CN220578644U - Cable reel - Google Patents

Abstract

The utility model provides a cable reel, which comprises a reel, a plug, a wire inlet cable, a wire outlet cable and a plug seat, wherein the plug seat is relatively fixedly connected to the reel and synchronously rotates along with the reel, the wire inlet cable is wound on the reel, one end of the wire inlet cable is electrically connected with the plug seat, the other end of the wire inlet cable is electrically connected with a distribution box, one end of the wire outlet cable is electrically connected with the plug, and the other end of the wire outlet cable is electrically connected with engineering equipment. Compared with the prior art, the cable drum provided by the utility model has the advantages that the slip ring device is omitted, the structure is simple, the cost is saved, the damage of electric sparks can be avoided, and meanwhile, the incoming cable can be freely wound on the drum in a rotating way or released from the drum.

Description

Cable reel

Technical Field

The utility model relates to the technical field of power supply, in particular to a cable reel.

Background

The plug-in work vehicle requires connection to a work site power source during operation, which requires the use of a fixed length cable to connect to the work site power source. The cable is wound on a special reel of the vehicle in the non-working state.

As shown in fig. 1, the conventional spool device mainly comprises a support 1, a support shaft 2, a slip ring 3, an incoming cable 4 (connected to an external power supply), an outgoing cable 5 (connected to a vehicle power supply), a locking mechanism 6, and a spool 7. One end of the incoming cable 4 is connected with the distribution box, and the other end is inserted into the interior of the winding drum from a specific mounting hole on the winding drum 7 and is connected with the slip ring 3 arranged on the rotating shaft of the winding drum 7. The incoming cable 4 is wound on the winding drum 7 by the winding drum 7, and then the purpose of winding is achieved. One end of the outgoing cable 5 is connected with the slip ring 3, and the other end is connected with a vehicle circuit to supply power to the vehicle. The slip ring 3 is arranged on the support shaft 2 of the winding drum, one end of the slip ring 3 is connected with the incoming cable 4, and the other end is connected with the appearance 5. The slip ring 3 is specially designed, so that when the two terminals of the slip ring 3 move relatively, the two ends are still in a connected state. A locking mechanism 6 is fixed to the support 1 and locks the rotational movement of the spool 7. However, the incoming cable 4 rolls with the reel 7 and the outgoing cable 5 does not roll with the reel 7, there is a relative movement between the incoming cable 4 and the outgoing cable 5, which is converted by means of the mechanism in the slip ring 3. The cable wire is composed of five independent wires, and the corresponding slip ring 3 is composed of five pairs of brushes, so that circuit connection is realized. However, the slip ring 3 has a complex structure, high cost and is prone to spark.

Disclosure of Invention

In order to overcome the defects of the technology, the utility model provides the cable reel which is simple in structure, low in cost and high in safety.

The technical scheme for realizing the purpose is as follows: the utility model provides a cable reel, which comprises a reel, a wire-feeding cable and a plug seat, wherein the plug seat is relatively and fixedly connected to the reel and synchronously rotates along with the reel, the wire-feeding cable is wound on the reel, one end of the wire-feeding cable is electrically connected with the plug seat, and the other end of the wire-feeding cable is electrically connected with a distribution box.

In an embodiment of the present utility model, the winding drum further includes a connection shaft and a support frame, the cable winding drum and the connection shaft are coaxially disposed, the winding drum is disposed on the connection shaft and is rotationally connected with the connection shaft, the support frame is used for fixing and supporting the connection shaft, and the connector is disposed on the connection shaft.

In one embodiment of the present utility model, two ends of the winding drum are rotatably connected to the connecting shaft through bearings.

In an embodiment of the utility model, the cable drum further includes a connector mounting support, the connector is mounted on the connector mounting support, and the connector mounting support is fixedly connected to the connecting shaft and located at a side of the support frame away from the drum or located between the support frame and the drum.

In an embodiment of the utility model, the cable drum further includes a connection shaft and a support frame, the drum is disposed on the connection shaft and rotates coaxially with the connection shaft, the support frame is used for supporting the connection shaft, the support frame is rotationally connected with the connection shaft, and the plug seat is disposed on the connection shaft.

