Strip line installation structure, phase shift assembly and phase shifter

Abstract

The utility model discloses a strip line installation structure, a phase shift assembly and a phase shifter, comprising a lower-layer medium, the lower-layer medium is provided with an accommodating groove, the accommodating groove is internally provided with a metal transmission line, and the metal transmission line outside the accommodating groove of the lower-layer medium forms a phase shift segment; an upper-layer medium is mounted on the lower-layer medium above the metal transmission line, and the metal transmission line is fixed between the upper-layer medium and the lower-layer medium; through the arrangement of the accommodating groove on the lower-layer medium and the matching of the installation of the upper-layer medium, the reliable fixation of the metal transmission line is realized, the installation flatness of the metal transmission line can be effectively ensured, the metal transmission line can be conveniently ensured and effectively kept at the middle position of the upper-layer medium and the lower-layer medium, the lifting is facilitated, the electrical performance stability of the antenna during use is ensured, and the practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile communication antennas, in particular to a wire installation structure, a phase shift component and a phase shifter. Background Art

[0002] In the prior art, the metal transmission line in the phase shifter is usually fixed in the cavity via a filler. The metal transmission line and the filler are respectively and independently installed in the cavity, and it is difficult to ensure the relative position of the wire inside the cavity during operation; due to the shape characteristics of the metal transmission line itself, it is easy to affect its flatness during the assembly operation, and even deform, which is not conducive to the electrical performance stability of the antenna after assembly. Summary of the Utility Model

[0003] To solve the above problems, the present application provides a wire installation structure, a phase shift component and a phase shifter with a reasonable structure, thereby realizing the reliable fixation of the metal transmission line, effectively ensuring its installation flatness, conveniently ensuring and effectively maintaining its middle position between the upper medium and the lower medium, helping to improve and ensure the electrical performance stability of the antenna during use, and having good practicability.

[0004] The technical solution adopted by the utility model is as follows:

[0005] A wire installation structure includes a lower medium, in which a receiving groove is formed. A metal transmission line is arranged in the receiving groove, and the metal transmission line outside the receiving groove of the lower medium forms a phase shift section; an upper medium is installed on the lower medium above the metal transmission line, and the metal transmission line is fixed between the upper medium and the lower medium.

[0006] As a further improvement of the above technical solution:

[0007] The depth of the receiving groove is adapted to the height of the metal transmission line, and the upper medium is laid flat above the top surface of the lower medium; the upper medium is installed on the top surface of the lower medium via a fixing structure, and the fixing structure includes but is not limited to hot melt adhesive, glue, double-sided adhesive, and pins.

[0008] The depth of the receiving groove is greater than the height of the metal transmission line, and the upper medium extends downward into the receiving groove above the metal transmission line.

[0009] The upper medium includes multiple medium segments that are shaped like the metal transmission line, and each medium segment is respectively installed at the corresponding position of the receiving groove above the metal transmission line; each medium segment is installed in the receiving groove with an interference fit.

[0010] The lower medium is of an integral structure, or,

[0011] The lower medium is composed of two layers of medium sheets. A receiving groove is perforated through the upper medium sheet. The lower medium sheet is of a flat plate structure, and the upper and lower medium sheets are fixedly assembled.

[0012] A plurality of protrusions extend upward from the inner bottom surface of the receiving groove, and positioning holes corresponding to the protrusions one by one are provided on the metal transmission line.

[0013] A feeding joint is arranged on the metal transmission line, and a feeding hole is provided on the feeding joint; a notch is provided on the lower medium or the lower and upper media at the position of the feeding joint, and the feeding joint is exposed through the notch.

[0014] The receiving groove is of a discontinuous multi-segment structure. The receiving groove is processed by profiling according to the shape of the metal transmission line, and the metal transmission line is assembled with a clearance with the receiving groove; the receiving groove is formed by stamping and cutting or hot melt cutting.

[0015] A phase shifter assembly includes a metal transmission line, an upper medium, and a lower medium. The metal transmission line, the upper medium, and the lower medium are installed through the strip line installation structure described in any one of the above to form a phase shifter assembly.

