction inclined plane's that slide lateral wall all is equipped with the dovetail block, the lateral wall of going up the ring and lower ring all is equipped with the dovetail that supplies the dovetail block to slide.

Through adopting above-mentioned technical scheme, the cooperation of forked tail piece and dovetail, realized the linkage piece respectively with fit with a contraceptive ring and the lower slip between the ring is connected, when the linkage piece slides to the outer rampart direction of fixed ring seat, the linkage piece drives and fits with a contraceptive ring and the lower ring is close to each other, and then fits with a contraceptive ring and moves the locating piece through the upper boom and move down, the lower ring drives through the lower boom simultaneously and supports the piece and shift up to can take out the locating piece from the constant head tank, support the piece and take out from supporting the inslot, the personnel of being convenient for pull down hydraulic nut and overhaul the maintenance.

Optionally, the side walls of the upper ring and the lower ring are provided with lifting blocks, and a lifting groove for the lifting blocks to slide is formed in the cavity wall of the annular cavity and in the axial direction of the fixed ring seat.

Through adopting above-mentioned technical scheme, the cooperation of elevator and lift groove plays direction and limiting displacement to the lift direction of fitting with a contraceptive ring and lower ring in the ring chamber.

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

1. the locking assembly is utilized to keep the interval between the anti-loosening ring seat and the fixed ring seat stable, and the locking assembly has a limiting effect on the vibration and the rotation of the fixed ring seat so as to stably fix the hydraulic nut on the rudder stock, reduce the probability of looseness between the hydraulic nut and the rudder stock and improve the stability of the sleeving of the rudder stock on the rudder stock;

2. the upper ring is driven to move upwards by the height adjusting piece, so that the upper ring drives the upper rod to move upwards, the positioning block is inserted into the positioning groove, the distance between the anti-loosening ring seat and the fixed ring seat is kept stable, the rotation of the fixed ring seat is limited, and the probability of loosening between the hydraulic nut and the rudder stock is reduced;

3. when the linkage block slides towards the inner annular wall direction of the fixed ring seat, the linkage block pushes the upper ring to move upwards, meanwhile, the linkage block pushes the lower ring to move downwards, and along with the downward movement of the lower ring, the lower ring drives the abutting block to move downwards through the lower rod and is inserted into the abutting groove, so that the distance between the fixed ring seat and the top wall of the tiller can be kept stable, and the effect of limiting the rotation of the fixed ring seat is further enhanced.

Drawings

FIG. 1 is a schematic view of the overall structure of a hydraulic nut for mounting a tiller and a tiller according to an embodiment of the present invention.

Fig. 2 is a schematic sectional view of the plane a-a in fig. 1.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic sectional view of the plane B-B in fig. 1.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Fig. 6 is an enlarged view of a portion C in fig. 4.

Description of reference numerals: 1. a tiller; 2. a tiller; 3. a hydraulic nut; 4. a locking ring seat; 5. a stationary ring seat; 6. mounting the component; 61. installing a bolt; 62. mounting holes; 63. a first threaded hole; 64. a rubber ring pad; 65. a through hole; 7. a locking assembly; 71. ring fitting; 72. a rod is arranged; 73. an annular cavity; 74. a lifting hole; 75. positioning blocks; 76. positioning a groove; 8. a height adjustment member; 81. a linkage block; 82. a screw; 83. a sliding slope surface; 84. a second threaded hole; 85. a handle; 9. a lower ring; 10. a guide slope; 11. a lower rod; 12. a jack; 13. a resisting block; 14. a butting groove; 15. a dovetail block; 16. a dovetail groove; 17. a lifting block; 18. a lifting groove.

