CN220191305U - Digital transmitting combiner for operation and maintenance monitoring - Google Patents
Digital transmitting combiner for operation and maintenance monitoring Download PDFInfo
- Publication number
- CN220191305U CN220191305U CN202321530114.8U CN202321530114U CN220191305U CN 220191305 U CN220191305 U CN 220191305U CN 202321530114 U CN202321530114 U CN 202321530114U CN 220191305 U CN220191305 U CN 220191305U
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- China
- Prior art keywords
- combiner
- cover
- heat
- box
- air inlet
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- 238000012423 maintenance Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 11
- 241000883990 Flabellum Species 0.000 claims abstract description 7
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims 3
- 230000005855 radiation Effects 0.000 abstract description 10
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000007664 blowing Methods 0.000 abstract 1
- 230000007774 longterm Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a digital emission combiner for operation and maintenance monitoring in the technical field of combiners, which comprises a combiner shell, wherein heat dissipation holes are formed in two sides of the combiner shell; the left side and the right side of the combiner shell are respectively provided with an air inlet cover and a heat conducting cover, and the air inlet cover and the heat conducting cover are respectively covered on the outer sides of the heat dissipation holes on the two sides; the left side intercommunication of air inlet cover has fixed box, the right side intercommunication of heat conduction cover has the installation box, and when the motor drove flabellum rotation exhaust, epaxial flabellum second synchronous rotation can blow to heat radiation fins, and the wind of blowing out flows through heat radiation fins's ventilation hole, can cool off heat radiation fins simultaneously to heat radiation fins's radiating efficiency has been improved, and the radiating efficiency of combiner has been promoted once more, thereby makes the digital transmitter combiner use in the operation and maintenance control, can avoid radiating efficiency not high influence normal use.
Description
Technical Field
The utility model relates to the technical field of a combiner, in particular to a digital transmitting combiner for operation and maintenance monitoring.
Background
In operation and maintenance work, operation and maintenance monitoring is an important ring, and a lot of equipment need to be used in operation and maintenance monitoring, wherein the equipment comprises a digital transmitting combiner, and the combiner is generally used for a transmitting end and is used for combining two or more paths of radio frequency signals sent by different transmitters into a radio frequency device which is sent to an antenna to transmit, and meanwhile, the mutual influence among all port signals is avoided.
Because the heat can be generated by the internal electrical components of the combiner when the combiner works, the heat dissipation holes are formed in the outer shell of the combiner, but when the digital transmitter combiner is used in operation and maintenance monitoring, the operation and maintenance monitoring needs long-term monitoring, so that the digital transmitter combiner needs to be in a long-term working environment, and in order to avoid low heat dissipation efficiency in the combiner, an air cooling structure is required to be installed to accelerate the heat dissipation efficiency of the combiner, and therefore, the digital transmitter combiner for operation and maintenance monitoring is provided.
Disclosure of Invention
The utility model aims to provide a digital transmitting combiner for operation and maintenance monitoring so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the digital emission combiner for operation and maintenance monitoring comprises a combiner shell, wherein heat dissipation holes are formed in two sides of the combiner shell;
the left side and the right side of the combiner shell are respectively provided with an air inlet cover and a heat conducting cover, and the air inlet cover and the heat conducting cover are respectively covered on the outer sides of the heat dissipation holes on the two sides;
the left side of the air inlet cover is communicated with a fixed box, the right side of the heat conducting cover is communicated with an installation box, and one side, away from each other, of the fixed box and the installation box is provided with a first filter screen;
an air inlet fan is arranged in the fixed box;
a motor is arranged in the mounting box, and a fan blade I is arranged on an output shaft of the motor;
radiating fins are uniformly arranged on the top of the heat conducting cover, and ventilation holes are formed in the radiating fins.
