CN220985656U - Visual frequency spectrum receiver - Google Patents
Visual frequency spectrum receiver Download PDFInfo
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- CN220985656U CN220985656U CN202322729668.7U CN202322729668U CN220985656U CN 220985656 U CN220985656 U CN 220985656U CN 202322729668 U CN202322729668 U CN 202322729668U CN 220985656 U CN220985656 U CN 220985656U
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- spectrum receiver
- visual spectrum
- circuit board
- receiver main
- main part
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- 238000001228 spectrum Methods 0.000 title claims abstract description 82
- 230000000007 visual effect Effects 0.000 title claims abstract description 64
- 238000001816 cooling Methods 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims description 26
- 239000004065 semiconductor Substances 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000004382 visual function Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000001429 visible spectrum Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model belongs to the technical field of spectrum receivers, in particular to a visual spectrum receiver which has a visual function aiming at the existing spectrum receiver, but has partial defects: first, current visual spectrum receiver heat dissipation cooling performance is poor, can not carry out high-efficient cooling, and the second still adopts traditional screw mounting means to fix the internal circuit board, when dismouting to the circuit board, still uses the screwdriver instrument to operate, and the complex loaded down with trivial details problem of operation proposes following scheme, and its front side including visual spectrum receiver main part is provided with operating panel, and the both sides top of visual spectrum receiver main part all is provided with the handle, and the inside of visual spectrum receiver main part is provided with the circuit board. The utility model has simple structure, can improve the cooling effect, realize the purpose of rapid cooling, avoid the use of a screwdriver for disassembly and assembly, and reduce the complexity of disassembly and assembly.
Description
Technical Field
The utility model relates to the technical field of spectrum receivers, in particular to a visual spectrum receiver.
Background
The reference level is very important for identifying the signal, and the adjustment of the reference level is mainly performed by manual adjustment and automatic adjustment of instruments and meters at present. The automatic adjustment of the instrument and meter is that the gain is determined according to the maximum or minimum signal in the frequency range of scanning, the low noise level in the whole signal frame is added with a certain value to be determined as the reference level in the whole scanning frequency band, the reference level is fixed in the whole signal frame, and the reference level is searched, and the publication (notice) number: CN216290879U discloses a portable spectrum receiver comprising: a spectrum receiver body and a protective shell; the protective shell is positioned outside the spectrum receiver body, the protective shell is fixedly connected with the spectrum receiver body through the elastic component, and after the protective shell is fixedly connected with the spectrum receiver body through the elastic component, a space exists between the protective shell and the spectrum receiver body; the elastic component is including spring and fixing base, and the fixing base is fixed in the inner wall of protective housing and the outer wall of frequency spectrum receiver body respectively, and the spring is fixed in between protective housing inner wall fixing base and the outer wall fixing base of frequency spectrum receiver body. According to the utility model, the protective shell is arranged, so that the frequency spectrum receiver can be protected by the protective shell when the electrical equipment is tested outdoors, and meanwhile, the elastic component arranged in the protective shell further weakens the collision force generated by the outside through the elastic action, so that the corresponding buffer protection is also realized on the parts in the frequency spectrum receiver body, and the service life of the frequency spectrum receiver body is prolonged. For example, model: the EM5080L/M/B spectrum receiver has a larger plane, and the aim of visualization is fulfilled.
Existing spectrum receivers have a visual function, but still have some drawbacks: first, current visual spectrum receiver heat dissipation cooling performance is poor, can not carry out high-efficient cooling, and the second still adopts traditional screw mounting means to fix the internal circuit board, when dismouting to the circuit board, still uses the screwdriver instrument to operate, and the operation is complicated loaded down with trivial details.
