CN201142360Y

CN201142360Y - Antenna

Info

Publication number: CN201142360Y
Application number: CNU2007201959887U
Authority: CN
Inventors: 温美生
Original assignee: Dongguan Huisu Antenna Technology Co Ltd
Current assignee: Dongguan Huisu Antenna Technology Co Ltd
Priority date: 2007-12-04
Filing date: 2007-12-04
Publication date: 2008-10-29
Anticipated expiration: 2017-12-04

Abstract

The utility model discloses an antenna comprising a metallic motherboard, a radiator and a baffle, wherein, the radiator comprises an oscillator which is fixed on the surface of the motherboard, the lower end of the oscillator is connected with a feeder used for transducing signals, the baffle is fixed on an underplate positioned on one side of the radiator, a screen board is arranged at the top part of the baffle, the screen board is positioned on the upper side of the oscillator, a coupler is fixed at the corresponding position of another underplate positioned on the other side of the oscillator and the baffle, the oscillator is of a metal plate, the surface of the oscillator and the surface of the baffle are arranged in parallel, and the coupler positioned on the other side of the oscillator is provided with two coupling surfaces which present a cascade shape and are parallel to the oscillator. The antenna has the advantages of good lateral localization effect, low manufacturing cost, etc. The utility model also discloses an antenna with the advantages of good bi-directional localization effect and low manufacturing cost.

Description

Antenna

Technical field

The utility model relates to antenna, especially with to be installed on indoor ceiling mount antenna relevant.

Background technology

Antenna is widely used in Modern Mobile Communications Systems, existing domestic aerial is installed requirements such as afterwards stealthy, attractive in appearance in order to satisfy, usually on the base of antenna, fix a specious dish-shaped shape outer cover, during installation, the base that makes antenna and indoor ceiling etc. link to each other, and this dish shape outer cover places the ceiling below, promptly attractive in appearancely can play stealthy effect again, because the base of this antenna is fixed on the ceiling below usually, we are referred to as ceiling mount antenna therefore common such antenna.

The applicant once applied for a kind of utility model patent of relevant ceiling mount antenna, and the China Patent No. of this patent is CN200420072525.8, and its disclosed ceiling mount antenna comprises radiant body, baffle plate, base plate, radome and coaxial connector; This radiant body is connected together by flare nut by taper oscillator and tubular vibrator, is fixed on the base plate via feeder pillar, and wherein respectively there is a L shaped coupling piece taper oscillator both sides.Advantages such as that this ceiling mount antenna has is aesthetic in appearance, suitable indoor installation, and its standing-wave ratio is low, gain effect is good; The needs of indoor covering systems such as GSM, CDMA, DCS, UMTS, PHS, WLAN, 3G have been satisfied, but the complex structure of this kind ceiling mount antenna, and the oscillator of ceiling mount antenna just is provided with for this double-wide-band side positioning ceiling mount antenna, therefore the manufacturing cost height is necessary the antenna assembly of this kind version is improved.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of antenna, and this antenna has good and its oscillator of side positioning performance and has advantages such as low cost of manufacture.

Another technical problem to be solved in the utility model provides a kind of antenna, and this antenna has two-way positioning function and its oscillator has advantages such as low cost of manufacture.