Detailed Description

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

The embodiment of the application discloses a hydraulic nut for mounting a tiller and a tiller. Referring to fig. 1, the hydraulic nut for mounting a rudder stock and a rudder stock comprises a hydraulic nut 3 which is in threaded connection with a rudder stock 2, the bottom wall of the hydraulic nut 3 is abutted against the top wall of the rudder stock 1, in order to enhance the stability of the hydraulic nut 3 fixed on the rudder stock 1, a check ring seat 4 is sleeved on the rudder stock 2, the check ring seat 4 is fixed on the rudder stock 2 through a mounting assembly 6, the check ring seat 4 is positioned above the hydraulic nut 3, a fixed ring seat 5 is fixedly sleeved on the side wall of the hydraulic nut 3, the check ring seat 4 is fixedly connected with the side wall of the fixed ring seat 5 through a locking assembly 7, and then the fixed ring seat 5 is stably fixed on the rudder stock 2, thereby enhancing the stability of the hydraulic nut 3 fixed on the rudder stock 2, reducing the vibration of the rudder stock 1, the probability of looseness between the rudder stock 2 and the hydraulic nut 3 is increased, and the stability of connection between the rudder stock 1 and the rudder stock 2 is improved.

Referring to fig. 2 and 3, the mounting assembly 6 includes a plurality of mounting bolts 61, a plurality of mounting holes 62 are formed in the side wall of the check ring seat 4 along the circumferential direction thereof, and a plurality of first threaded holes 63 in threaded fit with the mounting bolts 61 are formed in the side wall of the rudder stock 2; during installation, the anti-loosening ring seat 4 is firstly sleeved on the rudder stock 2, the plurality of mounting holes 62 are in one-to-one correspondence with the plurality of first threaded holes 63, one end of the mounting bolt 61 penetrates through the mounting holes 62 and is in threaded connection with the first threaded holes 63, and then the anti-loosening ring seat 4 is fixedly sleeved on the rudder stock 2.

Referring to fig. 3, in order to further enhance the stability of the locking ring seat 4 fixed on the rudder stock 2, a rubber ring pad 64 is fixedly glued on the inner side wall of the locking ring seat 4, and through holes 65 for a plurality of mounting bolts 61 to pass through are uniformly distributed on the side wall of the rubber ring pad 64, so that one end of each mounting bolt 61 is connected in the first threaded hole 63 in a threaded manner; when the anti-loose ring seat 4 is fixedly sleeved on the rudder stock 2, the inner annular wall of the rubber ring pad 64 is tightly attached to the side wall of the rudder stock 2, the tightness of the attachment between the inner annular wall of the anti-loose ring seat 4 and the side wall of the rudder stock 2 is enhanced, and the rubber ring pad 64 has a good damping and buffering effect so as to stably fix the anti-loose ring seat 4 on the rudder stock 2.

Referring to fig. 4 and 5, a ring cavity 73 is arranged inside the fixed ring seat 5, the locking assembly 7 includes an upper ring 71 connected to the wall of the ring cavity 73 in a sliding manner, the upper ring 71 is arranged in the ring cavity 73 in a sliding manner, the top wall of the upper ring 71 is provided with a plurality of upper rods 72 vertically arranged along the circumferential array, the top wall of the fixed ring seat 5 is provided with lifting holes 74 corresponding to the upper rods 72 one to one, one end of each upper rod 72 far away from the upper ring 71 penetrates through the lifting hole 74 and is connected with a positioning block 75, the bottom wall of the anti-loosening ring seat 4 is provided with a positioning groove 76 for inserting the positioning block 75, and a height adjusting part 8 used for driving the upper ring 71 to lift is arranged in the ring cavity 73.

During adjustment, the upper ring 71 is driven to move upwards by the height adjusting piece 8, the upper rod 72 is driven to move upwards, the positioning block 75 can be inserted into the positioning groove 76 along with the upward movement of the upper rod 72, the distance between the anti-loosening ring seat 4 and the fixing ring seat 5 can be kept stable through the positioning block 75 and the upper rod 72, the fixing ring seat 5 is limited along with the rotation of the hydraulic nut 3, the probability of loosening between the hydraulic nut 3 and the rudder stock 2 is reduced, and the stability of the hydraulic nut 3 fixed on the rudder stock 2 is improved.

