CN209858641U - Frequency spectrograph with multi-freedom-degree posture adjusting structure - Google Patents

Abstract

The utility model discloses a frequency spectrograph with multi-degree of freedom posture adjustment structure, which comprises a protective frame, a frequency spectrograph main body is arranged between the inner walls of the protective frame, protective jackets are respectively coated at the edges of the two ends of the frequency spectrograph main body, one end of the top of the frequency spectrograph main body is provided with a first fixed ear, a through hole is transversely arranged at the bottom of the first fixed ear, a first rotary shaft head is arranged in the through hole, the other end of the top of the frequency spectrograph main body is provided with a second fixed ear, the frequency spectrograph with multi-degree of freedom posture adjustment structure is connected with a cylindrical hollow notch thread at one end of a second rotary shaft head in a second mounting hole after a positioning adjusting shaft passes through the first mounting hole, and the second rotary shaft head can be screwed or loosened according to requirements because the first inner wall of the first mounting hole and the outer side of the positioning adjusting shaft are respectively provided with a first inner thread and an outer thread part, the angle adjusting support plate is convenient to fix, stable in positioning and free of deformation.

Description

Frequency spectrograph with multi-freedom-degree posture adjusting structure

Technical Field

The utility model relates to a frequency spectrograph, in particular to frequency spectrograph with appearance structure is transferred to multi freedom belongs to electron measuring equipment technical field.

Background

The spectrum analyzer is a kind of test measuring equipment, mainly used for frequency domain analysis of radio frequency and microwave signals, including measuring power, frequency, distortion product, etc. of the signals. There are two basic types of spectrum according to the principle of operation: real-time spectrometers and swept-frequency tuned spectrometers. The real-time frequency spectrograph comprises a multi-channel filter, namely a parallel frequency spectrograph and an FFT frequency spectrograph, and the frequency-sweeping tuned frequency spectrograph comprises a scanning radio frequency tuned frequency spectrograph and a superheterodyne frequency spectrograph.

The height and the angle of the existing frequency spectrograph are fixed and unchangeable during operation and use, and some experimenters cannot adapt to the arrangement of the angles of the frequency spectrograph, so that the frequency spectrograph is inconvenient to use. Therefore, the spectrometer with the multi-degree-of-freedom posture adjusting structure is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency spectrograph with appearance structure is transferred to multi freedom to the traditional frequency spectrograph that proposes in solving above-mentioned background is put height and angle and all is fixed unchangeable, uses comparatively inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a frequency spectrograph with appearance structure is transferred to multi freedom, includes the protective frame, install the frequency spectrograph main part between the protective frame inner wall, the equal cladding in frequency spectrograph main part both ends edge has the protective sheath, frequency spectrograph main part top one end is provided with first fixed ear, the through-hole has transversely been seted up to first fixed ear bottom, wear to be equipped with first rotatory spindle nose in the through-hole, the other end in frequency spectrograph main part top is equipped with the fixed ear of second, first mounting hole has been seted up to the fixed ear bottom one side of second, first mounting hole inner wall distribution has first internal thread, and transversely wears to be equipped with the location regulating spindle in the middle of the first mounting hole, the external screw thread portion that corresponds with first internal thread is seted up to location regulating spindle periphery, the second mounting hole has been seted up to the fixed ear bottom opposite side of second, wear to be equipped with the rotatory spindle nose of second in the second mounting hole, fixedly connected with angle modulation backup pad between rotatory spindle nose one end First anti-skid threads are distributed on the bottom of the angle adjusting support plate, a cylindrical hollow notch is formed in the other end of the second rotating shaft head, and second internal threads corresponding to the external thread portion are distributed on the inner wall of the cylindrical hollow notch.

As an optimized technical scheme of the utility model, the fixed ear of first fixed ear and second is integrated into one piece structure with the protective frame.

As an optimized technical scheme of the utility model, the distribution of protection frame bottom avris has the anti-skidding line of second.

