Multipurpose escalator for exhaust header and EGB bypass assembly
By designing a multi-purpose escalator, the problem of inconvenience in using existing escalators in narrow ship cabins was solved, providing a safe operating platform and protective measures, and achieving safe and efficient maintenance results.
Patent Information
- Application Number
- CN202423249266.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Existing escalators pose safety hazards and occupy a large space when inspecting the exhaust manifold and EGB bypass components of marine low-speed diesel engines, making them difficult to use in the confined space of a ship's cabin.
A multi-purpose escalator was designed, comprising a stepped escalator main frame, detachable handrails and chain assemblies, providing multiple platforms for different operations, and ensuring personnel safety through protective grilles and chain assemblies.
It enables safe and efficient operation in confined spaces, avoids falls from heights, saves space, and is suitable for maintenance of exhaust manifolds and EGB bypass components.
Smart Images
Figure CN223754004U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to ship diesel engine technical field, concretely is a kind of multipurpose escalator for exhaust manifold and EGB bypass assembly. BACKGROUND
[0002] Exhaust manifold of marine low-speed diesel engine and EGB bypass assembly installed outside exhaust manifold have periodic maintenance requirements, and for the maintenance of exhaust manifold and the operation of EGB bypass assembly outside exhaust manifold, due to its high height, ladder is usually used, and the ladder commonly used does not have corresponding platform for personnel to stand on, so that personnel have great security risks when working, and usually need to configure two groups of ladders for entering the exhaust manifold manhole cover and operating EGB bypass assembly, which occupies a large space, and the cabin working environment itself is relatively narrow, so it is not convenient to use, therefore we provide a kind of multipurpose escalator for exhaust manifold and EGB bypass assembly. INVENTION CONTENTS
[0003] The utility model provides a kind of multipurpose escalator for exhaust manifold and EGB bypass assembly, solve the problem raised in the above background technology.
[0004] To achieve the above purpose, the utility model is realized by the following technical scheme: a kind of multipurpose escalator for exhaust manifold and EGB bypass assembly, including escalator main frame, the escalator main frame is ladder-shaped, the platform of the escalator main frame ladder-shaped is provided with lower platform, the top of the escalator main frame is installed with upper platform, the top of the escalator main frame is installed with detachable handrail, the connecting lug is fixedly installed on the handrail, the chain assembly that can protect the maintenance personnel on the upper platform is installed between the connecting lug.
[0005] Optionally, the connecting lug is fixedly connected on the position of the lower platform of the escalator main frame, and the connecting lug is connected with the sealing column, the handrail is the frame structure that lower side is open, the position of the lower platform on the escalator main frame and the inner side of the end of handrail are all fixedly connected with fixed shaft sleeve, and the fixed shaft sleeve adjacent to chain assembly is connected with the protection fence that can rotate and stretch out and draw back.
[0006] Optionally, the two ends of the handrail are respectively inserted to the top of the escalator main frame, and the fixed shaft sleeve is fixed on the vertical corresponding place of the top of the escalator main frame and the fixed shaft sleeve of handrail, and they can be connected by bolt.
[0007] Optionally, the protection fence includes the side plate at both ends and the connecting baffle plate at the middle, the connecting baffle plate forms parallelogram structure between the connecting baffle plate, and the intersection is connected by shaft pin, and the connecting baffle plate of both ends is respectively slidingly connected with the side plate, while the two side plates on the same horizontal plane can be contacted.
[0008] Optionally, a sliding slot is formed in the interior of one of the two side plates in contact with each other, an L-shaped pull plate is slidably connected in the sliding slot, one end of the pull plate is fixedly connected with a bolt which protrudes from the side plate and is inserted into the other side plate, a spring is fixedly connected to the side of the pull plate opposite to the bolt, and one end of the spring is fixed to the inner wall of the sliding slot.
[0009] Optionally, the chain assembly comprises a bolt, a ring buckle and a sealing column, the two ends of the bolt are connected with the ring buckle, the ring buckle can be clamped on the connecting lug, the sealing column is connected to the ring buckle through a shaft pin, and a clock spring is arranged between the ring buckle and the sealing column to reset the closed loop of the sealing column.
[0010] The utility model has the following beneficial effects:
[0011] 1. The multipurpose escalator for the exhaust manifold and the EGB bypass assembly, the multiple platforms formed on the escalator main frame can be used for entering the scavenging manifold manhole cover and operating the EGB bypass assembly respectively, realize the effect of one ladder two uses, further make its use more convenient, and under the action of the chain assembly, the protection of personnel can be realized, the high fall of personnel is avoided, thereby the personal safety of personnel is guaranteed.