[0016] A phase shifter includes the phase shifter assembly described above. The phase shifter assembly is installed in the cavity of the housing; a moving medium is further included. The moving medium is clamped above and below the phase shift section of the metal transmission line, and the phase shift section is clamped in the middle by the moving medium; the moving medium is driven by a pull rod to move to achieve phase shift.

[0017] Compared with the prior art, the present utility model has the following beneficial effects:

[0018] Through the setting of the receiving groove on the lower medium, the present utility model matches the installation of the upper medium, realizes the reliable fixation of the metal transmission line, can effectively ensure its installation flatness, can conveniently ensure and effectively maintain its middle position between the upper and lower media, helps to improve and ensure the electrical performance stability of the antenna during use, and has good practicability;

[0019] The present utility model also has the following advantages:

[0020] The upper medium, the metal transmission line, and the lower medium can be conveniently installed as a whole and then installed into the housing as a whole, which is convenient for actual assembly operations, and effectively reduces the number of components during general assembly, facilitating mass production. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic structural diagram of the present utility model.

[0022] Figure 2 is Figure 1 a partial enlarged view of A in

[0023] Figure 3 is Figure 1 The partial enlarged view at position B in

[0024] Figure 4 The structural schematic diagram in the second embodiment of the present utility model.

[0025] Figure 5 is Figure 4 The partial enlarged view at position C in

[0026] Figure 6 The usage schematic diagram of the present utility model assembled on a mobile medium, a pull rod, and a housing.

[0027] Figure 7 is Figure 6 The partial enlarged view at position D in

[0028] Wherein: 1. Upper layer medium; 2. Metal transmission line; 3. Lower layer medium; 4. Pull rod; 5. Mobile medium; 6. Housing;

[0029] 10. Medium section; 11. Notch one;

[0030] 21. Phase shift section; 22. Positioning hole; 23. Feeding hole; 24. Feeding joint;

[0031] 31. Accommodating groove; 32. Protrusion; 33. Notch two. Specific embodiments

[0032] The following combines the drawings to illustrate the specific embodiments of the present utility model.

[0033] As Figure 1 , Figure 2 and Figure 3 shown, a wire mounting structure in this embodiment includes a lower layer medium 3, an accommodating groove 31 is formed on the lower layer medium 3, a metal transmission line 2 is disposed in the accommodating groove 31, and the metal transmission line 2 located outside the accommodating groove 31 of the lower layer medium 3 forms a phase shift section 21; an upper layer medium 1 is mounted on the lower layer medium 3 above the metal transmission line 2, and the metal transmission line 2 is fixed between the upper layer medium 1 and the lower layer medium 3.

[0034] In this embodiment, through the setting of the accommodating groove 31 on the lower layer medium 3, the installation of the upper layer medium 1 is matched, the reliable fixation of the metal transmission line 2 is realized, the installation flatness can be effectively guaranteed, and it can be conveniently ensured and effectively maintained at the middle position between the upper layer medium 1 and the lower layer medium 3.

[0035] Embodiment 1:

[0036] As Figure 1 , Figure 2 and Figure 3As shown, the depth of the accommodating groove 31 is adapted to the height of the metal transmission line 2, and the upper layer medium 1 is flatly installed above the top surface of the lower layer medium 3; thus, reliable and fixed installation of the metal transmission line 2 in the accommodating groove 31 can be achieved through the matching installation of the upper layer medium 1.

[0037] The upper layer medium 1 is installed on the top surface of the lower layer medium 3 via a fixing structure, and the fixing structure includes but is not limited to hot melt adhesive, glue, double-sided adhesive, and pins, so as to realize the fixation of the upper layer medium 1 on the top surface of the lower layer medium 3, and an integral body that can be pre-assembled is formed by the upper layer medium 1, the metal transmission line 2, and the lower layer medium 3.

[0038] Embodiment 2:

[0039] As Figure 4 and Figure 5 shown, the depth of the accommodating groove 31 is greater than the height of the metal transmission line 2, and the upper layer medium 1 extends downward into the accommodating groove 31 above the metal transmission line 2; thus, reliable and fixed installation of the metal transmission line 2 in the accommodating groove 31 can be achieved through the installation of the upper layer medium 1.