Referring to fig. 5 and 6, in the present embodiment, there are two sets of height adjusting members 8, and the two sets of height adjusting members 8 are disposed opposite to each other along the radial direction of the upper ring 71, where one set of height adjusting members 8 includes a linking block 81, the top wall of the linking block 81 is connected with the bottom wall of the upper ring 71 in a sliding manner, the top wall of the linking block 81 and the bottom wall of the upper ring 71 are both provided with sliding slopes 83 that are matched with each other, the lower end of the sliding slope 83 faces the inner annular wall of the fixed ring seat 5, the higher end of the sliding slope 83 faces the outer annular wall of the fixed ring seat 5, the linking block 81 is connected with a screw 82 in a rotating manner on the side wall of the outer annular wall of the fixed ring seat 5, the outer annular wall of the fixed ring seat 5 is provided with a second threaded hole 84 that is communicated with the annular cavity 73, and one end of the screw 82 that is far away from the linking block 81 passes through the second threaded hole 84 and is connected with a handle 85.

During adjustment, a person holds the handle 85 and rotates the screw rod 82, and gradually rotates the screw rod 82 into the annular cavity 73, because the linkage block 81 is connected with the opposite side wall of the upper ring 71 in a sliding manner, along with the rotation of the screw rod 82, the screw rod 82 pushes the linkage block 81 to slide towards the inner annular wall of the fixed annular seat 5, and then the linkage block 81 pushes the upper ring 71 to move upwards, the upper ring 71 drives the upper rod 72 to move upwards, and then the positioning block 75 can be inserted into the positioning groove 76.

Referring to fig. 5 and 6, the cavity wall of the ring cavity 73 is connected with the lower ring 9 in a sliding manner, the linkage block 81 is located between the upper ring 71 and the lower ring 9, the outer ring walls of the upper ring 71 and the lower ring 9 are respectively provided with a lifting block 17, the cavity wall of the ring cavity 73 is provided with a lifting groove 18 for the lifting block 17 to slide along the axial direction of the fixed ring seat 5, the lifting blocks 17 are matched with the lifting grooves 18, the sliding connection between the upper ring 71 and the lower ring 9 and the cavity wall of the ring cavity 73 is realized, and the guide and limit effects on the sliding of the upper ring 71 and the lower ring 9 are achieved.

Referring to fig. 5 and 6, the bottom wall of the linkage block 81 is connected with the top wall of the lower ring 9 in a sliding manner, the opposite side walls of the lower ring 9 and the linkage block 81 are respectively provided with a guide inclined plane 10 which is matched with each other in a sliding manner, the higher end of the guide inclined plane 10 faces the inner annular wall of the fixed ring seat 5, and the lower end of the guide inclined plane 10 faces the outer annular wall of the fixed ring seat 5; in this embodiment, the diapire of lower ring 9 and be equipped with the lower beam 11 of the vertical setting of a plurality of along self circumference array, the diapire equipartition of stationary ring seat 5 is equipped with a plurality of jacks 12, and the one end that lower beam 11 kept away from lower ring 9 passes jack 12 and extends to the roof top of tiller 1, and the one end that lower beam 11 is located the stationary ring seat 5 diapire is connected with and supports piece 13, and the roof of tiller 1 is equipped with and supplies to support the inserted groove 14 that supports of piece 13.

Due to the arrangement of the guide inclined plane 10, when the linkage block 81 slides towards the radial direction of the fixed ring seat 5 and towards the inner annular wall close to the fixed ring seat 5, the linkage block 81 pushes the upper ring 71 to move upwards, meanwhile, the linkage block 81 pushes the lower ring 9 to move downwards, further, along with the downward movement of the lower ring 9, the lower ring 9 drives the lower rod 11 to move downwards, the abutting block 13 can be inserted into the abutting groove 14 through the lower rod 11, further, the distance between the fixed ring seat 5 and the tiller 1 can be kept stable through the lower rod 11 and the abutting block 13, the rotation of the hydraulic nut 3 on the tiller 2 is limited, and the stability of the hydraulic nut 3 fixed on the tiller 1 is further enhanced.

