CN220772409U - Composite cable tension monitoring device - Google Patents

Abstract

The utility model relates to a composite cable tension monitoring device which comprises a fixed deck, an adjusting mechanism, a locking mechanism, an anchor chain and a spoke sensor, wherein a through hole is formed in the fixed deck, the adjusting mechanism comprises a plurality of adjusting seats, the adjusting seats are arranged on the fixed deck from top to bottom in a stacked mode, the locking mechanism comprises a locking seat and a locking piece, a limiting groove is formed in the side face of the locking seat, the locking piece is inserted into the limiting groove, the locking piece is used for connecting the locking seat with the anchor chain, the spoke sensor is arranged between the adjusting mechanism and the locking mechanism, and the device is simple in structure, convenient to install and high in measurement accuracy.

Description

Composite cable tension monitoring device

Technical Field

The utility model belongs to the technical field of offshore oil engineering, and particularly relates to a composite cable tension monitoring device.

Background

Under severe sea conditions, the auxiliary anode composite cable in the jacket tensioning type impressed current cathodic protection system can move sideways due to the action of wind, wave and current loads, so that the composite cable is not collided with a jacket structure, the composite cable needs to have enough pretension, the tensioning state of the composite cable needs to be monitored in offshore oil engineering, the lateral movement of the composite cable is prevented under the action of wind, wave and current loads, and the collision between the composite cable and the jacket is avoided. The existing device for monitoring the tension of the composite cable is complex in structure, inconvenient to install and limited in precision. Accordingly, there are still shortcomings and drawbacks in the prior art.

Disclosure of Invention

The utility model aims to provide a composite cable tension monitoring device, which solves the problems of complex structure, inconvenient installation and limited precision of the existing composite cable tension monitoring device.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a composite cable tension monitoring devices, includes fixed deck, adjustment mechanism, locking mechanism, anchor chain and spoke sensor, the through-hole has been seted up on the fixed deck, adjustment mechanism includes a plurality of adjustment seats, and is a plurality of the adjustment seat is by last to lower range upon range of setting on the fixed deck, locking mechanism includes locking seat and retaining member, the side of locking seat is provided with the spacing groove, the retaining member inserts and establishes in the spacing inslot, the retaining member be used for with the locking seat with the anchor chain links together, the spoke sensor sets up adjustment mechanism with between the locking mechanism.

Further, the spoke sensor comprises a hub and a rim arranged outside the hub, a plurality of spokes are arranged between the hub and the rim, and strain gauges are arranged on the side faces of the spokes.

Further, the automatic lifting device further comprises a tensioning mechanism, the tensioning mechanism comprises a tensioning door frame, a jack and a hand hoist, the tensioning door frame is fixedly connected to the top of the fixed deck, the jack and the hand hoist are installed on the tensioning door frame, and the jack is provided with a tension sensor.

Further, two ends of the locking piece extend out of the limiting groove, and two ends of the locking piece are provided with bolts.

Furthermore, the adjusting seat is formed by splicing two semi-rings.

Further, the plurality of adjusting seats are connected through locking pins.

Further, a base is fixedly connected to the fixed deck, and the base is communicated with the through hole in the fixed deck.

Further, one of the plurality of adjusting seats at the lowest end is connected with the base in a clamping mode.

By adopting the technical scheme, the utility model has the beneficial effects that:

the composite cable tension monitoring device comprises a fixed deck, an adjusting mechanism, a locking mechanism, an anchor chain and a spoke sensor, wherein a through hole is formed in the fixed deck, the adjusting mechanism comprises a plurality of adjusting seats, the adjusting seats are arranged on the fixed deck from top to bottom in a stacked mode, the locking mechanism comprises a locking seat and a locking piece, a limiting groove is formed in the side face of the locking seat, the locking piece is inserted into the limiting groove, the locking piece is used for connecting the locking seat with the anchor chain in an anchoring mode, the spoke sensor is arranged between the adjusting mechanism and the locking mechanism, tension acting on a cable can be monitored through the spoke sensor, and the device is convenient to install and high in precision.

