CN208400613U - A kind of tensioning apparatus for mineral insulated cable - Google Patents

Abstract

The utility model discloses a kind of tensioning apparatus for mineral insulated cable, including control box, the two sides of the control box middle top, which are run through, is connected with adjustment axis, the bottom of the adjustment axis is welded with mounting plate, the two sides of the mounting plate bottom have been bolted to connection tuning plate, front and the back side of tuning plate bottom opposite side are welded with transition plates, the positive bottom of transition plates, which is run through, is connected with wheel shaft, middle part on the outside of the wheel shaft is socketed with expanding wheel, limit shaft is welded in the middle part of the tuning plate top right side, the first spring is socketed on the outside of the limit shaft.This is used for the tensioning apparatus of mineral insulated cable, pass through the use tightened box set, compensate bar, steering block, horizontal axis, deflecting roller, brute spring and lead block, deflecting roller can follow the relaxation degree of cable to carry out self-adapting adjusted positions, and it is more inconvenient to solve the problems, such as that cable winding degree of tautness is adjusted.

Description

A kind of tensioning apparatus for mineral insulated cable

Technical field

The utility model relates to field of cable technology, specially a kind of tensioning apparatus for mineral insulated cable.

Background technique

The production of cable generally will be by a series of processes such as rolling, wire drawing, twisted wire, insulation, armourings.The cable in China Purposes is very extensive, has in terms of electric system, the information transmission system, electrician's equipment, electrical instrumentation and largely answers With, therefore the production of cable early has been achieved with mass.

If Chinese patent discloses " a kind of cable copper wire relaxation degree adjustment equipment " (patent No.: CN106044384A), Using the sliding of the flexible drive tensioning wheel of tensioning cylinder in the patent, and then the tensioning of copper wire in drawing process is adjusted, this is specially Cable is tightened using mechanisms such as cylinders in benefit, dynamics and when carrying out tightens movement and can not Control extremely be easy to cause cable to snap damage, and the only simple length for shortening weak-current cable in the actual operation process, rush Weak-current cable is set to be in tight state, when after a period of time, weak-current cable is affected by the external environment and can relax.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of tensioning apparatus for mineral insulated cable, solution Cable of having determined tightens the poor problem of adaptive ability.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: one kind is for mineral insulation electricity The tensioning apparatus of cable, including control box, the two sides of the control box top middle portion, which are run through, is connected with adjustment axis, the adjustment axis Bottom through control box and extend to the inner cavity of control box, the bottom of the adjustment axis is welded with mounting plate, the mounting plate The two sides of bottom have been bolted to connection tuning plate, and the front of tuning plate bottom opposite side is welded with the back side There is transition plates, the positive bottom of transition plates is through wheel shaft is connected with, and the middle part on the outside of the wheel shaft is socketed with expanding wheel, institute It states and is welded with limit shaft in the middle part of tuning plate top right side, the top of the limit shaft through mounting plate and extends in control box The inner cavity of wall, the first spring is socketed on the outside of the limit shaft, and the two sides of the operation chamber interior wall are provided with tightening device.

Preferably, the tightening device includes tightening box set, and the inner cavity activity for tightening box set is connected with compensation bar, institute The right side of compensation bar is stated through tightening box set and extending to the outside for tightening box set, is welded with steering on the right side of the compensation bar Block, through horizontal axis is connected with, the middle part on the outside of the horizontal axis is socketed with deflecting roller, the compensation on the positive right side of steering block Brute spring is socketed on the outside of bar, the bottom for tightening box set is equidistant to be welded with lead block.

Preferably, the right side opening of the lead block is equipped with fairlead, and the top and bottom of the lead block, which offers, leads To slot, the inner cavity of the guide groove is provided with guiding axis, and the middle part on the outside of the guiding axis is socketed with directive wheel.

Preferably, it is fixedly connected at the top of the bottom of first spring and mounting plate, is taken at the top of first spring It connects on the inner wall of control box.

Preferably, the brute spring is fixedly connected positioned at the side for tightening box set inner cavity with the inner wall for tightening box set, institute Brute spring is stated to be fixedly connected far from the side for tightening box set with steering block.

