Antenna support

Abstract

The utility model discloses an antenna support, which is used for supporting a test antenna and comprises an antenna fixing assembly and a bottom supporting seat. The antenna fixing assembly is arranged on the bottom supporting seat; the antenna fixing assembly is made of materials with the electromagnetic wave reflectivity smaller than or equal to 6%. The bottom supporting base is made of materials with the dielectric constant larger than or equal to 1.05 and smaller than or equal to 1.15. The antenna support is composed of the antenna fixing assembly and the bottom supporting base, when the antenna support is used, the bottom supporting base serves as a supporting foundation of an antenna on an installation site, the antenna is installed on the antenna fixing assembly, and influence factors influencing a standard antenna performance test are reduced by reducing the electromagnetic wave reflectivity and the dielectric constant of the support. And higher and more stable antenna test precision is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to antenna application technical field, especially relate to a kind of antenna support. BACKGROUND

[0002] The main composition of existing antenna support includes bottom platform, stand, metal track pulley, hand-operated rocker device, support crossbeam for placing antenna and rope. The stand is fixed on the bottom platform by clamp, track pulley for pulling rope is fixed on the upper of stand, one end of rope is fixed on the support crossbeam for placing antenna, the other end of rope is installed on hand-operated rocker device, rope is retracted or extended by hand-operated rocker device to achieve the purpose of controlling antenna height.

[0003] In conical anechoic chamber test system, standard antenna is mainly used as reference for detecting anechoic chamber performance, calibrating test system and comparing with antenna to be tested, so the test precision of standard antenna is very important. However, the test precision of existing antenna support has deviation; the metal of support used in test can cause certain interference, which affects the precision of test result. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problems that: provide a kind of antenna support, so that antenna test precision is higher and more stable.

[0005] In order to solve the above technical problems, the technical scheme adopted by the utility model is:

[0006] A kind of antenna support for supporting test antenna, including antenna fixed component and bottom support seat;

[0007] The antenna fixed component is arranged on the bottom support seat;

[0008] The antenna fixed component is made of material with electromagnetic wave reflectivity less than or equal to 1.05;

[0009] The bottom support seat is made of material with dielectric constant greater than or equal to 1.05 and less than or equal to 1.15.

[0010] Further, the antenna fixed component includes support and pressing piece;

[0011] The support is arranged on the bottom support seat, and the pressing piece is detachably connected with the support;

[0012] When the pressing piece is connected with the support, the pressing piece and the support form limiting hole for accommodating test antenna.

[0013] Further, the support and the pressing piece are at least two and one-to-one corresponding.

[0014] The limiting holes formed between the different support members and the lower pressing members have different sizes.

[0015] Further, the antenna fixing assembly further comprises a bottom plate.

[0016] The bottom plate is arranged on the bottom support base, and the support member is adjustably arranged on the bottom plate.

[0017] Further, the antenna fixing assembly further comprises a diagonal support member.

[0018] The diagonal support member is connected with the support member, and the diagonal support member is detachably connected with the bottom plate.

[0019] Further, the bottom plate is provided with a counterweight box, and the counterweight box is provided with a counterweight block.

[0020] Further, the height of the bottom support base is adjustable.

[0021] Further, the bottom support base is composed of at least two support blocks stacked from bottom to top.

[0022] Further, the thicknesses of the different support blocks are the same or different.

[0023] Further, one of the adjacent support blocks is provided with a limiting protrusion, and the other is provided with a limiting recess.

[0024] The adjacent support blocks are stacked by the limiting protrusion and the limiting recess.

[0025] The antenna support provided by the utility model is composed of an antenna fixing assembly and a bottom support base, the bottom support base is used as the support base of the antenna in the installation site during use, the antenna is installed on the antenna fixing assembly, the electromagnetic wave reflectivity and the dielectric constant of the support are reduced, the influencing factors of the standard antenna performance test are reduced, and higher and more stable antenna test precision is realized. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a combination structure schematic view of the antenna fixing assembly of the antenna support and one kind of bottom support base of the utility model;

[0027] Figure 2 It is a structure schematic view of the antenna fixing assembly of the antenna support of the utility model;

[0028] Figure 3 It is a combination structure schematic view of the antenna fixing assembly of the antenna support and another kind of bottom support base of the utility model;

[0029] Figure 4 An exploded view of the antenna support of the utility model.

[0030] Label explanation:

[0031] 1, antenna fixed assembly; 2, bottom support seat;

[0032] 11, support piece; 12, lower pressure piece; 13, limiting hole; 14, bottom plate; 15, inclined support piece; 16, counterweight box;

[0033] 21, support block; 22, limiting lug; 23, limiting groove. Specific implementation

[0034] In order to explain the technical content of the utility model, the purpose and effect realized, the following will be explained in combination with the embodiment and the accompanying drawings.

