CN220473615U

CN220473615U - Spectrum analyzer that stability is good

Info

Publication number: CN220473615U
Application number: CN202321886373.4U
Authority: CN
Inventors: 武友坤
Original assignee: Shenzhen Huatengtong Technology Co ltd
Current assignee: Shenzhen Huatengtong Technology Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-02-09
Anticipated expiration: 2033-07-18

Abstract

The utility model provides a spectrum analyzer with good stability, which comprises a shell, wherein the shell comprises a front side and a rear side which are oppositely arranged; the utility model provides a spectral analyzer who has set up a plurality of radiating grooves with the inside intercommunication of casing, each all insert in the radiating groove and be equipped with the insert ring, insert the ring can dismantle set up in the radiating groove, insert the lateral wall butt of ring in the lateral wall of radiating groove, insert the intra-annular rigid coupling and have a sieve, be provided with a plurality of sieve meshes on the sieve this application and provide can take out the sieve through inserting the ring to this can take out the sieve, so can wash sieve and insert the ring, not only can clear up the sieve, also can wash the sieve mesh in the sieve, so as to reply the cleanness of sieve, install again the insert ring like in the radiating groove, maintain spectral analyzer's heat dispersion, make spectral analyzer can stable operation.

Description

Spectrum analyzer that stability is good

Technical Field

The utility model relates to the field of spectrum analyzers, in particular to a spectrum analyzer with good stability.

Background

The spectrum analyzer is an instrument for researching the spectrum structure of electric signals, is used for measuring signal parameters such as signal distortion degree, modulation degree, spectrum purity, frequency stability, intermodulation distortion and the like, can be used for measuring certain parameters of circuit systems such as amplifiers, filters and the like, and is a multipurpose electronic measuring instrument.

The outside of current spectrum analyzer is provided with the protection casing, and internally mounted has a plurality of work modules, makes spectrum analyzer can normally work, and the display screen is installed to the one side of casing for show analysis result, and another side casing is provided with structures such as partial heat dissipation groove on the general surface for the produced heat of spectrum analyzer during operation is arranged in. In the process of ventilation in the heat dissipation groove, dust carried in the air flow easily enters the spectrum analyzer, and a sieve plate is usually arranged at the position of the heat dissipation groove and used for reducing the entering of the dust.

However, after a long period of operation, more dust is accumulated on the surface of the screen plate in the heat sink, and the air flow rate is reduced, so that the heat dissipation performance cannot meet the operation requirement of the spectrum analyzer, and the operation stability of the spectrum analyzer is deteriorated.

Disclosure of Invention

Based on the above-mentioned current situation, a main object of the present utility model is to provide a spectrum analyzer with good stability, so as to solve the problems that during long-time operation, more dust is accumulated on the surface of a sieve plate in a heat dissipation groove, air flow is reduced, and heat dissipation performance cannot meet the working requirement of the spectrum analyzer, so that the stability of the operation of the spectrum analyzer is poor.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a spectrum analyzer with good stability comprises a shell, wherein the shell comprises a front side and a rear side which are oppositely arranged;

the rear side is provided with a plurality of radiating grooves communicated with the inside of the shell, each radiating groove is internally provided with an inserting ring in an inserting mode, the inserting rings are detachably arranged in the radiating grooves, the side walls of the inserting rings are abutted to the side walls of the radiating grooves, a sieve plate is fixedly connected in the inserting rings, and a plurality of sieve holes are formed in the sieve plate.

Preferably, the rear side corresponds the position of each radiating groove and all is provided with the solid fixed ring, insert the ring rigid coupling in the solid fixed ring, the rear side corresponds the both ends of radiating groove have been seted up first draw-in groove, the rigid coupling has first magnet in the first draw-in groove, first holding tank has all been seted up at the both ends of solid fixed ring, the rigid coupling has first iron sheet in the first holding tank, first iron sheet with first magnet magnetism is connected.

Preferably, the screen plate is a soft plate, and the fixing ring and the inserting ring are soft rings.

Preferably, a plurality of second clamping grooves are formed in the rear side, corresponding to the two sides of the radiating groove, second magnets are fixedly connected in the second clamping grooves, a plurality of second accommodating grooves are formed in the two sides of the fixing ring, second iron sheets are fixedly connected in the second accommodating grooves, and the second iron sheets are magnetically connected with the second magnets.

Preferably, an iron ring annular frame is arranged in the fixing ring.

Preferably, a plurality of the heat dissipation grooves are arranged in a horizontal direction, and a space between the heat dissipation grooves is greater than 1cm.

