CN214779831U

CN214779831U - Cable discharging device, cable discharging mechanism and electric cable shaft equipment

Info

Publication number: CN214779831U
Application number: CN202120385575.5U
Authority: CN
Inventors: 魏建仓; 步晓明; 邢洪印; 田永锋
Original assignee: Deepinfar Ocean Technology Inc
Current assignee: Deepinfar Ocean Technology Inc
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-11-19
Anticipated expiration: 2031-02-20

Abstract

The application relates to the technical field of underwater equipment, and mainly provides a cable spitting device, a cable outlet mechanism and electric cable shaft equipment, wherein the cable spitting device comprises a driving piece, a pretightening force assembly and a cable spitting assembly; the driving piece, the pretightening force assembly and the cable laying assembly are sequentially in transmission connection; the driving piece outputs driving force and drives the pre-tightening force assembly to rotate, the pre-tightening force assembly generates pre-tightening force and transmits the pre-tightening force to the cable discharging assembly, the cable discharging assembly is driven to rotate synchronously, and the cable is output from the cable discharging assembly. When the cable discharging device is used, the automatic cable discharging can be realized, and the disordered arrangement and damage of cables are avoided.

Description

Cable discharging device, cable discharging mechanism and electric cable shaft equipment

Technical Field

The application relates to the field of underwater electronic equipment, in particular to a cable spitting device, a cable outlet mechanism and electric cable shaft equipment.

Background

The cable-controlled underwater robot is one ultimate underwater robot and is one important tool for ocean development and underwater operation. When the ROV works, the onshore unit is connected with the ROV body through a cable shaft umbilical cable, and the umbilical cable provides electric energy for the ROV and is responsible for transmitting signals. According to the size of ROV, the cable shafts of ROV are different, and are divided into manual cable shaft distribution and automatic cable shaft distribution.

The manual cable shaft realizes the cable winding and unwinding function of the cable shaft in a hand-cranking mode, the structure is simple, time and labor are wasted when the manual cable shaft is used, an umbilical cable is short, and the ROV is common when the size is small. When the umbilical is long and the volume of the ROV is large, the electric cable shaft is mostly used.

The electric cable shaft needs the outside to exert continuous force in the cable laying process, so that the umbilical cable can be released out of the equipment, and the external force on the umbilical cable disappears in the cable laying process to cause the accumulation and the disorder of cable arrangement of the umbilical cable in the equipment, thereby causing the bending damage of the umbilical cable.

SUMMERY OF THE UTILITY MODEL

In order to solve the external force disappearance on the cable of the cable laying in-process umbilical cable that exists among the prior art and can lead to the umbilical cable to pile up and arrange the cable confusion in equipment, cause the technical problem of umbilical cable damage of buckling, this application provides one kind and can realize automatic spitting the cable, avoids the cable to arrange the cable device, play cable mechanism and the electronic cable axle equipment of spitting of confusion and damage.

The application provides a tell cable device includes: the cable laying device comprises a driving piece, a pretightening force component and a cable laying component; the driving piece, the pretightening force assembly and the cable spitting assembly are sequentially in transmission connection; the driving piece outputs driving force and drives the pre-tightening force assembly to rotate, the pre-tightening force assembly generates pre-tightening force and transmits the pre-tightening force to the cable spitting assembly, the cable spitting assembly is driven to rotate synchronously, and cables are output from the cable spitting assembly.

In certain embodiments, further comprising a drive shaft; the driving shaft is in transmission connection with the output end of the driving piece, and the pre-tightening force assembly and the cable spitting assembly are both arranged on the driving shaft.

In some embodiments, the pretension assembly comprises an adjusting member, an elastic member and a bearing plate; the adjusting piece is movably assembled at the end part of the driving shaft, and the elastic piece is wound on the periphery of the driving shaft; the first end of the elastic piece is abutted to the adjusting piece, the second end of the elastic piece is abutted to the pressure bearing plate, and the pressure bearing plate and the driving shaft rotate synchronously.

