Induction system of electric anchor and mooring equipment

By designing a single proximity switch feedback in an electric anchor winch, the problem of inconvenience in the operating state and chain length of the sprocket in the prior art is solved, and precise control of the anchoring and anchoring process is achieved, reducing the failure rate and cost.

CN222579244UActive Publication Date: 2025-03-07SHANGHAI GUOJING MASCH EQUIP CO LTD
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Patent Information

Application Number
CN202323545556.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-26
Publication Date
2025-03-07
Estimated Expiration
2033-12-26

AI Technical Summary

Technical Problem

The prior art cannot realize a simple induction system for the operating state of the electric anchor crane and the release and recovery length of the chain, resulting in inaccurate anchoring and anchoring processes.

Method used

An induction system of an electric anchor winch is designed, using a single proximity switch feedback chain length counting and sprocket operation detection function, and the wire is set in the direction where the chain leaves the anchor sprocket to avoid silt and sand affecting the circuit.

Benefits of technology

Digital control of the collection and release anchors is realized, simplifying the circuit, reducing failure rate and manufacturing costs, and reducing maintenance and use costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a sensing system of an electric anchor windlass, the system comprises a cable lifter, a chain, a supporting seat, a base, a sensing sheet and a proximity switch, the chain is sleeved on the cable lifter, the cable lifter is coaxially arranged on the supporting seat through a rotating shaft, the cable lifter is arranged on the base through the supporting seat, the sensing sheet is arranged on the cable lifter, and the proximity switch is arranged on the sensing sheet. A proximity switch is arranged on the supporting seat and electrically connected with the controller, and a wire of the proximity switch is arranged in the direction where the chain leaves the cable lifter. Compared with the prior art, the functions of chain length counting, chain wheel operation detection and the like are fed back through a single proximity switch, the circuit is correspondingly simple, and the failure rate and the manufacturing cost are reduced; and the influence on a circuit caused by silt when the chain enters the anchor and mooring equipment is avoided.
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Description

Technical Field

[0001] The utility model belongs to the technical field of anchor winches and relates to an induction system of an electric anchor winch. Background Art

[0002] When the electric anchor winch is working, it is required to keep induction of the sprocket running status and the chain paying out and recovering length at all times, and feedback the signal through the chain length counting device, so as to realize more precise digital control of the whole process of anchoring and lifting anchor. The existing technology does not have a simple sensing system to realize this function.

[0003] Patent CN214138854U discloses a high-strength sprocket cover assembly for marine anchoring machine, including a fixing seat, a supporting seat and a sprocket cover body, the supporting seat is fixedly arranged in the middle of the top of the fixing seat, the sprocket cover body is fixedly arranged at the top of the supporting seat, the sprocket cover body is rotatably provided with a sprocket body inside the sprocket cover body, the chain anchor body is rotatably wound on the sprocket body, a cleaning assembly is fixedly arranged on one side of the top of the sprocket cover body, the cleaning assembly includes a fixing box and a steering gear, the fixing box is fixedly arranged on one side of the top of the sprocket cover body, the steering gear is fixedly arranged inside the fixing box, the steering wheel of the steering gear is fixedly connected with an inclined connecting plate, and a hook is fixedly arranged at one end of the connecting plate. However, the patent is provided with two proximity switches, which are not only complex in structure, but also for the purpose of hooking out aquatic organisms and storing chain anchors, and there is no control over the running state of the sprocket and the length of chain release and recovery. Utility Model Content

[0004] The purpose of the utility model is to provide an induction system for an electric anchor winch in order to overcome at least one defect of the above-mentioned prior art. The chain length counting and sprocket operation detection functions of the utility model are fed back through a single proximity switch, the circuit is simple, the failure rate and the manufacturing cost are reduced, and the influence of mud and sand brought by the chain entering the anchor winch on the circuit is avoided.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] One of the technical solutions of the utility model is to provide an induction system of an electric anchor winch, the system comprising an anchor chain wheel, a chain, a support seat, a base, an induction sheet and a proximity switch, the anchor chain wheel is sleeved with a chain, the anchor chain wheel is coaxially mounted on the support seat through a rotating shaft, the anchor chain wheel is mounted on the base through the support seat, the anchor chain wheel is provided with an induction sheet, the support seat is provided with a proximity switch, the proximity switch is electrically connected to a controller, and the direction of the wire of the proximity switch is set in the direction where the chain leaves the anchor chain wheel.

