阅读说明：本技术 一种吊舱式推进器的安装导向装置 (Installation guiding device of nacelle type propeller ) 是由 任越一 张蓉晖 于 2021-07-21 设计创作，主要内容包括：本发明公开了一种吊舱式推进器的安装导向装置,推进器包括内罩,内罩的外侧壁上设有若干条板,安装导向装置包括基座、伸缩组件和滚珠万向轮,基座用于与推进器的安装座连接；伸缩组件与基座连接,并相对基座移动；滚珠万向轮设置于伸缩组件的端部,且滚珠万向轮用于与条板抵接以对推进器导向。采用本发明,伸缩组件能够相对推进器移动,使得设置于伸缩组件端部的滚珠万向轮抵接至推进器内罩上的条板,并调整推进器的位置使得推进器能够对正,避免在推进器的安装过程中发生碰撞而损坏。另外,滚珠万向轮中滚轮的转动方向不受限制,能够平稳导向推进器的移动,有效节省吊装时产生的人力成本。(The invention discloses an installation guide device of a pod type propeller, wherein the propeller comprises an inner cover, a plurality of slats are arranged on the outer side wall of the inner cover, the installation guide device comprises a base, a telescopic assembly and a ball universal wheel, and the base is used for being connected with an installation seat of the propeller; the telescopic assembly is connected with the base and moves relative to the base; the ball universal wheel sets up in telescopic component's tip, and the ball universal wheel is used for with the slat butt in order to the propeller direction. By adopting the invention, the telescopic component can move relative to the propeller, so that the ball universal wheel arranged at the end part of the telescopic component is abutted to the batten on the inner cover of the propeller, and the position of the propeller is adjusted to align the propeller, thereby avoiding the damage caused by collision in the installation process of the propeller. In addition, the rotation direction of the roller in the ball universal wheel is not limited, the propeller can be stably guided to move, and the labor cost generated during hoisting is effectively saved.)

1. The installation guide device of the pod type propeller comprises an inner cover, wherein a plurality of slats are arranged on the outer side wall of the inner cover, and the installation guide device is characterized by comprising a base, a telescopic assembly and a ball universal wheel, wherein the base is used for being connected with an installation seat of the propeller; the telescopic assembly is connected with the base and moves relative to the base; the ball universal wheel set up in telescopic component's tip, just the ball universal wheel be used for with the slat butt is in order to right the propeller direction.

2. The pod thruster mount guide of claim 1 wherein the base comprises a first plate and a second plate connected to each other in an L-shape; the first plate is used for being connected with the telescopic assembly, and the second plate is used for being connected with a mounting seat of the propeller.

3. The mounting guide for a pod thruster of claim 2 wherein the second plate has a through hole for securing to a mounting seat of the thruster.

4. The nacelle propeller mounting guide of claim 2, wherein a reinforcement plate is provided between the first plate and the second plate; and the reinforcing plates are symmetrically arranged on two sides of the telescopic assembly.

5. The pod thruster mount guide of claim 1 wherein the telescoping assembly comprises a threaded rod and a first nut, the first nut being fixedly attached to the base, the threaded rod passing through the base and being threadably attached to the first nut.

6. The nacelle propeller mounting guide of claim 5, wherein the screw rod has one end connected to the ball-and-socket wheel, and the screw rod moves in the same direction as the axial direction of the ball-and-socket wheel.

7. The installation guide device of the pod propeller as recited in claim 6, wherein a second nut is further provided at a connection end of the screw rod and the ball-and-socket wheel, the second nut being threadedly connected to the screw rod, and the ball-and-socket wheel being fixedly connected to an end surface of the second nut.

8. The nacelle propeller mounting guide of claim 6, wherein the other end of the screw is provided with a handle.

9. The installation guide device of a pod thruster of claim 1, wherein the ball-and-socket wheel comprises a housing, a sleeve, and a spherical roller, wherein the housing has a receiving cavity therein, the spherical roller is disposed in the receiving cavity, the sleeve is connected to an opening of the receiving cavity and retains the spherical roller in the receiving cavity.

10. The pod thruster mount guide of claim 9 wherein the ball transfer wheel further comprises a plurality of balls disposed between the inner wall of the receiving chamber and the spherical roller, the balls having surfaces that engage the inner wall of the receiving chamber and the spherical roller.

Technical Field

The invention relates to an installation guide device of a pod type propeller.

