CN217726959U - Transformer substation's secondary control cable instrument of flare-outing - Google Patents

Abstract

The utility model discloses a transformer substation's secondary control cable instrument of flare-outing relates to straightening instrument technical field. This transformer substation's secondary control cable instrument of flare-outing for the flare-outing of cable, including supporting the base, be provided with preceding fixed stop and after-fixing baffle on the support base, it is provided with the movable plate to slide between preceding fixed stop and the after-fixing baffle, after-fixing baffle keeps away from one side rotation of preceding fixed stop and is provided with the footboard, be connected through the pull wire between footboard and the movable plate. This transformer substation's secondary control cable instrument of flare-outing is buckled the other end of cable fixedly, is relative with one section and the back fixed stop of cable, sets up the wire casing on back fixed stop simultaneously, and when the cable was straightened, one section also can the card of cable was gone into in the wire casing, accomplishes the installation of wire casing on the cable.

Description

Transformer substation's secondary control cable instrument of flare-outing

Technical Field

The utility model relates to a straightening instrument technical field specifically is a transformer substation's secondary control cable instrument of flare-outing.

Background

In order to relieve the increasing electricity utilization pressure of commercial power supply companies in recent years, a large number of transformer substation new construction and old transformer substation transformation projects are developed. In the course of these projects, it is necessary to deploy a large number of secondary control cables for connecting the secondary system to the primary system. And each cable manufacture factory adopts the strategy of twisting a plurality of monofilament wire cores together to form a conductive wire core in order to improve the bending property and tensile strength of the control cable, reduce the size of the cable and improve the corona phenomenon, so that the construction difficulty in the later period is greatly increased.

The equipment cabinet body in the secondary system is developing toward miniaturization at present, means that the space of leaving for control cable core wiring is smaller, and the realization of secondary equipment function needs a large amount of control cables again simultaneously. And the production technology of cable core transposition leads to each sinle silk to be crooked, in order to cooperate the pleasing to the eye degree of secondary equipment and wiring, more important for the ease of later stage accident handling sinle silk seeks, needs straighten crooked sinle silk. In addition, the project construction time is heavy, and the time for straightening the cable core is not much. In response to these problems, some secondary control cable core straightening tools are also available in the market.

Chinese patent number is 201420822791.1 and has invented a secondary cable core ware of flare-outing, this apparatus mainly includes the U type ring, the action bars, the connecting axle, activity cassette, cable cassette and cassette unable adjustment base etc. the structure is comparatively simple, it is also convenient to operate, through fixing the cable head on the cable cassette, to treat on the U type ring of the cable core winding on the action bars of flare-outing, the foot is stepped on cassette unable adjustment base, then with the power upwards break the action bars and realize the flare-outing of cable core. Firstly, after the cable is fixed on the cable clamping seat, the clamping seat fixing base is not stably placed on the ground, and potential safety hazards exist; second, the length of the cable core that can flare-out depends on the length of action bars, and the action bars is longer, and the length that can act as go-between is also longer, and there is a large amount of electrified bodies eminences in the transformer substation, and the potential safety hazard also exists in the action bars of overlength, and this is not friendly to the equipment of required longer sinle silk.

The invention discloses a pulley type cable core straightening tool with a Chinese patent number of 201921038064.5, which is small in size, light in weight, capable of being manually operated by a single person, and mainly structurally comprises a tool shell, a main pulley, a static roller, a movable roller, a clamping mechanism and the like. The device operation is also comparatively simple, strides the cable core of pending through main pulley and tool housing to between through moving gyro wheel and quiet gyro wheel, the sinle silk is fixed through clamping mechanism, is holding the outside slow movement of tool housing, and the cable core can be flare-outed. The device is suitable for cables with thinner cable cores, and the straightening of thicker cable cores is difficult to realize; moreover, the device is slow to operate and is not suitable for projects with short construction periods.

The Chinese patent number 201721019396.X discloses a pedal type wire straightening mechanism, a cable with two cut ends needs to be straightened, the length of the straightened cable depends on the length of the mechanism, and finally the straightening mode of the mechanism is that the cable is straightened by the rotation of a pedal, and the stress of the cable is uneven.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a transformer substation's secondary control cable instrument of flare-outing has solved following technical problem:

1. the existing cable straightening tool has poor adaptability to the length of the cable;

2. the existing pedal type cable straightening tool straightens the cable through rotary motion, the force is uneven in the straightening process of the cable, the force is maximum when the pedal is parallel to the ground at last, and the cable is easy to break or damage;

3. the existing cable straightening tool can not be used for installing and fixing a cable trough plate at the same time.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a transformer substation secondary control cable straightening tool is used for straightening cables and comprises a supporting base, wherein a front fixed baffle and a rear fixed baffle are arranged on the supporting base, a movable plate is arranged between the front fixed baffle and the rear fixed baffle in a sliding mode, a pedal is rotatably arranged on one side, away from the front fixed baffle, of the rear fixed baffle, and the pedal is connected with the movable plate through a traction line;

the movable plate is provided with a cable fixing structure;

when one end of the pedal moves downwards, the movable plate can be pulled by the traction wire to move towards the rear fixed baffle.