[0007] Furthermore, a proximity switch is installed on the edge of the support seat through a proximity switch bracket. The distance between the proximity switch and the center of the rotating shaft is the same as that of the sensing sheet, so that the proximity switch can sense when the sensing sheet rotates to the edge of the support seat.

[0008] Furthermore, a positioning hole is provided on the anchor chain wheel, a positioning groove is provided on the edge of the positioning hole, the convexity formed on the other side of the concave portion of the positioning groove constitutes a chain tooth of the anchor chain wheel, the chain tooth engages with the chain, and an induction sheet is provided on the edge of the anchor chain wheel at a position corresponding to the positioning groove.

[0009] Furthermore, a positioning pillow block is provided at the center of the positioning hole, and the anchor chain wheel is connected to the rotating shaft via the positioning pillow block.

[0010] Furthermore, a rotating shaft hole is provided on the top of the support seat, and the support seat is connected to the rotating shaft through the rotating shaft hole.

[0011] Furthermore, a support mounting seat is provided at the bottom of the support seat, a support mounting platform is provided on the base, and the support seat is installed on the base through the support mounting seat and the support mounting platform.

[0012] Furthermore, the support mounting seat is fixed to the support mounting platform by bolts.

[0013] Furthermore, a clutch is sleeved on the rotating shaft, and a shift fork is installed on the supporting seat through a shift fork bracket, and the shift fork controls the opening and closing of the clutch to control whether the anchor chain wheel rotates.

[0014] Furthermore, a brake belt is provided on the outer edge of the anchor chain wheel, and the brake belt covering along the circumferential direction of the anchor chain wheel is pressed against the surface of the anchor chain wheel to brake the anchor chain wheel.

[0015] Furthermore, a brake mounting seat is provided on the base, and a brake rod is provided on the brake mounting seat, and whether the brake belt is compressed is controlled by the brake rod.

[0016] As a preferred technical solution, the proximity switch has a total of four pins, of which pins 1 and 3 are electrically connected to the positive and negative input terminals of a DC power supply (Power Supply), pin 4 is electrically connected to a controller and serves as a signal output terminal to output signals to the controller, and pin 2 is reserved.

[0017] As a preferred technical solution, the support seat adopts an arc plate, and the controller adopts a PLC controller, which is arranged in an electric control box.

[0018] One of the technical solutions of the utility model is to provide a method for using the induction system of an electric anchor winch, the method comprising the following steps:

[0019] The operation information of the anchor chain wheel is collected through a proximity switch and fed back to the controller in the electric control box. The controller confirms the operation status of the anchor chain wheel. The proximity switch detects that two induction plates have passed, that is, two chain teeth of the anchor chain wheel have passed, which is equivalent to a chain link passing through. At the same time, the distribution position of the induction plates is determined, and the passing time can also be monitored. The rotation speed of the anchor chain wheel can be calculated, and the chain length (Chain Length) count and sprocket operation (AnchorOperation) detection information are output to the frequency converter or the main command display. The operator refers to the displayed information to perform the next operation on the anchor winch.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] (1) The utility model uses only one proximity switch to access the controller. The chain length counting and sprocket operation detection functions are fed back by a single proximity switch, thereby realizing digital control of the anchor retracting and releasing. The circuit is simple, the failure rate and manufacturing cost are reduced, and the maintenance and use costs are also significantly reduced.

[0022] (2) The wires of the proximity switch of the utility model that are electrically connected to the controller are arranged in the direction where the chain leaves the anchor chain wheel, so as to prevent the mud and sand brought by the chain entering the anchor winch from affecting the circuit. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the induction system of the electric anchor winch in the embodiment of the utility model;

[0024] Figure 2 The figure is a circuit connection diagram of the proximity switch in the embodiment of the utility model.