In certain embodiments, the adjustment member is threadedly connected to the drive shaft end, the adjustment member and the drive shaft end forming a lead screw drive arrangement.

In some embodiments, the pressure bearing plate includes at least a fitting surface connected to the driving shaft and an abutting surface, both sides of which abut against the elastic member and the cable laying assembly, respectively.

In certain embodiments, the bearing plate is keyed to the drive shaft; the bearing plate is provided with a first key groove, correspondingly, the driving shaft is provided with a second key groove, and the first key groove is connected with the second key groove through a flat key.

In some embodiments, the spit assembly comprises a cable outlet wheel and a cable pressing structure; the cable pressing structure is arranged opposite to the cable outlet wheel and used for pressing a cable; the cable outlet wheel is in transmission connection with the pressure bearing plate and is rotatably assembled on the driving shaft.

In some embodiments, the cable outlet wheel is in transmission connection with the pressure bearing plate through a friction plate, and the friction plate is rotatably assembled on the driving shaft.

The application still provides a cable outlet mechanism, including above-mentioned cable device and the cable outlet support of telling, it installs to tell the cable device on the cable outlet support.

The application also provides electric cable shaft equipment, including above-mentioned cable mechanism and storage cable mechanism that goes out, store up cable mechanism with it connects to go out cable mechanism to receive the cable or put the cable.

The beneficial effect of this application:

the application provides a play cable device, when electronic cable axle equipment cable unreels, the driving piece can drive the pretightning force subassembly rotates, and at this moment, the pretightning force subassembly produces the pretightning force and transmits to telling on the cable subassembly, drives it rotates in step to tell the cable subassembly, will pile up the cable conductor from telling the cable subassembly output, even external force on the cable conductor disappears, the cable conductor also can be automatic through telling the cable subassembly output, avoids causing the cable conductor to pile up, prevents the cable conductor fracture.

The cable outlet mechanism provided by the application has all the advantages of the cable outlet device, and is not described in detail herein.

The electric cable shaft equipment provided by the application has all the advantages of the cable outlet mechanism, and the details are not repeated.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a first viewing angle of a cable laying device according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of a second viewing angle of a cable laying device according to an embodiment of the present disclosure;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic structural diagram of a pressure bearing plate according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of an electric reel apparatus according to an embodiment of the present disclosure.

Wherein, 1, cable-laying device; 11. a drive member; 12. a pre-tightening force component; 121. adjusting the nut; 122. a compression spring; 123. a pressure bearing plate; 1231. an assembly surface; 1232. an abutting surface; 13. a cable laying assembly; 131. a cable pressing structure; 1311. a cable pressing bracket; 1312. a cable pressing roller; 132. a cable outlet wheel; 14. a drive shaft; 15. a friction plate; 2. a cable outlet support; 3. a cable storage mechanism; 31. a reduction motor; 32. a control box; 33. storing a cable tray; 34. a cable spool support; 35. a cable arrangement assembly; 4. and (3) a cable.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 is a schematic structural diagram of a first viewing angle of a cable laying device according to an embodiment of the present disclosure; fig. 2 is a schematic structural diagram of a second viewing angle of a cable laying device according to an embodiment of the present disclosure; FIG. 3 is a sectional view taken along line A-A of FIG. 2; fig. 4 is a schematic structural diagram of a pressure bearing plate according to an embodiment of the present application; fig. 5 is a schematic structural diagram of an electric reel apparatus according to an embodiment of the present disclosure.

The cable-controlled underwater robot is one ultimate underwater robot and is one important tool for ocean development and underwater operation. When the ROV works, the onshore unit is connected with the ROV body through a cable shaft umbilical cable, and the umbilical cable provides electric energy for the ROV and is responsible for transmitting signals. According to the size of ROV, the cable shafts of ROV are different, and are divided into manual cable shaft distribution and automatic cable shaft distribution. The manual cable shaft realizes the cable winding and unwinding function of the cable shaft in a hand-cranking mode, the structure is simple, time and labor are wasted when the manual cable shaft is used, an umbilical cable is short, and the ROV is common when the size is small. When the umbilical is long and the volume of the ROV is large, the electric cable shaft is mostly used. The electric cable shaft needs the outside to exert continuous force in the cable laying process, so that the umbilical cable can be released out of the equipment, and the external force on the umbilical cable disappears in the cable laying process to cause the accumulation and the disorder of cable arrangement of the umbilical cable in the equipment, thereby causing the bending damage of the umbilical cable.