Drawings

Fig. 1 is an overall schematic diagram of a composite cable tension monitoring device in the present utility model.

Fig. 2 is a schematic view of a portion of the tension monitoring device for the composite cable shown in fig. 1.

Fig. 3 is a top view of a spoke sensor in a composite cable tension monitoring device.

Fig. 4 is a cross-sectional view of the spoke sensor shown in fig. 3.

Reference numerals: 10. a fixed deck; 11. a base; 20. an adjusting mechanism; 21. an adjusting seat; 22. a locking pin; 30. a locking mechanism; 31. a locking seat; 311. a limit groove; 32. a locking member; 321. a plug pin; 40. a spoke sensor; 41. a hub; 42. a rim; 43. a spoke; 44. a strain gage; 50. a tensioning mechanism; 51. tensioning a portal frame; 52. a jack; 53. a hand hoist; 54. an anchor chain; 55. a tension sensor; 56. an electrical distribution box.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram illustrating the basic of the utility model only by way of illustration, and therefore shows only the constitution related to the utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the utility model provides a composite cable tension monitoring device, which comprises a fixed deck 10, an adjusting mechanism 20, a locking mechanism 30, a spoke sensor 40 and a tensioning mechanism 50 arranged on the fixed deck 10, wherein the fixed deck 10 is of a rectangular plate-shaped structure, a through hole (not shown) is formed in the fixed deck 10, a base 11 is arranged on the fixed deck 10, the base 11 is fixedly connected to the fixed deck 10, in the embodiment, the base 11 is welded on the fixed deck 10, the base 11 is of a disc structure with an opening in the middle, and the base 11 is communicated with the through hole in the fixed deck 10.

As shown in fig. 1 and 2, the adjusting mechanism 20 includes a plurality of adjusting seats 21, the adjusting seats 21 are in an annular structure, the adjusting seats 21 are formed by splicing two semi-rings, the plurality of adjusting seats 21 are sequentially stacked from top to bottom on the base 11, one adjusting seat 21 at the lowest end of the plurality of adjusting seats 21 is connected with the base 11 in a clamping manner, and the plurality of adjusting seats 21 are connected together through locking pins 22.

As shown in fig. 1 and 2, the locking mechanism 30 includes a locking seat 31 and a locking member 32, the locking seat 31 is approximately circular, a limiting groove 311 is formed in a side surface of the locking seat 31, the limiting groove 311 penetrates through the locking seat 31, the locking member 32 is shaped and sized to be matched with the limiting groove 311 in shape and size, the locking member 32 is inserted into the limiting groove 311, two ends of the locking member 32 extend out of the limiting groove 311, and two ends of the locking member 32 are provided with bolts 321.

As shown in fig. 1 to 4, the spoke sensor 40 includes a hub 41 and a rim 42 disposed on an outer ring of the hub 41, a plurality of spokes 43 are disposed between the hub 41 and the rim 42, the hub 41 and the rim 42 are connected together by the spokes 43, and a strain gauge 44 is disposed on a side surface of the spokes 43. The spoke sensor 40 is disposed between the locking mechanism 30 and the adjustment mechanism 20, and in particular, the spoke sensor 40 is disposed between the adjustment seat 21 and the locking seat 31 at the top end of the adjustment mechanism 20.

As shown in fig. 1, the tensioning mechanism 50 includes a tensioning door frame 51, a jack 52, a manual hoist 53 and an anchor chain 54, wherein the tensioning door frame 51 is fixedly connected to the top of the fixed deck 10, the jack 52 and the manual hoist 53 are mounted on the tensioning door frame 51, a tension sensor 55 is disposed on the jack 52, and the top end of the anchor chain 54 is detachably and fixedly connected to the jack 52. The side of the tensioning mast 51 is also provided with an electrical box 56.