Disclosure of Invention
The utility model aims to solve the problems that the existing spectrum receiver has a visual function, but still has partial defects: first, current visual spectrum receiver heat dissipation cooling performance is poor, can not carry out high-efficient cooling, and the second still adopts traditional screw mounting means to fix the internal circuit board, when the dismouting to the circuit board, still uses the screwdriver instrument to operate, the shortcoming of complex operation loaded down with trivial details, and a visual spectrum receiver that proposes.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The visual spectrum receiver comprises a visual spectrum receiver body, wherein an operation panel is arranged on the front side of the visual spectrum receiver body, handles are arranged at the tops of two sides of the visual spectrum receiver body, a circuit board is arranged in the visual spectrum receiver body, a cooling mechanism is embedded in the left side of the visual spectrum receiver body, a uniform flow guide mechanism is communicated with the cooling mechanism, the uniform flow guide mechanism is arranged on the inner wall of the top of the visual spectrum receiver body and is positioned right above the circuit board, two fixing mechanisms are arranged on the inner wall of the bottom of the visual spectrum receiver body, the circuit board is arranged between the two fixing mechanisms, a plurality of radiating holes are formed in the right side of the visual spectrum receiver body, and the radiating holes are obliquely downwards arranged; the radiating holes are used for exhausting and radiating, and the downward arrangement can play a role in dust prevention.
Preferably, the cooling mechanism comprises a cooling box, the cooling box is of a sealing structure, the cooling box is embedded in the left side of the visual spectrum receiver main body, a semiconductor refrigerator is arranged on the left side of the cooling box, a refrigerating surface of the semiconductor refrigerator is positioned in the cooling box, a radiating surface of the semiconductor refrigerator is positioned on the outer side of the cooling box, a fan is arranged in the cooling box, an air inlet pipe is arranged at the bottom of the cooling box, a protection net is arranged on the outer side of the cooling box, and the semiconductor refrigerator is positioned in the protection net; the semiconductor refrigerator is used for refrigerating air in the cooling box, and the protection net can protect the radiating surface of the semiconductor refrigerator.
Preferably, the uniform flow guiding mechanism comprises a flow guiding pipe, one end of the flow guiding pipe is communicated with the cooling box, the other end of the flow guiding pipe is communicated with the flow guiding box, the flow guiding box is arranged on the inner wall of the top of the visual spectrum receiver main body, and a plurality of air blowing ports are arranged at the bottom of the flow guiding box; for guiding the cool air uniformly to the inside of the visible spectrum receiver main body.
Preferably, the two fixing mechanisms comprise two L-shaped blocks, the two L-shaped blocks are all arranged on the inner wall of the bottom of the main body of the visual spectrum receiver, a circuit board is arranged between the two L-shaped blocks, two positioning holes are formed in two sides of the circuit board, a sliding groove is formed in the inner side of the L-shaped block, a sliding block is slidably arranged in the sliding groove, a vertical rod is fixedly arranged in the sliding groove, a sliding block is slidably arranged in the sliding groove, the sliding block is slidably arranged on the outer side of the vertical rod, a spring is arranged between the top of the sliding block and the inner wall of the top of the sliding groove, and the spring is sleeved on the outer side of the vertical rod; the spring provides elasticity for the sliding block, and the sliding block drives the supporting bar to move downwards, and the supporting bar drives the positioning rod to penetrate through the positioning hole and enter the positioning groove, and the supporting bar extrudes and fixes the circuit board.
Preferably, the support bar is installed in the outside of slider, and the handle ball is installed at the top of support bar, and two locating levers are installed to the bottom of support bar, and the inboard of L shape piece is provided with two constant head tanks, and the locating lever runs through locating hole and corresponding constant head tank swing joint.