For solving above-mentioned first technical problem, the technical solution adopted in the utility model is: this antenna comprises metallic base plate, radiant body, baffle plate and dismountable dish-shaped plastic housing that is fixed on this Antenna baseplate; Above-mentionedly be connected lip-deep parts and all hidden by this outer cover, this radiant body comprises oscillator, this oscillator is fixed on this backplate surface and is connected with feeder line in order to conducted signal in this oscillator lower end, this baffle plate is fixed on the base plate that is positioned at radiant body one side and the top layout of this baffle plate has shield, this shield is positioned at this oscillator top, fixed-site relative with this baffle plate on the base plate of this oscillator opposite side has coupler, this oscillator is a metal plate, the plate face of this oscillator and the plate face of this baffle plate be arranged in parallel, and the coupler that is positioned at the oscillator opposite side has two coupling surfaces stepped and that parallel with this oscillator; Described oscillator in its surperficial center line both sides respectively symmetry have rectangular cutout and triangular incision, form the oscillator arms of extending in the outside of this rectangular cutout, form the oscillator arms of extending to the metal plate lower end in this triangular incision outside to the oscillator upper end; Described coupler is rectangular-shaped, has the hole on this cuboid end face, upwards vertically extends a flat board on the next door in this hole, and two coupling surfaces of this coupler are respectively a surface of this flat board and cuboid; Be provided with insulation column between described oscillator and the baffle plate, this oscillator is fixed on the plate face of this baffle plate by this insulation column.

Compared with prior art, the beneficial effect of this technical scheme is: advantages such as (1) is because oscillator of the present utility model is a metal plate, so existing relatively oscillator structure, and it has simple in structure, and production cost is low; (2) because this coupler is rectangular-shaped, its two coupling surface is stepped and parallel with the plate face of oscillator, and therefore, it has the good advantage of side positioning performance; (3) because this antenna also comprises a dishful of material outer cover that moulds, and be installed in when indoor, have stealth, advantage such as attractive in appearance at this antenna.

For solving another technical problem, the utility model adopts following technical proposals: this antenna comprises metallic base plate, radiant body, baffle plate and dismountable dish-shaped plastic housing that is fixed on this Antenna baseplate; This radiant body comprises oscillator, this oscillator is fixed on this backplate surface and is connected with feeder line in order to conducted signal in this oscillator lower end, it is characterized in that, this baffle plate is arch shape and is fixed on this backplate surface, this oscillator is metal plate and is arranged on arch baffle plate inboard, the plate face of this oscillator and the opening of this baffle plate arcuate surface be arranged in parallel, be respectively arranged with guiding plate in the oscillator bilateral symmetry, this guiding plate is positioned at this baffle plate inboard and its plate face parallels with oscillator plate face, is respectively arranged with coupler at these two ends, arch baffle openings end outside; Described oscillator is arranged on this its centre between two parties, symmetry has rectangular cutout and triangular incision respectively in the center line both sides on this oscillator surface, form the oscillator arms of extending in the outside of this rectangular cutout, form the oscillator arms of extending to the metal plate lower end in this triangular incision outside to the oscillator upper end; Described coupler, oscillator and guiding plate are arranged on this arch its centre line; Described coupler is the be in the shape of the letter V metallic plate of shape of the cross section that is fixed on this base plate protruding upward.

Compared with prior art, this technical scheme has following beneficial effect: advantages such as (1) is because oscillator of the present utility model is a metal plate, so existing relatively oscillator structure, and it has simple in structure, and production cost is low; (2) owing to coupler of the present utility model, oscillator and guiding plate are arranged on this arch its centre line, therefore, existing relatively antenna, it has the good advantage of bidirectional oriented performance; (3) because this antenna also comprises a dishful of material outer cover that moulds, be installed in when indoor, have stealth, advantage such as attractive in appearance at this antenna.

Description of drawings

Fig. 1 is the perspective view of the dismounting outer cover of the utility model first embodiment,

Fig. 2 is the sectional structure schematic diagram of the utility model first embodiment, and shown in the figure is edge and the perpendicular schematic cross-section of oscillator plate face;

Fig. 3 is the perspective view of the dismounting outer cover of the utility model second embodiment.