Preferably, the quantity for tightening box set be two, it is described tighten box set front with the back side with control box Inner wall is fixedly connected.

(3) beneficial effect

The utility model provides a kind of tensioning apparatus for mineral insulated cable.Have it is following the utility model has the advantages that

(1), tensioning apparatus for being used for mineral insulated cable, by tightening box set, compensation bar, steering block, horizontal axis, steering Wheel, brute spring and lead block are used cooperatively, and the relaxation degree for enabling deflecting roller to follow cable is adaptively adjusted Whole position solves cable winding degree of tautness and adjusts more to achieve the purpose that automatically adjust cable degree of tautness coefficient Inconvenient problem.

(2), the tensioning apparatus for being used for mineral insulated cable, passes through control box, adjustment axis, mounting plate, tuning plate, expansion Wheel is used cooperatively with limit shaft, so that cable winding tightening device is able to carry out degree of tautness fine tuning, to reach appropriate adjustment Dynamics avoids cable because tightening the excessive and impaired purpose of dynamics, solves cable tension mechanism dynamics inconvenience and carries out carefully The problem of fine adjustment be easy to cause cable damage to snap.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model tightening device structural schematic diagram.

In figure: 1 control box, 2 adjustment axis, 3 mounting plates, 4 tuning plates, 5 transition platess, 6 wheel shafts, 7 expanding wheels, 8 limit shafts, 9 First spring, 10 tightening devices, 11 tighten box set, 12 compensation bars, 13 steering blocks, 14 horizontal axis, 15 deflecting rollers, Final 16's power spring, 17 lead block, 18 fairleads, 19 guide grooves, 20 guiding axis, 21 directive wheels.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Examples of the embodiments are shown in the accompanying drawings, and in which the same or similar labels are throughly indicated identical or classes As element or element with the same or similar functions.The embodiments described below with reference to the accompanying drawings are exemplary, purport It is being used to explain the utility model, and should not be understood as limiting the present invention.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of tensioning dress for mineral insulated cable It sets, including control box 1, the two sides of 1 middle top of control box, which are run through, is connected with adjustment axis 2, and the bottom of adjustment axis 2 is through operation Case 1 and the inner cavity for extending to control box 1, the bottom of adjustment axis 2 are welded with mounting plate 3, and the two sides of 3 bottom of mounting plate pass through spiral shell Bolt is fixedly connected with tuning plate 4, and front and the back side of 4 bottom opposite side of tuning plate are welded with transition plates 5, and transition plates 5 is just The bottom in face is socketed with expanding wheel 7, the middle part weldering of 4 top right side of tuning plate through wheel shaft 6, the middle part in 6 outside of wheel shaft is connected with It is connected to limit shaft 8, the top of limit shaft 8 runs through mounting plate 3 and extends to the inner cavity of 1 inner wall of control box, the outer sheath of limit shaft 8 It is connected to the first spring 9, the bottom of the first spring 9 is fixedly connected with the top of mounting plate 3, and the top of the first spring 9 is overlapped on behaviour On the inner wall for making case 1, the two sides of 1 inner wall of control box are provided with tightening device 10.

Tightening device 10 includes tightening box set 11, and the quantity for tightening box set 11 is two, tightens front and the back of box set 11 Face is fixedly connected with the inner wall of control box 1, and the inner cavity activity for tightening box set 11 is connected with compensation bar 12, compensates the right side of bar 12 Through the outside for tightening box set 11 and extending to and tightening box set 11, the right side of compensation bar 12 is welded with steering block 13, steering block 13 Positive right side is socketed with deflecting roller 15, the outside socket of compensation bar 12 through horizontal axis 14, the middle part in 14 outside of horizontal axis is connected with There is brute spring 16, brute spring 16 is fixedly connected positioned at the side for tightening 11 inner cavity of box set with the inner wall for tightening box set 11, by force Power spring 16 is fixedly connected far from the side for tightening box set 11 with steering block 13, and equidistant be welded in bottom for tightening box set 11 is drawn The right side opening of line block 17, lead block 17 is equipped with fairlead 18, and the top and bottom of lead block 17 offers guide groove 19, is oriented to The inner cavity of slot 19 is provided with guiding axis 20, and the middle part in 20 outside of guiding axis is socketed with directive wheel 21.