As a preferred solution of the digital transmitting combiner for operation and maintenance monitoring according to the present utility model, the method comprises: the front end of heat conduction cover is provided with the connecting seat, the top of connecting seat is provided with the connection box, be connected with the pivot through the bearing rotation in the connection box, be provided with flabellum second in the pivot, and flabellum second is relative with heat radiation fins.
As a preferred solution of the digital transmitting combiner for operation and maintenance monitoring according to the present utility model, the method comprises: and the two sides of the front and rear of the connecting box are provided with a second filter screen.
As a preferred solution of the digital transmitting combiner for operation and maintenance monitoring according to the present utility model, the method comprises: the rotating shaft is sleeved with a first bevel gear, the first bevel gear is connected with a second bevel gear in a meshed manner, the second bevel gear is sleeved on a mounting shaft, and the mounting shaft is rotatably connected with the connecting box through a bearing.
As a preferred solution of the digital transmitting combiner for operation and maintenance monitoring according to the present utility model, the method comprises: the right side of heat conduction cover is connected with the back shaft through the bearing rotation, and cup joints double-groove band pulley on the back shaft, the output shaft of motor has all cup jointed the band pulley with the installation epaxial, and two sets of band pulleys pass through the belt with double-groove band pulley respectively and are connected.
As a preferred solution of the digital transmitting combiner for operation and maintenance monitoring according to the present utility model, the method comprises: the belt wheel on the mounting shaft is positioned on the outer side of the connecting box.
Compared with the prior art, the utility model has the beneficial effects that:
1. the air inlet fan is used for extracting external air, so that the external air enters the outer shell of the combiner from the left radiating hole, the electric elements are blown, heat is brought into the heat conducting cover from the right radiating hole, and then the motor drives the fan blades to rotate, so that the heat entering the heat conducting cover can be rapidly discharged, and the heat radiating efficiency of the combiner is improved; the heat radiating fins are arranged on the heat conducting cover, so that heat discharged into the heat conducting cover can be split and dissipated from the heat radiating fins, and the heat radiating efficiency is further improved;
2. when the motor drives the fan blade to rotate to exhaust air, the fan blade II on the rotating shaft synchronously rotates, the radiating fins can be blown, the blown air flows through the vent holes of the radiating fins, and the radiating fins can be cooled simultaneously, so that the radiating efficiency of the radiating fins is improved, the radiating efficiency of the combiner is improved again, and the phenomenon that the radiating efficiency of the digital transmitter combiner is not high when the digital transmitter combiner is used in operation and maintenance monitoring can be avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a digital transmit combiner for operation and maintenance monitoring according to the present utility model;
FIG. 2 is a right side view schematically illustrating the overall structure of a digital transmitting combiner for operation and maintenance monitoring according to the present utility model;
fig. 3 is a schematic sectional view of a partial structure of a digital transmitting combiner for operation and maintenance monitoring according to the present utility model.
In the figure: 1. a combiner housing; 2. an air inlet cover; 3. a heat conductive cover; 4. a fixed box; 5. a mounting box; 6. a first filter screen; 7. a motor; 8. a fan blade I; 9. a heat radiation fin; 10. a vent hole; 11. a connection box; 12. a second filter screen; 13. a rotating shaft; 14. a second fan blade; 15. bevel gears I; 16. bevel gears II; 17. a mounting shaft; 18. a double groove belt wheel; 19. a belt wheel.
Description of the embodiments
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As mentioned in the background art, when the digital transmitter combiner is used in operation and maintenance monitoring in the prior art, the operation and maintenance monitoring needs long-term monitoring, so the digital transmitter combiner needs to be in a long-term working environment, and the problem of low heat dissipation efficiency inside the combiner easily occurs. The utility model provides a digital emission combiner for operation and maintenance monitoring, which is capable of efficiently radiating heat.
