CN210468640U - Cable clamping and antenna - Google Patents

Abstract

The utility model provides a cable clamping and antenna, wherein, the cable clamping includes the lower plate, and the lock in the lower plate top and with the lower plate forms the punch holder that is used for holding the centre gripping space of cable jointly, the one end of punch holder with the lower plate is connected, and can be relative the lower plate overturns from top to bottom, its other end rotationally the lock in on the lower plate. The utility model discloses an among the cable clamping, the centre gripping space of centre gripping cable is injectd through two splint of setting up from top to bottom and mutual lock, avoids the cable to receive external force easily and takes place to rock, leads to the unstable problem of cable signal transmission.

Description

Cable clamping and antenna

Technical Field

The utility model relates to the field of communication technology, especially, relate to a cable clamping and antenna.

Background

The electric signal transmission is performed between the radio frequency devices in the base station antenna through cables, so that in order to ensure the stability of the performance index of the antenna, the stability of the electric signal transmission needs to be ensured at first. In some cases, the cable is easy to separate from other clamping structures such as a cable clamp due to large bending amplitude and stress. In other cases, when the cables are connected, two or even three cables need to be next to each other and fixed on the clamping structure, so that a higher requirement is also provided for how the clamping structure ensures the fixation of the cables.

There are two types of cable clips commonly used in current base station antennas: one is a semi-wrapping type, and the cable is fixed by plastic elastic deformation; one type is a closed circular ring, and the cable can penetrate through the circular ring to achieve the purpose of limiting the moving space of the cable.

The two cable stable structures have the following defects in the practical application process:

the first clamping structure has limited holding force, and when the cable has internal stress or the whole antenna is impacted, the cable is easy to separate from the clamping structure; and, when two cables block in the solid structure of card simultaneously, the solid effect of card of structure to the cable is lower.

The second clamping structure is a closed circular ring, so that when the cable is connected with the radio frequency device, the cable needs to firstly penetrate through the circular ring, and the cable is more troublesome to connect with the radio frequency device; moreover, the inner diameter of the ring is larger than the outer diameter of the cable, so that the cable is limited within a certain range and cannot be completely clamped.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first purpose aims at providing an improve cable fixing stability's cable clamping.

Another object of the present invention is to provide an antenna using the above cable clip.

In order to achieve the above object, the present invention provides the following technical solutions:

a cable clamping device comprises a lower clamping plate and an upper clamping plate buckled above the lower clamping plate and jointly forming a clamping space for accommodating a cable with the lower clamping plate, wherein one end of the upper clamping plate is connected with the lower clamping plate and can be turned over relative to the lower clamping plate from top to bottom, and the other end of the upper clamping plate is rotationally buckled on the lower clamping plate.

Preferably, the two opposite inner side walls of the clamping space are limiting plates extending towards the upper clamping plate from the lower clamping plate.

Preferably, at least one wire casing for accommodating a cable is formed in the upper part of the lower clamping plate in the clamping space along the length direction.

Preferably, the wire casing is an arc groove, one side of the limiting plate close to the clamping space is arc-shaped, and one side of the limiting plate close to the clamping space is connected with the arc of the wire casing connected with the limiting plate.

Preferably, the upper plate is provided with at least one wire slot along the length direction, and the wire slot of the upper plate corresponds to the wire slot of the lower plate one to one.

Preferably, a limiting hook extends from the lower clamping plate, one end of the upper clamping plate is connected to the upper portion of the limiting plate and can be turned over relative to the lower clamping plate, and a positioning hook capable of being buckled with the limiting hook is arranged at the other end of the upper clamping plate.

Preferably, one side of the limiting hook, which faces the clamping space, is provided with an inclined guide surface.

Preferably, the lower part of the upper clamp plate, which is close to one end of the limiting hook, is further provided with a holding groove, and the upper clamp plate is buckled behind the lower clamp plate, and the limiting plate, which is close to the limiting hook, is embedded in the holding groove.

Preferably, the upper part of the upper clamping plate is concave in a circular arc shape.

As a second aspect, the present invention also relates to an antenna, including the above cable clip.

