Marine turnover platform with locking mechanism
By introducing a locking assembly on the folding link of the marine flip platform, the lack of support and shaking problems caused by the lack of locking mechanism in the prior art are solved, and a more stable platform expansion and folding process is achieved.
Patent Information
- Application Number
- CN202420163217.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-01-23
AI Technical Summary
The folding links of existing marine flip platforms lack locking mechanisms, resulting in little support in the oblique direction and large movement clearance, which may lead to shaking.
A marine flip platform with locking mechanism is designed to ensure support when deployed by providing locking assemblies on the folding link, including locking pins and locking holes, using a return spring and unlocking loop. force and reduce shaking when folded.
The folding link is effectively reinforced, the support force is improved, the shaking is reduced, and the automatic locking mechanism is used to achieve convenient relocking during the next use.
Smart Images
Figure CN222310854U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of marine equipment, in particular to a marine turnover platform with a locking mechanism. Background Art
[0002] There is a foldable and flippable marine platform, in which the platform and the hull are connected by a hinge. The platform and the hull are also provided with a two-stage folding link. When the platform is folded up, the platform is pulled up by a hand winch to fold the platform. However, due to the lack of a locking mechanism between the two-stage links of the folding link, almost no supporting force is provided in the oblique upward direction (the direction in which the platform is folded and recovered). At the same time, in order to facilitate folding, the movable gap between the two-stage links is relatively large, and there is a possibility of shaking. Utility Model Content
[0003] In view of the above-mentioned deficiencies of the folding connecting rod of the current turnover platform, the utility model provides a marine turnover platform with a locking mechanism, which can lock the connecting rod, reinforce the connecting rod and reduce shaking.
[0004] In order to achieve the above object, the embodiment of the utility model adopts the following technical solution:
[0005] A marine flip platform with a locking mechanism comprises a platform, a fixed foundation pile and a locking assembly, the platform comprises a base plate, one side of the base plate is connected to the fixed foundation pile by a hinge, and a folding connecting rod is arranged between the base plate and the fixed foundation pile; the folding connecting rod comprises a first connecting rod, a second connecting rod and a connecting hinge; the first connecting rod is hinged to the base plate, the second connecting rod is hinged to the fixed foundation pile, and the first connecting rod and the second connecting rod are connected by a connecting hinge; the locking assembly comprises a locking pin and a locking hole; the locking pin is fixed on the first connecting rod, and the locking hole is arranged on the second connecting rod; the locking pin comprises a movable pin, a reset spring and a shell; one end of the locking pin is adapted to the locking hole, and the other end is provided with an unlocking pull ring; when the platform is in the unfolded state, the movable pin is matched and fixed with the locking hole, the first connecting rod and the second connecting rod are in a locked state, and pulling the unlocking pull ring drives the movable pin to disengage from the locking hole for unlocking.
[0006] According to one aspect of the utility model, a cushion block is arranged on the movable pin; a guide block is arranged on the inner side of the shell; and the return spring is arranged between the cushion block and the guide block.
[0007] According to one aspect of the utility model, a limit block is arranged inside the shell.
[0008] According to one aspect of the utility model, the top end of the movable pin is arc-shaped; a freely rotatable ball is arranged on the top end of the movable pin.
[0009] According to one aspect of the utility model, the connecting hinge includes a rotating shaft arranged on the first connecting rod and a movable hole arranged on the second connecting rod.
[0010] According to one aspect of the utility model, the movable hole is a waist-shaped hole.