Background

During docking of an H1497 ship, after the ship is undocked, a pod propeller needs to be installed on water. In the process of installing the pod type propeller on water, the pod type propeller is usually hung to a stern by a floating crane, and then is transshipped to the central position of theoretical propeller installation by a 100T hoist and 3 hydraulic steel wire ropes. However, installation operation on water inevitably produces and rocks in the lift process, if not adjusting propeller inner cover and hull base well when rocking, then can cause the damage to the propeller.

Disclosure of Invention

The invention aims to overcome the defect that a pod type propeller in the prior art is not aligned when being installed, and provides an installation guide device of the pod type propeller.

The invention solves the technical problems through the following technical scheme:

the installation guide device of the pod type propeller is characterized by comprising a base, a telescopic assembly and a ball universal wheel, wherein the base is used for being connected with an installation seat of the propeller; the telescopic assembly is connected with the base and moves relative to the base; the ball universal wheel set up in telescopic component's tip, just the ball universal wheel be used for with the slat butt is in order to right the propeller direction.

In this scheme, flexible subassembly can remove the base relatively to the base is fixed to the mount pad of propeller relatively can be fixed to flexible subassembly, thereby flexible subassembly can remove by the propeller relatively, makes to set up in the slat of ball universal wheel butt to the propeller inner cover of flexible subassembly tip, and the position of adjustment propeller makes the propeller can adjust well, avoids bumping and damaging in the installation of propeller. In addition, the rotation direction of the roller in the ball universal wheel is not limited, the propeller can be stably guided to move, and the labor cost generated during hoisting is effectively saved.

Preferably, the base comprises a first plate and a second plate, the first plate and the second plate being connected to each other in an L-shape; the first plate is used for being connected with the telescopic assembly, and the second plate is used for being connected with a mounting seat of the propeller.

In this scheme, the first board and the flexible subassembly of base are connected, and the second board is connected with the mount pad of propeller to the realization makes the flexible subassembly can remove the propeller relatively and adjust the position of propeller.

Preferably, the second plate is provided with a through hole, and the through hole is used for being fixedly connected with the mounting seat of the propeller.

In this scheme, through the through-hole on the second board, can be convenient for install the base on the mount pad of propeller, also convenient to detach carries out used repeatedly.

Preferably, a reinforcing plate is arranged between the first plate and the second plate; and the reinforcing plates are symmetrically arranged on two sides of the telescopic assembly.

In this scheme, the reinforcing plate between first board and the second board not only can carry out the structure and strengthen, guarantees use intensity, can play certain limiting displacement to the subassembly that stretches out and draws back moreover, avoids the deviation.

Preferably, the telescopic assembly comprises a screw rod and a first nut, the first nut is fixedly connected with the base, and the screw rod penetrates through the base and is in threaded connection with the first nut.

In this scheme, through the threaded connection of screw rod and nut to the nut relatively fixed in on the base, thereby make the scalable removal of base relatively of screw rod ability, be convenient for adjust the position of ball universal wheel, in order to carry out the butt with the propeller, the position of adjustment propeller.

Preferably, one end of the screw rod is connected with the ball-and-socket wheel, and the moving direction of the screw rod is the same as the axial direction of the ball-and-socket wheel.

Preferably, a second nut is further arranged at the connecting end of the screw rod and the ball universal wheel, the second nut is in threaded connection with the screw rod, and the ball universal wheel is fixedly connected with the end face of the second nut.

In the scheme, the ball universal wheel is connected with the screw rod through the second nut, so that on one hand, the connection position between the ball universal wheel and the ball universal wheel through the second nut is more reasonable, and the connection is more reliable; on the other hand, the ball universal wheel can be adjusted relative to the screw rod, and the adjusting length of the telescopic assembly is increased.

Preferably, the other end of the screw rod is provided with a handle.

In this scheme, set up the handle at the other end of screw rod, can be convenient for adjust the screw rod.

Preferably, the ball universal wheel includes casing, sleeve and spherical gyro wheel, be equipped with in the casing and hold the chamber, spherical gyro wheel set up in hold the intracavity, the muffjoint in hold the opening in chamber, and will spherical gyro wheel is spacing in hold the intracavity.

In this scheme, spherical gyro wheel can roll wantonly in the casing to make the ball universal wheel can lead the propeller all the time.

Preferably, the ball universal wheel further comprises a plurality of balls, the balls are arranged between the inner wall of the accommodating cavity and the spherical roller, and the surfaces of the balls are attached to the inner wall of the accommodating cavity and the spherical roller.