Preferably, the moving plate is provided with a hole for passing the cable, and the cable can pass through the hole and then be connected with the cable fixing structure.

Preferably, a groove is formed in the moving plate, the groove is communicated with a hole for penetrating a cable, the groove can be used for dismounting the cable, and a wire groove is formed in one side, close to the front fixed baffle, of the rear fixed baffle;

when one end of the pedal moves downwards, the movable plate can be pulled by the traction wire and the cable rear fixing baffle plate can move, and then the cable can be clamped into the wire slot.

Preferably, the wire casing is connected with the rear fixed baffle through a wire casing fixing structure.

Preferably, a cable bracket is arranged between the hole for passing the cable and the cable fixing structure, the cable bracket is arranged on one side of the moving plate close to the rear fixing baffle, and the cable bracket corresponds to the cable slot.

Preferably, the cable fixing structure is a cable fixing hole.

Preferably, a sliding rod is arranged between the front fixed baffle and the rear fixed baffle, a hole matched with the sliding rod is formed in the moving plate, and the moving plate is arranged on the sliding rod in a sliding mode through the hole matched with the sliding rod.

Preferably, the sliding rod is provided with a spring, and the spring is arranged between the front fixed baffle and the rear fixed baffle.

Preferably, a hole for passing a traction wire is formed in the rear fixing baffle, and one end of the traction wire passes through the hole for passing the traction wire and then is connected with the pedal.

(III) advantageous effects

The utility model provides a transformer substation's secondary control cable instrument of flare-outing. The method has the following beneficial effects:

(1) This transformer substation's secondary control cable core instrument of flare-outing is small, and can select to be carved with skid-proof texture on base and the footboard, reduces the potential safety hazard.

(2) The transformer substation secondary control cable straightening tool directly straightens the other end by utilizing the characteristic that one end of a cable is fixed, the length of the cable to be pulled is not limited, and the transformer substation secondary control cable straightening tool can be suitable for the length of any cable required by transformer substation secondary equipment.

(3) This transformer substation's secondary control cable instrument of flare-outing is buckled the other end of cable fixedly, is relative with one section and the back fixed stop of cable, sets up the wire casing on back fixed stop simultaneously, and when the cable was flare-outed, one section also can the card of cable goes into in the wire casing, accomplishes the installation of wire casing on the cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the structure of the present invention (with a cable holder and a wire slot holder);

FIG. 3 is a front view of the structure of the present invention (with cables and wire slots installed);

FIG. 4 is a front view of the structure of the present invention (the cable is inserted into the slot);

FIG. 5 is a top view of a cable support, cable and raceway arrangement;

FIG. 6 is a schematic diagram of the structure of the moving plate;

fig. 7 is a schematic view of the pedal structure.

In the figure: 1. a support base; 2. a front fixed baffle; 3. a rear fixed baffle; 4. a stroke limit side plate; 41. a chute; 5. a slide bar; 6. moving the plate; 61. a lower slide hole; 62. a pull wire fixing hole A; 63. an upper slide hole; 64. the cable passes through the hole; 65. a cable fixing hole; 66. a cable removal slot; 7. a spring; 8. a pedal; 81. a pedal spindle; 82. a pedal ear; 83. a pull wire fixing hole B; 9. a pull wire; 10. a wire chase support; 11. a cable holder; 111. a cable trough; 12. a cable; 13. a wire slot; 131. mounting grooves; 132. and a wire slot mounting lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: the problem that the existing cable straightening tool is poor in adaptability to the length of the cable is solved; the existing pedal type cable straightening tool straightens the cable through rotary motion, the force of the cable straightened in the process is uneven, the force is maximum when the pedal is fast parallel to the ground at last, and the most basic structure of the problem that the cable is broken or damaged easily

A transformer substation secondary control cable straightening tool is used for straightening cables and comprises a supporting base 1, wherein a front fixed baffle 2 and a rear fixed baffle 3 are arranged on the supporting base 1, a moving plate 6 is arranged between the front fixed baffle 2 and the rear fixed baffle 3 in a sliding mode, a pedal 8 is rotatably arranged on one side, far away from the front fixed baffle 2, of the rear fixed baffle 3, and the pedal 8 is connected with the moving plate 6 through a traction wire 9;

a cable fixing structure is arranged on the moving plate 6;

when one end of the pedal 8 moves downwards, the movable plate 6 can be pulled by the traction wire 9 to move towards the rear fixed baffle 3.