The beneficial effects of the utility model are as follows: through inserting the ring that has the sieve, can dispel the heat to the part in the spectrum analyzer, and when the dust accumulation in sieve surface is too much, can take out the sieve through inserting the ring to this is taken out, with this can wash sieve and ring that inserts, not only can clear up the sieve, also can wash the sieve mesh in the sieve, in order to reply the cleanness of sieve, will insert the ring again and install the heat sink in, maintain spectrum analyzer's heat dispersion, make spectrum analyzer can stable work.

Other advantages of the present utility model will be set forth in the description of specific technical features and solutions, by which those skilled in the art should understand the advantages that the technical features and solutions bring.

Drawings

Fig. 1 is a schematic perspective view of a spectrum analyzer with good stability according to the present utility model.

Fig. 2 is an exploded view of a spectrum analyzer with good stability showing a heat sink according to the present utility model.

Fig. 3 is a schematic structural diagram of a spectrum analyzer with good stability, which shows an insert ring.

FIG. 4 is a schematic diagram showing the structure of a screen plate of a spectrum analyzer with good stability according to the present utility model

Fig. 5 is an enlarged schematic view of section a.

Fig. 6 is a schematic structural diagram showing a first iron plate and a second iron plate of a spectrum analyzer with good stability according to the present utility model.

Fig. 7 is a cross-sectional view of a stable spectrum analyzer of the present utility model showing an annular frame of iron plate.

Reference numerals illustrate:

1. a housing; 11. a front side; 12. a rear side; 121. a first clamping groove; 122. a first magnet; 123. a second clamping groove; 124. a second magnet; 2. a heat sink; 3. inserting a ring; 31. a sieve plate; 4. a fixing ring; 41. a first accommodation groove; 42. a first iron sheet; 43. a second accommodation groove; 44. a second iron sheet; 45. an iron sheet annular frame.

Detailed Description

The present utility model is described below based on examples, but the present utility model is not limited to only these examples. In the following detailed description of the present utility model, certain specific details are set forth in order to avoid obscuring the present utility model, and in order to avoid obscuring the present utility model, well-known methods, procedures, flows, and components are not presented in detail.

Moreover, those of ordinary skill in the art will appreciate that the drawings are provided herein for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to fig. 1, the utility model provides a spectrum analyzer with good stability, which comprises a housing 1, wherein a signal acquisition module, a signal processing module, a storage module, a display module, a DSP and the like which are required by the spectrum analyzer to realize functions are arranged in the housing 1, and the connection relationship and the working principle between the modules are all in the prior art, so that the application is not repeated and illustrated.

Referring to fig. 1 and 2, the housing 1 has a front side 11 and a rear side 12 disposed opposite to each other, and the front side 11 is used for mounting a display screen and operation buttons, and it should be noted that the arrangement, shape and number of the display screen and the operation buttons are not limited, and may be changed according to specific functions. A plurality of vertically arranged heat dissipation grooves 2 are formed in the rear side 12, the heat dissipation grooves 2 are communicated with the inside of the shell 1, heat generated by the operation of the spectrum analyzer is dissipated, the plurality of heat dissipation grooves 2 are arranged in the horizontal direction, the distance between the heat dissipation grooves 2 is larger than 1cm, and therefore the flow of air in the heat dissipation grooves 2 can be improved.

Referring to fig. 3 and 4, the insert ring 3 is inserted in each heat dissipation groove 2, the insert ring 3 is detachably disposed in the heat dissipation groove 2, the side wall of the insert ring 3 is abutted against the side wall of the heat dissipation groove 2, a screen plate 31 is fixedly connected in the insert ring 3, a plurality of screen holes are formed in the screen plate 31 and used for air circulation, and distribution of the screen holes is not limited, so long as dust reduction and ventilation effects of the screen plate 31 can be achieved.

Through inserting the inserted ring 3 that has the sieve 31, can dispel the heat to the part in the spectrum analyzer, and when sieve 31 surface dust is accumulated excessively, can take out through inserting the ring 3 to take out sieve 31, so can wash sieve 31 and inserted ring 3, not only can clear up sieve 31, also can wash the sieve mesh in the sieve 31, so as to reply the cleanness of sieve 31, will insert the ring 3 again and install like in the heat sink 2, maintain spectrum analyzer's heat dispersion, make spectrum analyzer can stable work.