Embodiment

Referring to Fig. 1 and Fig. 2, the antenna of the utility model first embodiment comprises base plate 11, radiant body 12 and baffle plate 13, this base plate 11, radiant body 12 and baffle plate 13 are metallic article, for example: steel, aluminium, copper etc., these radiant body 12 lower ends are connected with the feeder line 14 in order to conducted signal, radiant body 12 and baffle plate 13 are separately fixed on the surface of this base plate 11, and the side that baffle plate 13 is positioned at radiant body 12 is oppositely arranged with the coupler 15 that is positioned at radiant body 12 opposite sides, at radiant body 12, the arranged outside of baffle plate 13 and coupler 15 has outer cover 16, this outer cover 16 is preferably dish, certainly can also be other shapes, the preferred light weight insulating material of its material is such as plastics etc.

This radiant body 12 comprises oscillator 121, this oscillator 121 is fixed on these base plate 11 surfaces, it is a metal plate, its lower end is roughly triangle, feeder line 14 is connected with one summit of triangle bottom that is positioned at this oscillator 121, along the central axis on oscillator 121 surfaces in these metal plate both sides respectively symmetry have rectangular cutout 122 and triangular incision 123, form the oscillator arms 124 of extending in the outside of this rectangular cutout 122, form the oscillator arms 125 of extending in these triangular incision 123 outsides to the metal plate lower end to the oscillator upper end.

This baffle plate 13 is positioned at a side of this oscillator 121, it also is a metallic plate, its shape is preferably semicircle, the top of this this baffle plate 13 is provided with shield 131, this shield 131 is positioned at this oscillator 121 tops, and hides the superjacent air space of oscillator 121, and the plate face of this baffle plate 13 is parallel with the plate face of this oscillator 121, be provided with insulation column 17 between baffle plate 13 and oscillator 121, this baffle plate 13 is fixing with oscillator 121 by this insulation column 17.

This feeder line 14 is positioned at the opposite side of base plate 11, and it comprises cable 141 and the coaxial connector 142 that links to each other with this cable, has through hole (as shown) on this base plate 11, and this cable 141 links to each other with this oscillator 121 by through hole.

This coupler 15 is fixed on the opposite side of oscillator 121, the setting that it is relative with baffle plate 13, this coupler 15 is rectangular-shaped, on this cuboid end face, have hole 151, upwards vertically extend a flat board 152 on the next door in this hole, this flat board 152 constitutes stepped and two coupling surfaces that parallel with this oscillator with a plane of this cuboid.

Because these oscillator 121 1 sides and top side are blocked by baffle plate 13 and shield 131 respectively, in oscillator 121 receptions or the process that transmits, this baffle plate 13 and shield 131 can play excellent shielding effect to this signal, thereby antenna is received on its opposite side direction or transmit, play the effect of side positioning.

Referring to Fig. 3, the antenna of second embodiment of the present utility model comprises base plate 11, radiant body 12 and baffle plate 13, these radiant body 12 lower ends are connected with the feeder line 14 in order to conducted signal, radiant body 12 and baffle plate 13 are separately fixed on the surface of this base plate 11, be provided with outer cover 16 at radiant body 12 and baffle plate 13 outer ends, this outer cover 16 is preferably dish, can also be other shapes certainly, the preferred light weight insulating material of its material is such as plastics etc.

This radiant body 12 comprises oscillator 121, and the structure of the structure of the oscillator 121 in the present embodiment and the oscillator 121 of first embodiment is identical, above-mentioned to the structure of this oscillator 121 to provide detailed description, the convenience for narration is not repeating at this.

This baffle plate 13 is arch shape, and it is fixed on the surface of base plate 11 of upper outer of oscillator 121, and this baffle plate 13 has two openends, and its openend is parallel with the plate face of oscillator 121, and this barrier material also is metal, such as: steel, copper, aluminium etc.

This feeder line 14 is positioned at the opposite side of base plate 11, and it comprises cable 141 and the coaxial connector 142 that links to each other with this cable, has through hole (figure does not show) on this base plate 11, and this cable 141 links to each other with this oscillator 121 by through hole.

Also be provided with two guiding plates 18 in arch baffle plate 13 inboards, these two guiding plates 18 lay respectively at oscillator 121 both sides and symmetric arrangement, and it also is a metallic plate, and its plate face is parallel with oscillator 121 plate faces, in order to cooperate processing signals with oscillator 121.