In order to solve the above technical problem, referring to fig. 1 to 5, the present application provides a cable laying device 1, including: the cable laying device comprises a driving piece 11, a pretightening force assembly 12 and a cable laying assembly 13; the driving piece 11, the pretightening force component 12 and the cable spitting component 13 are sequentially in transmission connection; the driving part 11 outputs driving force and drives the pre-tightening force component 12 to rotate, the pre-tightening force component 12 generates pre-tightening force and transmits the pre-tightening force to the cable discharging component 13, the cable discharging component 13 is driven to synchronously rotate, and the cable 4 is output from the cable discharging component 13. In particular, the drive member 11 is an electric motor.

The application provides a play cable device, when electronic cable axle equipment is laid cable, driving piece 11 can drive pretightning force subassembly 12 and rotate, and at this moment, pretightning force subassembly 12 produces the pretightning force and transmits to on telling cable subassembly 13, drives and tells cable subassembly 13 and rotate in step, will pile up cable conductor 4 from telling cable subassembly 13 output, even external force on cable conductor 4 disappears, cable conductor 4 also can be automatic through telling cable subassembly 13 output, avoid causing cable conductor 4 to pile up, prevent that cable conductor 4 from splitting.

In this embodiment, the cable reel further comprises a driving shaft 14, the driving shaft 14 is in transmission connection with the output end of the driving member 11, and the pre-tightening force assembly 12 and the cable-throwing assembly 13 are both configured on the driving shaft 14.

The pretightening force assembly 12 comprises an adjusting piece, an elastic piece and a bearing plate 123; the adjusting piece is movably assembled at the end part of the driving shaft 14, and the elastic piece is wound on the periphery of the driving shaft 14; the first end of the elastic member abuts against the adjusting member, the second end of the elastic member abuts against the bearing plate 123, and the bearing plate 123 and the driving shaft 14 rotate synchronously.

Specifically, the adjusting piece is in threaded connection with the end of the driving shaft 14, and the adjusting piece and the end of the driving shaft 14 form a screw rod transmission structure. More specifically, the adjusting member is an adjusting nut 121, and the elastic member is a pressing spring 122. Internal threads are distributed on the inner surface of the adjusting nut 121, external threads are distributed on the end portion of the driving shaft 14, the adjusting nut 121 is in threaded connection with the end portion of the driving shaft 14 through the internal threads and the external threads, the elastic piece is arranged around the driving shaft 14 and is guided in the axial direction of the driving shaft 14, the adjusting nut 121 rotates in the clockwise direction or the anticlockwise direction and is screwed into the driving shaft 14, the elastic piece is compressed, elastic potential energy is accumulated by the elastic piece and is transmitted to pretightening force through the extrusion bearing plate 123, and on the contrary, the adjusting nut 121 rotates in the anticlockwise direction or the clockwise direction and is screwed out of the driving shaft 14, so that the elastic potential energy accumulated by the elastic piece is reduced.

In addition, the bearing plate 123 is keyed with the drive shaft 14; specifically, the pressure receiving plate 123 includes at least a mounting surface 1231 and an abutting surface 1232, the mounting surface 1231 is connected to the driving shaft 14, and both sides of the abutting surface 1232 abut against the elastic member and the friction plate 15, respectively. The assembly surface 1231 is provided with a first key slot, and correspondingly, the driving shaft 14 is provided with a second key slot, and the first key slot and the second key slot are connected through a flat key.

