Yacht handrail lifting assembly

Abstract

The utility model relates to the technical field of ship engineering, and discloses a yacht handrail lifting assembly which comprises a base, four bottom rods are slidably connected to the interior of the base in a manner of penetrating through the top, top rods are slidably connected to the interior of the bottom rods in a manner of penetrating through the top, straight grooves are formed in the top rods, and lifting blocks are arranged in the straight grooves. A first screw rod is rotationally connected between the bottom of the lifting block and the interior of the bottom rod, a containing groove is formed in the portion, close to the bottom, of the interior of the bottom rod, and the bottom of the first screw rod penetrates through the interior of the containing groove and is fixedly connected with a first bevel gear. And by arranging the second screw rods, the purpose of synchronously adjusting the heights of the four top rods is achieved, and the purpose of automatically adjusting the distances among the four bottom rods, namely the purpose of adjusting the unfolding length of the handrail is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ship engineering technical field, concretely is a kind of yacht rail lifting assembly. BACKGROUND

[0002] Yacht rail is important safety facilities on yacht, usually by solid durable material such as stainless steel, aluminum alloy etc. is made, modeling is various and has aesthetic and practicality, it erects a reliable barrier at yacht edge, prevents personnel from falling into water accidentally, provides safety guarantee for passenger and crew.

[0003] Chinese patent provides a kind of yacht rail of liftable disassembly, and the publication number is CN220595132U, rail includes the horizontal bar and base around yacht a circle, and vertical pole is set between horizontal bar and base, the fixed cylinder is passed through and welded with base on the base, the vertical pole bottom end is inserted into fixed cylinder and is welded with fixed cylinder, the vertical pole top end is equipped with through-hole, the piston is arranged in the vertical pole, the movable column is connected at the piston top surface center, the movable column top end is from the through-hole and is welded with horizontal bar, the fixed cylinder bottom end is threadedly sealed with bottom cover, the fixed cylinder, bottom cover and piston are enclosed and form airtight chamber.

[0004] The above device passes high-pressure gas into vertical pole by air pump, high-pressure gas is lifted movable column by piston, to realize the height adjustment of horizontal bar, but cannot adjust the contraction and expansion of yacht rail, so that the width of yacht rail is fixed, and the width of yacht rail is fixed, it will lead to when berthing or passing in narrow space, rail hinders operation, affects the mobility and flexibility of yacht, and even can cause collision damage. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of yacht rail lifting assembly, by setting screw rod two, reach the purpose of synchronous adjustment four top rod height, and reach the purpose of automatic adjustment the distance between four bottom rods, i.e. the expansion length of rail is adjusted.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of yacht rail lifting assembly, including base, the inside of base is slidably connected with four bottom rods at top, the inside of bottom rod is slidably connected with top rod at top, the inside of top rod is equipped with straight slot, straight slot is provided with lifting block in the inside, screw rod one is rotatably connected between the bottom of lifting block and the inside of bottom rod, the inside of bottom rod has placing groove starting from bottom, the bottom of screw rod one is fixedly connected with bevel gear one in the inside of placing groove.

[0007] Preferably, the inside of screw rod one is threadedly connected with top rod at bottom position, and lifting block is only slidably connected with straight slot.

[0008] Preferably, the top of the four top rods is fixedly connected with a limiting block, and guide rods are connected through the four limiting blocks.

[0009] Preferably, the side of the base is fixedly connected with a motor, and each placing slot is rotatably connected with a bevel gear two, and the left bevel gear two and the base are connected with a screw rod two, and the screw rod two is fixedly connected with the left bevel gear two.

[0010] Preferably, the output shaft of the motor penetrates the inside of the leftmost placing slot and is fixedly connected with the leftmost bevel gear two, and the right three bevel gears two are threadedly connected with the screw rod two.

[0011] Preferably, the outer surfaces of the two bottom rods and top rods on the two sides are fixedly connected with connecting blocks on the close sides, and the outer surfaces of the two bottom rods and top rods in the middle are also fixedly connected with connecting blocks on the two sides, and the adjacent top rods and bottom rods are rotatably connected with telescopic inclined rods through the two connecting blocks.