In an embodiment of the present utility model, the supporting frame is rotatably connected to the connecting shaft through a bearing.

In an embodiment of the utility model, the connecting shaft is provided with a wire passing hole, the cylindrical surface of the winding drum is provided with a threading hole communicated with the wire passing hole, and the wire inlet cable passes through the threading hole and the wire passing hole to be electrically connected with the plug seat.

In an embodiment of the utility model, the winding drum comprises a drum body and end plates connected with two ends of the drum body, the end plates and the drum body are enclosed to form a containing space for winding the incoming cable, the drum body comprises a plurality of connecting rods, two ends of each connecting rod are respectively connected with two end plates, and the connecting rods are arranged at intervals around the axis of the drum body.

In an embodiment of the present utility model, the cable drum further includes a plug and an outgoing cable, one end of the outgoing cable is electrically connected to the plug, the other end of the outgoing cable is electrically connected to the engineering equipment, and the plug is detachably connected to the plug socket.

The utility model has the beneficial effects compared with the prior art that: compared with the prior art, the cable drum provided by the utility model has the advantages that the slip ring device is omitted, the structure is simple, the cost is saved, the damage of electric sparks can be avoided, and meanwhile, the incoming cable can be freely wound on the drum in a rotating way or released from the drum.

Drawings

Fig. 1 is a schematic structural view of a cable drum according to an embodiment of the prior art.

Fig. 2 is a schematic perspective view of a cable reel according to a first embodiment of the present utility model.

Fig. 3 is a schematic structural view of a cable drum according to a first embodiment of the utility model.

Fig. 4 is a schematic structural view of a cable drum according to a second embodiment of the present utility model.

Fig. 5 is a schematic structural view of a cable drum according to a third embodiment of the present utility model.

Fig. 6 is a schematic structural view of a cable drum according to a fourth embodiment of the present utility model.

Fig. 7 is a schematic view showing an internal structure of a cable reel according to a fourth embodiment of the present utility model.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

First embodiment

The utility model provides a cable drum which is used for power connection of engineering equipment. The construction equipment is a plug-in construction vehicle, such as a truck mixer, which requires a power source at the worksite to be connected during operation. Referring to fig. 2-3, the cable drum includes a drum 12, a plug 13, an incoming cable 14, an outgoing cable 15 and a plug socket 18, wherein the plug socket 18 is relatively fixedly connected to the drum 12 and synchronously rotates with the drum 12, the incoming cable 14 is wound on the drum 12, one end of the incoming cable is electrically connected with the plug socket 18, the other end of the incoming cable is electrically connected with the distribution box, one end of the outgoing cable 15 is electrically connected with the plug 13, the other end of the outgoing cable is electrically connected with engineering equipment, the plug 13 is detachably connected with the plug socket 18, and when the plug 13 is separated from the plug socket 18, the drum 12 can rotate to unwind and wind the incoming cable 14; when the plug 13 is connected to the plug receptacle 18, the incoming cable 14 is in electrical communication with the outgoing cable. In the cable reel of the present utility model, disconnection of the outgoing cable 15 from the incoming cable 14 is achieved by pulling out the plug 13, so that the incoming cable 14 can be freely wound on the reel 12 in a rotating manner or released from the reel 12; when the release or recovery process of the incoming cable 14 is completed, the plug 13 is inserted into the plug socket 18, so as to realize circuit communication. The slip ring device in the prior art is omitted, the structure is simple, the cost is saved, and the damage of electric sparks generated in the operation process of the slip ring device can be avoided.

In this embodiment, the cable drum further includes a connecting shaft, a supporting frame and a connector mounting support 19, the drum 12 and the connecting shaft are coaxially arranged, the drum 12 is disposed on the connecting shaft and rotationally connected with the connecting shaft, the supporting frame is used for fixing and supporting the connecting shaft, the connector 18 is disposed on the connecting shaft and is mounted on the connector mounting support 19, and the connector mounting support 19 is fixedly connected to the connecting shaft and is located on one side of the supporting frame away from the drum 12.