[0011] Advantages of the utility model:
[0012] A locking assembly is provided on the first connecting rod and the second connecting rod. When the platform is in the unfolded state, the movable pin is fixed in cooperation with the locking hole. At this time, the first connecting rod and the second connecting rod are in a locked state, which can reinforce the folding connecting rod, improve the supporting force and reduce the shaking effect. When the platform needs to be folded up, the unlocking pull ring is pulled to drive the movable pin to disengage from the locking hole for unlocking. During the folding process of the folding connecting rod, the movable pin will fit the outer edge of the connecting hinge under the action of the reset spring. When the platform is lowered next time, as the folding connecting rod is folded into place, the movable pin will rotate to the corresponding position of the locking hole along with the first connecting rod and will combine with the locking hole under the action of the reset spring to realize automatic locking. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0014] Figure 1 It is a structural schematic diagram of a marine turnover platform with a locking mechanism according to the utility model when it is unfolded;
[0015] Figure 2 It is a structural schematic diagram of a marine turnover platform with a locking mechanism according to the utility model when it is folded;
[0016] Figure 3 This is a schematic diagram of the structure of the locking pin according to an embodiment of the utility model;
[0017] Figure 4 for Figure 1 A partial enlarged view of the portion indicated by reference numeral Ⅰ;
[0018] Figure 5 for Figure 2 A partial enlarged view of the portion indicated by reference numeral Ⅱ;
[0019] Figure 6 It is a schematic diagram of the semi-enclosed structure described in an embodiment of the utility model.
[0020] Legend: 11, base plate; 12, folding connecting rod; 121, first connecting rod; 122, second connecting rod; 123, connecting hinge; 2, fixed base pile; 3, locking pin; 31, movable pin; 311, unlocking pull ring; 312, cushion block; 313, ball bearing; 32, return spring; 33, housing; 331, guide block; 332, limit block; 4, locking hole. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, a marine turnover platform with a locking mechanism comprises a platform, a fixed foundation pile 2 and a locking assembly, wherein the platform comprises a bottom plate 11, one side of the bottom plate 11 is connected to the fixed foundation pile 2 by a hinge, and a folding link 12 is arranged between the bottom plate 11 and the fixed foundation pile 2; the folding link 12 comprises a first link 121, a second link 122 and a connecting hinge 123; the first link 121 is hinged to the bottom plate 11, the second link 122 is hinged to the fixed foundation pile 2, and the first link 121 and the second link 122 are connected by a connecting hinge 123; the locking assembly comprises a locking pin 3 and a locking hole 4; the locking pin 3 is fixed on the first link 121, and the locking hole 4 is arranged on the second link 122; the locking pin 3 comprises a movable pin 31, a reset spring 32 and a housing 33; one end of the locking pin 3 is adapted to the locking hole 4, and the other end is provided with an unlocking pull ring 311;
[0023] When the platform is in the unfolded state, the movable pin 31 is fixed in cooperation with the locking hole 4, and the first connecting rod 121 and the second connecting rod 122 are in a locked state (such as Figure 1 and Figure 4 When the platform needs to be folded, the unlocking ring 311 is pulled to drive the movable pin 31 to come out of the locking hole 4 to unlock the platform. During the folding process of the folding link 12, the movable pin 31 will fit the outer edge of the connecting hinge 123 under the action of the return spring 32 (after the platform is folded into place, as shown in FIG. Figure 2 and Figure 5As shown), when the platform is lowered next time, as the folding link 12 is folded into place, the movable pin 31 will be combined with the locking hole 4 under the action of the return spring 32 to achieve automatic locking when the first link 121 rotates to the corresponding position of the locking hole 4.
[0024] A cushion block 312 is provided on the movable pin 31; a guide block 331 is provided on the inner side of the shell 33; a return spring 32 is provided between the cushion block 312 and the guide block 331; the main body of the movable pin 31 passes through the return spring 32, and its tail end passes through the guide block 331 and extends to the outside of the shell 33, wherein the guide block 331 can allow the movable pin 31 to maintain linear movement, thereby ensuring the straightness of its movable track.
[0025] A limit block 332 is disposed inside the housing 33 to limit the travel of the movable pin 31 .
[0026] In practical applications, the top of the movable pin 31 is arc-shaped; further, a freely rotatable ball 313 is provided at the top of the movable pin 31 to reduce friction.