[0035] In the conical darkroom test system, the standard antenna is mainly used as the reference for detecting the performance of the darkroom, calibrating the test system and comparing with the antenna to be tested, and the test precision of the standard antenna is very important. However, the existing antenna support has metal components inside, which causes certain interference to the antenna and affects the precision of the test result.

[0036] Based on this, please refer to Figures 1 to 4 The application provides an antenna support for supporting a test antenna, which comprises an antenna fixed assembly 1 and a bottom support seat 2; the antenna fixed assembly 1 is arranged on the bottom support seat 2; the antenna fixed assembly 1 is made of a material with an electromagnetic wave reflectivity less than or equal to 6%; and the bottom support seat 2 is made of a material with a dielectric constant greater than or equal to 1.05 and less than or equal to 1.15. The antenna fixed assembly 1 can preferably use acrylic plate as the main material, and can also use carbon fiber, ceramic wave-absorbing material and the like to reduce the interference to the antenna. The bottom support seat 2 can use EPS foam, which has good wave-transmitting performance and compression strength. At the same time, the surface of the antenna support is kept smooth.

[0037] Optionally, the antenna fixed assembly 1 comprises a support piece 11 and a lower pressure piece 12; the support piece 11 is arranged on the bottom support seat 2, and the lower pressure piece 12 is detachably connected with the support piece 11; when the lower pressure piece 12 is connected with the support piece 11, a limiting hole 13 for accommodating the test antenna is formed between the lower pressure piece 12 and the support piece 11. As shown in Figure 2 The support piece 11 and the lower pressure piece 12 are respectively provided with a semicircular groove; and the two semicircular grooves jointly form the limiting hole 13. When installing the antenna, the antenna rod is placed on the semicircular groove of the support piece 11, and then the lower pressure piece 12 is controlled to be pressed down to fix the antenna rod. The lower pressure piece 12 is detachably connected with the support piece 11, and is preferably connected by screws; when the screws are used for connection, nylon screws are preferably selected, rather than non-metal screws.

[0038] At the same time, in order to adapt to different caliber antenna poles, the support 11 and the pressing part 12 are at least two and one-to-one corresponding; the hole diameters of the limiting holes 13 formed between different support 11 and pressing part 12 are different. The mutual cooperation between different support 11 and pressing part 12 can fix the antenna more easily and adapt to different caliber antennas.

[0039] In addition, as Figure 2 shown, the antenna fixing assembly 1 further comprises a bottom plate 14; the bottom plate 14 is arranged on the bottom support base 2, and the support 11 is adjustably arranged on the bottom plate 14. Subject to the actual antenna pole length and the antenna installation position, the position of the support 11 is adjusted to enable different antennas to be fixed on the antenna support; as an embodiment, a plurality of through holes are formed on the bottom plate 14, and threaded holes are formed on the support 11, and the threaded holes and the through holes are locked by screws, so that the position of the support 11 can be adjusted and the stability of the antenna support is improved.

[0040] In order to ensure that the support 11 has sufficient supporting strength, the antenna fixing assembly 1 further comprises a diagonal brace 15; the diagonal brace 15 is connected with the support 11, and the diagonal brace 15 is detachably connected with the bottom plate 14. The diagonal brace 15 is preferably a triangular plate, and two straight angle sides of the triangular plate are connected with the support 11 and the bottom plate 14 respectively. At the same time, in order to meet the position adjustment requirement of the support 11, threaded holes are formed on the support 11, the threaded holes and the through holes are locked by screws, and the diagonal brace 15 and the connected support 11 are synchronously adjusted on the bottom plate 14.

[0041] As Figure 2 shown, the bottom plate 14 is provided with a counterweight box 16, and the counterweight box 16 is provided with a counterweight. In order to make the antenna more convenient to use, the bottom plate 14 is directly placed on the bottom support base 2, and the addition of the counterweight box 16 can avoid the position deviation or tilting of the antenna fixing assembly 1 during use. The counterweight is preferably a ferrite counterweight, which can effectively absorb and suppress electromagnetic waves.

[0042] Some test items need to use different antenna heights, so the bottom support base 2 of the antenna support has a height adjustment function. For this purpose, the bottom support base 2 can be divided into two types, one is fixed type, and the other is segmented type; as Figure 3 and Figure 4As shown, the segmented bottom support base 2 is composed of at least two support blocks 21 stacked from bottom to top, and the thicknesses of the different support blocks 21 are the same or different. The different support blocks 21 can be arranged in combination in an up-down overlapping manner to test different height positions. One of the adjacent support blocks 21 is provided with a limiting protrusion 22, and the other is provided with a limiting recess 23; the adjacent support blocks 21 are stacked by the limiting protrusion 22 and the limiting recess 23. Preferably, the material of the support block 21 is EPS foam, which has a low dielectric constant, is closer to air, and has good wave transmission performance and compression strength.