Referring to fig. 4-6, further, fixing rings 4 are disposed at positions of the rear side 12 corresponding to the heat dissipation grooves 2, the insert ring 3 is fixedly connected in the fixing rings 4, and the fixing rings 4 can be detachably connected with the rear side 12 to fix the insert ring 3 and the screen plate 31 in the heat dissipation grooves 2. Specifically, the first draw-in groove 121 has been seted up at the both ends of rear side 12 corresponding heat dissipation groove 2, the rigid coupling has first magnet 122 in the first draw-in groove 121, first holding tank 41 has all been seted up at the both ends of solid fixed ring 4, the rigid coupling has first iron sheet 42 in the first holding tank 41, first iron sheet 42 and first magnet 122 can be magnetically connected for gu fixed ring 4 can be fixed with rear side 12, apply the pulling force that is greater than magnetic force, can separate gu fixed ring 4 and rear side 12, realize the dismantlement of gu fixed ring 4, adopt the magnetism to connect and can promote the convenience of installation and dismantlement, and can also reduce manufacturing cost.

As an example, the screen plate 31 is a soft plate, and the fixing ring 4 and the insert ring 3 are soft rings. The screen cloth, solid fixed ring 4 and insert ring 3 are soft material processing and form, can make the screen cloth have the ability of buckling, when spectrum analyzer carries out transportation package, can buckle the storage with screen plate 31, promotes the transportation convenience of screen plate 31. Further, a plurality of second clamping grooves 123 are formed in the rear side 12, corresponding to the two sides of the heat dissipation groove 2, a plurality of second magnets 124 are fixedly connected in the plurality of second clamping grooves 123, a plurality of second accommodating grooves 43 are formed in the two sides of the fixed ring 4, second iron sheets 44 are fixedly connected in the second accommodating grooves 43, the second iron sheets 44 and the second magnets 124 are magnetically connected, and as the sieve plate 31, the fixed ring 4 and the insert ring 3 are made of soft deformable materials, the limiting effect on the fixed ring 4 is further improved by matching the plurality of second magnets 124 with the second iron sheets 44, and the fixed ring 4 is prevented from falling off from the rear side 12.

Referring to fig. 7, as an embodiment, an annular receiving groove is formed in the fixing ring 4, an iron sheet annular frame 45 is fixed in the receiving groove, and the fixing ring 4 is coated on the outer portion of the iron sheet annular frame 45. The strength of the fixing ring 4 is ensured, and the fixing ring 4 is kept to be bent by virtue of the deformability of the iron sheet.

The implementation principle of the utility model is as follows: through inserting the inserted ring 3 that has the sieve 31, can dispel the heat to the part in the spectrum analyzer, and when sieve 31 surface dust is accumulated excessively, can take out through inserting the ring 3 to take out sieve 31, so can wash sieve 31 and inserted ring 3, not only can clear up sieve 31, also can wash the sieve mesh in the sieve 31, so as to reply the cleanness of sieve 31, will insert the ring 3 again and install like in the heat sink 2, maintain spectrum analyzer's heat dispersion, make spectrum analyzer can stable work.

Those skilled in the art will appreciate that the above-described preferred embodiments can be freely combined and stacked without conflict.

It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the utility model, are intended to be included within the scope of the appended claims.

Claims

1. The spectrum analyzer with good stability is characterized by comprising a shell, wherein the shell comprises a front side and a rear side which are oppositely arranged;

2. The spectrum analyzer with good stability according to claim 1, wherein the back side is provided with a fixing ring corresponding to each heat dissipation groove, the insert ring is fixedly connected in the fixing ring, the back side is provided with first clamping grooves corresponding to two ends of the heat dissipation grooves, first magnets are fixedly connected in the first clamping grooves, two ends of the fixing ring are provided with first accommodating grooves, first iron sheets are fixedly connected in the first accommodating grooves, and the first iron sheets are magnetically connected with the first magnets.

3. The spectrum analyzer of claim 2 wherein said screen plate is a flexible plate and said retaining ring and said insert ring are flexible rings.

4. The spectrum analyzer with good stability according to claim 3, wherein a plurality of second clamping grooves are formed on two sides of the rear side corresponding to the heat dissipation grooves, a plurality of second magnets are fixedly connected in the second clamping grooves, a plurality of second accommodating grooves are formed on two sides of the fixing ring, a second iron sheet is fixedly connected in each second accommodating groove, and the second iron sheet is magnetically connected with the second magnets.

5. A stable spectrum analyser according to claim 3 wherein an iron ring is provided within the retaining ring.

6. The spectrum analyzer of claim 1 wherein a plurality of said heat sink grooves are arranged in a horizontal direction with a spacing between each of said heat sink grooves greater than 1cm.