[0040] The upper layer medium 1 includes multiple medium segments 10 that are shaped like the metal transmission line 2, and each medium segment 10 is respectively installed at the corresponding position of the accommodating groove 31 above the metal transmission line 2; each medium segment 10 is installed in an interference fit with the accommodating groove 31, so as to realize reliable, stable, and fixed installation of each medium segment 10 in the upper layer medium 1 on the lower layer medium 3.

[0041] In one of the embodiments, as Figure 1 , Figure 2 and Figure 3 shown, the lower layer medium 3 is of an integral structure.

[0042] In another embodiment, as Figure 4 and Figure 5 shown, the lower layer medium 3 is composed of upper and lower two medium sheets. The accommodating groove 31 is penetrated and opened on the upper medium sheet, and the lower medium sheet is of a flat plate structure, and the upper and lower two medium sheets are installed and fixed with each other.

[0043] In actual operation, the upper and lower two medium sheets can be fixed together via hot melt adhesive, glue, etc.

[0044] A plurality of protrusions 32 extend upward from the inner bottom surface of the accommodating groove 31, and positioning holes 22 corresponding to the protrusions 32 one by one are opened on the metal transmission line 2, so as to realize the positioning when the metal transmission line 2 is installed in the accommodating groove 31, and effectively ensure the installation position of the metal transmission line 2 relative to the lower layer medium 3.

[0045] A feeding joint 24 is provided on the metal transmission line 2, and a feeding hole 23 is formed in the feeding joint 24; a notch is formed in the lower layer dielectric 3 or the lower layer dielectric 3 and the upper layer dielectric 1 at the position of the feeding joint 24, and the feeding joint 24 is exposed through the notch; the feeding joint 24 can be fed and connected to an external antenna radiation unit through the notch.

[0046] In Figure 1 、 Figure 2 and Figure 3 In the embodiments shown, a notch one 11 can be formed in the upper layer dielectric 1 above the feeding joint 24, and a notch two 33 can be formed in the lower layer dielectric 3 below the feeding joint 24, so that the feeding joint 24 of the metal transmission line 2 is exposed through the notch one 11 and the notch two 33.

[0047] In Figure 4 and Figure 5 In the embodiments shown, a notch two 33 penetrating in the thickness direction can be formed in the lower layer dielectric 3, the notch two 33 is communicated with the accommodating groove 31, and no dielectric section 10 is installed at the notch two 33, so that the feeding joint 24 of the metal transmission line 2 is exposed.

[0048] In one of the embodiments, the accommodating groove 31 is a discontinuous multi-section structure, the accommodating groove 31 is machined according to the shape of the metal transmission line 2, and the metal transmission line 2 is fitted with a clearance in the accommodating groove 31; the accommodating groove 31 is formed by stamping and cutting or hot melt cutting.

[0049] For example, for the integral lower layer dielectric 3, the accommodating groove 31 thereon can be formed by hot melt cutting and grooving. Of course, in actual use, other existing forming means can also be used.

[0050] For the lower layer dielectric 3 composed of upper and lower dielectric sheets, the upper layer dielectric 1 can be formed by stamping and cutting, or by hot melt cutting, or other existing forming means can also be used.

[0051] The metal transmission line 2 is of an integral or spliced structure.

[0052] In this embodiment, the metal transmission line 2 can adopt existing conventional forming methods, such as stamping or laser cutting and blanking for one-time forming.

[0053] This embodiment also proposes a phase shifter component, including a metal transmission line 2, an upper layer dielectric 1, and a lower layer dielectric 3. The metal transmission line 2, the upper layer dielectric 1, and the lower layer dielectric 3 are installed through the strip line installation structure in any one of the above to form a phase shifter component.

[0054] This embodiment also proposes a phase shifter, including the phase shifter component in the above, such as Figure 6 andFigure 7 As shown, the phase shifter component is installed in the cavity of the housing 6; it further includes a moving medium 5, and the moving medium 5 is clamped above and below the phase shifter section 21 of the metal transmission line 2, and the moving medium 5 clamps the phase shifter section 21 in the middle; the moving medium 5 is driven by a pull rod 4 to move to achieve phase shift.

[0055] In actual operation, the metal transmission line 2, the upper medium 1, and the lower medium 3 can be first installed to form a phase shifter component, and then the phase shifter component can be installed as a whole into the cavity of the housing 6.