Referring to fig. 5 and 6, dovetail blocks 15 are respectively arranged on the side walls of the linkage block 81 located on the sliding slope 83 and the guide slope 10, dovetail grooves 16 are respectively arranged on the side walls of the upper ring 71 located on the sliding slope 83 and the side walls of the lower ring 9 located on the guide slope 10, the dovetail grooves 16 are used for allowing the dovetail blocks 15 to slide, the dovetail blocks 15 and the dovetail grooves 16 are arranged to realize sliding connection between the linkage block 81 and the upper ring 71 and sliding connection between the linkage block 81 and the lower ring 9, and further when the linkage block 81 slides towards the radial direction of the fixed ring seat 5 and towards the inner ring wall close to the fixed ring seat 5, the linkage block 81 pushes the upper ring 71 to move upwards, and meanwhile, the linkage block 81 pushes the upper ring 71 to move downwards; on the contrary, when the linkage block 81 slides towards the outer annular wall of the fixed ring seat 5, through the cooperation of the dovetail block 15 and the dovetail groove 16, the linkage block 81 drives the upper ring 71 and the lower ring 9 to approach each other, and then the upper ring 71 drives the upper rod 72 to move down, and extends the positioning block 75 out of the positioning groove 76, and simultaneously the lower ring 9 drives the lower rod 11 to move up, and extends the insertion block out of the slot, so that the hydraulic nut 3 is convenient to disassemble and repair.

The implementation principle of the hydraulic nut for mounting the rudder stock and the rudder stock in the embodiment of the application is as follows: after the hydraulic nut 3 is fixedly sleeved on the tiller 1, the anti-loosening ring seat 4 is sleeved on the tiller 2, the mounting hole 62 is aligned with the first threaded hole 63, the mounting bolt 61 penetrates through the mounting hole 62 and is inserted into the first threaded hole 63, so that the anti-loosening ring seat 4 is fixedly sleeved on the tiller 2, meanwhile, the rubber ring pad 64 is tightly attached to the side wall of the tiller 2, and the stability of the anti-loosening ring seat 4 sleeved on the tiller 2 is enhanced.

Then, a person rotates the handles 85 on the two screws 82 simultaneously, so that the screws 82 drive the linkage block 81 to move towards the inner annular wall direction of the fixed ring seat 5, along with the sliding of the linkage block 81, the linkage block 81 pushes the upper ring 71 and the lower ring 9 to be away from each other, then the upper ring 71 moves upwards, the upper ring 71 drives the upper rod 72 to move upwards, meanwhile, the lower ring 9 moves downwards, the lower ring 9 drives the lower rod 11 to move downwards, until the positioning block 75 is inserted into the positioning groove 76, and the abutting block 13 is inserted into the abutting groove 14, the distance positioning between the fixed ring seat 5 and the anti-loosening ring seat 4, and the fixed ring seat 5 and the tiller 1 is realized, meanwhile, the fixed ring seat 5 plays a limiting role along with the rotation of the hydraulic nut 3, further, the hydraulic nut 3 can be stably fixed on the tiller 2, the probability of looseness between the hydraulic nut 3 and the side wall of the tiller 2 is reduced, and further, and the stability of the tiller 1 sleeved on the tiller 2 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a hydraulic nut is used in installation of tiller and rudderstock, includes hydraulic nut (3) that are used for threaded connection on rudderstock (2), the diapire of hydraulic nut (3) is used for the butt in the roof of tiller (1), its characterized in that: still including being used for the cover to establish locking ring seat (4) and fixed ring seat (5) of setting on hydraulic nut (3) lateral wall that are located hydraulic nut (3) top on rudderstock (2), locking ring seat (4) are fixed on rudderstock (2) through installation component (6), link to each other through locking subassembly (7) between the lateral wall of locking ring seat (4) and the lateral wall of fixed ring seat (5).