As an optimal technical scheme of the utility model, through interference fit between first rotatory spindle nose and the rotatory spindle nose of second and the angle modulation backup pad.

As an optimized technical scheme of the utility model, first mounting hole, second mounting hole and through-hole all are located the same axis.

As a preferred technical scheme of the utility model, the inboard one end welding of second mounting hole has the stopper that corresponds with the rotatory spindle nose one end of second.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a frequency spectrograph with appearance structure is transferred to multi freedom, it can adjust the change to have put height and angle, convenient to use's advantage, in concrete use, compare with traditional frequency spectrograph, the utility model discloses an angle modulation backup pad adjusts the height and the inclination of frequency spectrograph main part, and the location regulating spindle passes behind the first mounting hole and links to each other with the cylindrical hollow notch screw thread of the rotatory spindle nose one end of second in the second mounting hole, because first internal thread and the external screw thread portion of mutually supporting have been seted up respectively in the first mounting hole inner wall and the location regulating spindle outside for the rotatory spindle nose of second can be screwed or loosened according to the demand, and the convenience is fixed the angle modulation backup pad like this, and the location is firm, can not warp, excellent in use effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a connection structure of the angle adjustment support plate and the first and second fixing lugs of the present invention;

fig. 3 is a schematic structural view of a second fixing lug of the present invention;

in the figure: 1. a spectrometer body; 2. a protective sheath; 3. a first anti-skid pattern; 4. a second anti-skid pattern; 5. an angle adjusting support plate; 6. a through hole; 7. a first fixing lug; 8. a first rotary spindle head; 9. a second fixing lug; 10. positioning the adjusting shaft; 11. a first mounting hole; 12. a second rotary spindle nose; 13. a first internal thread; 14. an external threaded portion; 15. a second mounting hole; 16. a cylindrical hollow notch; 17. a second internal thread; 18. a protective frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a spectrometer with multi-degree of freedom posture adjustment structure, which comprises a protective frame 18, a spectrometer main body 1 is arranged between the inner walls of the protective frame 18, the corners of both ends of the spectrometer main body 1 are all wrapped with protective sheaths 2, one end of the top of the spectrometer main body 1 is provided with a first fixing lug 7, the bottom of the first fixing lug 7 is transversely provided with a through hole 6, a first rotary shaft head 8 is arranged in the through hole 6, the other end of the top of the spectrometer main body 1 is provided with a second fixing lug 9, one side of the bottom of the second fixing lug 9 is provided with a first mounting hole 11, the inner wall of the first mounting hole 11 is distributed with a first internal thread 13, a positioning adjusting shaft 10 is transversely arranged in the middle of the first mounting hole 11, the positioning adjusting shaft 10 is provided with an external thread part 14 corresponding to the first internal thread 13, the fixed ear of second 9 bottom opposite sides have been seted up second mounting hole 15, wear to be equipped with the rotatory spindle nose 12 of second in the second mounting hole 15, fixedly connected with angle modulation backup pad 5 between the rotatory spindle nose 12 one end of second and the first rotatory spindle nose 8 one end, 5 bottom distributions of angle modulation backup pad have first anti-skidding line 3, the hollow notch 16 of cylindricality has been seted up to the rotatory spindle nose 12 other end of second, 16 inner wall distributions of the hollow notch of cylindricality have the second internal thread 17 that corresponds with external screw thread portion 14.

Preferably, the first fixing lug 7, the second fixing lug 9 and the protection frame 18 are of an integrally formed structure, so that the frequency spectrograph main body 1 and the angle adjusting support plate 5 can be conveniently installed and fixed.

Preferably, the side of the bottom end of the protective frame 18 is distributed with second anti-slip lines 4, so that slipping when the spectrometer main body 1 is placed is avoided.

Preferably, the interference fit is used between the first rotary shaft head 8 and the second rotary shaft head 12 and the angle adjusting support plate 5, so that the spectrometer main body 1 can be adjusted in a multi-angle position.

