CN214755193U - Overhead wire fixed tension tightener - Google Patents

Abstract

The utility model relates to the technical field of electric power construction tools, in particular to an overhead conductor fixed tension tightener, which comprises an operating rod and a ratchet wheel roller arranged at the top of the operating rod, a pull rope is wound on the ratchet wheel roller, at least one end of the pull rope is hinged with a hanging mechanism, the hanging mechanism comprises an adapter, a stress sensor and a hook which are sequentially hinged, the stress sensor is in communication connection with an alarm mechanism, the alarm mechanism is arranged on the operating rod, by arranging the stress sensor between the pull rope and the hook of the wire grip and detecting the stress value of the lead in real time through the stress sensor, when the stress value is equal to the preset trigger value of the alarm mechanism, the alarm mechanism is triggered to act, so that an operator can judge whether the conductor is tensioned to proper sag according to the action state of the alarm mechanism, and the condition that the tension of a plurality of overhead conductors is inconsistent due to human factors is avoided.

Description

Overhead wire fixed tension tightener

Technical Field

The utility model relates to an electric power construction tool technical field, in particular to tension turn-buckle is decided to overhead wire.

Background

The turn-buckle is the construction tool commonly used when the stretch-draw wire operation in the electric power field, mainly used tightens up the wire, makes the wire keep certain tension, the wire sag of avoiding wire tension undersize to arouse does not accord with the operation requirement, three wires of current air wire parallel arrangement generally between two iron towers, the wire tension requirement of different span, model is different, when the air wire sets up, three wires carry out the stretch-draw through the turn-buckle respectively, in order to satisfy relevant standard, three wires should keep the sag as far as possible to be close.

However, the existing wire tightener does not have the function of presetting tension, so that the tension of the overhead conductor is inconsistent due to the fact that the consistency of the sag of the conductor is generally judged by visual inspection or experience of an operator at present, and potential safety hazards are easily brought to production and operation of the overhead conductor.

Therefore, there is a need for a solution to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the overhead conductor fixed tension tightener is provided for solving the technical problem that potential safety hazards are easily brought to production and operation of overhead conductors due to the fact that the existing tightener does not have the function of preset tension and the consistency of the sag of the conductors is judged through visual inspection or experience.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides an overhead wire decides tension turn-buckle, includes the action bars, sets up the ratchet wheel at the action bars top, the last winding stay cord of ratchet wheel, at least one end of stay cord articulates there is to hang and holds the mechanism, hang and hold the mechanism including articulated adapter, stress sensor and couple in proper order, stress sensor communication connection alarm mechanism, alarm mechanism sets up on the action bars.

The utility model discloses an overhead conductor is tension turn-buckle surely, through set up stress sensor between stay cord and the couple at the turn-buckle, through the stress value of stress sensor real-time detection wire, when stress value equals with alarm mechanism preset's trigger value, trigger alarm mechanism action, make operating personnel can be according to alarm mechanism's action state, judge whether tensioning to suitable sag of wire, avoided the inconsistent condition of many overhead conductor stretch-draw tensions that the human factor leads to.

As the utility model discloses a preferred scheme, be provided with the parameter setting module on the action bars, the parameter setting module with alarm mechanism connects, the parameter setting module is used for setting for alarm mechanism's trigger signal value. The triggering signal value of the alarm mechanism is set to be the same as the tensile stress of the corresponding lead through the parameter setting module, so that when the tensile tension of the lead is equal to the triggering signal value, the alarm mechanism is triggered to act.

As the preferred scheme of the utility model, stress sensor with parameter setting module wireless communication connects or wired communication connects.

As the utility model discloses an optimized scheme, be provided with the label subsides on the parameter setting module, the label is pasted the sign and is had the air wire information that the trigger signal value corresponds. The trigger signal value for triggering the alarm mechanism to act can be quickly selected by an operator according to the field requirement through the preset overhead conductor information.

As the preferred scheme of the utility model, the parameter setting module includes a plurality of buttons. The trigger signal value for triggering the alarm mechanism to act can be quickly set by pressing the button, so that errors caused by manual on-site temporary information input are avoided.

As the utility model discloses a preferred scheme, the action bars is the hollow body of rod, alarm mechanism embedding sets up in the action bars.

As the utility model discloses a preferred scheme, alarm mechanism includes at least one audible alarm ware, the audible alarm ware embedding sets up on the action bars.

As the utility model discloses a preferred scheme, alarm mechanism includes at least one light alarm, the light alarm embedding sets up on the action bars.

As the preferred scheme of the utility model, stress transducer is for mending optic fibre wire stress transducer from the temperature. The stress sensor is simple in structure and convenient to install, and can be completely used for detecting the stress of the long-distance overhead transmission conductor.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

through set up stress sensor between stay cord and the couple at the turn-buckle, through the stress value of stress sensor real-time detection wire, when stress value and alarm mechanism preset's trigger value equal, trigger alarm mechanism action, make operating personnel can judge whether tensioning to suitable sag of wire according to alarm mechanism's action state, avoided the inconsistent condition of many overhead conductor stretch-draw tension that the human factor leads to.

Drawings

Fig. 1 is the utility model discloses an overhead wire decides tension turn-buckle's schematic structure view.

Fig. 2 is a schematic structural view of the operation lever described in embodiment 2.