[0027] The connecting hinge 123 includes a rotating shaft arranged on the first connecting rod 121 and a movable hole arranged on the second connecting rod 122; the movable hole is a waist-shaped hole, which provides a movable gap for the rotating shaft; in addition, in order to ensure that the locking component does not interfere with the connecting rod during the folding process of the folding connecting rod 12, the connecting hinge 123 is partially Figure 6 In the structure shown, the portion located at the second connecting rod 122 adopts a semi-enclosed structure, the locking hole 4 is arranged on the semi-enclosed structure, and the semi-enclosed structure adopts an arc shape, which, in combination with the arc shape at the top of the movable pin 31 and the design of the ball 313, can reduce the friction between the movable pin 31 and the semi-enclosed structure during the folding process of the connecting rod;
[0028] In actual application, the unlocking pull ring 311 can be connected to the rope, and the unlocking can be achieved by pulling the rope; a hand winch is often used to lift the platform during the process of lowering and folding the platform, so a lifting ring is provided on the platform. A feasible solution is to leave a certain amount of free space between the lifting rope of the hand winch and the lifting ring, and the tail end of the lifting rope is connected to the unlocking pull ring 311 through a rope. When the platform is lowered, the lifting rope is in a relaxed state and the locking assembly is in a locked state; when the platform needs to be folded up and the lifting rope is tightened, the tail end of the lifting rope can be unlocked by pulling the unlocking pull ring 311 through the rope, that is, unlocking and folding the platform are achieved simultaneously with one action.
[0029] Advantages of the utility model:
[0030] A locking assembly is provided on the first connecting rod and the second connecting rod. When the platform is in the unfolded state, the movable pin is fixed in cooperation with the locking hole. At this time, the first connecting rod and the second connecting rod are in a locked state, which can reinforce the folding connecting rod, improve the supporting force and reduce the shaking effect. When the platform needs to be folded up, the unlocking pull ring is pulled to drive the movable pin to disengage from the locking hole for unlocking. During the folding process of the folding connecting rod, the movable pin will fit the outer edge of the connecting hinge under the action of the reset spring. When the platform is lowered next time, as the folding connecting rod is folded into place, the movable pin will rotate to the corresponding position of the locking hole along with the first connecting rod and will combine with the locking hole under the action of the reset spring to realize automatic locking.
[0031] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the protection scope of the claims.
Claims
1. A marine turnover platform with a locking mechanism, comprising a platform and a fixed foundation pile (2), wherein the platform comprises a bottom plate (11), one side of the bottom plate (11) is connected to the fixed foundation pile (2) by a hinge, and a folding connecting rod (12) is arranged between the bottom plate (11) and the fixed foundation pile (2), wherein: The folding connecting rod (12) further comprises a locking assembly; the folding connecting rod (12) comprises a first connecting rod (121), a second connecting rod (122) and a connecting hinge (123); the first connecting rod (121) is hinged to the bottom plate (11), the second connecting rod (122) is hinged to the fixed pile (2), and the first connecting rod (121) and the second connecting rod (122) are connected via the connecting hinge (123); the locking assembly comprises a locking pin (3) and a locking hole (4); the locking pin (3) is fixed to the first connecting rod (121), and the locking hole (4) is provided with on the second connecting rod (122); the locking pin (3) comprises a movable pin (31), a return spring (32) and a housing (33); one end of the locking pin (3) is matched with the locking hole (4), and the other end is provided with an unlocking pull ring (311); when the platform is in an unfolded state, the movable pin (31) is matched and fixed with the locking hole (4), the first connecting rod (121) and the second connecting rod (122) are in a locked state, and the unlocking pull ring (311) is pulled to drive the movable pin (31) to come out of the locking hole (4) to unlock.
2. The marine turning platform with a locking mechanism according to claim 1, characterized in that: A cushion block (312) is provided on the movable pin (31); a guide block (331) is provided inside the housing (33); and the return spring (32) is provided between the cushion block (312) and the guide block (331).
3. The marine turning platform with a locking mechanism according to claim 2, characterized in that: A limiting block (332) is arranged inside the housing (33).
4. The marine turning platform with a locking mechanism according to claim 1, characterized in that: The top end of the movable pin (31) is in an arc shape; a freely rotatable ball (313) is arranged at the top end of the movable pin (31).
5. The marine turning platform with a locking mechanism according to claim 1, characterized in that: The connecting hinge (123) comprises a rotating shaft arranged on the first connecting rod (121) and a movable hole arranged on the second connecting rod (122).
6. The marine turning platform with a locking mechanism according to claim 5, characterized in that: The movable hole is a waist-shaped hole.