The utility model provides a composite cable tension monitoring device, which comprises the following working processes: in the actual use process, the bottom end of the anchor chain 54 is fixedly connected with the composite cable, the top end of the anchor chain 54 is fixedly connected with the jack 52 on the tensioning door frame 51, the jack 52 can provide tensioning force for the composite cable through the anchor chain 54, the tensioning force can be measured through the tension sensor 55, and the tensioning force applied to the composite cable can reach a specified value through adjusting the jack 52. And then the locking pin 22 is taken down, the position height of the locking seat 31 is adjusted by adjusting the number of the adjusting seats 21, finally, the limiting groove 311 on the locking seat 31 and one of the chain links on the anchor chain 54 are positioned at the same height, the locking piece 32 passes through the locking seat 31 and the anchor chain 54 through the limiting groove 311, then the locking piece 32 is locked and fixed by the bolt 321, the adjusting seat 21 is locked and fixed again by the locking pin 22, and the top end of the anchor chain 54 is separated from the jack 52 after the fixing is finished.

Because the composite cable is fixedly connected with the bottom end of the anchor chain 54, the anchor chain 54 can pull the locking seat 31 downwards through the locking piece 32, the locking seat 31 can apply a downward acting force to the spoke sensor 40, it can be understood that the acting force is the same as the tensile force, the acting force acts on the upper end face of the hub 41 of the spoke sensor 40, the spoke 43 between the rim 42 and the hub 41 deforms due to the acting force, so that the spoke 43 generates a stress proportional to the acting force, the resistance value of the strain gauge 44 changes along with the change of the stress, the change condition of the tension of the composite cable can be monitored by measuring the change of the resistance value of the strain gauge 44, the installation is convenient, and the measuring accuracy is high.

In the description of the present utility model, it should be noted that, unless the terms "mounted," "connected," and "connected" are to be construed broadly, for example, they may be fixedly connected, or they may be detachably connected or integrally connected, or they may be mechanically connected, or they may be directly connected or indirectly connected through an intermediate medium, or they may be in communication with each other inside two elements or in an interaction relationship between the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is to be understood that the terms "length," "width," "upper," "lower," "front-to-back," "left-to-right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing the utility model and simplifying the description based on the orientation or positional relationship shown in the drawings, and are not to be construed as limiting the utility model, as the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, or be implied.

While the foregoing is directed to the preferred embodiment of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (8)

1. The utility model provides a composite cable tension monitoring devices which characterized in that: including fixed deck, adjustment mechanism, locking mechanism, anchor chain and spoke sensor, the through-hole has been seted up on the fixed deck, adjustment mechanism includes a plurality of regulation seats, and is a plurality of the regulation seat is in from top to bottom range upon range of setting on the fixed deck, locking mechanism includes locking seat and retaining member, the side of locking seat is provided with the spacing groove, the retaining member is inserted and is established in the spacing groove, the retaining member be used for with the locking seat with the anchor chain links together, spoke sensor sets up adjustment mechanism with between the locking mechanism.

2. The composite cable tension monitoring device of claim 1, wherein: the spoke sensor comprises a hub and a rim arranged outside the hub, a plurality of spokes are arranged between the hub and the rim, and strain gauges are arranged on the side faces of the spokes.

3. The composite cable tension monitoring device of claim 1, wherein: the automatic deck tensioning device comprises a fixed deck, and is characterized by further comprising a tensioning mechanism, wherein the tensioning mechanism comprises a tensioning door frame, a jack and a hand hoist, the tensioning door frame is fixedly connected to the top of the fixed deck, the jack and the hand hoist are mounted on the tensioning door frame, and the jack is provided with a tension sensor.

4. The composite cable tension monitoring device of claim 1, wherein: the both ends of retaining member stretch out the spacing groove, the both ends of retaining member are provided with the bolt.

5. The composite cable tension monitoring device of claim 1, wherein: the adjusting seat is formed by splicing two semi-rings.

6. The composite cable tension monitoring device of claim 1, wherein: the adjusting seats are connected through locking pins.

7. The composite cable tension monitoring device of claim 1, wherein: the fixed deck is fixedly connected with a base, and the base is communicated with the through hole in the fixed deck.

8. The composite cable tension monitoring device of claim 7, wherein: one of the plurality of adjusting seats at the lowest end is connected with the base in a clamping mode.