Icon: the method comprises the following steps of 1-an operating rod, 2-a ratchet wheel roller, 3-a pull rope, 4-a switching head, 5-a stress sensor, 6-a hook, 7-an alarm mechanism, 8-a parameter setting module and 9-a label sticker.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1-2, the overhead conductor fixed-tension tightener of the present embodiment includes an operating rod 1 and a ratchet drum 2 disposed on the top of the operating rod 1, a steel wire rope is wound on the ratchet drum 2 as a pull rope 3, one end of the pull rope 3 is hinged to a hanging mechanism, the hanging mechanism includes a joint 5, a stress sensor 5 and a hook 6, which are hinged in sequence, the stress sensor 5 is in communication connection with an alarm mechanism 7, and the alarm mechanism 7 is disposed on the operating rod 1.

The stress sensor of the embodiment is preferably a self-temperature-compensated fiber-optic lead stress sensor with the model number BA-BL 36T.

In the overhead conductor fixed-tension tightener of the embodiment, the adapter 4 is a conventional metal component, one end of the adapter is provided with a rotating shaft for a steel wire rope to pass through, the other end of the adapter is provided with a U-shaped hanging ring, the U-shaped hanging ring is hinged with the BA-BL36T self-temperature compensation optical fiber conductor stress sensor 5, the other end of the stress sensor 5 is hinged with the hook 6, the hook 6 is used for being hung and connected with a conductor, when in use, by hanging the hook 6 at one end of the steel wire rope on the iron tower and hanging the hook 6 at the other end on the wire, by rotating the ratchet wheel roller 2, the tension operation is carried out on the lead, when the stress value measured by the stress sensor 5 is consistent with the alarm value of the alarm mechanism 7, the alarm mechanism 7 is triggered to act, so that an operator can judge whether the wires are stretched to a proper state according to the action state of the alarm mechanism 7, and the consistency of the sag of the wires can be guaranteed in a datamation manner.

Preferably, the operating rod 1 is a hollow metal tube, the alarm mechanism 7 comprises at least one sound alarm and at least one light alarm, or the sound alarm and the light alarm are integrated, and the alarm mechanism 7 is embedded in the operating rod 1 through a through hole formed in the wall of the operating rod 1.

Specifically, the alarm mechanism 7 of this embodiment includes a buzzer and an indicator light, the buzzer and the indicator light are integrated on the PCB that can communicate with the stress sensor 5 data, the buzzer makes a prompt sound when the stress sensor 5 feedback data reaches the corresponding tension value of the wire, and the indicator light is correspondingly turned on or off.

Specifically, the communication module integrated on the PCB is in wired connection or wireless connection with the stress sensor 5, and during wired connection, a signal wire is arranged in the operating rod.

Example 2

As shown in fig. 1-2, in the overhead conductor fixed tension tightener of the present embodiment, a parameter setting module 8 is disposed on an operating rod 1, the parameter setting module 8 includes a plurality of buttons, all the buttons are integrated with a PCB disposed in the operating rod 1, and a trigger signal value for triggering an alarm mechanism 7 to operate can be selected through the buttons, so that when a stress value detected by a stress sensor 5 is equal to the trigger signal value, the alarm mechanism 7 can be triggered to operate quickly, that is, when a tension of a tensioned conductor is equal to the trigger signal value, the alarm mechanism 7 is triggered to operate.

Preferably, the label sticker 9 is pasted on the button, and conventional information such as the span, the length and the like of the overhead conductor is printed on the label sticker 9, so that an operator can quickly select a trigger signal value for triggering the alarm mechanism to act according to the actual situation of the conductor on the operation site, and errors caused by manually inputting data are avoided.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. The utility model provides an overhead wire is tension turn-buckle surely, includes action bars (1), sets up ratchet wheel (2) at action bars (1) top, ratchet wheel (2) are gone up winding stay cord (3), its characterized in that, the at least one end of stay cord (3) articulates there is to hang and holds the mechanism, hang and hold the mechanism including articulated adapter (4), stress sensor (5) and couple (6) in proper order, stress sensor (5) communication connection alarm mechanism (7), alarm mechanism (7) set up on action bars (1).

2. An overhead conductor fixed tension tightener as claimed in claim 1, wherein a parameter setting module (8) is provided on said operating lever (1), said parameter setting module (8) is connected to said alarm mechanism (7), said parameter setting module (8) is used to set the trigger signal value of said alarm mechanism (7).

3. An overhead conductor tension-fixing tightener as claimed in claim 2, characterized in that said stress sensor (5) is connected with said parameter setting module (8) in wireless communication or in wired communication.

4. The overhead conductor fixed tension tightener of claim 3, wherein a label sticker (9) is arranged on the parameter setting module (8), and the label sticker (9) is marked with overhead conductor information corresponding to the trigger signal value.

5. An overhead wire tension fixing turnbuckle as claimed in claim 4, wherein said parameter setting module (8) comprises a plurality of buttons.

6. An overhead wire tension fixing wire grip as claimed in any one of claims 1 to 5, wherein the operating lever (1) is a hollow lever body, and the alarm mechanism (7) is embedded in the operating lever (1).

7. An overhead wire tension fixing turnbuckle as claimed in claim 6, wherein said alarm mechanism (7) comprises at least one audible alarm embedded in said operating lever (1).

8. An overhead wire tension fixing turnbuckle as claimed in claim 7, wherein said alarm mechanism (7) comprises at least one light alarm embedded in said operating lever (1).

9. An overhead conductor constant tension tightener as defined in claim 1, characterized in that said stress sensor (5) is a self-temperature-compensated fiber optic conductor stress sensor.

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