Cable: being placed into the inner cavity of control box 1 by working principle along the incoming line of device, along multiple guide pads 15 fairleads 18 opened up enter the inner cavity of guide pad 15, and cable is placed between two directive wheels 21, squeeze deflecting roller 15, deflecting roller 15 squeezes compensation bar 12 by steering block 13 and shrinks in its inner cavity and drive brute spring 16 along tightening box set 11 Deformation occurs is compressed, and cable is extracted out around deflecting roller 15 and expanding wheel 7 from another tightening device 10, when cable is sent out When raw loosening, brute spring 16 restores deformation and drives the movement of steering block 13 by compensation bar 12, and steering block 13, which drives, to be turned to It takes turns 15 extruded cable lines to carry out tightening movement, while can also be finely adjusted manually, pull up adjustment axis 2, adjustment axis 2 drives Mounting plate 3 and tuning plate 4 move upwards, and tuning plate 3 drives cable thereon to be moved up by expanding wheel 7 will be electric Cable carries out tightening operation.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of tensioning apparatus for mineral insulated cable, including control box (1), it is characterised in that: control box (1) top The two sides at end middle part, which are run through, to be connected with adjustment axis (2), and the bottom of the adjustment axis (2) through control box (1) and extends to behaviour Make the inner cavity of case (1), the bottom of the adjustment axis (2) is welded with mounting plate (3), and the two sides of mounting plate (3) bottom are logical It crosses bolt to be fixedly connected with tuning plate (4), front and the back side of tuning plate (4) bottom opposite side are welded with transition plates (5), for the positive bottom of the transition plates (5) through being connected with wheel shaft (6), the middle part on the outside of the wheel shaft (6) is socketed with expansion It takes turns (7), is welded with limit shaft (8) in the middle part of tuning plate (4) top right side, the top of the limit shaft (8) is through installation Plate (3) and the inner cavity for extending to control box (1) inner wall are socketed with the first spring (9), the behaviour on the outside of the limit shaft (8) The two sides for making case (1) inner wall are provided with tightening device (10).

2. a kind of tensioning apparatus for mineral insulated cable according to claim 1, it is characterised in that: described to tighten dress Setting (10) includes tightening box set (11), and the inner cavity activity for tightening box set (11) is connected with compensation bar (12), the compensation bar (12) through tightening box set (11) and extending to the outside for tightening box set (11), the right side of compensation bar (12) is welded on right side Have steering block (13), the positive right side of the steering block (13) through being connected with horizontal axis (14), on the outside of the horizontal axis (14) in Portion is socketed with deflecting roller (15), be socketed with brute spring (16) on the outside of the compensation bar (12), the box set (11) of tightening Bottom is equidistant to be welded with lead block (17).

3. a kind of tensioning apparatus for mineral insulated cable according to claim 2, it is characterised in that: the lead block (17) right side opening is equipped with fairlead (18), and the top and bottom of the lead block (17) offers guide groove (19), described The inner cavity of guide groove (19) is provided with guiding axis (20), and the middle part on the outside of the guiding axis (20) is socketed with directive wheel (21).

4. a kind of tensioning apparatus for mineral insulated cable according to claim 1, it is characterised in that: first bullet It is fixedly connected at the top of the bottom of spring (9) and mounting plate (3), is overlapped on the interior of control box (1) at the top of first spring (9) On wall.

5. a kind of tensioning apparatus for mineral insulated cable according to claim 2, it is characterised in that: the strength bullet Spring (16) is fixedly connected positioned at the side for tightening box set (11) inner cavity with the inner wall for tightening box set (11), the brute spring (16) It is fixedly connected far from the side for tightening box set (11) with steering block (13).

6. a kind of tensioning apparatus for mineral insulated cable according to claim 2, it is characterised in that: described to tighten set The quantity of box (11) is two, and the front for tightening box set (11) is fixedly connected with the inner wall of control box (1) with the back side.