Compared with the prior art, the utility model discloses a scheme has following advantage:

1. the utility model discloses an among the cable clamping, the centre gripping space of centre gripping cable is injectd through two splint of setting up from top to bottom and mutual lock, avoids the cable to receive external force easily and takes place to rock, leads to the unstable problem of cable signal transmission.

2. The utility model discloses an among the antenna, through adopting the inside cable of this cable clamping fixed antenna, can guarantee the fixed of cable position, avoid the cable to break away from this cable clamping under the effect of external force or self stress, influence the signal of telecommunication transmission of cable, and then influence antenna performance index stable.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a cable clip according to an embodiment of the present invention;

FIG. 2 is a schematic view of the connection relationship between the cable clamp and the cable according to the present invention;

fig. 3 is the utility model discloses a cable clamping is applied to the inside schematic diagram of antenna.

Reference numerals: 1. an upper splint; 11. a positioning hook; 12. accommodating grooves; 2. a lower splint; 21. a limiting plate; 22. a wire slot; 23. a bump; 24. a limit hook; 241. a guide surface; 3. and (4) clamping the space.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

It will be understood by those within the art that, unless expressly stated otherwise, the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

The utility model relates to a cable clamping, it is as the fixed part of antenna inner cable to guarantee that cable signal of telecommunication transmission is stable, and then guarantee antenna performance index's stability.

As shown in fig. 1 and 2, the cable clamp includes an upper clamp plate 1 and a lower clamp plate 2, one end of the upper clamp plate 1 is connected to the lower clamp plate 2 and can be turned over relative to the lower clamp plate 2, the other end of the upper clamp plate 1 is rotatably fastened to the lower clamp plate 2, after the upper clamp plate 1 is fastened to the lower clamp plate 2, a clamping space 3 for accommodating a cable is formed between the upper clamp plate 1 and the lower clamp plate 2, and the upper clamp plate 1 and the lower clamp plate 2 are both abutted to the cable to clamp the cable.

The upper clamping plate 1 is buckled on the lower clamping plate 2 to be matched with the lower clamping plate 2 to clamp the cable together, so that the cable is ensured to be fixed, and the cable is prevented from shaking easily due to external force, and the electric signal transmission of the cable is not stable.

Preferably, lower plate 2 upper portion is equipped with two limiting plates 21 along its length direction, two limiting plate 21 orientation upper plate 1 direction extends, two are located to upper plate 1 lid limiting plate 21 upper portion, upper plate 1, lower plate 2, and two form between the limiting plate 21 and be used for holding the cable centre gripping space 3.

At least one wire casing 22 for accommodating cables is arranged on the lower portion of the clamping space 3 along the length direction of the lower clamping plate 2, so that the cables can be conveniently installed in the clamping space 3.

Preferably, at least one wire casing 22 is arranged on one side of the upper clamp plate 1 opposite to the lower clamp plate 2 along the length direction, and the wire casings 22 of the upper clamp plate 1 correspond to the wire casings 22 of the lower clamp plate 2 one to one so as to accommodate cables together.

Lower plate 2 with punch holder 1 wire casing 22 is the circular arc groove of indent, one side that limiting plate 21 is close to centre gripping space 3 is the arc, and limiting plate 21 is close to one side of centre gripping space 3 and meets rather than the wire casing 22 circular arc of handing-over, and then can wrap up the cable through the wire casing 22 of two relative settings, and this cable is embraced tightly to two limiting plates 21 of deuterogamying for the cable firm install in the centre gripping space 3.

In this embodiment, the punch holder 1 with the lower plate 2 all is equipped with two wire casing 22, and two of punch holder 1 wire casing 22 and two of lower plate 2 wire casing 22 one-to-one, adjacent two extend between the wire casing 22 and have the lug 23 that is the circular arc, with as adjacent two wire casing 22's demarcation, just the level of lug 23 is less than the level of cable, so that two adjacent cables can butt each other.

Just be located one on the lower plate 2 limiting plate 21 keeps away from one side of centre gripping space 3 and extends to splint 1 direction up and has spacing pothook 24, the one end of upper plate 1 is connected in keeping away from another of spacing pothook 24 limiting plate 21 upper portion, and can be relative lower plate 2 overturns from top to bottom, the other end of upper plate 1 be equipped with the location pothook 11 of the mutual lock of spacing pothook 24.