[0012] Preferably, the right three bottom rods are threadedly connected with the screw rod two, and the thread engagement pitch of the right three bevel gears two and the screw rod two is twice the thread engagement pitch of the right three bottom rods and the screw rod two.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1) rotating the bevel gear one drives the screw rod one to rotate, since the screw rod one is meshed and connected with the top rod, thus, the screw rod one rotates to drive the top rod to rise, and in the rising process of the top rod, the lifting block moves downward in the straight groove, thereby achieving the purpose of adjusting the height of the railing.

[0015] 2) the guide rod can support the four top rods in the sliding process of the base, avoiding the shaking of the top rod in the sliding process of the bottom rod due to the lack of support of the top rod;

[0016] 3) by arranging the screw rod two, the right three bevel gears two rotate together in the rotating process of the screw rod two, thereby driving the right three bevel gears two to rotate synchronously, so that the left three top rods rise together, achieving the purpose of synchronously adjusting the height of the four top rods, and achieving the purpose of automatically adjusting the distance between the four bottom rods, i.e., adjusting the expansion length of the railing. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective structural schematic view of a yacht railing lifting assembly in the embodiment of the utility model;

[0018] Figure 2 The bottom rod and the top rod are analyzed and split in the embodiment of the utility model;

[0019] Figure 3 The A part of the embodiment of the utility model is enlarged; Figure 2

[0020] Figure 4 The whole structure schematic diagram after the base is removed in the embodiment of the utility model;

[0021] Figure 5 The fourth bevel gear two and the screw two are shown in the embodiment of the utility model.

[0022] In the drawing: 1, base; 2, motor; 3, bottom rod; 4, top rod; 5, lifting block; 6, screw one; 7, guide rod; 8, limiting block; 9, placing groove; 10, bevel gear one; 11, bevel gear two; 12, screw two; 13, connecting block; 14, telescopic inclined rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiment of the utility model will be clearly and completely described below with reference to the drawings in the embodiment of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Embodiment one

[0025] Combined with Figure 1 - Figure 5 A yacht railing lifting assembly, including base 1, four bottom rods 3 are slidably connected to the top of the inside of base 1, the inside of bottom rod 3 is slidably connected to the top of top rod 4, a straight groove is formed in the inside of top rod 4, lifting block 5 is arranged in the inside of straight groove, screw one 6 is rotatably connected between the bottom of lifting block 5 and the inside of bottom rod 3, placing groove 9 is arranged in the inside of bottom rod 3 near the bottom, bevel gear one 10 is fixedly connected to the inside of placing groove 9 through the bottom of screw one 6.

[0026] In the actual operation process, base 1 is connected with the deck of the yacht, bevel gear one 10 is rotated, screw one 6 is driven to rotate, because screw one 6 is meshingly connected with top rod 4, screw one 6 is rotated, top rod 4 is driven to rise, and in the rising process of top rod 4, lifting block 5 is in the inside of straight groove and relatively slides downward in the straight groove, so that the height of the railing is adjusted.

[0027] Referring to Figure 2 ​The screw rod 6 is threadedly connected with the inner bottom position of the top rod 4, and the lifting block 5 is only slidingly connected with the straight slot.

[0028] Referring to Figure 4 The top of the four top rods 4 is fixedly connected with a limiting block 8, and the four limiting blocks 8 are throughly connected with a guide rod 7, and the two ends of the guide rod 7 are fixedly connected with limiting blocks at the far sides of the two limiting blocks 8 located at the two sides.

[0029] Specifically, the guide rod 7 can support the four top rods 4 during the sliding of the four bottom rods 3 on the base 1, so as to avoid the shaking of the top rods 4 during the sliding of the bottom rods 3.

[0030] Referring to Figure 3 The side of the base 1 is fixedly connected with a motor 2, the inside of each placing slot 9 is rotatably connected with a bevel gear 11, the left bevel gear 11 is connected with a screw rod 12 between the base 1, and the screw rod 12 is fixedly connected with the left bevel gear 11.

[0031] Referring to Figure 1 、 Figure 3 and Figure 5 The output shaft of the motor 2 is throughly connected with the inside of the leftmost placing slot 9 and fixedly connected with the leftmost bevel gear 11, and the right three bevel gears 11 are threadedly connected with the screw rod 12.

