Marine cable drum convenient to operate

Abstract

A marine cable drum convenient to operate comprises vertical plates arranged in a bilateral symmetry mode, a first rotating shaft is installed between the vertical plates, a drum is installed in the middle of the first rotating shaft, a driving wheel is arranged below the front side of the drum, a follower wheel is arranged under the driving wheel in a matched mode, and an annular groove and an annular groove I are correspondingly machined in the middle of the driving wheel and the middle of the follower wheel in the circumferential direction. A cable penetrates through the annular groove and the annular groove I and then is wound on the winding drum, the driving wheel is matched with the follower wheel to clamp and position the cable and feed the cable towards the winding drum, and meanwhile the first rotating shaft drives the winding drum to rotate and wind and store the cable. According to the structure, the driving wheel and the driven wheel are arranged in the winding direction of the cable, the driving wheel and the driven wheel clamp the cable and then assist in feeding, the cable is wound and stored in cooperation with the winding drum, a double-power structure is adopted on the whole, and the cable winding process is smoother.

Description

Technical Field

[0001] The utility model relates to a ship cable reel which is convenient to operate. Background Art

[0002] When a ship is moored at a dock, in order to reduce the cost of its own power generation, it is necessary to provide the ship with electricity from the dock. At this time, a longer cable is needed to complete the power connection. At this time, people will use a shore power cable reel, which can reel in longer cables, making the use and recycling of cables more convenient. During the recycling and winding process of the shore power cable reel, as the number of winding turns increases, the winding radius will increase accordingly, and a greater power is required to drive the reel. Existing reel devices mostly use a manual hand wheel or a single power structure to drive the reel to rotate, and the winding speed is unstable. Utility Model Content

[0003] In view of the shortcomings existing in the above problems, the utility model provides a ship cable reel which is easy to operate.

[0004] To achieve the above-mentioned purpose, the utility model provides a ship cable reel that is easy to operate, including vertical plates that are symmetrically arranged on the left and right, a first rotating shaft is installed between the vertical plates, a reel is installed in the middle of the first rotating shaft, a driving wheel is provided at the lower front side of the reel, a follower wheel is provided directly below the driving wheel, an annular groove and an annular groove I are correspondingly processed at the middle of the driving wheel and the follower wheel along the circumferential direction, the cable is passed between the annular groove and the annular groove I and then wound on the reel, the driving wheel cooperates with the follower wheel to clamp the cable in position and feed it in the direction of the reel, and at the same time, the first rotating shaft drives the reel to rotate and rewind the cable for storage.

[0005] As a further improvement of the present invention, both ends of the first rotating shaft pass through the vertical plate respectively and are connected to the first bearing seat, and one end of the first rotating shaft passes through the first bearing seat and is connected to the first motor.

[0006] As a further improvement of the present invention, the rotation speed of the first motor is constant.

[0007] As a further improvement of the utility model, the driving wheel is axially slidably installed on the second rotating shaft, both ends of the second rotating shaft pass through the vertical plate and are connected to the second bearing seat, and one end of the second rotating shaft passes through the second bearing seat and is connected to the second motor.

[0008] As a further improvement of the utility model, the driving wheel and the second rotating shaft adopt a key connection structure, a key groove is axially processed on the outer circumference of the second rotating shaft, a key block is fixed on the inner wall surface of the driving wheel, and the key block slides in cooperation with the key groove.

[0009] As a further improvement of the present invention, the cross-sectional shape of the second rotating shaft is hexagonal and matches with the central hole of the driving wheel.

[0010] As a further improvement of the present invention, the second motor is a variable frequency motor, and the rotation speed of the second motor is proportional to the winding radius of the cable on the drum.

[0011] As a further improvement of the utility model, the follower wheel is movably sleeved in the middle of the cross bar, and both ends of the cross bar pass through the vertical plate and are locked by nuts.

[0012] As a further improvement of the utility model, a guide groove is processed on the front side of the vertical plate along the front-to-back direction, and the end of the cross bar slides into the guide groove in cooperation.

[0013] As a further improvement of the utility model, the vertical plate is installed on a base, and a universal wheel is provided at the lower part of the base.