In this embodiment, the cable discharging assembly 13 includes a cable discharging wheel 132 and a cable pressing structure 131; the cable pressing structure 131 is arranged opposite to the cable outlet wheel 132 and used for pressing the cable 4; the cable outlet wheel 132 is in transmission connection with the bearing plate 123, and the cable outlet wheel 132 is rotatably assembled on the driving shaft 14. Specifically, the wire outlet wheel 132 is rotatably mounted on the drive shaft 14 by a deep groove ball bearing.

The cable pressing structure 131 includes a cable pressing bracket 1311 and a cable pressing roller 1312, the cable pressing roller 1312 is rotatably disposed on the cable pressing bracket 1311, the cable pressing roller 1312 and the cable outlet wheel 132 are disposed correspondingly, a cable 4 is sandwiched between the cable pressing roller 1312 and the cable outlet wheel 132, the cable 4 is located in a central groove of the cable outlet wheel 132, so that the cable 4 is pressed and molded, and the cable 4 is collected according to a preset direction.

In this embodiment, the cable outlet wheel 132 is in transmission connection with the pressure bearing plate 123 through the friction plate 15, and the friction plate 15 is rotatably assembled on the driving shaft 14. Go out cable wheel 132 and bearing plate and be the metal material, even direct contact or butt, can't produce frictional force, also can't directly transmit the pretightning force, consequently directly set up a friction disc 15 between the two, this friction disc 15 has great coefficient of friction, mainly adopts asbestos fibre or compound resin material to make to when making bearing plate extrusion friction disc 15, the two rotates jointly, and friction disc 15 transmits the pretightning force to going out cable wheel 132 on, makes to go out cable wheel 132 and rotate jointly.

The application still provides a mechanism of going out cable, including the aforesaid spit cable device 1 and go out cable support 2, spit cable device 1 and install on going out cable support 2.

The application also provides an electric cable shaft device, which comprises the cable outlet mechanism and the cable storage mechanism 3, wherein the cable storage mechanism 3 is connected with the cable outlet mechanism, the cable storage mechanism 3 comprises a cable storage disc 33, a cable shaft bracket 34 and a cable arrangement component 35, and in addition, the electric cable shaft device further comprises a speed reduction motor 31 and a control box 32. During operation, the speed reduction motor 31 can be controlled by the control box 32 to drive the cable storage disc 33 to rotate forward and backward to realize cable collection and cable release, and in the rotation process of the cable storage disc 33, the cable 4 moves back and forth along with the cable arrangement component 35.

When the cable storing mechanism 3 is releasing the cable, the speed reducing motor 31 rotates at a set speed to drive the driving shaft 14 to rotate and transmit power forward, the bearing plate 123 is connected with the driving shaft 14 through a flat key, so that the bearing plate 123 and the driving shaft 14 rotate synchronously in the circumferential direction, the adjusting nut 121 is screwed, the compression spring 122 generates compression deformation, and thus a pre-tightening force is generated among contact surfaces of the bearing plate 123, the friction plate 15 and the cable outlet wheel 132, the pre-tightening force can be adjusted according to requirements, namely, the compression amount of the compression spring 122 is controlled to adjust by adjusting the position of the adjusting nut 121, the friction plate 15 is extruded together when the bearing plate 123 rotates, the friction plate 15 is extruded out of the cable outlet wheel 132, friction force is generated among the three, static friction force is generated among the three, the friction force is related to the pressure, and the cable 4 pressed in the groove of the cable outlet wheel 132 by the cable pressing assembly is in a stacking state at the cable storing mechanism 3, therefore, the force of retracting the cable 4 is less than the friction force generated among the pressure plate 123, the friction plate 15 and the cable outlet wheel 132, the static friction is converted into dynamic friction when reaching a certain degree, the static friction, the friction plate 15 and the cable outlet wheel 132 rotate together, and the cable 4 can be automatically discharged along with the rotation of the cable outlet wheel 132.

When the cable storing mechanism 3 retracts the cable, the speed reducing motor 31 still rotates at a set speed to drive the driving shaft 14 to rotate, the force of retracting the cable 4 inwards is greater than the friction force generated among the bearing plate 123, the friction plate 15 and the cable outlet wheel 132, the friction among the three is static friction, namely, the cable outlet wheel 132 rotates along with the cable 4 in the opposite direction, and the bearing plate 123 still rotates along with the speed reducing motor 31.