[0025] Description of the markings in the figure:

[0026] 1—anchor chain wheel, 11—positioning hole, 12—positioning groove, 13—positioning shaft platform, 14—brake band, 2—chain, 3—rotating shaft, 31—clutch, 4—shift fork, 5—support seat, 51—rotating shaft hole, 52—support mounting seat, 53—proximity switch bracket, 6—base, 61—support mounting platform, 62—brake mounting seat, 63—brake lever, 7—bolt, 8—sensor plate, 9—proximity switch. DETAILED DESCRIPTION

[0027] The present invention is described in detail below in conjunction with specific embodiments. This embodiment is implemented based on the technical solution of the present invention, and provides a detailed implementation method and a specific operation process, but the protection scope of the present invention is not limited to the following embodiments.

[0028] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third" and the like are used to describe common objects, and only refer to different instances of the same object, and are not intended to imply that the objects described in this way must adopt a given order, whether in time, space, order or any other manner.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] Example:

[0031] An induction system for an electric anchor winch, such as Figure 1 As shown, it comprises an anchor chain wheel 1, a chain 2, a support seat 5, a base 6, a sensing sheet 8 and a proximity switch 9. The chain 2 is sleeved on the anchor chain wheel. The anchor chain wheel 1 is coaxially mounted on the support seat 5 through a rotating shaft 3. The anchor chain wheel 1 is mounted on the base 6 through the support seat 5. A plurality of sensing sheets 8 are arranged on the anchor chain wheel 1. A proximity switch 9 is arranged on the support seat 5. The proximity switch 9 is electrically connected to the controller. The direction of the wire of the proximity switch 9 is arranged in the direction where the chain 2 leaves the anchor chain wheel.

[0032] A proximity switch 9 is installed on the edge of the support seat 5 through a proximity switch bracket 53. The distance between the proximity switch 9 and the center of the rotating shaft 3 is the same as that of the induction sheet 8, so that the proximity switch 9 can sense when the induction sheet 8 rotates to the edge of the support seat 5;

[0033] A positioning hole 11 is provided on the anchor chain wheel 1, and a plurality of positioning grooves 12 are provided on the edge of the positioning hole 11. The concave portion of the positioning groove 12 and the convex portion formed on the other side constitute the chain teeth of the anchor chain wheel, and the chain teeth are engaged with the chain 2. The edge of the anchor chain wheel 1 is provided with a sensing piece 8 at a position corresponding to the positioning groove 12. In this embodiment, five sensing pieces 8 are evenly spaced and arranged.

[0034] A positioning pillow block 13 is provided in the center of the positioning hole 11, and the anchor chain wheel 1 is connected to the rotating shaft 3 via the positioning pillow block 13;

[0035] A rotating shaft hole 51 is formed on the top of the support base 5, and the support base 5 is connected to the rotating shaft 3 through the rotating shaft hole 51;

[0036] A support mounting seat 52 is provided at the bottom of the support seat 5, and a support mounting platform 61 is provided on the base 6. In this embodiment, two support mounting seats 52 and the support mounting platform 61 are provided. The support seat 5 is installed on the base 6 through the support mounting seat 52 and the support mounting platform 61.

[0037] The support mounting seat 52 is fixed to the support mounting platform 61 by bolts 7, and two are provided in this embodiment;

[0038] A clutch 31 is sleeved on the rotating shaft 3, and a shift fork 4 is installed on the supporting seat 5 through a shift fork bracket. The shift fork 4 controls the opening and closing of the clutch 4 to control whether the anchor chain wheel rotates;

[0039] A brake belt 14 is provided on the outer edge of the anchor chain wheel 1, and the brake belt 14 covering along the circumferential direction of the anchor chain wheel 1 is pressed against the surface of the anchor chain wheel 1, thereby playing a braking role on the anchor chain wheel;

[0040] A brake mounting seat 62 is provided on the base 6 , and a brake lever 63 is provided on the brake mounting seat 62 . The brake lever 63 is used to control whether the brake belt 14 is compressed.

[0041] like Figure 2 As shown, the proximity switch 9 has four connection pins, of which connection pins 1 and 3 are electrically connected to the positive and negative input terminals of the DC power supply (PowerSupply), connection pin 4 is electrically connected to the controller and serves as a signal output terminal to output signals to the controller, and connection pin 2 is reserved.

[0042] In this embodiment, the support base 5 is an arc plate, the protection level of the proximity switch 9 is IP76, and the controller is a PLC controller, which is arranged in an electric control box.