[0014] The beneficial effects of the utility model are:

[0015] 1. The structure sets a driving wheel and a follower wheel in the winding direction of the cable. The driving wheel and the follower wheel clamp the cable to assist in feeding, and cooperate with the reel to wind and store the cable, making the cable winding process smoother;

[0016] 2. The drum is driven by the first motor to rotate at a constant speed, and the driving wheel is driven by the second motor to rotate. The second motor adopts a variable frequency motor. The speed of the second motor is proportional to the winding radius of the cable on the drum. The overall dual-power structure is stable and the winding speed is fast;

[0017] 3. Universal wheels are provided at the bottom of the base, so that the device can be moved at any time and the application environment is flexible. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view of a conveniently operated marine cable reel of the utility model;

[0019] Figure 2 This is a left side view of a conveniently operated marine cable reel of the utility model;

[0020] Figure 3 Schematic diagram of the connection structure between the driving wheel 7 and the second rotating shaft 6 in Example 1;

[0021] Figure 4 Schematic diagram of the connection structure between the driving wheel 7 and the second rotating shaft 6 in Example 2.

[0022] In the figure: 1, vertical plate; 11, guide groove; 2, first rotating shaft; 3, reel; 4, first bearing seat; 5, first motor; 6, second rotating shaft; 61, keyway; 7, driving wheel; 71, annular groove; 72, key block; 8, second bearing seat; 9, second motor; 10, cross bar; 12, follower wheel; 121, annular groove I; 13, base; 14, universal wheel; 15, cable. DETAILED DESCRIPTION

[0023] like Figure 1 , Figure 2 As shown, the utility model is a kind of easy-to-operate marine cable reel, comprising a vertical plate 1 symmetrically arranged on the left and right, the vertical plate 1 is installed on a base 13, a universal wheel 14 is provided at the lower part of the base 13, a first rotating shaft 2 is installed between the vertical plates 1, a reel 3 is installed in the middle of the first rotating shaft 2, both ends of the first rotating shaft 2 pass through the vertical plates 1 respectively and are connected to a first bearing seat 4, one end of the first rotating shaft 2 passes through the first bearing seat 4 and is connected to a first motor 5, the first motor 5 has a constant speed, a driving wheel 7 is provided at the lower front side of the reel 3, the driving wheel 7 is axially slidably installed on a second rotating shaft 6, both ends of the second rotating shaft 6 pass through the vertical plates 1 and are connected to a second bearing seat 8, one end of the second rotating shaft 6 passes through the second bearing seat 8 and is connected to a second motor 9, the second motor 9 adopts a variable frequency motor, and the second motor 9 has a The rotation speed is proportional to the winding radius of the cable 15 on the drum 3. A follower wheel 12 is provided directly below the driving wheel 7. The follower wheel 12 is movably sleeved in the middle of the cross bar 10. The middle of the cross bar 10 adopts an optical axis structure. Both ends of the cross bar 10 pass through the vertical plate 1 and are locked by nuts. A guide groove 11 is processed along the front and rear directions on the front side of the vertical plate 1. The end of the cross bar 10 slides into the guide groove 11. The middle of the driving wheel 7 and the follower wheel 12 are correspondingly processed with annular grooves 71 and annular grooves I 121 along the circumferential direction. The cable 15 passes through the annular grooves 71 and I 121 and is then wound on the drum 3. The driving wheel 7 cooperates with the follower wheel 12 to clamp the cable 15 in place and feed it in the direction of the drum 3. At the same time, the first rotating shaft 2 drives the drum 3 to rotate and winds up the cable 15 for storage.

[0024] There are many ways to connect the driving wheel 7 and the second rotating shaft 6, as long as it is ensured that there is only axial displacement between the driving wheel 7 and the second rotating shaft 6, and no relative radial rotation is possible. Two embodiments are provided below:

[0025] In Embodiment 1, the driving wheel 7 and the second rotating shaft 6 adopt a key connection structure, a key groove 61 is axially processed on the outer peripheral surface of the second rotating shaft 6, and a key block 72 is fixed on the inner wall surface of the driving wheel 7, and the key block 72 slides in cooperation with the key groove 61;

[0026] In Embodiment 2, the cross-sectional shape of the second rotating shaft 6 is hexagonal and matches with the center hole of the driving wheel 7 .

[0027] The cable reel structure is provided with a driving wheel and a follower wheel in the winding direction of the cable. The driving wheel and the follower wheel clamp the cable and then assist in feeding, and cooperate with the reel to wind and store the cable, so that the cable winding process is smoother; the reel is driven to rotate by a first motor with a constant speed, and the driving wheel is driven to rotate by a second motor. The second motor adopts a variable frequency motor. The speed of the second motor is proportional to the winding radius of the cable on the reel. The overall dual-power structure is adopted, the structure is stable, and the winding speed is fast; a universal wheel is provided at the lower part of the base, so that the device can be moved at any time and the application environment is flexible.

