Bow and stern propeller mounting tool

Abstract

The utility model belongs to the technical field of ship installation tools, particularly relates to a bow and stern propeller installation tool, and aims to solve the problems that a conventional bow and stern propeller is generally manually lifted and fixedly installed when being installed, and the method is labor-consuming and difficult to complete for a larger ship device. The device comprises a base, supporting plates and two symmetrically-arranged supporting plates, the bottoms of the two supporting plates are in threaded connection with supporting rods, the two supporting rods are rotationally connected with the base, a fixing base is fixedly installed at the tops of the supporting plates, and a transverse rod is slidably connected to the fixing base; and the clamping mechanism is mounted between the two cross rods. The lifting device is simple in structure and convenient to use, the bow and stern propeller can be conveniently and rapidly clamped and fixed, lifting operation is convenient, and therefore people can conveniently use the lifting device.

Description

Technical Field

[0001] The utility model relates to the technical field of ship installation tools, in particular to a bow and stern thruster installation tool. Background Art

[0002] Some propulsion is partly diesel engine driven directly, the propellers and partly diesel-electric power units and propellers driven by electric motors. A ship can have two propellers as main propulsion, driven directly by the diesel engine, and the bow and stern thrusters are driven electrically, the power can be obtained from axial flow alternators connected to the main diesel engine or from centrifugal diesel generator units.

[0003] At present, when bow and stern thrusters are installed, they are generally lifted and fixed manually. For larger ship installations, this method is laborious and difficult to complete, so we propose a bow and stern thruster installation tool. Utility Model Content

[0004] The utility model aims to solve the problem that the bow and stern thrusters are generally installed manually by lifting and fixing them, which is laborious and difficult to complete for larger ship installations, and proposes a bow and stern thruster installation tool.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A bow and stern thruster installation tool, comprising:

[0007] Base;

[0008] Support plates, two symmetrically arranged support plates are installed above the base, the bottoms of the two support plates are threadedly connected with support rods, the two support rods are rotatably connected to the base, the tops of the support plates are fixedly installed with fixed seats, and the fixed seats are slidably connected with cross bars;

[0009] A clamping mechanism is installed between the two cross bars, and a mounting plate is fixedly installed on one side of the two support plates close to each other, and the mounting plate cooperates with the clamping mechanism. A first motor is fixedly installed on one of the two support plates, and the first motor is transmission-connected to the clamping mechanism;

[0010] The lifting mechanism is arranged on the support rod, a second motor is fixedly mounted on the top of the base, an active rod is fixedly mounted on the output shaft of the second motor, and the active rod is transmission-connected to the lifting mechanism.

[0011] Furthermore, the clamping mechanism includes two clamping plates, which are respectively fixedly mounted on one end of the two cross bars close to each other. The two mounting plates are slidably connected to a moving block on one side close to each other. The moving block is rotatably connected to a hinge rod, and the hinge rod is rotatably connected to the corresponding clamping plate.

[0012] The movable moving block can drive the clamping plate to move through the hinge rod, thereby driving the two clamping plates to approach each other, and at the same time, the moving direction of the clamping plate can be limited through the sliding connection between the cross bar and the fixed seat.

[0013] Furthermore, a sliding groove is provided on one side of the two mounting plates close to each other, a screw is rotatably connected to the inner wall of the sliding groove, and a moving block is slidably installed on the inner wall of the sliding groove, and the moving block is threadedly connected to the corresponding screw.

[0014] The sliding connection between the moving block and the sliding groove can limit the moving track of the moving block, and the screw rod is threadedly connected to the moving block, so as to drive the moving block to move.

[0015] Furthermore, a rotating rod is fixedly mounted on the output shaft of the first motor, the rotating rod is rotationally connected to the two support plates, and the rotating rod is transmission-connected to the two screw rods.

[0016] The output shaft of the first motor drives the rotating rod to rotate, and the rotating rod is threadedly connected to the two screw rods, thereby driving the screw rods to rotate.

[0017] Furthermore, two first bevel gears are fixedly mounted on the rotating rod, and a second bevel gear is fixedly mounted on the bottom end of the screw rod, and the first bevel gears mesh with the corresponding second bevel gears.

[0018] The rotating rotating rod can drive the screw rod to rotate through the mutual meshing of the first bevel gear and the second bevel gear.

[0019] Furthermore, two worms are fixedly mounted on the active rod, a worm wheel is fixedly mounted on the support rod, and the worms are meshed with the corresponding worm wheels.

[0020] The rotating active rod drives the support rod to rotate through the mutual meshing of the worm and the worm wheel, and the rotating support rod is connected to the support plate through a thread, thereby driving the support plate to move up and down.

[0021] Furthermore, two positioning boxes are rotatably connected to the active rod, the positioning boxes are rotatably connected to the corresponding support rods, and the positioning boxes are fixedly connected to the base.

[0022] The positioning box is connected to the active rod and the support rod through rotation, so that the meshing state of the worm and the worm wheel can be stabilized.