Preferably, the first mounting hole 11, the second mounting hole 15 and the through hole 6 are all located on the same axis, so that the angle adjusting support plate 5 can be turned over and positioned conveniently.

Preferably, one end of the inner side of the second mounting hole 15 is welded with a limiting block corresponding to one end of the second rotary shaft head 12, so that the positioning and adjusting shaft 10 and the second rotary shaft head 12 can be conveniently butted and fixed.

When specifically using, the utility model relates to a frequency spectrograph with appearance structure is transferred to multi freedom, it can adjust the change to have put height and angle, high convenient to use's advantage, adjust the height and the inclination of frequency spectrograph main part 1 through angle modulation backup pad 5, the location regulating spindle 10 passes behind the first mounting hole 11 and links to each other with the cylindrical hollow notch 16 screw thread of the rotatory spindle nose 12 one end of second in the second mounting hole 15, because first internal thread 13 and the external screw thread portion 14 of mutually supporting are seted up respectively in the 11 inner walls of first mounting hole and the location regulating spindle 10 outside, make the rotatory spindle nose 12 of second screwed or loosened according to the demand, it fixes angle modulation backup pad 5 to make things convenient for like this, the location is firm, can not warp, excellent in use effect, be worth extensively promoting.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a frequency spectrograph with appearance structure is transferred to multi freedom, includes protective frame (18), its characterized in that, install frequency spectrograph main part (1) between protective frame (18) inner wall, frequency spectrograph main part (1) both ends edge all the cladding have protective sheath (2), frequency spectrograph main part (1) top one end is provided with first fixed ear (7), through-hole (6) have transversely been seted up to first fixed ear (7) bottom, wear to be equipped with first rotatory spindle nose (8) in through-hole (6), the top other end of frequency spectrograph main part (1) is equipped with the fixed ear of second (9), first mounting hole (11) have been seted up to the fixed ear of second (9) bottom one side, first mounting hole (11) inner wall distribution has first internal thread (13), and transversely wears to be equipped with location regulating shaft (10) in the middle of first mounting hole (11), location regulating shaft (10) periphery is seted up external screw thread portion (14) that correspond with first internal thread (13) ) The utility model discloses a fixed ear of second (9) bottom opposite side has been seted up second mounting hole (15), wear to be equipped with second rotatory spindle nose (12) in second mounting hole (15), fixedly connected with angle modulation backup pad (5) between second rotatory spindle nose (12) one end and first rotatory spindle nose (8) one end, angle modulation backup pad (5) bottom distribution has first anti-skidding line (3), the hollow notch of cylindricality (16) has been seted up to the second rotatory spindle nose (12) other end, the hollow notch of cylindricality (16) inner wall distribution has second internal thread (17) that correspond with external screw thread portion (14).

2. The spectrometer with the multi-degree-of-freedom posture adjustment structure as claimed in claim 1, wherein: the first fixing lug (7), the second fixing lug (9) and the protective frame (18) are of an integrally formed structure.

3. The spectrometer with the multi-degree-of-freedom posture adjustment structure as claimed in claim 1, wherein: and second anti-skid grains (4) are distributed on the side of the bottom end of the protective frame (18).

4. The spectrometer with the multi-degree-of-freedom posture adjustment structure as claimed in claim 1, wherein: the first rotating shaft head (8) and the second rotating shaft head (12) are in interference fit with the angle adjusting support plate (5).

5. The spectrometer with the multi-degree-of-freedom posture adjustment structure as claimed in claim 1, wherein: the first mounting hole (11), the second mounting hole (15) and the through hole (6) are all located on the same axis.

6. The spectrometer with the multi-degree-of-freedom posture adjustment structure as claimed in claim 1, wherein: and a limiting block corresponding to one end of the second rotary shaft head (12) is welded at one end of the inner side of the second mounting hole (15).