[0012] 2. The multipurpose escalator for the exhaust manifold and the EGB bypass assembly, through the detachable handrail, the height difference between the scavenging manifold manhole cover and the EGB bypass assembly is avoided, the handrail will be hindered with the upper assembly, the normal use is guaranteed, and under the action of the protection fence, personnel can be better protected. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the utility model;
[0014] Figure 2 It is a structural schematic diagram of the utility model fixed shaft sleeve connection structure;
[0015] Figure 3 It is a structural schematic diagram of the utility model protection fence connection;
[0016] Figure 4 It is a structural schematic diagram of the utility model side plate connection;
[0017] Figure 5 It is a structural schematic diagram of the utility model side plate connection section view;
[0018] Figure 6 It is a structural schematic diagram of the utility model chain assembly connection.
[0019] In the figure: 1, the main frame of the escalator; 2, the lower platform; 3, the upper platform; 4, the handrail; 5, the chain assembly; 6, the protective fence; 7, the fixed shaft sleeve; 8, the sealing column; 9, the connecting lug; 10, the side plate; 11, the connecting plate; 12, the sliding groove; 13, the pull plate; 14, the spring; 15, the bolt; 16, the ring buckle. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0021] Please refer to Figures 1 to 6 A multipurpose escalator for exhaust manifold and EGB bypass assembly, including the main frame of the escalator 1, the main frame of the escalator 1 is ladder-shaped, the lower platform 2 is arranged on the platform of the main frame of the escalator 1, through the lower platform 2, personnel can smoothly enter the exhaust manifold manhole cover, the upper platform 3 is installed on the top of the main frame of the escalator 1, through the upper platform 3, personnel can smoothly operate the EGB bypass assembly, the detachable handrail 4 is installed on the top of the main frame of the escalator 1, through the handrail 4, personnel can be better protected, and the handrail 4 is detachable, which avoids the height difference between the exhaust manifold manhole cover and the EGB bypass assembly, the handrail 4 will hinder the upper assembly, ensures normal use, the connecting lug 9 is fixedly installed on the handrail 4, the chain assembly 5 for protecting the maintenance personnel on the upper platform 3 is installed between the connecting lug 9, which avoids personnel falling from a high place, thereby protecting the personal safety of personnel.
[0022] Please refer to Figures 1 to 6 The connecting lug 9 is fixedly connected to the position of the lower platform 2 on the main frame of the escalator 1 and the sealing column 8 is connected to the connecting lug 9, the handrail 4 is a frame structure with the lower part open, the fixed shaft sleeve 7 is fixedly connected to the position of the lower platform 2 on the main frame of the escalator 1 and the inner side of the end of the handrail 4, the protective fence 6 that can rotate and stretch is connected to the fixed shaft sleeve 7 adjacent to the chain assembly 5, through the rotation of the protective fence 6, the opening effect can be realized, through the stretching effect, the space occupied by the protective fence 6 can be saved, at the same time, the protective fence 6 can be extended, thereby better protection can be realized.
[0023] Please refer to Figures 1 to 6The two ends of the handrail 4 are respectively inserted into the top of the escalator main frame 1, and the top of the escalator main frame 1 is fixed with the fixed shaft sleeve 7 vertically corresponding to the fixed shaft sleeve 7 on the handrail 4, and they can be connected by bolts, so that the handrail 4 can be stably installed on the escalator main frame 1, and the stability of the handrail 4 is ensured.
[0024] Please refer to Figures 1 to 6 The protection fence 6 includes side plates 10 at both ends and connecting plates 11 in the middle, the connecting plates 11 form a parallelogram structure between them, and the intersection is connected by a shaft pin, so that the connecting plates 11 can drive the side plates 10 to stretch and retract, and the connecting plates 11 at both ends are respectively slidingly connected with the side plates 10, and the two side plates 10 on the same horizontal plane can be in contact.
[0025] Please refer to Figures 1 to 6 Meanwhile, the inside of one of the two side plates 10 on the same horizontal plane in contact is provided with a sliding groove 12, and the sliding groove 12 is slidingly connected with a L-shaped pull plate 13, one end of the pull plate 13 is fixedly connected with a plug pin 15 extending out of the side plate 10 and inserted into the other side plate 10, the side opposite to the plug pin 15 of the pull plate 13 is fixedly connected with a spring 14, one end of the spring 14 is fixed to the inner wall of the sliding groove 12, under the action of the spring 14, the pull plate 13 can be stably inserted into the other side plate 10, so that the connection between the two protection fences 6 is more stable.