[0043] The method for using the induction system of the electric anchor winch is as follows:

[0044] The operation information of the anchor wheel 1 is collected through a proximity switch 9 and fed back to the controller in the electric control box. The controller confirms the operation of the anchor wheel 1. The proximity switch 9 detects that two induction plates 8 pass, that is, two chain teeth of the anchor wheel 1 pass, which is equivalent to passing a link of the chain 2. At the same time, the distribution position of the induction plates 8 is determined, and the passing time can also be monitored. The rotation speed of the anchor wheel 1 can be calculated, and the chain length (Chain Length) count and sprocket operation (AnchorOperation) detection information are output to the frequency converter or the main command display. The operator refers to the displayed information to perform the next operation on the anchor winch.

[0045] The above description of the embodiments is to facilitate the understanding and use of the utility model by those skilled in the art. It is obvious that those familiar with the art can easily make various modifications to these embodiments and apply the general principles described herein to other embodiments without creative work. Therefore, the utility model is not limited to the above embodiments, and improvements and modifications made by those skilled in the art based on the disclosure of the utility model without departing from the scope of the utility model should be within the scope of protection of the utility model.

Claims

1. An induction system for an electric anchor winch, characterized in that: The system comprises an anchor chain wheel (1), a chain (2), a support seat (5), a base (6), a sensing sheet (8) and a proximity switch (9), wherein the chain wheel (1) is sleeved with the chain (2), the anchor chain wheel (1) is coaxially mounted on the support seat (5) via a rotating shaft (3), the anchor chain wheel (1) is mounted on the base (6) via the support seat (5), the anchor chain wheel (1) is provided with a sensing sheet (8), the support seat (5) is provided with a proximity switch (9), the proximity switch (9) is electrically connected to a controller, and the direction of the wire of the proximity switch (9) is arranged in the direction in which the chain (2) leaves the anchor chain wheel.

2. The induction system of an electric anchor winch according to claim 1, characterized in that: A proximity switch (9) is installed on the edge of the support seat (5) via a proximity switch bracket (53), and the distance between the proximity switch (9) and the center of the rotating shaft (3) is the same as that of the induction sheet (8).

3. The induction system of an electric anchor winch according to claim 1, characterized in that: The anchor chain wheel (1) is provided with a positioning hole (11), and the edge of the positioning hole (11) is provided with a positioning groove (12). The inner concave of the positioning groove (12) forms a convexity on the other side to form a chain tooth of the anchor chain wheel (1), and the chain tooth is engaged with the chain (2). The edge of the anchor chain wheel (1) is provided with a sensing plate (8) at a position corresponding to the positioning groove (12).

4. The induction system of an electric anchor winch according to claim 3, characterized in that: A positioning pillow block (13) is provided at the center of the positioning hole (11), and the anchor chain wheel (1) is connected to the rotating shaft (3) via the positioning pillow block (13).

5. The induction system of an electric anchor winch according to claim 1, characterized in that: A rotating shaft hole (51) is provided on the top of the support seat (5), and the support seat (5) is connected to the rotating shaft (3) via the rotating shaft hole (51).

6. The induction system of an electric anchor winch according to claim 1, characterized in that: A support mounting seat (52) is provided at the bottom of the support seat (5), a support mounting platform (61) is provided on the base (6), and the support seat (5) is mounted on the base (6) via the support mounting seat (52) and the support mounting platform (61).

7. The induction system of an electric anchor winch according to claim 6, characterized in that: The support mounting seat (52) is fixed on the support mounting platform (61) by means of bolts (7).

8. The induction system of an electric anchor winch according to claim 1, characterized in that: The rotating shaft (3) is sleeved with a clutch (31), and the supporting seat (5) is provided with a shift fork (4) via a shift fork bracket. The shift fork (4) controls the opening and closing of the clutch (31) to control whether the anchor chain wheel rotates.

9. The induction system of an electric anchor winch according to claim 1, characterized in that: The outer edge of the anchor chain wheel (1) is provided with a brake belt (14).

10. The induction system of an electric anchor winch according to claim 9, characterized in that: The base (6) is provided with a brake mounting seat (62), and the brake mounting seat (62) is provided with a brake rod (63), and whether the brake belt (14) is compressed is controlled by the brake rod (63).