Compared with the prior art, the utility model has the advantages that:
According to the scheme, high temperature can be generated in the working part of the visual spectrum receiver main body, the semiconductor refrigerator and the fan work, the fan sucks external air into the cooling box through the air inlet pipe, the semiconductor refrigerator refrigerates the air in the cooling box, cold air enters the flow guide box through the flow guide pipe and then is guided to the circuit board through the plurality of air blowing ports, the air blowing and cooling can be performed on the inside of the visual spectrum receiver main body and the circuit board, so that the cooling is uniform, the arranged cooling holes are used for exhausting and radiating, the cooling effect can be improved, and the purpose of rapid cooling is realized by uniformly blowing the cold air into the visual spectrum receiver main body;
When the circuit board is required to be disassembled, the visual spectrum receiver main body is opened firstly, then the two handle balls are pulled upwards, the two handle balls drive the two support bars to move upwards, the corresponding two positioning rods are driven by the support bars to leave the two positioning grooves and leave the positioning holes on the circuit board, the fixation of the circuit board can be released, then the circuit board is taken out, and when the circuit board is installed, the circuit board is placed on the two L-shaped blocks, the positioning holes on the circuit board are aligned with the positioning grooves, the elastic force is provided for the sliding block through the springs, the sliding block drives the support bars to move downwards, the support bars drive the positioning rods to penetrate through the positioning holes to enter the positioning grooves, and the support bars extrude and fix the circuit board, so that the screw driver is prevented from being used for disassembly and assembly, and disassembly complexity is reduced;
The utility model has simple structure, can improve the cooling effect, realize the purpose of rapid cooling, avoid the use of a screwdriver for disassembly and assembly, and reduce the complexity of disassembly and assembly.
Drawings
Fig. 1 is a schematic structural diagram of a visual spectrum receiver according to the present utility model;
FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present utility model;
Fig. 3 is a schematic structural diagram of a portion a of a visual spectrum receiver according to the present utility model;
FIG. 4 is a schematic perspective view of an L-shaped block, a slide block, a support bar, a handle ball and two positioning rods according to the present utility model;
fig. 5 is a schematic diagram of a spectrum receiver in the prior art.
In the figure: 1. a visual spectrum receiver body; 11. an operation panel; 12. a heat radiation hole; 13. a handle; 14. a circuit board; 2. a cooling mechanism; 21. a cooling box; 22. a fan; 23. a semiconductor refrigerator; 24. a protective net; 25. an air inlet pipe; 3. a uniform flow guiding mechanism; 31. a diversion box; 32. an air blowing port; 33. a flow guiding pipe; 4. a fixing mechanism; 41. an L-shaped block; 42. a chute; 43. a vertical rod; 44. a spring; 45. a slide block; 46. a support bar; 47. a handle ball; 48. a positioning rod; 49. and a positioning groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a visual spectrum receiver comprises a visual spectrum receiver main body 1, wherein an operation panel 11 is arranged on the front side of the visual spectrum receiver main body 1, handles 13 are arranged on the tops of two sides of the visual spectrum receiver main body 1, a circuit board 14 is arranged in the visual spectrum receiver main body 1, a cooling mechanism 2 is embedded in the left side of the visual spectrum receiver main body 1, a uniform flow guiding mechanism 3 is communicated with the cooling mechanism 2, the uniform flow guiding mechanism 3 is arranged on the inner wall of the top of the visual spectrum receiver main body 1 and is positioned right above the circuit board 14, two fixing mechanisms 4 are arranged on the inner wall of the bottom of the visual spectrum receiver main body 1, the circuit board 14 is arranged between the two fixing mechanisms 4, a plurality of radiating holes 12 are formed in the right side of the visual spectrum receiver main body 1, and the radiating holes 12 are obliquely arranged downwards; the heat dissipation holes 12 are used for exhausting and dissipating heat, and the downward arrangement can play a role in dust prevention.
In this embodiment, the cooling mechanism 2 includes a cooling box 21, the cooling box 21 is a sealed structure, the cooling box 21 is embedded in the left side of the visual spectrum receiver main body 1, a semiconductor refrigerator 23 is arranged on the left side of the cooling box 21, a refrigerating surface of the semiconductor refrigerator 23 is positioned in the cooling box 21, a radiating surface of the semiconductor refrigerator 23 is positioned on the outer side, a fan 22 is arranged in the cooling box 21, an air inlet pipe 25 is arranged at the bottom of the cooling box 21, a protection net 24 is arranged on the outer side of the cooling box 21, and the semiconductor refrigerator 23 is positioned in the protection net 24; the semiconductor refrigerator 23 cools the air inside the cooling box 21, and the protection net 24 can protect the heat radiation surface of the semiconductor refrigerator 23.
