CN216335909U - Protective device - Google Patents

Abstract

The utility model relates to the technical field of cable take-up, in particular to a protection device. A protective device, comprising: the protective cover is provided with an accommodating space of the take-up reel; the adjusting mechanism comprises a first stretching structure, a second stretching structure and a power structure, wherein the first stretching structure and the second stretching structure are respectively connected with the two radial ends of the protective cover, the power structure is connected with the first stretching structure and the second stretching structure, the power structure drives the first stretching structure and the second stretching structure to move towards the direction close to or away from each other along the axial direction of the protective cover, so that the take-up reel is exposed or covered. The utility model provides a protective device with comprehensive protection and high applicability.

Description

Protective device

Technical Field

The utility model relates to the technical field of cable take-up, in particular to a protection device.

Background

Optical fibers are short for optical fibers, and are fibers made of glass or plastic that can be used as a light conducting means. In daily life, optical fibers are used for long distance information transmission because the loss of light transmitted through optical fibers is much lower than the loss of electricity transmitted through electric wires. In practice, optical fibers are typically manufactured as follows: and the optical fiber preform is drawn by a tractor after being melted, and then the optical fiber is wound on a take-up reel by a take-up device. At present, finished product collection is carried out on wire harness cable enterprises by adopting rotary equipment, in order to prevent finished product fracture after abnormal shutdown, a wire take-up head is uncontrolled, and whip is carried out on a finished product of a take-up reel to cause loss, and most machines are provided with anti-whip devices for protecting the finished product after abnormal fiber breakage. Most anti-whiplash devices are of circular ring structures and are classified into fixed type or following moving type.

The anti-whipping device is fixed in size, carries out local protection along with the position of the flat cable, and cannot play a comprehensive protection role on a finished product. Although there is anti-whip optical fiber take-up device among the prior art, accessible cylinder drives and prevents whip cover to take-up reel direction motion to can cover the take-up reel completely, but the device safety cover size itself is fixed, and the suitability is not high.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problems that the existing anti-whiplash device cannot protect the finished product comprehensively, and the existing anti-whiplash device is fixed in size and limits the use of a take-up reel, so that the protection device with comprehensive protection and strong applicability is provided.

In order to solve the above technical problem, the present invention provides a protection device, including:

the protective cover is provided with an accommodating space of the take-up reel;

the adjusting mechanism comprises a first stretching structure, a second stretching structure and a power structure, wherein the first stretching structure and the second stretching structure are respectively connected with the two radial ends of the protective cover, the power structure is connected with the first stretching structure and the second stretching structure, the power structure drives the first stretching structure and the second stretching structure to move towards the direction close to or away from each other along the axial direction of the protective cover, so that the take-up reel is exposed or covered.

Optionally, the power structure comprises a first power member and a second power member connected to the first tensile structure and the second tensile structure, respectively.

Optionally, a support member for supporting the first and second power members is also included.

Optionally, the support is a rack or a screw.

Optionally, a limit sensor is provided at an end of the support member.

Optionally, the device further comprises a controller in signal connection with the first power part, the second power part and the limit sensor.

Optionally, the device further comprises a sliding rod, two ends of which respectively penetrate through the first stretching structure and the second stretching structure.

Optionally, the protective cover is further provided with an opening allowing the optical fiber on the take-up reel to extend out along the axial direction.

Optionally, the first tensile structure and the second tensile structure are both flanges.

The technical scheme of the utility model has the following advantages:

1. the protection device provided by the utility model comprises a first stretching structure, a second stretching structure and a power structure, wherein the first stretching structure and the second stretching structure are respectively connected with two radial ends of a protection cover, the power structure is connected with the first stretching structure and the second stretching structure, the power structure drives the first stretching structure and the second stretching structure to move in the directions close to or away from each other along the axial direction of the protection cover so as to expose or cover the take-up reel, the power structure drives the first stretching structure and the second stretching structure to move in the opposite direction or in the opposite direction, the telescopic performance of the protection device is realized, the take-up reel is comprehensively protected, the protection device is suitable for take-up reels with different axial lengths, and the applicability is improved.

2. According to the protective device provided by the utility model, the first stretching structure and the second stretching structure are connected through the sliding rod, synchronous movement is realized under the driving of the first power part and the second power part, the sliding rod plays a guiding role, the contraction and expansion speed of the device is improved, and the situation that the protective cover deflects in the contraction process to influence the service life is prevented.

3. According to the protection device provided by the utility model, the limiting sensor is arranged at the end part of the supporting part, the first power part, the second power part and the limiting sensor are in signal connection with the controller, the controller can limit the moving limit of the stretching structure, the moving distance of the stretching structure can be set according to the length of the take-up reel, and the applicability of the protection device is improved.

Drawings

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 that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a guard;

description of reference numerals:

1-a first tensile structure; 2-a slide bar; 3-taking up a reel; 4-a second tensile structure;

5-a protective cover; 6-a support member; 7-a first power member; 8-a second power member;

9-a limit sensor; 10-a controller; 11-opening;

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

One embodiment of the guard shown in fig. 1, for protecting a finished cable, comprises a protective cover 5 and an adjustment mechanism.