[0056] The utility model realizes the reliable fixation of the metal transmission line in the phase shifter component, can effectively ensure its installation flatness, can conveniently ensure and effectively maintain its middle position between the upper medium and the lower medium, helps to improve and ensure the electrical performance stability of the antenna during use, and has good practicability.

[0057] In this specification, each embodiment is described in a progressive manner, and the key point of each embodiment is to illustrate the differences from other embodiments. For the same or similar parts among the embodiments, reference can be made to each other.

[0058] The above description is an interpretation of the utility model, not a limitation of the utility model. For the scope defined by the utility model, refer to the claims. Within the protection scope of the utility model, any form of modification can be made.

Claims

1. A wire - carrying installation structure, characterized in that: It includes a lower layer medium (3), in which a receiving groove (31) is formed. A metal transmission line (2) is disposed in the receiving groove (31), and the metal transmission line (2) located outside the receiving groove (31) of the lower layer medium (3) forms a phase shift section (21); an upper layer medium (1) is mounted on the lower layer medium (3) above the metal transmission line (2), and the metal transmission line (2) is fixed between the upper layer medium (1) and the lower layer medium (3).

2. The wire-attached mounting structure according to claim 1, characterized in that: The depth of the receiving groove (31) is adapted to the height of the metal transmission line (2), and the upper layer medium (1) is laid flat and mounted above the top surface of the lower layer medium (3); the upper layer medium (1) is mounted on the top surface of the lower layer medium (3) via a fixing structure, and the fixing structure includes but is not limited to hot melt adhesive, glue, double-sided adhesive, and pins.

3. The wire-mounted structure according to claim 1, characterized in that: The depth of the receiving groove (31) is greater than the height of the metal transmission line (2), and the upper layer medium (1) extends downward into the receiving groove (31) above the metal transmission line (2).

4. The wire-mounted structure according to claim 3, characterized in that: The upper layer medium (1) includes multiple medium sections (10) that are shaped like the metal transmission line (2), and each medium section (10) is respectively installed at the corresponding position of the receiving groove (31) above the metal transmission line (2); each medium section (10) is press-fitted with the receiving groove (31).

5. The wire-attached mounting structure according to claim 1, characterized in that: The lower layer medium (3) is of an integral structure, or the lower layer medium (3) is composed of upper and lower two-layer medium sheets. A receiving groove (31) is formed through the upper medium sheet, and the lower medium sheet is of a flat structure. The upper and lower two-layer medium sheets are assembled and fixed together.

6. The wire-mounted structure according to claim 1, characterized in that: Multiple protrusions (32) extend upward from the inner bottom surface of the receiving groove (31), and positioning holes (22) corresponding to the protrusions (32) one by one are formed on the metal transmission line (2).

7. The wire-mounted structure according to claim 1, characterized in that: A feeding joint (24) is provided on the metal transmission line (2), and a feeding hole (23) is formed on the feeding joint (24); a notch is formed on the lower layer medium (3) or the lower layer medium (3) and the upper layer medium (1) at the position of the feeding joint (24), and the feeding joint (24) is exposed through the notch.

8. The wire-attached mounting structure according to claim 1, wherein: The receiving groove (31) is of a discontinuous multi-section structure, and the receiving groove (31) is machined according to the shape of the metal transmission line (2). The metal transmission line (2) is fitted with a clearance to the receiving groove (31); the receiving groove (31) is formed by stamping and cutting or hot melt cutting.

9. A phase shift component, characterized in that: It includes a metal transmission line (2), an upper layer medium (1), and a lower layer medium (3). The metal transmission line (2), the upper layer medium (1), and the lower layer medium (3) are installed via the strip line installation structure described in any one of claims 1-8 to form a phase shift component.

10. A phase shifter, characterized in that: It includes the phase shift component described in claim 9. The phase shift component is installed in the cavity of a housing (6); it further includes a moving medium (5). The moving medium (5) is clamped above and below the phase shift section (21) of the metal transmission line (2), and the moving medium (5) clamps the phase shift section (21) in the middle; the moving medium (5) is driven by a pull rod (4) to move to achieve phase shift.

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