It will be appreciated that the spool 12 is sleeved on the connecting shaft. The spool 12 is mounted on the support frame by a connecting shaft. The connecting shaft may be a single shaft member and extend through both ends of the spool 12, in which case both ends of the connecting shaft are connected to the support frame. The connecting shaft may also be two coaxially arranged shaft elements. In the illustrated structure, the connecting shaft includes a first rotating shaft 16 and a second rotating shaft 17, and the first rotating shaft 16 and the second rotating shaft 17 are coaxially disposed at two ends of the spool 12, so as to jointly mount the spool 12 on the supporting frame.

It will be appreciated that a support frame is used to support the spool 12. In combination with the foregoing, the spool 12 is mounted on the support frame via a connecting shaft. The support frame can be formed by adopting any structure, so long as the support fixing effect can be realized on the connecting shaft. In the illustrated construction, the support frame includes a first support 21 and a second support 22. The first bracket 21 is connected to the first rotating shaft 16, and the second bracket 22 is connected to the second rotating shaft 17. The use of the relatively independent first and second brackets 21, 22 to support the entire spool 12 saves intermediate material connecting the two independent brackets, and instead uses the outer frame as the connecting portion, i.e., the two independent brackets and the frame are bolted together and then referred to as a bracket assembly.

In this embodiment, the first rotating shaft 16 and the second rotating shaft 17 are coaxially disposed at two ends of the spool 12, respectively, and the spool 12 can rotate around the axial direction of the first rotating shaft 16/the second rotating shaft 17. The two ends of the winding drum 12 are rotatably connected with the connecting shaft through bearings, wherein the bearings comprise a first bearing 25 and a second bearing 26, namely the first bearing 25 is rotatably connected with the first rotating shaft 16, and the second bearing 26 is rotatably connected with the second rotating shaft 17.

Further, the cable drum also comprises a first bearing seat 23 and a second bearing seat 24. A first bearing 25 is mounted in the first bearing housing 23 for supporting the first shaft 16, and a second bearing 26 is mounted in the second bearing housing 24 for supporting the second shaft 17. The first rotating shaft 16 and the second rotating shaft 17 are fixedly connected to two ends of the winding drum 12 respectively. The first bearing seat 23 is fixedly connected to the first bracket 21, and the second bearing seat 24 is fixedly connected to the second bracket 22. The first rotary shaft 16 is inserted into a first bearing 25 located in the first bearing housing 23, and the second rotary shaft 17 is inserted into a second bearing 26 located in the second bearing housing 24. The connector mounting support 19 is fixedly mounted on the second rotating shaft 17 and is located on one side of the first bracket 21 away from the winding drum 12. When the spool 12 starts to rotate, the spool 12 rotates in synchronization with the first and second rotating shafts 16 and 17 by rotating in the axial direction around the first and second rotating shafts 16 and 17.

The first bearing housing 23 and the second bearing housing 24 may be connected to the spool 12 by bolts or by welding.

In this embodiment, a nut is welded inside the connector mounting support 19, and the end of the second rotating shaft 17 is designed with threads, so that the connector mounting support 19 is mounted on the second rotating shaft 17 in a threaded connection manner. The plug 18 is mounted on the plug mounting bracket 19, and the plug 13 is connected to the plug 18 through its own terminal. Specifically, the plug 13 and the plug base 18 may use a general industrial plug.

In this embodiment, the connecting shaft is provided with a wire passing hole, the drum surface of the drum 12 near the connecting shaft is provided with a threading hole communicated with the wire passing hole, and the wire feeding cable 14 passes through the threading hole and the wire passing hole to be electrically connected with the plug seat 18. In this embodiment, the through hole is formed in the second rotating shaft 17. In another embodiment, the through hole may also be formed in the first shaft 16. Preferably, the first rotary shaft 16 or the second rotary shaft 17 has a tubular shape, and both ends thereof are penetrated to form a wire through hole. In another embodiment, the first shaft 16 or the second shaft 17 may be cylindrical or have other shapes as long as it has a wire passing hole through which the wire cable 14 passes.