In arch baffle plate 13 arranged outside two couplers 15 are arranged, this coupler 15 is distributed in the openend both sides of this arch baffle plate 13 and is and is symmetrical arranged, what it was protruding upward is fixed on these base plate 11 surfaces, the cross section of this coupler 15 shape that is in the shape of the letter V, and its material also is a metal.

Above-mentioned oscillator 121, guiding plate 18 and coupler 15 are arranged along the center line of this arch baffle plate 13 at the openend of baffle plate 13, and oscillator 121 is positioned at the center of these arch baffle plate 13 inboards, when the three cooperates processing signals, because the three is distributed on the center line of arch baffle plate 13 at the openend of baffle plate 13, therefore, along on the direction of the openend of baffle plate 13, it has the good advantage of directional properties.

Base plate 11 among above-mentioned first embodiment and second embodiment is roughly rounded, and the skirt notch portion of outer cover 16 and the shape of this base plate 11, size are mated and removably connected with this base plate 11.Like this, be installed in when indoor at this antenna, outer cover 16 makes this antenna have stealth, effect such as attractive in appearance.

Claims

1. antenna, it comprises the metallic base plate, radiant body, baffle plate and dismountable dish-shaped plastic housing that is fixed on this Antenna baseplate, above-mentionedly be connected lip-deep parts and all hidden by this outer cover, this radiant body comprises oscillator, this oscillator is fixed on this backplate surface and is connected with feeder line in order to conducted signal in this oscillator lower end, this baffle plate is fixed on the base plate that is positioned at radiant body one side, and the top layout of this baffle plate has shield, this shield is positioned at this oscillator top, fixed-site relative with this baffle plate on the base plate of this oscillator opposite side has coupler, it is characterized in that, this oscillator is a metal plate, the plate face of this oscillator and the plate face of this baffle plate be arranged in parallel, and the coupler that is positioned at the oscillator opposite side has two coupling surfaces stepped and that parallel with this oscillator; Described oscillator in its surperficial center line both sides respectively symmetry have rectangular cutout and triangular incision, form the oscillator arms of extending in the outside of this rectangular cutout, form the oscillator arms of extending to the metal plate lower end in this triangular incision outside to the oscillator upper end; Described coupler is rectangular-shaped, has the hole on this cuboid end face, upwards vertically extends a flat board on the next door in this hole, and two coupling surfaces of this coupler are respectively a surface of this flat board and cuboid; Be provided with insulation column between described oscillator and the baffle plate, this oscillator is fixed on the plate face of this baffle plate by this insulation column.

2. antenna, it comprises metallic base plate, radiant body, baffle plate and dismountable dish-shaped plastic housing that is fixed on this Antenna baseplate; This radiant body comprises oscillator, this oscillator is fixed on this backplate surface and is connected with feeder line in order to conducted signal in this oscillator lower end, it is characterized in that: this baffle plate is arch shape and is fixed on this backplate surface, this oscillator is metal plate and is arranged on arch baffle plate inboard, the plate face of this oscillator and the opening of this baffle plate arcuate surface be arranged in parallel, be respectively arranged with guiding plate in the oscillator bilateral symmetry, this guiding plate is positioned at this baffle plate inboard and its plate face parallels with oscillator plate face, is respectively arranged with coupler at these two ends, arch baffle openings end outside; Described oscillator is arranged on this its centre between two parties, symmetry has rectangular cutout and triangular incision respectively in the central axis both sides on this oscillator surface, form the oscillator arms of extending in the outside of this rectangular cutout, form the oscillator arms of extending to the metal plate lower end in this triangular incision outside to the oscillator upper end; Described coupler, oscillator and guiding plate are arranged on this arch its centre line; Described coupler is the be in the shape of the letter V metallic plate of shape of the cross section that is fixed on this base plate protruding upward.