Examples
Referring to fig. 1 to 3, a digital emission combiner for operation and maintenance monitoring includes a combiner housing 1, wherein both sides of the combiner housing 1 are provided with heat dissipation holes, the combiner is used in operation and maintenance monitoring, and the digital emission combiner is required to be in a long-term working environment because the operation and maintenance monitoring needs long-term monitoring, so that the problem of low heat dissipation efficiency in the combiner easily occurs;
therefore, the left side and the right side of the combiner shell 1 are respectively provided with the air inlet cover 2 and the heat conducting cover 3, and the air inlet cover 2 and the heat conducting cover 3 are respectively covered on the outer sides of the heat dissipation holes on the two sides;
the left side of the air inlet cover 2 is communicated with a fixed box 4, the right side of the heat conducting cover 3 is communicated with an installation box 5, and in order to prevent dust in the fixed box 4 and the installation box 5, a first filter screen 6 is arranged on one side, away from each other, of the fixed box 4 and the installation box 5;
an air inlet fan is arranged in the fixed box 4; the motor 7 is arranged in the mounting box 5, the first fan blade 8 is arranged on the output shaft of the motor 7, the motor 7 drives the first fan blade 8 to rotate, an exhaust effect is achieved, further, the air is blown into the combiner shell 1 through the air inlet fan, heat generated by an electric element is blown, then the heat is rapidly discharged through the first fan blade 8, and the normal use of the combiner in operation and maintenance monitoring can be prevented from being influenced due to low heat dissipation efficiency;
the heat-conducting cover 3 is uniformly provided with the heat-radiating fins 9 at the top, and the heat-radiating fins 9 are provided with the ventilation holes 10, the ventilation holes 10 can enlarge the heat-radiating area of the heat-radiating fins 9, and the heat-radiating fins 9 can radiate the heat transferred to the heat-conducting cover 3.
The front end of the heat conduction cover 3 is provided with a connecting seat with an L-shaped structure, the top of the connecting seat is provided with a connecting box 11, a rotating shaft 13 is rotatably connected in the connecting box 11 through a bearing, a fan blade II 14 is arranged on the rotating shaft 13, the fan blade II 14 is opposite to the heat radiation fins 9, the rotating shaft 13 can drive the fan blade II 14 to rotate, the fan blade II 14 blows air to the heat radiation fins 9, the blown air flows through the ventilation holes 10 of the heat radiation fins 9, and the heat radiation fins 9 can be cooled.
The first bevel gear 15 is sleeved on the rotating shaft 13, the second bevel gear 16 is connected to the first bevel gear 15 in a meshed manner, the second bevel gear 16 is sleeved on the mounting shaft 17 and rotates through the mounting shaft 17, so that the second bevel gear 16 drives the first bevel gear 15 to rotate, and the rotating shaft 13 can be driven to rotate, and the mounting shaft 17 is connected with the connecting box 11 in a rotating manner through a bearing.
The right side of heat conduction cover 3 is connected with the back shaft through the bearing rotation, and cup jointed double-groove band pulley 18 on the back shaft, all cup jointed band pulley 19 on motor 7's output shaft and the installation axle 17, band pulley 19 on the installation axle 17 is located the outside of connecting box 11, and two sets of band pulleys 19 pass through the belt with double-groove band pulley 18 respectively and are connected, the belt on the band pulley 19 on motor 7 output shaft can run through mounting box 5, when motor 7 drives its output shaft's band pulley 19 rotation, double-groove band pulley 18 can drive the band pulley 19 rotation on the installation axle 17, can drive flabellum two 14 synchronous rotation at motor 7 during operation.
Both the inlet fan and the motor 7 are controlled and powered by the prior art
Examples
Referring to fig. 1 and 3, two filter screens 12 are disposed on both front and rear sides of the connection box 11, so that dust can be prevented from the interior of the connection box 11, and the influence of dust on the operation of the second fan blade, the first bevel gear 15 and the second bevel gear 16 is reduced.
The rest of the structure is the same as in embodiment 1.