In this embodiment, the spool 12 includes a cylinder and end plates connecting both ends of the cylinder. The end plate and the cylinder body are enclosed to form a containing space for winding the cable of the feed line. The cylinder body comprises a plurality of connecting rods, two end plates are connected to the two ends of each connecting rod, and the connecting rods are arranged at intervals around the axis of the cylinder body, so that the cylinder body is totally-enclosed, and materials are saved.

Specifically, there is a gap between adjacent two of the connecting rods, which allows one end of the feeder cable 14 to pass out of the barrel and be wound around the barrel.

In another preferred embodiment, the cross section of the connecting rod may be circular, or elliptical, or rectangular, etc. The connecting rods with different cross-sectional shapes can be selected according to actual working conditions, and are not limited only.

In this embodiment, one end of the cable 14 is electrically connected to the distribution box, and the other end of the cable passes through the threading hole of the spool 12 and enters the cavity (through hole) of the second rotating shaft 17 to enter the interior of the connector mounting support 19, so as to be electrically connected to the connector. One end of the outgoing cable 15 is electrically connected to the plug 13, and the other end is electrically connected to engineering equipment (not shown). Insertion of the plug 13 into the plug receptacle 18 effects electrical communication between the incoming cable 14 and the outgoing cable 15, thereby powering the engineering equipment. When the winding drum 12 needs to rotate, the plug 13 is pulled out from the plug seat 18, and the winding drum 12 can rotate, so that the purposes of taking, placing and recycling the incoming cable 14 are realized; when the wire-in cable 14 is completely taken out and recovered, the plug 13 is reinserted into the plug seat 18, so that the circuit communication between the wire-in cable 14 and engineering equipment is realized.

Referring to fig. 6-7 in combination, in this embodiment, the end of the spool 12 has a relief hole, the lower end of the connector mounting support 19 may be provided with an opening, and the cable 14 passes through the relief hole and then enters the interior of the connector mounting support 19 from the opening of the connector mounting support 19.

In this embodiment, a waterproof interface 28 may be added at the opening, and a rubber gasket may be added at each mounting surface to achieve the waterproof performance inside the connector mounting support 19.

In this embodiment the cable drum further comprises a rotation device 27 and a temperature sensor 29. The rotating device 27 includes a rotating portion and a fixing portion, and the rotating portion is rotatable relative to the fixing portion. The fixed part is fixedly connected to the connecting shaft, and the rotating part is fixedly connected to the winding drum 12 and is positioned in the drum body of the winding drum 12. The rotating part is provided with a deflector rod 30, the deflector rod 30 is fixedly connected to the winding drum 12, and the rotating part realizes synchronous rotation of the rotating part and the winding drum 12 by poking the deflector rod 30. The temperature sensor 29 is electrically connected to one end of the cable, and the other end of the cable is electrically connected to the end of the rotating portion. And a through hole is formed in a connecting shaft fixedly connected with the fixing part, and a connecting wire on the fixing part penetrates out through the through hole and is electrically connected with an external circuit, so that signal transmission between the temperature sensor and the outside is realized.

Second embodiment

The present utility model provides a cable spool that is similar to the first embodiment except for the manner of connection between spool 12 and the connection shaft. The spool 12 is fixedly connected with one of the two connecting shafts and is rotatably connected with the other, i.e. the spool 12 is rotatably connected with the first rotating shaft 16 and is fixedly connected with the second rotating shaft 17.

Referring to fig. 4, the first bearing seat 23 is fixedly connected to the spool 12, the first shaft 16 is fixedly connected to the first bracket 21, and the first shaft 16 is inserted into the first bearing 25 located in the first bearing seat 23. The second bearing seat 24 is fixedly connected to the second bracket 22, the second rotating shaft 17 is fixedly connected to the winding drum 12, and the second rotating shaft 17 is inserted into a second bearing 25 positioned in the second bearing seat 24. The second rotating shaft 17 extends to a side of the second support 22 away from the spool 12, and the connector mounting support 19 is fixedly connected to the second rotating shaft 17 and located at a side of the second support 22 away from the spool 12. When the spool 12 rotates, the spool 12, the second rotating shaft 17, and the connector mounting support 19 rotate synchronously.