When the cable storing mechanism 3 stops winding and unwinding the cable, the speed reducing motor 31 still rotates at a set speed to drive the driving shaft 14 to rotate, the force of the inward winding cable 4 is equal to the friction force generated among the pressure bearing plate 123, the friction plate 15 and the cable outlet wheel 132, the friction among the three is static friction, namely the cable outlet wheel 132 stops rotating, and the pressure bearing plate 123 still rotates along with the speed reducing motor 31.

It should be noted that the cable 4 is an umbilical cable, and the umbilical cable is a combination of a cable (power cable or signal cable), an optical cable (single-mode or multi-mode optical cable), and a hydraulic or chemical agent pipe (steel pipe or hose).

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Laying head (1), characterized in that it comprises: the cable laying device comprises a driving piece (11), a pretightening force assembly (12) and a cable laying assembly (13);

the driving piece (11), the pretightening force component (12) and the cable spitting component (13) are sequentially in transmission connection;

the driving piece (11) outputs driving force and drives the pre-tightening force assembly (12) to rotate, the pre-tightening force assembly (12) generates pre-tightening force and transmits the pre-tightening force to the cable spitting assembly (13), the cable spitting assembly (13) is driven to rotate synchronously, and the cable (4) is output from the cable spitting assembly (13).

2. A laying device (1) according to claim 1, further comprising a drive shaft (14);

the driving shaft (14) is in transmission connection with the output end of the driving piece (11), and the pre-tightening force assembly (12) and the cable-throwing assembly (13) are both configured on the driving shaft (14).

3. A laying device (1) according to claim 2, wherein the pretension assembly (12) comprises an adjusting member, an elastic member and a bearing plate (123);

the adjusting piece is movably assembled at the end part of the driving shaft (14), and the elastic piece is arranged around the periphery of the driving shaft (14);

the first end of the elastic piece abuts against the adjusting piece, the second end of the elastic piece abuts against the pressure bearing plate (123), and the pressure bearing plate (123) and the driving shaft (14) rotate synchronously.

4. A laying head (1) according to claim 3, wherein said adjustment member is threaded onto the end of said drive shaft (14), said adjustment member and said end of said drive shaft (14) forming a screw drive.

5. A laying device (1) according to claim 3 or 4, wherein said pressure bearing plate (123) comprises at least a fitting surface (1231) and an abutment surface (1232), said fitting surface (1231) being connected to said driving shaft (14), said abutment surface (1232) being in abutment on both sides with said elastic element and with said laying assembly (13), respectively.

6. A laying device (1) according to claim 3, wherein said pressure-bearing plate (123) is keyed to said drive shaft (14); the bearing plate (123) is provided with a first key groove, correspondingly, the driving shaft (14) is provided with a second key groove, and the first key groove is connected with the second key groove through a flat key.

7. A laying device (1) according to claim 3, wherein said laying assembly (13) comprises a laying wheel (132) and a laying structure (131);

the cable pressing structure (131) is arranged opposite to the cable outlet wheel (132) and is used for pressing the cable (4);

the cable outlet wheel (132) is in transmission connection with the pressure bearing plate (123), and the cable outlet wheel (132) is rotatably assembled on the driving shaft (14).

8. A cable laying device (1) according to claim 7, wherein the cable outlet wheel (132) is in transmission connection with the pressure bearing plate (123) through a friction plate (15), and the friction plate (15) is rotatably assembled on the driving shaft (14).

9. A payout mechanism comprising a payout device (1) as defined in any one of claims 1-8, further comprising a payout bracket (2), the payout device (1) being mounted on the payout bracket (2).

10. An electric cable shaft device, comprising the cable outlet mechanism according to claim 9, and further comprising a cable storage mechanism (3), wherein the cable storage mechanism (3) is connected with the cable outlet mechanism and used for taking up or releasing the cable.