[0026] Please refer to Figures 1 to 6 The chain assembly 5 includes the plug pin 15, the ring buckle 16 and the sealing column 8, the two ends of the plug pin 15 are connected with the ring buckle 16, the ring buckle 16 can be clamped on the connecting lug 9, and the sealing column 8 is connected with the ring buckle 16 through a shaft pin, a clock spring is arranged between the ring buckle 16 and the sealing column 8 for resetting the closed loop of the sealing column 8, so that after the sealing column 8 is opened, the ring buckle 16 passes through the connecting lug 9, and then under the action of the clock spring, the sealing column 8 can be closed with the ring buckle 16, and the chain assembly 5 is fixed.
[0027] In summary, the multipurpose escalator for exhaust manifold and EGB bypass assembly, when in use, the EGB bypass assembly is operated, the handrail 4 is inserted on the top of the escalator main frame 1, and the handrail 4 is fixed by connecting the fixed shaft sleeve 7 on the handrail 4 with the escalator main frame 1 through bolts, then the staff walks to the upper platform 3, then the protective fence 6 is closed, the side plate 10 is contacted by the relative rotation of the connecting plate 11, then the connection between the side plates 10 is realized by the insertion of the bolt 15, and the ring buckle 16 can pass through the connecting lug 9 by pressing the sealing column 8, then the sealing column 8 can be closed with the ring buckle 16 under the action of the clock spring, so that the chain assembly 5 is fixedly installed on the connecting lug 9, and the protective fence 6 is prevented from being opened outward by the chain assembly 5, so as to protect the staff, and when the exhaust manifold is overhauled, the handrail 4 is disassembled, the escalator main frame 1 is pushed below the exhaust manifold manhole cover, and the staff stands on the lower platform 2 of the escalator to enter the exhaust manifold manhole cover.
[0028] In the description of the present application, it should be explained that the directions or position relations indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting or implying that the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance, and in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.
[0029] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A multipurpose staircase for exhaust manifold and EGB bypass assembly comprising a staircase main frame (1) characterized in that: The escalator main frame (1) is ladder-shaped, the lower platform (2) is arranged on the ladder-shaped platform of the escalator main frame (1), the upper platform (3) is installed on the top of the escalator main frame (1), the detachable handrail (4) is installed on the top of the escalator main frame (1), the connecting lug (9) is fixedly installed on the handrail (4), and the chain assembly (5) for protecting the maintenance personnel on the upper platform (3) is installed between the connecting lugs (9).
2. The multi-purpose stairway for exhaust manifold and EGB bypass assembly of claim 1, wherein: The connecting lug (9) is fixedly connected to the position of the lower platform (2) of the escalator main frame (1), and the sealing column (8) is connected to the connecting lug (9), the handrail (4) is of a frame structure with the lower part being open, the fixed shaft sleeve (7) is fixedly connected to the position of the lower platform (2) of the escalator main frame (1) and the inner side of the end portion of the handrail (4), and the protection fence (6) which can rotate and stretch is connected to the fixed shaft sleeve (7) adjacent to the chain assembly (5).
3. The multi-purpose stairway for exhaust manifold and EGB bypass assembly of claim 2, wherein: The two ends of the handrail (4) are respectively inserted into the top of the escalator main frame (1), and the fixed shaft sleeve (7) is fixed to the vertical corresponding position of the top of the escalator main frame (1) and the fixed shaft sleeve (7) on the handrail (4), and the two can be connected by bolts.
4. The multi-purpose stairway for exhaust manifold and EGB bypass assembly of claim 3, wherein: The protection fence (6) comprises the side plates (10) at both ends and the connecting plate (11) in the middle, the connecting plate (11) forms a parallelogram structure between the connecting plate (11), the connecting plate (11) is connected by a shaft pin at the intersection, and the connecting plate (11) at both ends is respectively slidingly connected with the side plate (10), and the two side plates (10) on the same horizontal plane can be in contact.
5. The multi-purpose stairway for exhaust manifold and EGB bypass assembly of claim 4, wherein: The sliding groove (12) is formed in one of the two side plates (10) on the same horizontal plane and in contact, the L-shaped pull plate (13) is slidingly connected in the sliding groove (12), one end of the pull plate (13) is fixedly connected with the insertion pin (15) which is inserted into the side plate (10) and in contact with the other side plate (10), the spring (14) is fixedly connected to the side opposite to the insertion pin (15) of the pull plate (13), and one end of the spring (14) is fixed to the inner wall of the sliding groove (12).
6. The multi-purpose stairway for exhaust manifold and EGB bypass assembly of claim 5, wherein: The chain assembly (5) comprises the insertion pin (15), the ring buckle (16) and the sealing column (8), the ring buckle (16) is connected to the two ends of the insertion pin (15), the ring buckle (16) can be clamped on the connecting lug (9), the sealing column (8) is connected to the ring buckle (16) through a shaft pin, and the clockwork spring is arranged between the ring buckle (16) and the sealing column (8) for resetting the closed loop of the sealing column (8).