[0032] Referring to Figure 4 The outer surfaces of the two bottom rods 3 and the top rods 4 located at the two sides are fixedly connected with a connecting block 13 at the close side, and the outer surfaces of the two bottom rods 3 and the top rods 4 located at the middle are also fixedly connected with a connecting block 13 at the two sides, and the adjacent top rods 4 and the bottom rods 3 are rotatably connected with an extension inclined rod 14 through the two connecting blocks 13.

[0033] Referring to Figure 4 and Figure 5 The right three bottom rods 3 are threadedly connected with the screw rod 12, and the thread engagement pitch of the right three bevel gears 11 and the screw rod 12 is twice the thread engagement pitch of the right three bottom rods 3 and the screw rod 12.

[0034] Specific, start motor 2, drive left bevel gear two 11 rotation, in turn drive screw two 12 rotation in the inside of base 1, in turn drive right side three bottom rod 3 synchronous sliding, and left bevel gear two 11 rotation in the process, will drive bevel gear one 10 rotation, in turn drive left side screw one 6 rotation, in turn left side top rod 4 rise, and because right side three bevel gear two 11 and screw two 12 thread engagement pitch is right side three bottom rod 3 all with screw two 12 thread connection pitch twice, therefore, in the process of screw two 12 rotation, will drive right side three bevel gear two 11 rotation, in turn drive right side three bevel gear two 11 synchronous rotation, in turn make left side three top rod 4 rise together, reach synchronous regulation four top rod 4 height purpose, and reached automatic regulation four bottom rod 3 between the distance, namely, adjust the length of the rail to open the purpose.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A yacht railing lifting assembly comprising a base (1) characterised in that: The inside of the base (1) is slidably connected with four bottom rods (3) through the top, the inside of the bottom rod (3) is slidably connected with a top rod (4) through the top, a straight slot is arranged in the inside of the top rod (4), a lifting block (5) is arranged in the inside of the straight slot, a screw rod one (6) is rotatably connected between the bottom of the lifting block (5) and the inside of the bottom rod (3), a placing groove (9) is arranged in the inside of the bottom rod (3) starting from the bottom, and a bevel gear one (10) is fixedly connected to the bottom of the screw rod one (6) through the inside of the placing groove (9).

2. A boat rail lift assembly according to claim 1, wherein: The screw rod one (6) is threadedly connected with the inside of the top rod (4) at the bottom position, and the lifting block (5) is only slidably connected with the straight slot.

3. A boat rail lift assembly according to claim 1, wherein: The top of each of the four top rods (4) is fixedly connected with a limiting block (8), and a guide rod (7) is connected through the four limiting blocks (8).

4. A boat rail lift assembly according to claim 1, wherein: The side of the base (1) is fixedly connected with a motor (2), the inside of each placing groove (9) is rotatably connected with a bevel gear two (11), the bevel gear two (11) on the left side is connected with a screw rod two (12) between the base (1), and the screw rod two (12) is fixedly connected with the bevel gear two (11) on the left side.

5. A boat barrier lift assembly according to claim 4 wherein: The output shaft of the motor (2) is fixedly connected with the bevel gear two (11) on the far left side through the inside of the placing groove (9) on the far left side, and the three bevel gears two (11) on the right side are threadedly connected with the screw rod two (12).

6. A boat barrier lift assembly according to claim 1 wherein: The outer surfaces of the two bottom rods (3) and top rods (4) on the two sides are fixedly connected with connecting blocks (13) on the close sides, and the outer surfaces of the two bottom rods (3) and top rods (4) in the middle are also fixedly connected with connecting blocks (13) on the two sides, and the adjacent top rods (4) and bottom rods (3) are rotatably connected with telescopic inclined rods (14) through the two connecting blocks (13).

7. A boat barrier lift assembly according to claim 4 wherein: The three bottom rods (3) on the right side are threadedly connected with the screw rod two (12), and the thread engagement pitch of the three bevel gears two (11) on the right side and the screw rod two (12) is twice the thread engagement pitch of the three bottom rods (3) on the right side and the screw rod two (12).

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