Working principle: in operation and maintenance monitoring work, after the combiner is started, the air inlet fan and the motor 7 are started at the same time, the air inlet fan sucks external air, the air is sent into the combiner shell 1 through the fixing box 4, the air inlet cover 2 and the left radiating hole, the motor 7 drives the fan blade I8 to rotate, so that hot air is discharged through the right radiating hole, the heat conducting cover 3 and the mounting box 5, part of heat is transferred to the radiating fins 9 through the heat conducting cover 3 to radiate, when the motor 7 drives the fan blade I8 to rotate, the fan blade II 14 synchronously rotates, the air can be blown to the radiating fins 9, blown air flows through the vent holes 10 of the radiating fins 9, and the radiating fins 9 can be cooled at the same time.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a digital transmission combiner of operation and maintenance control which characterized in that: comprising the steps of (a) a step of,
the circuit breaker comprises a circuit breaker shell (1), wherein heat dissipation holes are formed in two sides of the circuit breaker shell (1);
the left side and the right side of the combiner shell (1) are respectively provided with an air inlet cover (2) and a heat conducting cover (3), and the air inlet cover (2) and the heat conducting cover (3) are respectively covered on the outer sides of the heat dissipation holes on the two sides;
the left side of the air inlet cover (2) is communicated with a fixed box (4), the right side of the heat conducting cover (3) is communicated with a mounting box (5), and one sides, far away from each other, of the fixed box (4) and the mounting box (5) are provided with a first filter screen (6);
an air inlet fan is arranged in the fixed box (4);
a motor (7) is arranged in the mounting box (5), and a fan blade I (8) is arranged on an output shaft of the motor (7);
radiating fins (9) are uniformly arranged at the top of the heat conducting cover (3), and ventilation holes (10) are formed in the radiating fins (9).
2. The operation and maintenance monitoring digital transmission combiner according to claim 1, wherein: the front end of heat conduction cover (3) is provided with the connecting seat, the top of connecting seat is provided with connecting box (11), be connected with pivot (13) through the bearing rotation in connecting box (11), be provided with flabellum two (14) on pivot (13), and flabellum two (14) are relative with radiator fin (9).
3. An operation and maintenance monitoring digital transmitting combiner as claimed in claim 2, wherein: the front side and the rear side of the connecting box (11) are both provided with a second filter screen (12).
4. An operation and maintenance monitoring digital transmitting combiner as claimed in claim 2, wherein: the rotary shaft (13) is sleeved with a first bevel gear (15), the first bevel gear (15) is connected with a second bevel gear (16) in a meshed mode, the second bevel gear (16) is sleeved on a mounting shaft (17), and the mounting shaft (17) is rotatably connected with the connecting box (11) through a bearing.
5. The operation and maintenance monitoring digital transmission combiner of claim 4, wherein: the right side of heat conduction cover (3) is connected with the back shaft through the bearing rotation, and cup joints double-groove band pulley (18) on the back shaft, all cup jointed band pulley (19) on the output shaft of motor (7) and installation axle (17), and two sets of band pulleys (19) are connected through the belt with double-groove band pulley (18) respectively.
6. A digital transmit combiner for operation and maintenance monitoring as defined in claim 5, wherein: a belt wheel (19) on the mounting shaft (17) is positioned outside the connecting box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321530114.8U CN220191305U (en) | 2023-06-15 | 2023-06-15 | Digital transmitting combiner for operation and maintenance monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321530114.8U CN220191305U (en) | 2023-06-15 | 2023-06-15 | Digital transmitting combiner for operation and maintenance monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220191305U true CN220191305U (en) | 2023-12-15 |
Family
ID=89115768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321530114.8U Active CN220191305U (en) | 2023-06-15 | 2023-06-15 | Digital transmitting combiner for operation and maintenance monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220191305U (en) |
-
2023
- 2023-06-15 CN CN202321530114.8U patent/CN220191305U/en active Active
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