In order to make the connection between the cable and the moving plate 6 more firm, a hole (cable passing hole 64) for passing the cable is formed in the moving plate 6, and the cable can pass through the hole and then be connected with a cable fixing structure, and usually, the cable fixing structure is a cable fixing hole 65. In the case where the cable passing hole 64 is provided, the portion of the end of the cable connected to the moving plate 6 cannot be straightened directly because of bending, but may be straightened by other means such as manually straightening or straightening with a tool.

In order to adapt the moving plate 6 to cables with different diameters, it is conceivable to open a plurality of cable through holes 64 with different diameters and corresponding cable fixing holes 65 in the moving plate 6.

Usually, a sliding rod 5 is arranged between the front fixed baffle 2 and the rear fixed baffle 3, a hole matched with the sliding rod 5 is arranged on the moving plate 6, and the moving plate 6 is arranged on the sliding rod 5 in a sliding way through the hole matched with the sliding rod 5.

In order to facilitate the resetting of the pedal, the sliding rod 5 is provided with a spring 7, and the spring 7 is arranged between the front fixed baffle 2 and the rear fixed baffle 3.

In order to conveniently arrange the traction wire 9, a hole for passing through the traction wire 9 is formed in the rear fixing baffle 3, and one end of the traction wire 9 is connected with the pedal 8 after passing through the hole for passing through the traction wire 9.

In order to enhance the stability of the device and increase the friction of the pedals, anti-skid surfaces can be optionally arranged on the bottom of the supporting base 1 and the pedals.

In order to prevent the front fixing baffle 2 from scratching the outer insulation skin of the cable due to too high height in the wire pulling process, the height of the front fixing baffle 2 is lower than that of the cable through hole 64.

In order to reduce the resistance of the moving plate 6 in moving, a metal rod with a smooth surface and high strength is selected as the sliding rod 5, so that the friction force between the sliding rod 5 and the moving plate 6 is reduced, meanwhile, the supporting base 1 is prevented from contacting the moving plate 6, and the resistance of the moving plate 6 in moving is reduced.

In order to mount the pedal 8 and control the rotation direction, a pair of stroke limiting side plates 4 may be disposed on the support base 1, the pedal rotating shaft 81 at the lower end of the pedal 8 may be erected on the pair of stroke limiting side plates 4, in addition, a sliding groove 41 may be disposed on the stroke limiting side plate 4, and the pedal ear 82 of the pedal 8 may slide in the sliding groove 41.

Example 2: in order to prevent the cable straightening tool from being simultaneously provided with a line trough plate for fixing the cable

On the basis of the embodiment 1, a groove (a cable dismounting groove 66) is formed in the moving plate 6, the cable dismounting groove 66 is communicated with a hole for passing through a cable, the cable dismounting groove 66 can be used for dismounting the cable, and a wire groove 13 is formed in one side, close to the front fixed baffle 2, of the rear fixed baffle 3;

when one end of the pedal 8 moves downwards, the movable plate 6 can be pulled by the traction wire 9 and moves towards the cable rear fixed baffle 3, and then a cable can be clamped into the wire slot 13.

In order to facilitate installation of the wire slot 13, a cable bracket 11 may be disposed between the hole for passing the cable and the cable fixing structure, the cable bracket 11 is disposed on a side of the moving plate 6 close to the rear fixing baffle 3, and the cable bracket 11 corresponds to the position of the wire slot 13. The cable 12 originally attached to the moving plate 6 protrudes out of the surface of the moving plate 6, so that the wire slot 13 is more convenient to install. In addition, in order to prevent the cable 12 from being released from the cable holder 11, a cable groove 111 may be provided in the cable holder 11.

The specific structure and relative positions of the trunking 13 and the cable support 11 are shown in fig. 5.

In order to further facilitate installation of the wire chase 13, the wire chase support 10 can be arranged between the wire chase 13 and the rear fixed baffle 3, and the wire chase support 10 with the corresponding height can also be selected according to the pulled length of the cable, if the pulled length of the cable is longer, the shorter wire chase support 10 can be selected, and when the cable finishes the straightening work, the cable is clamped into the wire chase 13, if the pulled length of the cable is shorter, the longer wire chase support 10 can be selected. Determination of the length of a particular trunking bracket 10 those skilled in the art can obtain it from a limited number of experiments without the need to make creative efforts.