[0028] In order to facilitate the understanding of the present invention, the following description is given in conjunction with the accompanying drawings during specific use;

[0029] When in use, first pass one end of the cable along the annular groove at the bottom of the driving wheel and wind it around the drum, then slide the cross bar along the guide groove on the front side of the vertical plate to under the second rotating shaft, lock the two ends of the cross bar with nuts, the position of the follower wheel corresponds to the driving wheel, and the lower part of the circumferential surface of the cable is embedded in the annular groove I in the middle of the follower wheel; then the first motor works and drives the drum to rotate at a constant speed, and at the same time the second motor drives the driving wheel to rotate, the driving wheel cooperates with the follower wheel to clamp the cable in position and feed it in the direction of the drum, the cable is evenly wound on the drum, and during the winding process, the positions of the driving wheel and the follower wheel are adjusted in the horizontal direction corresponding to the position of the cable, and the rotation speed of the driving wheel is coordinated with the winding speed of the cable, which is mainly proportional to the winding radius of the cable on the drum.

[0030] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A convenient-to-operate marine cable reel, characterized in that: The invention comprises upright plates (1) which are symmetrically arranged on both sides, a first rotating shaft (2) being installed between the upright plates (1), a reel (3) being installed in the middle of the first rotating shaft (2), a driving wheel (7) being provided at the lower front side of the reel (3), a follower wheel (12) being provided just below the driving wheel (7), an annular groove (71) and an annular groove I (121) being processed in the middle of the driving wheel (7) and the follower wheel (12) in a circumferential direction, a cable (15) passing through the annular groove (71) and the annular groove I (121) and then being wound on the reel (3), the driving wheel (7) cooperating with the follower wheel (12) to clamp and position the cable (15) and feed the cable in the direction of the reel (3), and at the same time the first rotating shaft (2) drives the reel (3) to rotate and wind up the cable (15) for storage.

2. A convenient-to-operate marine cable reel according to claim 1, characterized in that: Both ends of the first rotating shaft (2) pass through the vertical plate (1) respectively and are connected to the first bearing seat (4); one end of the first rotating shaft (2) passes through the first bearing seat (4) and is connected to the first motor (5).

3. A conveniently operated marine cable reel according to claim 2, characterized in that: The first motor (5) has a constant rotation speed.

4. The easy-to-operate marine cable reel according to claim 1, characterized in that: The driving wheel (7) is axially slidably mounted on the second rotating shaft (6); both ends of the second rotating shaft (6) pass through the vertical plate (1) and are connected to the second bearing seat (8); one end of the second rotating shaft (6) passes through the second bearing seat (8) and is connected to the second motor (9).

5. The easy-to-operate marine cable reel according to claim 4, characterized in that: The driving wheel (7) and the second rotating shaft (6) adopt a key connection structure, a key groove (61) is axially processed on the outer peripheral surface of the second rotating shaft (6), and a key block (72) is fixedly provided on the inner wall surface of the driving wheel (7), and the key block (72) slides in cooperation with the key groove (61).

6. The easy-to-operate marine cable reel according to claim 4, characterized in that: The cross-sectional shape of the second rotating shaft (6) is hexagonal and matches with the central hole of the driving wheel (7).

7. The easy-to-operate shipboard cable reel according to claim 4, characterized in that: The second motor (9) is a variable frequency motor, and the rotation speed of the second motor (9) is proportional to the winding radius of the cable (15) on the reel (3).

8. The easy-to-operate shipboard cable reel according to claim 1, characterized in that: The follower wheel (12) is movably sleeved on the middle part of the cross bar (10), and both ends of the cross bar (10) pass through the vertical plate (1) and are locked by nuts.

9. The easy-to-operate shipboard cable reel according to claim 8, characterized in that: A guide groove (11) is machined on the front side of the vertical plate (1) along the front-rear direction, and the end of the cross bar (10) slides into the guide groove (11) in cooperation with the guide groove (11).

10. The easy-to-operate shipboard cable reel according to claim 1, characterized in that: The vertical plate (1) is mounted on a base (13), and a universal wheel (14) is provided at the lower part of the base (13).

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