Protective cover 5 is by the fashioned barrel of panel bending process, has take-up reel 3's accommodation space, and the accommodation space internal diameter slightly is greater than the diameter behind the 3 winding cables of take-up reel promptly to make things convenient for take-up reel 3 to rotate in order to accomodate the cable under the power action. And the protective cover 5 is further provided with an opening 11 allowing the optical fiber on the take-up reel 3 to extend out along the axial direction, the opening 11 extends from one end to the other end of the protective cover 5 in the radial direction, and the width is preferably the width allowing the end part of the optical fiber to extend out.

The adjusting mechanism comprises a first stretching structure 1 and a second stretching structure 4 which are respectively connected with the two radial ends of the protective cover 5, and a power structure connected with the first stretching structure 1 and the second stretching structure 4.

First tensile structure 1 and second tensile structure 4 are the flange, and the flange passes through interference fit cover and establishes two tip at safety cover 5, and extends to the direction of keeping away from the centre of a circle and be formed with the installation department, and the installation department is equipped with the through-hole.

The power structure drives the first stretching structure 1 and the second stretching structure 4 to move towards the direction close to or away from each other along the axial direction of the protective cover 5 so as to expose or cover the take-up reel 3, so that the take-up reel 3 is completely protected and is convenient to replace. To improve the efficiency of the retraction and deployment, the power structure comprises a first power member 7 and a second power member 8 connected to the first tensile structure 1 and the second tensile structure 4, respectively. The first power member 7 and the second power member 8 are linear motors, and can drive the first stretching structure 1 and the second stretching structure 8 to move simultaneously or only open one of the first stretching structure and the second stretching structure. Support piece 6 is still set up below first power component 7 and second power component 8, and is concrete, support piece 6 is for locating rack or the lead screw on the board to guarantee the stability of linear electric motor motion.

For improving the flexible stability of safety cover 5, still include that both ends run through respectively first tensile structure 1 and the slide bar 2 of second tensile structure 4, the both ends of slide bar 2 run through the through-hole on two installation departments respectively and spacing through the nut, play the guide effect when first tensile structure 1 of first power piece 7 and the motion of second tensile structure 4 of second power piece 8 drive to can be according to the demand each symmetrical setting a pair of mount pad and slide bar 2 on first tensile structure 1 and second tensile structure 4.

In order to prevent the first and second stretching structures 1 and 2 from being detached from the support member 6 during the movement, a limit sensor 9 is provided at the end of the support member 6. Simultaneously first power component 1, second power component 8 and spacing sensor 9 still signal connection have controller 10, conveniently prescribe a limit to the removal of tensile structure, have improved protector's suitability.

When the device is used, the supporting piece 6 is fixed on a machine table, the first power piece 7 and the second power piece 8 are respectively placed at two ends of the supporting piece 6, the first stretching structure 1 and the second stretching structure 4 are respectively connected with the first power piece 7 and the second power piece 8, and the limiting sensor 9 is installed at the outer end of the supporting piece 6. Before the take-up reel 3 is installed, the controller 10 sends an instruction to control the first power part 7 and the second power part 8 to move the first stretching structure 1 and the second stretching structure 4 to the inner end disk installing positions, the take-up reel 3 is installed in the protective cover 5, and at the moment, the protective cover 5 is in a shrinking state; after the take-up reel 3 is installed, the controller 10 sets the moving distance between the first power part 7 and the second power part 8 according to the length of the take-up reel 3, moves the first stretching structure 1 to the inner end of the take-up reel 3, moves the second stretching structure 4 to the outer end of the take-up reel 3, and at the moment, the protective cover 5 is in a stretching state, and the end of light extends out of the opening 11 of the protective cover 5, so that the take-up work can be carried out; when the take-up reel is dismounted, the first stretching structure 1 and the second stretching structure 4 are moved to the inner end position of the take-up reel 3, at the moment, the protective cover 5 is in a shrinking state, and the take-up reel 3 can be dismounted.

As an alternative embodiment, only one of the first power member 7 and the second power member 8 may be provided.

As an alternative embodiment, the power structure may also be a telescopic rod, a pneumatic cylinder or a hydraulic cylinder.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (9)

1. A protective device, comprising:

a protective cover (5) having an accommodating space for the take-up reel (3);

adjustment mechanism, including with first tensile structure (1), second tensile structure (4) that safety cover (5) radial both ends are connected respectively and with the power structure that first tensile structure (1), second tensile structure (4) are connected, the power structure drive first tensile structure (1) and second tensile structure (4) are followed the axial of safety cover (5) is to the direction motion that is close to each other or keeps away from to expose or cover the take-up reel.

2. Guard device according to claim 1, characterized in that the power structure comprises a first power member (7) and a second power member (8) connected to the first stretching structure (1) and the second stretching structure (4), respectively.

3. Guard device according to claim 2, characterized by further comprising a support (6) for supporting the first (7) and second (8) powered members.

4. Guard device according to claim 3, characterized in that the support (6) is a rack or a screw.

5. Guard according to claim 3, characterized in that a limit sensor (9) is provided at the end of the support (6).

6. Guard means according to claim 5, characterized by further comprising a controller (10) in signal connection with the first power member (7), the second power member (8) and the limit sensor (9).

7. Guard according to any of claims 1-6, characterized in that it further comprises a slide bar (2) having two ends extending through the first and second stretching structures (1, 4), respectively.

8. Protector according to any one of claims 1-6, characterized in that the protective cover (5) is also provided with an opening (11) in the axial direction allowing the extension of the optical fibres on the take-up reel (3).

9. Guard according to any of claims 1-6, wherein the first tensile structure (1) and the second tensile structure (4) are both flanges.

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