In this scheme, through set up the ball holding between chamber and the spherical gyro wheel, can reduce spherical gyro wheel and hold the friction between the chamber, make spherical gyro wheel roll more nimble.

The positive progress effects of the invention are as follows: the telescopic assembly can move relative to the base, the base can be fixed relative to the mounting seat of the propeller, the telescopic assembly can move relative to the propeller, the ball universal wheel butt arranged at the end part of the telescopic assembly is enabled to abut against the batten on the inner cover of the propeller, the position of the propeller is adjusted, the propeller can be aligned, and the propeller is prevented from being collided and damaged in the installation process of the propeller. In addition, the rotation direction of the roller in the ball universal wheel is not limited, the propeller can be stably guided to move, and the labor cost generated during hoisting is effectively saved.

Drawings

Fig. 1 is a schematic view of a mounting guide device provided in an embodiment of the present invention, applied to a propeller mounting;

FIG. 2 is a schematic structural view of a mounting guide apparatus according to an embodiment of the present invention, in which a roller gimbal is partially cut away;

FIG. 3 is a schematic structural diagram of a mounting guide according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a mounting guide device according to an embodiment of the present invention.

Description of reference numerals:

mounting guide 1

Base 110

First plate 111

Second plate 112

Through hole 113

Retraction assembly 120

Screw rod 121

First nut 122

Second nut 123

Handle 124

Ball castor 130

Casing 131

Sleeve 132

Spherical roller 133

Ball 134

Reinforcing plate 140

Propeller 2

Thruster mount 210

Inner cover 220

Slat 230

Mounting base 3

Detailed Description

The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.

The present invention provides a mounting guide device 1 of a pod propeller 2, the mounting guide device 1 can be guided during the mounting process of the pod propeller 2, as shown in fig. 1, the upper side of the propeller 2 is provided with a propeller base 210, the propeller base 210 is used for connecting with a mounting seat 3 of the propeller 2, and the mounting seat 3 of the propeller 2 is generally a base 110 on a ship body, thereby connecting the propeller 2 to the ship body. The top of the propeller 2 has an inner cover 220, and the inner cover 220 passes through the mount 3, i.e., the base 110 on the hull, and is located inside the hull. A plurality of slats 230 are vertically arranged on the outer side wall of the inner cover 220, and the slats 230 can be nylon anti-collision slats 230. In the installation process of the pod type propeller 2, the installation guide device 1 provided by the invention can be arranged on the installation seat 3 of the propeller 2 to guide the propeller 2. Specifically, the plurality of thrusters 2 are uniformly distributed around the thrusters 2 and abut against the anti-collision slats 230, so as to adjust the positions of the thrusters 2 to align the thrusters 2 in the moving process.

As shown in fig. 2-4, the mounting guide 1 includes a base 110, a telescopic assembly 120 and a ball-and-socket wheel 130, the base 110 is used for connecting with the mounting base 3 of the propeller 2; telescoping assembly 120 is coupled to base 110 and moves relative to base 110; the ball-point universal wheel 130 is disposed at an end of the telescopic assembly 120, and the ball-point universal wheel 130 is used for abutting against the slat 230 to guide the propeller 2. The telescopic assembly 120 can move relative to the base 110, and the base 110 can be fixed relative to the mounting seat 3 of the propeller 2, so that the telescopic assembly 120 can move relative to the propeller 2, the ball universal wheel 130 arranged at the end part of the telescopic assembly 120 is abutted to the strip plate 230 on the inner cover 220 of the propeller 2, the position of the propeller 2 is adjusted, the propeller 2 can be aligned, and the propeller 2 is prevented from being damaged due to collision in the mounting process of the propeller 2. In addition, the rotation direction of the roller in the ball universal wheel 130 is not limited, the friction is small, the movement of the propeller 2 can be stably guided, and meanwhile, the labor cost generated in hoisting is effectively saved. In addition, in the ascending process of the hoisting type propeller 2, the guiding tool can play an effective anti-collision role on the inner cover 220 of the propeller 2, avoid the damage caused by shaking collision and avoid potential safety hazards caused by shaking of a hydraulic steel wire rope when workers are clean before sealing installation.

As a preferred embodiment, as shown in fig. 2, the base 110 includes a first plate 111 and a second plate 112, the first plate 111 and the second plate 112 being connected to each other in an L-shape; the first plate 111 is adapted to be connected to the telescopic assembly 120 and the second plate 112 is adapted to be connected to the mounting 3 of the thruster 2.