[0043] Please refer to Figure 1 and Figure 2 , the embodiment one of the utility model is:

[0044] An antenna support for supporting a test antenna, comprising an antenna fixing assembly 1 and a bottom support base 2; the antenna fixing assembly 1 is arranged on the bottom support base 2; the antenna fixing assembly 1 is made of a material with an electromagnetic wave reflectivity less than or equal to 6%; the bottom support base 2 is made of a material with a dielectric constant greater than or equal to 1.05 and less than or equal to 1.15. Wherein, the antenna fixing assembly 1 can be made of acrylic plate as a whole. The bottom support base 2 is made of EPS foam.

[0045] In the embodiment, the antenna fixing assembly 1 comprises a bottom plate 14, an inclined support 15, a support 11 and a pressing piece 12; the bottom plate 14 is arranged on the bottom support base 2, the support 11 is adjustably arranged on the bottom plate 14, and the pressing piece 12 is detachably connected with the support 11; when the pressing piece 12 is connected with the support 11, a limiting hole 13 for accommodating the test antenna is formed between the pressing piece 12 and the support 11. The support 11 and the pressing piece 12 are at least two and one-to-one corresponding; the limiting holes 13 formed between the different supports 11 and pressing pieces 12 have different hole diameters. The inclined support 15 is connected with the support 11, and the inclined support 15 is detachably connected with the bottom plate 14. In order to improve the stability, the bottom plate 14 is provided with a counterweight box 16, and the counterweight box 16 is provided with a counterweight.

[0046] In the embodiment, taking a test project as an example, the use process of the antenna support comprises:

[0047] Placing the bottom support base 2 at a selected position in a test site; placing the antenna fixing assembly 1 on the bottom support base 2; and then fixing the antenna on the antenna fixing assembly 1.

[0048] Please refer to Figure 3 and Figure 4 , the embodiment two of the utility model is:

[0049] An antenna support, based on the above embodiment one, the bottom support base 2 is composed of at least two support blocks 21 stacked from bottom to top, the thickness of different support blocks 21 is same or different. One of the adjacent support blocks 21 is provided with a limiting protrusion 22, and the other is provided with a limiting recess 23; the adjacent support blocks 21 are stacked by the limiting protrusion 22 and the limiting recess 23.

[0050] In conclusion, the utility model provides a kind of antenna support, which is composed of an antenna fixing assembly and a bottom support base. During use, the bottom support base is used as the support base of the antenna in the installation site, and the antenna is installed on the antenna fixing assembly. By reducing the electromagnetic wave reflectivity and dielectric constant of the support, the influence factors affecting the standard antenna performance test are reduced, and higher and more stable antenna test accuracy is achieved. The antenna fixing assembly is fixed by pressing, and the position of the support of the antenna fixing assembly is horizontally adjustable. The height of the bottom support base is adjustable, which realizes flexible adjustment of the position of the antenna and meets the actual demand.

[0051] The above description is only an embodiment of the utility model, and does not limit the patent range of the utility model. Any equivalent transformation, direct or indirect application in related technical fields based on the content of the utility model specification and drawings is also included in the patent protection range of the utility model.

Claims

1. An antenna support for supporting a test antenna, characterised by, The antenna fixing assembly and the bottom support base are provided; The antenna fixing assembly is arranged on the bottom support base; The antenna fixing assembly is made of a material with an electromagnetic wave reflectivity less than or equal to 6%; The bottom support base is made of a material with a dielectric constant greater than or equal to 1.05 and less than or equal to 1.

15.

2. An antenna mount according to claim 1, wherein, The antenna fixing assembly comprises a support and a pressing piece; The support is arranged on the bottom support base, and the pressing piece is detachably connected with the support; When the pressing piece is connected with the support, a limiting hole for accommodating a test antenna is formed between the pressing piece and the support.

3. An antenna mount according to claim 2, wherein, The support and the pressing piece are at least two and one-to-one corresponding; The limiting holes formed between different supports and pressing pieces have different hole diameters.

4. An antenna mount according to claim 2, wherein, The antenna fixing assembly further comprises a bottom plate; The bottom plate is arranged on the bottom support base, and the support is adjustably arranged on the bottom plate.

5. An antenna mount according to claim 4, wherein, The antenna fixing assembly further comprises an inclined support; The inclined support is connected with the support, and the inclined support is detachably connected with the bottom plate.

6. An antenna mount according to claim 4, wherein, The bottom plate is provided with a counterweight box, and the counterweight box is provided with a counterweight block.

7. An antenna mount according to claim 1, wherein, The height of the bottom support base is adjustable.

8. An antenna mount according to claim 7, wherein, The bottom support base is composed of at least two support blocks stacked from bottom to top.

9. An antenna mount according to claim 8, wherein, The thicknesses of different support blocks are the same or different.

10. An antenna support according to claim 8 or 9, characterised in that One of the adjacent support blocks is provided with a limiting protrusion, and the other is provided with a limiting groove; The adjacent support blocks are stacked by the limiting protrusion and the limiting groove.

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