[0023] Compared with the prior art, the advantages of the utility model are:

[0024] (1) In this solution, due to the threaded connection between the screw rod and the moving block, the rotational connection between the hinge rod, the moving block and the clamping plate, and the mutual meshing of the first bevel gear and the second bevel gear, the rotating rotating rod can drive the two clamping plates to approach each other, thereby clamping and fixing the bow and stern thrusters;

[0025] (2) In this solution, due to the mutual meshing of the worm and the worm wheel, and the threaded connection between the support plate and the support rod, the rotating active rod can drive the support plate to rise and fall, and further drive the bow and stern thrusters to be raised and lowered for installation.

[0026] The utility model has a simple structure and is easy to use, can be convenient for quickly clamping and fixing the bow and stern thrusters, and can be convenient for lifting operations, thus making it convenient for people to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a structural schematic diagram of a bow and stern thruster installation tool proposed by the utility model;

[0028] Figure 2 This is a schematic diagram of the three-dimensional structure of a clamping plate of a bow and stern thruster installation tool proposed by the utility model;

[0029] Figure 3 This is a schematic structural diagram of part A of a bow and stern thruster installation tool proposed by the utility model.

[0030] In the figure: 1, base; 2, support rod; 3, support plate; 4, fixed seat; 5, cross bar; 6, clamping plate; 7, mounting plate; 8, moving block; 9, hinge rod; 10, sliding groove; 11, screw rod; 12, first motor; 13, rotating rod; 14, first bevel gear; 15, second bevel gear; 16, second motor; 17, active rod; 18, worm; 19, worm wheel; 20, arc groove. DETAILED DESCRIPTION

[0031] The technical solution in this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of the embodiment, rather than all of the embodiments.

[0032] Embodiment 1

[0033] Reference Figure 1-Figure 3 , a bow and stern thruster installation tool, comprising:

[0034] Base 1;

[0035] Support plates 3, two symmetrically arranged support plates 3 are installed above the base 1, the bottoms of the two support plates 3 are threadedly connected with support rods 2, the two support rods 2 are rotatably connected to the base 1, and a fixing seat 4 is fixedly installed on the top of the support plates 3, and a cross bar 5 is slidably connected to the fixing seat 4;

[0036] The clamping mechanism is installed between the two cross bars 5. The two support plates 3 are fixedly installed with mounting plates 7 on one side close to each other. The mounting plates 7 cooperate with the clamping mechanism. A first motor 12 is fixedly installed on one of the two support plates 3. The first motor 12 is transmission-connected to the clamping mechanism.

[0037] The lifting mechanism is arranged on the support rod 2. A second motor 16 is fixedly mounted on the top of the base 1. An active rod 17 is fixedly mounted on the output shaft of the second motor 16. The active rod 17 is transmission-connected to the lifting mechanism.

[0038] In this embodiment, the clamping mechanism includes two clamping plates 6, which are respectively fixedly mounted on one end of the two cross bars 5 close to each other. A moving block 8 is slidably connected to the side of the two mounting plates 7 close to each other. A hinge rod 9 is rotatably connected to the moving block 8, and the hinge rod 9 is rotatably connected to the corresponding clamping plate 6. A sliding groove 10 is provided on the side of the two mounting plates 7 close to each other. A screw 11 is rotatably connected on the inner wall of the sliding groove 10. The moving block 8 is slidably mounted on the inner wall of the sliding groove 10, and the moving block 8 is threadedly connected to the corresponding screw 11. The movable moving block 8 can drive the clamping plate 6 to move through the hinge rod 9, thereby driving the two clamping plates 6 close to each other. At the same time, the sliding connection between the cross bar 5 and the fixed seat 4 can be used to limit the moving direction of the clamping plate 6. The moving block 8 is slidably connected to the sliding groove 10, thereby limiting the moving trajectory of the moving block 8, and is threadedly connected to the moving block 8 through the screw 11, thereby driving the moving block 8 to move.

[0039] In this embodiment, a rotating rod 13 is fixedly installed on the output shaft of the first motor 12, and the rotating rod 13 is rotatably connected to the two support plates 3. The rotating rod 13 is transmission-connected to the two screws 11, and two first bevel gears 14 are fixedly installed on the rotating rod 13. A second bevel gear 15 is fixedly installed on the bottom end of the screw 11, and the first bevel gear 14 is meshed with the corresponding second bevel gear 15. The output shaft of the first motor 12 drives the rotating rod 13 to rotate, and the rotating rod 13 is threadedly connected to the two screws 11, thereby driving the screw 11 to rotate. The rotating rotating rod 13 is meshed with the first bevel gear 14 and the second bevel gear 15, thereby driving the screw 11 to rotate.

[0040] In this embodiment, two worms 18 are fixedly mounted on the active rod 17, and a worm wheel 19 is fixedly mounted on the support rod 2. The worms 18 and the corresponding worm wheels 19 mesh with each other. Two positioning boxes are rotatably connected to the active rod 17. The positioning boxes are rotatably connected to the corresponding support rods 2, and the positioning boxes are fixedly connected to the base 1. The rotating active rod 17 drives the support rod 2 to rotate through the mutual meshing of the worm 18 and the worm wheel 19. The rotating support rod 2 is threadedly connected to the support plate 3, thereby driving the support plate 3 to rise and fall. The positioning box is rotatably connected to the active rod 17 and the support rod 2, thereby stabilizing the meshing state of the worm 18 and the worm wheel 19.