As a preferred embodiment, as shown in fig. 4, the second plate 112 is provided with a through hole 113, and the through hole 113 is used for fixedly connecting with the mounting seat 3 of the propeller 2. Thus, the base 110 can be easily attached to the attachment seat 3 of the pusher 2, and can be easily detached and reused.

Specifically, the telescopic assembly 120 is disposed in the middle of the base 110, two through holes 113 are symmetrically disposed on the base 110 on two sides of the telescopic assembly 120, and the two through holes 113 are respectively connected to the mounting base 3 of the propeller 2, so that the connection is stable, and the telescopic assembly 120 is more reliable in adjustment.

As a preferred embodiment, as shown in fig. 2, a reinforcing plate 140 is provided between the first plate 111 and the second plate 112; and reinforcing plates 140 are symmetrically disposed at both sides of the telescopic assembly 120. Not only can carry out the structure and strengthen, guarantee use intensity, can play certain limiting displacement to flexible subassembly 120 moreover, avoid the deviation.

In addition, the reinforcing plate 140 is located between the telescopic assembly 120 and the through hole 113, so that stress concentration can be avoided, and the structure is reliable and stable.

In a preferred embodiment, as shown in fig. 2, the telescopic assembly 120 includes a screw 121 and a first nut 122, the first nut 122 is fixedly connected to the base 110, and the screw 121 passes through the base 110 and is threadedly connected to the first nut 122. Thereby, the screw rod 121 can be telescopically moved relative to the base 110, and the position of the ball universal wheel 130 can be conveniently adjusted so as to abut against the propeller 2 and adjust the position of the propeller 2.

In a specific implementation, the end surface of the first nut 122 and the surface of the first plate 111 may be fixed by welding. Alternatively, the first plate 111 may be a plate having a certain thickness, and a screw hole is formed in the plate, and the screw 121 is threadedly coupled to the screw hole, so that the screw 121 can move relative to the base 110.

As a preferred embodiment, as shown in fig. 2, one end of the screw rod 121 is connected to the ball-and-socket wheel 130, and the moving direction of the screw rod 121 is the same as the axial direction of the ball-and-socket wheel 130.

In a specific implementation, an end surface of the ball-and-socket wheel 130 faces an end surface of the screw rod 121, and an axial direction of the screw rod 121 coincides with an axial direction of the ball-and-socket wheel 130, so that rotation of the screw rod 121 is converted into axial movement of the ball-and-socket wheel 130.

As a preferred embodiment, as shown in fig. 2, a second nut 123 is further disposed at a connection end of the screw rod 121 and the ball-and-socket wheel 130, the second nut 123 is threadedly connected with the screw rod 121, and the ball-and-socket wheel 130 is fixedly connected with an end face of the second nut 123. On one hand, the second nut 123 can be connected with the ball universal wheel 130 more reasonably and more reliably; on the other hand, the ball-and-socket wheel 130 can be adjusted relative to the screw rod 121, so that the adjustment length of the telescopic assembly 120 is increased.

In a preferred embodiment, as shown in fig. 2, the other end of the screw 121 is provided with a handle 124. Thereby enabling easy adjustment of the screw 121.

As a preferred embodiment, as shown in fig. 2, the ball-and-socket wheel 130 includes a housing 131, a sleeve 132 and a spherical roller 133, wherein a receiving cavity is formed in the housing 131, the spherical roller 133 is disposed in the receiving cavity, and the sleeve 132 is connected to an opening of the receiving cavity and limits the spherical roller 133 in the receiving cavity. The spherical rollers 133 can be arbitrarily rolled in the housing 131, so that the ball-and-socket wheel 130 can always guide the propeller 2.

In practical implementation, as shown in fig. 2, the inner sidewall of the sleeve 132 is attached to the outer sidewall of the spherical roller 133, and the caliber of one end surface of the sleeve 132 is smaller than the diameter of the spherical roller 133, so that the spherical roller 133 can be limited in the accommodating cavity.

In a preferred embodiment, as shown in fig. 2, the ball-and-socket wheel 130 further includes a plurality of balls 134, the balls 134 are disposed between the inner wall of the accommodating chamber and the spherical rollers 133, and the surface of the balls 134 is engaged with the inner wall of the accommodating chamber and the spherical rollers 133. The friction between the spherical roller 133 and the receiving cavity can be reduced, so that the rolling of the spherical roller 133 is more flexible.

In particular implementation, as shown in fig. 2, a plurality of balls 134 wrap around the outer wall of the spherical roller 133, and the sleeve 132 confines the balls 134 within the receiving cavity.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.