In this embodiment, the uniform flow guiding mechanism 3 includes a flow guiding tube 33, one end of the flow guiding tube 33 is communicated with the cooling box 21, the other end of the flow guiding tube 33 is communicated with a flow guiding box 31, the flow guiding box 31 is mounted on the top inner wall of the visual spectrum receiver main body 1, and a plurality of air outlets 32 are arranged at the bottom of the flow guiding box 31; for guiding the cool air uniformly to the inside of the visible spectrum receiver body 1.
In this embodiment, the two fixing mechanisms 4 include two L-shaped blocks 41, the two L-shaped blocks 41 are both mounted on the bottom inner wall of the visual spectrum receiver main body 1, the circuit board 14 is placed between the two L-shaped blocks 41, two positioning holes are formed on two sides of the circuit board 14, a sliding groove 42 is formed on the inner side of the L-shaped block 41, a sliding block 45 is slidably mounted in the sliding groove 42, a vertical rod 43 is fixedly mounted in the sliding groove 42, a sliding block 45 is slidably mounted in the sliding groove 42, the sliding block 45 is slidably mounted on the outer side of the vertical rod 43, a spring 44 is mounted between the top of the sliding block 45 and the top inner wall of the sliding groove 42, and the spring 44 is sleeved on the outer side of the vertical rod 43; the spring 44 provides elasticity for the sliding block 45, the sliding block 45 drives the supporting bar 46 to move downwards, the supporting bar 46 drives the positioning rod 48 to penetrate through the positioning hole and enter the positioning groove 49, and the supporting bar 46 presses and fixes the circuit board 14.
In this embodiment, a supporting bar 46 is installed on the outer side of the sliding block 45, a handle ball 47 is installed on the top of the supporting bar 46, two positioning rods 48 are installed on the bottom of the supporting bar 46, two positioning grooves 49 are provided on the inner side of the l-shaped block 41, and the positioning rods 48 penetrate through the positioning holes and are movably connected with the corresponding positioning grooves 49.
When the visual spectrum receiver main body 1 is in use, high temperature can be generated in the visual spectrum receiver main body 1, the semiconductor refrigerator 23 and the fan 22 work, the fan 22 sucks outside air into the cooling box 21 through the air inlet pipe 25, the semiconductor refrigerator 23 refrigerates the air in the cooling box 21, cold air enters the diversion box 31 through the diversion pipe 33, and then the cold air is led to the circuit board 14 through the plurality of air blowing ports 32, the inside of the visual spectrum receiver main body 1 and the circuit board 14 can be subjected to air blowing and cooling, so that the cooling is uniform, the heat dissipation holes 12 are used for exhausting and cooling, when the circuit board 14 needs to be disassembled, the visual spectrum receiver main body 1 is opened firstly, then the two handle balls 47 are pulled upwards, the two handle balls 47 drive the two support bars 46 to move upwards, the corresponding two positioning rods 48 are separated from the two positioning holes 49 and separated from the positioning holes on the circuit board, the circuit board 14 can be released, then the circuit board 14 can be taken out through the plurality of air blowing ports 32, the circuit board 14 can be placed on the two L-shaped blocks 41, the circuit board 14 can be subjected to air blowing and cooling, when the circuit board 14 needs to be disassembled, the two positioning holes are required to be matched with the positioning holes 45, the two positioning rods 46 can be adjusted to be positioned by the elastic force, and the elastic force of the positioning rods 45 can be adjusted to be actually, and the positioning rods can be matched with the positioning rods 45, and the positioning rods can be matched with the positioning rods are positioned to be positioned to have the proper size, and the positioning hole can be matched to be matched.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a visual spectrum receiver, includes visual spectrum receiver main part (1), and the front side of visual spectrum receiver main part (1) is provided with operating panel (11), and the both sides top of visual spectrum receiver main part (1) all is provided with handle (13), a serial communication port, the inside of visual spectrum receiver main part (1) is provided with circuit board (14), and the left side of visual spectrum receiver main part (1) is embedded has cooling body (2), and the intercommunication has even guiding mechanism (3) on cooling body (2), and even guiding mechanism (3) are installed at the top inner wall of visual spectrum receiver main part (1) and are located directly over circuit board (14), are provided with two fixed establishment (4) on the bottom inner wall of visual spectrum receiver main part (1), and circuit board (14) are installed between two fixed establishment (4), and a plurality of louvres (12) have been seted up on the right side of visual spectrum receiver main part (1), and hole (12) slope down sets up.