[0041] Working principle: when working, the bow and stern thrusters are placed between the two clamping plates 6, and the switch of the first motor 12 is started. The first motor 12 drives the rotating rod 13 to rotate. The rotating rotating rod 13 is meshed with the first bevel gear 14 and the second bevel gear 15, thereby driving the screw 11 to rotate. The sliding connection between the moving block 8 and the sliding groove 10 can limit the moving trajectory of the moving block 8, and the threaded connection between the screw 11 and the moving block 8 can drive the moving block 8 to move. The moving moving block 8 can drive the clamping plate 6 to move through the hinge rod 9, thereby driving the two The splints 6 are close to each other and are slidably connected to the fixed seat 4 through the cross bar 5, so that the moving direction of the splint 6 can be limited. When installation is required, the second motor 16 switch is started, and the output shaft of the second motor 16 drives the active rod 17 to rotate. The rotating active rod 17 drives the support rod 2 to rotate through the mutual engagement of the worm 18 and the worm wheel 19. The rotating support rod 2 is connected to the support plate 3 through a thread, so that the support plate 3 can be lifted and lowered. The positioning box is connected to the active rod 17 and the support rod 2 through rotation, so that the meshing state of the worm 18 and the worm wheel 19 can be stabilized.

[0042] Embodiment 2

[0043] The difference between this embodiment and the first embodiment is that an arc groove 20 is provided on the side where the two clamping plates 6 are close to each other. The arrangement of the arc groove 20 can facilitate the clamping and fixing of the bow and stern thrusters, thereby facilitating stable installation. All structures in this application can be selected in terms of material and length according to actual use. The attached drawings are schematic structural diagrams, and the specific actual dimensions can be adjusted appropriately.

[0044] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. A bow and stern thruster installation tool, characterized in that: include: Base (1); A support plate (3), wherein two symmetrically arranged support plates (3) are installed above the base (1), the bottoms of the two support plates (3) are both threadedly connected with support rods (2), the two support rods (2) are rotatably connected to the base (1), a fixed seat (4) is fixedly installed on the top of the support plate (3), and a cross bar (5) is slidably connected to the fixed seat (4); A clamping mechanism is installed between the two cross bars (5); a mounting plate (7) is fixedly installed on one side of the two support plates (3) close to each other; the mounting plate (7) and the clamping mechanism cooperate with each other; a first motor (12) is fixedly installed on one of the two support plates (3); and the first motor (12) is in transmission connection with the clamping mechanism; The lifting mechanism is arranged on the support rod (2); a second motor (16) is fixedly mounted on the top of the base (1); an active rod (17) is fixedly mounted on the output shaft of the second motor (16); and the active rod (17) is transmission-connected to the lifting mechanism.

2. A bow and stern thruster installation tool according to claim 1, characterized in that: The clamping mechanism comprises two clamping plates (6), the two clamping plates (6) are respectively fixedly mounted on the ends of the two cross bars (5) close to each other, and the two mounting plates (7) are slidably connected to the sides close to each other with moving blocks (8), and the moving blocks (8) are rotatably connected to a hinge rod (9), and the hinge rod (9) is rotatably connected to the corresponding clamping plates (6).

3. A bow and stern thruster installation tool according to claim 2, characterized in that: A sliding groove (10) is provided on one side of the two mounting plates (7) close to each other, a screw rod (11) is rotatably connected to the inner wall of the sliding groove (10), and a moving block (8) is slidably mounted on the inner wall of the sliding groove (10), and the moving block (8) is threadedly connected to the corresponding screw rod (11).

4. A bow and stern thruster installation tool according to claim 3, characterized in that: A rotating rod (13) is fixedly mounted on the output shaft of the first motor (12); the rotating rod (13) is rotationally connected to the two support plates (3); and the rotating rod (13) is transmission-connected to the two screw rods (11).

5. A bow and stern thruster installation tool according to claim 4, characterized in that: Two first bevel gears (14) are fixedly mounted on the rotating rod (13), a second bevel gear (15) is fixedly mounted on the bottom end of the screw rod (11), and the first bevel gears (14) and the corresponding second bevel gears (15) are meshed with each other.

6. A bow and stern thruster installation tool according to claim 1, characterized in that: Two worms (18) are fixedly mounted on the active rod (17), a worm wheel (19) is fixedly mounted on the support rod (2), and the worms (18) and the corresponding worm wheels (19) are meshed with each other.

7. A bow and stern thruster installation tool according to claim 6, characterized in that: The active rod (17) is rotatably connected to two positioning boxes, the positioning boxes are rotatably connected to the corresponding support rods (2), and the positioning boxes are fixedly connected to the base (1).

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