Third embodiment

The present utility model provides a cable spool, similar to the first embodiment, except that a drive means is provided to drive the spool 12 in rotation.

Referring to fig. 5, the driving device includes a motor 31 and a ring gear 32. The motor 31 is mounted on the first bracket 21 and the ring gear 32 is mounted on the spool 12. The output end of the motor 31 is in gear-rack fit with the gear ring 32, so that the winding drum 12 is driven to rotate.

Specifically, the motor may be an electric motor or a hydraulic motor.

Fourth embodiment

The present utility model provides a cable drum, which is similar to the cable drum of the first embodiment, except for the mounting position of the connector mounting bracket 19. The connector mounting bracket 19 is located between the second bracket 22 and the spool 12, i.e., the connector mounting bracket 19 is located between the first bracket 21 and the second bracket 22.

Referring to fig. 6-7, the connector mounting support 19 is directly fixedly connected to the spool 12, and a side of the connector mounting support 19 away from the spool 12 is connected to a bearing housing or a connecting shaft.

The connection may be a threaded connection or a welded connection.

In this embodiment, the end of the winding drum 12 has a hole for avoiding, the lower end of the connector mounting support 19 is provided with an opening, and the cable 14 can pass through the hole for avoiding at the end of the winding drum 12 and then enter the connector mounting support 19 from the opening of the connector mounting support 19.

In another preferred embodiment, the opening may be provided in the plane where the connector mounting bracket 19 connects with the spool 12.

In this document, unless specifically stated and limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly coupled, detachably coupled, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms described above will be understood to those of ordinary skill in the art in a specific context.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", etc. refer to the directions or positional relationships based on those shown in the drawings, and are merely for clarity and convenience of description of the expression technical solution, and thus should not be construed as limiting the present utility model.

In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (9)

1. The utility model provides a cable reel, its characterized in that includes reel (12), income line cable (14) and plug (18), plug (18) relatively fixed connect in reel (12) and with reel (12) synchronous rotation, go into line cable (14) around locating reel (12), and one end with plug (18) electric connection, and the other end and block terminal electric connection.

2. The cable drum as set forth in claim 1, further comprising a connection shaft and a support frame, the drum (12) and the connection shaft being coaxially disposed, the drum (12) being disposed on the connection shaft and rotatably connected thereto, the support frame being for fixing and supporting the connection shaft, the plug connector (18) being disposed on the connection shaft.

3. Cable drum according to claim 2, characterized in that the drum (12) is rotatably connected at both ends to the connecting shaft by means of bearings.

4. The cable drum as claimed in claim 2, further comprising a connector mounting bracket (19), the connector (18) being mounted to the connector mounting bracket (19), the connector mounting bracket (19) being fixedly connected to the connecting shaft and being located at a side of the support frame remote from the drum (12) or between the support frame and the drum (12).

5. The cable drum as set forth in claim 1, further comprising a connection shaft and a support frame, the drum (12) being disposed on the connection shaft and rotatable coaxially therewith, the support frame being configured to support the connection shaft, the support frame being rotatably connected thereto, the connector assembly (18) being disposed on the connection shaft.

6. The cable drum of claim 5, wherein the support frame is rotatably coupled to the connection shaft by a bearing.

7. The cable drum as claimed in claim 2, wherein the connection shaft is provided with a wire passing hole, a drum surface of the drum (12) is provided with a threading hole communicated with the wire passing hole, and the wire feeding cable (14) is electrically connected with the plug socket (18) through the threading hole and the wire passing hole.

8. The cable drum as claimed in claim 1, wherein the drum (12) comprises a drum body and end plates connected with two ends of the drum body, the end plates and the drum body are enclosed to form a containing space for winding the incoming cable (14), the drum body comprises a plurality of connecting rods, two ends of each connecting rod are respectively connected with two end plates, and the plurality of connecting rods are arranged at intervals around the axis of the drum body.

9. The cable drum as claimed in claim 1, characterized in that the cable drum further comprises a plug (13) and an outgoing cable (15), one end of the outgoing cable (15) being electrically connected to the plug (13) and the other end being electrically connected to engineering equipment, the plug (13) being detachably connected to the plug socket (18).