2. The visual spectrum receiver according to claim 1, wherein the cooling mechanism (2) comprises a cooling box (21), the cooling box (21) is of a sealing structure, the cooling box (21) is embedded in the left side of the visual spectrum receiver main body (1), a semiconductor refrigerator (23) is arranged on the left side of the cooling box (21), a refrigerating surface of the semiconductor refrigerator (23) is positioned in the cooling box (21), a radiating surface of the semiconductor refrigerator (23) is positioned on the outer side, a fan (22) is arranged in the cooling box (21), and an air inlet pipe (25) is arranged at the bottom of the cooling box (21).
3. A visual spectrum receiver according to claim 2, characterized in that the cooling box (21) is provided on its outside with a protective mesh (24), the semiconductor refrigerator (23) being located in the protective mesh (24).
4. A visual spectrum receiver according to claim 1, characterized in that the uniform flow guiding mechanism (3) comprises a flow guiding pipe (33), one end of the flow guiding pipe (33) is communicated with the cooling box (21), the other end of the flow guiding pipe (33) is communicated with a flow guiding box (31), the flow guiding box (31) is arranged on the inner wall of the top of the visual spectrum receiver main body (1), and a plurality of air blowing ports (32) are arranged at the bottom of the flow guiding box (31).
5. A visual spectrum receiver according to claim 1, characterized in that the two fixing mechanisms (4) comprise two L-shaped blocks (41), the two L-shaped blocks (41) are mounted on the bottom inner wall of the visual spectrum receiver main body (1), a circuit board (14) is placed between the two L-shaped blocks (41), and two positioning holes are formed in two sides of the circuit board (14).
6. The visual spectrum receiver according to claim 5, wherein a sliding groove (42) is formed in the inner side of the L-shaped block (41), a sliding block (45) is installed in the sliding groove (42) in a sliding manner, a vertical rod (43) is fixedly installed in the sliding groove (42), the sliding block (45) is installed in the sliding manner in the sliding groove (42), the sliding block (45) is installed on the outer side of the vertical rod (43) in a sliding manner, a spring (44) is installed between the top of the sliding block (45) and the top inner wall of the sliding groove (42), and the spring (44) is sleeved on the outer side of the vertical rod (43).
7. The visual spectrum receiver according to claim 6, wherein a supporting bar (46) is mounted on the outer side of the sliding block (45), a handle ball (47) is mounted on the top of the supporting bar (46), two positioning rods (48) are mounted on the bottom of the supporting bar (46), two positioning grooves (49) are formed in the inner side of the L-shaped block (41), and the positioning rods (48) penetrate through the positioning holes and are movably connected with the corresponding positioning grooves (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322729668.7U CN220985656U (en) | 2023-10-11 | 2023-10-11 | Visual frequency spectrum receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322729668.7U CN220985656U (en) | 2023-10-11 | 2023-10-11 | Visual frequency spectrum receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220985656U true CN220985656U (en) | 2024-05-17 |
Family
ID=91066054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322729668.7U Active CN220985656U (en) | 2023-10-11 | 2023-10-11 | Visual frequency spectrum receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220985656U (en) |
-
2023
- 2023-10-11 CN CN202322729668.7U patent/CN220985656U/en active Active
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