2. The hydraulic nut for tiller and tiller installation according to claim 1, wherein: the mounting assembly (6) comprises a plurality of mounting bolts (61), a plurality of mounting holes (62) are formed in the side wall of the anti-loosening ring seat (4) in the circumferential direction, first threaded holes (63) corresponding to the mounting holes (62) one to one are formed in the side wall of the rudder stock (2), and one ends of the mounting bolts (61) penetrate through the mounting holes (62) and are in threaded connection with the first threaded holes (63).

3. The hydraulic nut for tiller and tiller installation according to claim 1, wherein: the inner ring wall of the anti-loosening ring seat (4) is tightly attached to the side wall of the rudder stock (2) through a rubber ring pad (64), and a through hole (65) for a mounting bolt (61) to penetrate through is formed in the side wall of the rubber ring pad (64).

4. The hydraulic nut for tiller and tiller installation according to claim 1, wherein: locking subassembly (7) are including fitting with a contraceptive ring (71) and setting up a plurality of upper boom (72) on fitting with a contraceptive ring (71) roof, be equipped with ring chamber (73) that are used for holding and encircle ring (71) and a plurality of upper boom (72) in fixed ring seat (5), be equipped with in ring chamber (73) and be used for driving height control spare (8) that go up ring (71) and go up and down, the roof of fixed ring seat (5) is equipped with lift hole (74) with a plurality of upper boom (72) one-to-one, the one end of going up ring (71) is kept away from in upper boom (72) is passed lift hole (74) and is connected with locating piece (75), the diapire of locking ring seat (4) is equipped with and supplies locating piece (75) male constant head tank (76).

5. The hydraulic nut for tiller and tiller installation according to claim 4, wherein: the height adjusting piece (8) comprises two linkage blocks (81) connected to the bottom wall of the upper ring (71) in a sliding mode and a screw rod (82) connected with the side wall of the linkage blocks (81) in a rotating mode, sliding slopes (83) matched with each other are arranged on opposite side walls of the upper ring (71) and the linkage blocks (81), the lower end of each sliding slope (83) faces the inner bottom wall of the ring cavity (73), the higher end of each sliding slope (83) faces the outer ring wall of the fixed ring seat (5), the outer ring wall of the fixed ring seat (5) is provided with a second threaded hole (84) in threaded connection with the screw rod (82), and one end, far away from the linkage blocks (81), of the screw rod (82) penetrates through the second threaded hole (84) and is provided with a handle (85).

6. The hydraulic nut for tiller and tiller installation according to claim 5, wherein: the anti-slip rudder horn is characterized in that the bottom wall of the linkage block (81) is connected with a lower ring (9) in a sliding mode, opposite side walls of the linkage block (81) and the lower ring (9) are respectively provided with a guide inclined plane (10) which are matched with each other, the higher end of the guide inclined plane (10) faces towards the inner ring wall of the fixed ring seat (5), the lower end of the guide inclined plane (10) faces towards the outer ring wall of the fixed ring seat (5), the bottom wall of the lower ring (9) is provided with a plurality of lower rods (11), the bottom wall of the fixed ring seat (5) is provided with a plurality of insertion holes (12), one end, far away from the lower ring (9), of each lower rod (11) penetrates through the corresponding insertion hole (12) and is connected with a resisting block (13), and the top wall of the rudder horn (1) is provided with a resisting groove (14) for inserting the resisting block (13).

7. The hydraulic nut for tiller and tiller installation according to claim 6, wherein: the lateral wall that linkage piece (81) are located slide domatic (83) and direction inclined plane (10) all is equipped with dovetail block (15), the lateral wall of upper ring (71) and lower ring (9) all is equipped with dovetail (16) that supply dovetail block (15) to slide.

8. The hydraulic nut for tiller and tiller installation according to claim 7, wherein: the side wall of the upper ring (71) and the side wall of the lower ring (9) are both provided with a lifting block (17), and a lifting groove (18) for the sliding of the lifting block (17) is arranged on the cavity wall of the ring cavity (73) and along the axial direction of the fixed ring seat (5).

Images