Method of use of example 2:

a method for using a straightening tool for a secondary control cable of a transformer substation is used for straightening a cable 12 and installing a wire slot 13, wherein one end of the cable 12 is fixed;

the method comprises the following steps:

the method comprises the following steps: the other end of the cable 12 penetrates through a hole for penetrating the cable and then is connected with the cable fixing structure, and at the moment, a section of the cable 12 is positioned on the surface, close to the rear fixed baffle 3, of the moving plate 6;

step two: the pedal 8 is stepped on, so that the pedal 8 drives the moving plate 6 to move towards the rear fixed baffle 3 through the traction wire 9, and a section of cable 12 on the surface of the moving plate 6 close to the rear fixed baffle 3 is clamped into the wire groove 13;

step three: the wire casing 13 on the fixed baffle 3 is detached, and the connection between the cable 12 and the cable fixing structure is detached, and the wire casing 13 is installed on the cable 12;

step four: pulling out the cable 12 from the groove (cable removing groove 66) in the moving plate 6 communicating with the hole for passing the cable;

step five: the raceway arrangement 13 with the cable 12 installed therein is installed at the site where installation is required.

In addition, the supporting base 1 needs to be fixed on the ground or other places where the supporting base can be fixed before the pedal 8 is stepped on, so that the situation that the supporting base 1 slides after the pedal 8 is stepped on and further the cable cannot be straightened is avoided.

In conclusion, the other end of the transformer substation secondary control cable straightening tool cable is bent and fixed, one section of the cable is opposite to the rear fixing baffle, and meanwhile, the wire groove is formed in the rear fixing baffle.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. indicate the orientation or position relationship of the structure of the present invention based on the drawings, and are only for the convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The terms "first" and "second" in the present technical solution are only used to distinguish the same or similar structures or the corresponding structures having similar functions, and are not the arrangement of the importance of the structures, nor are they the order, or comparison of the sizes, or other meanings.

In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in relation to the present scheme in specific terms according to the general idea of the present invention.

Claims (10)

1. The utility model provides a transformer substation's secondary control cable instrument of flare-outing for the flare-outing of cable, its characterized in that: the device comprises a supporting base (1), wherein a front fixed baffle (2) and a rear fixed baffle (3) are arranged on the supporting base (1), a moving plate (6) is arranged between the front fixed baffle (2) and the rear fixed baffle (3) in a sliding manner, a pedal (8) is rotatably arranged on one side, far away from the front fixed baffle (2), of the rear fixed baffle (3), and the pedal (8) is connected with the moving plate (6) through a traction line (9);

a cable fixing structure is arranged on the moving plate (6);

when one end of the pedal (8) moves downwards, the movable plate (6) can be pulled by the traction wire (9) to move towards the rear fixed baffle (3).

2. The substation secondary control cable straightening tool according to claim 1, characterized in that: the movable plate (6) is provided with a hole for passing through a cable, and the cable can pass through the hole and then be connected with the cable fixing structure.

3. The substation secondary control cable straightening tool according to claim 2, characterized in that: a groove is formed in the moving plate (6), the groove is communicated with a hole for penetrating a cable, the groove can be used for dismounting the cable, and a wire groove (13) is formed in one side, close to the front fixed baffle (2), of the rear fixed baffle (3);

when one end of the pedal (8) moves downwards, the movable plate (6) can be pulled by the traction wire (9) to move towards the cable rear fixed baffle (3), and then a cable can be clamped into the wire groove (13).

4. The substation secondary control cable straightening tool according to claim 3, characterized in that: the wire casing (13) is connected with the rear fixed baffle (3) through a wire casing fixing structure.

5. The substation secondary control cable straightening tool according to claim 3, characterized in that: a cable support (11) is arranged between the hole for penetrating the cable and the cable fixing structure, the cable support (11) is arranged on one side, close to the rear fixing baffle (3), of the moving plate (6), and the cable support (11) corresponds to the position of the wire groove (13).

6. The substation secondary control cable straightening tool according to claim 1, characterized in that: the cable fixing structure is a cable fixing hole (65).

7. The substation secondary control cable straightening tool according to claim 1, characterized in that: a sliding rod (5) is arranged between the front fixed baffle (2) and the rear fixed baffle (3), a hole matched with the sliding rod (5) is formed in the movable plate (6), and the movable plate (6) is arranged on the sliding rod (5) in a sliding mode through the hole matched with the sliding rod (5).

8. The substation secondary control cable straightening tool according to claim 7, characterized in that: the sliding rod (5) is provided with a spring (7), and the spring (7) is arranged between the front fixed baffle (2) and the rear fixed baffle (3).

9. The substation secondary control cable straightening tool according to claim 1, characterized in that: the rear fixing baffle (3) is provided with a hole for passing through a traction wire (9), and one end of the traction wire (9) passes through the hole for passing through the traction wire (9) and then is connected with the pedal (8).

10. The substation secondary control cable straightening tool according to claim 4, characterized in that: the wire casing fixing structure is a wire casing bracket (10).

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