Preferably, one end of the upper plate 1 is integrally connected to the upper portion of the limiting plate 21 away from the limiting hook 24, and the upper plate 1 can be elastically folded with respect to the limiting plate 21, so that the upper plate 1 can be vertically turned with respect to the lower plate 2, and the positioning hook 11 at the other end of the upper plate 1 is rotatably fastened to the limiting hook 24.

Furthermore, an inclined guide surface 241 is disposed on a side of the limiting hook 24 facing the clamping space 3, so that when the positioning hook 11 is fastened to the limiting hook 24, the limiting hook 24 can elastically deform in a direction away from the positioning hook 11, so that the positioning hook 11 is fastened to the limiting hook 24, and the upper clamping plate 1 is fastened to the lower clamping plate 2 to clamp the cable together.

More furtherly, punch holder 1 is close to holding tank 12 has been seted up to the lower part of spacing pothook 24 one end, is close to spacing pothook 24 one limiting plate 21 upper portion is the arc surface, holding tank 12 is the arc groove, works as punch holder 1 detains and locates 2 backs of lower plate, this limiting plate 21 upper portion inlay in holding tank 12, in order to strengthen the stability of connecting between punch holder 1 and the lower plate 2.

In other embodiments, a clamping groove may be formed in the outer side wall of the limiting plate 21, a clamping block is arranged at the end portion of the upper clamp plate 1 close to the clamping groove, and when the upper clamp plate 1 is buckled on the lower clamp plate 2, the clamping block is clamped in the clamping groove.

The upper part of the upper clamping plate 1 is arc-shaped and concave, so that the upper clamping plate 1 can be conveniently pressed and buckled on the lower clamping plate 2.

As a second aspect, as shown in fig. 3, the present invention further relates to an antenna including the above cable clip.

The cable clamp is fixed in the antenna and used for fixing the position of the cable and preventing the cable from shaking under external force.

The utility model discloses an among the antenna, through adopting the inside cable of this cable clamping fixed antenna, can guarantee the fixed of cable position, avoid the cable to break away from this cable clamping under the effect of external force or self stress, influence the signal of telecommunication transmission of cable, and then influence antenna performance index stable.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A cable clamp is characterized in that: the clamping device comprises a lower clamping plate and an upper clamping plate buckled above the lower clamping plate and jointly forming a clamping space for accommodating a cable with the lower clamping plate, wherein one end of the upper clamping plate is connected with the lower clamping plate and can be vertically turned relative to the lower clamping plate, and the other end of the upper clamping plate is rotationally buckled on the lower clamping plate.

2. The cable cleat according to claim 1 wherein: the two opposite inner side walls of the clamping space are limiting plates extending towards the upper clamping plate from the lower clamping plate.

3. The cable cleat according to claim 2 wherein: the upper part of the lower clamping plate, which is positioned in the clamping space, is provided with at least one wire groove for accommodating a cable along the length direction.

4. The cable cleat according to claim 3 wherein: the wire casing is the circular arc groove, the limiting plate is close to the one side in centre gripping space and is the arc, and the limiting plate is close to centre gripping space one side rather than the wire casing circular arc of handing-over and meet.

5. The cable cleat according to claim 3 wherein: the punch holder is provided with at least one wire casing along length direction, just the punch holder the wire casing with the lower plate the wire casing one-to-one.

6. The cable cleat according to claim 2 wherein: the upper end of the lower clamping plate is provided with a limiting hook, one end of the upper clamping plate is connected to the upper portion of the limiting plate and can be turned over relative to the lower clamping plate, and the other end of the upper clamping plate is provided with a positioning hook which can be buckled with the limiting hook.

7. The cable cleat according to claim 6 wherein: and one side of the limiting hook, which is over against the clamping space, is provided with an inclined guide surface.

8. The cable cleat according to claim 6 wherein: the lower part of the upper clamp plate, which is close to one end of the limiting clamping hook, is also provided with a containing groove, and the upper clamp plate is buckled behind the lower clamp plate, and a limiting plate which is close to the limiting clamping hook is embedded in the containing groove.

9. The cable cleat according to claim 1 wherein: the upper part of the upper clamping plate is arc-shaped and concave.

10. An antenna, characterized by: comprising a cable cardholder according to any one of claims 1 to 9.

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