CN209201446U - A kind of combiner - Google Patents
A kind of combiner Download PDFInfo
- Publication number
- CN209201446U CN209201446U CN201821561681.9U CN201821561681U CN209201446U CN 209201446 U CN209201446 U CN 209201446U CN 201821561681 U CN201821561681 U CN 201821561681U CN 209201446 U CN209201446 U CN 209201446U
- Authority
- CN
- China
- Prior art keywords
- blower
- resistance
- connect
- combiner
- energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of combiners, including being built in the intracorporal radiator of combiner chamber, radiator includes blower, blower is arranged on a mounting board, it is provided on two side plates of mounting plate of blower or so at least provided with a ventilation hole, it is provided with interlayer in two side plates, Air Filter built in interlayer, ventilation hole described in the vertical projection area covering of Air Filter；The radiator further includes the energy-saving circuit with fan power control connection, and energy-saving circuit is set on circuit board.The utility model has the beneficial effects that structure is simple, perfect in shape and function, it is radiated by radiator to the electronic device on combiner internal electron plate, and the working condition of blower is controlled by energy-saving circuit, when blower is that dissipation from electronic devices is not serious to electronic device heating temperature, the access of blower and fan power is disconnected；When electronic device heating temperature is serious, the access of blower and fan power is connected, whole device is made to reach energy-efficient effect.
Description
Technical field
The utility model belongs to frequency component technical field, and in particular to a kind of combiner.
Background technique
For combiner as frequency component a kind of in communication system, main function is the signal group for the multiband that will be inputted
It closes and exports road together into same set of indoor distributed system.Due in the cavity of combiner there are a large amount of electronic devices, this
A little electronic devices are also easy to produce amount of heat during the work time, therefore, for the normal use for ensuring combiner, are preferably arranged in cavity
Radiator.
Existing heat dissipation has water cooled heat radiating and air-cooled heat dissipation, i.e., carries out in such a way that coolant liquid or water take away heat
Heat dissipation, although water cooled heat radiating is high-efficient, its security performance is not high, if water leakage fault occurs, will result directly in combiner
Equipment damage；Air-cooled heat dissipation is radiated by fan using air stream, not energy-efficient although security performance is high.
It is a kind of with safe heat dissipation, energy conservation and the combiner for not influencing radiating efficiency therefore, it is necessary to design.
Utility model content
To overcome technological deficiency of the existing technology, the utility model discloses a kind of combiners, pass through radiator
It radiates to the electronic device on combiner internal electron plate, and controls the working condition of blower by energy-saving circuit, make whole
A device is more energy efficient.
Technical solution adopted by the utility model to solve its technical problems is a kind of combiners, including are built in combiner
The intracorporal radiator of chamber, radiator include blower, and blower is arranged on a mounting board, are provided with mounting plate of blower or so two
At least provided with a ventilation hole on a side plate, interlayer, Air Filter built in interlayer are provided in two side plates；
The radiator further includes the energy-saving circuit with fan power control connection, and energy-saving circuit is set to circuit board
On, energy-saving circuit includes temperature sensing unit, signal processing unit and signaling control unit, temperature sensing unit output end and letter
The connection of number processing unit input terminal, signal processing unit output end are connect with signaling control unit input terminal, signaling control unit
Output end and fan power control connect.
Preferably, the blower includes two, one of them is set to the right end of the mounting plate, the setting of another blower
In the left end of mounting plate.
Preferably, temperature sensing unit includes temperature sensitive resister, divider resistance, and power supply is connect with temperature sensitive resister one end,
The temperature sensitive resister other end is connected with the divider resistance, temperature sensitive resister, divider resistance public connecting end as temperature sensing list
First output end；
Signal processing unit includes threshold resistance one, threshold resistance two and voltage comparator, and threshold resistance one and threshold value are electric
Two series connection of resistance, and threshold resistance one is connect with two public connecting end of threshold resistance with voltage comparator non-inverting input terminal, voltage ratio
Compared with device inverting input terminal as signal processing unit input terminal, voltage comparator output end is as signal processing unit output end；
Signaling control unit includes NMOS tube, relay, current-limiting resistance, and NMOS tube grid is inputted as signaling control unit
End, NMOS tube source electrode ground connection, NMOS tube drain electrode are connect by current-limiting resistance with relay coil one end, the relay coil other end
Power supply is connected, the first contact of the relay is connect with fan power, and the second contact of relay is connect with blower.
Preferably, the signal processing unit further includes lifting resistance, and described lifting resistance one end is connect with power supply,
Its other end is connect with the voltage comparator output end.
Preferably, the Air Filter is made of Buddhist nun's agriculture material, and electrostatic powder is coated on Air Filter.
The utility model has the beneficial effects that structure is simple, perfect in shape and function, by radiator to combiner internal electron
Electronic device on plate radiates, and the working condition of blower is controlled by energy-saving circuit, is dissipation from electronic devices in blower
When not serious to electronic device heating temperature, the access of blower and fan power is disconnected；When electronic device heating temperature is serious, connect
The access of ventilation blower and fan power makes whole device reach energy-efficient effect.
Detailed description of the invention
Fig. 1 is a kind of specific embodiment structural schematic diagram of the utility model.
Fig. 2 is a kind of functional block diagram of energy-saving circuit described in the utility model.
Fig. 3 is a kind of circuit diagram of energy-saving circuit described in the utility model.
Appended drawing reference: 1- cavity, 2- mounting plate, 3- side plate, 4- blower, 5- ventilation hole, 6- interlayer, 7- Air Filter, 8- electricity
Road plate, PTC- temperature sensitive resister, R1- divider resistance, R2- threshold resistance one, R3- threshold resistance two, R4- lift resistance, R5- current limliting
Resistance, U1- voltage comparator, Q1-MOS pipe, J- relay, the first contact K1-, the second contact K2-, VDD- power supply.
Specific embodiment
More detailed description is done to the embodiments of the present invention below in conjunction with attached drawing and appended drawing reference, makes to be familiar with ability
The technology people in domain can implement accordingly after studying this specification carefully.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "horizontal", "inner" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
Embodiment 1: referring to attached drawing 1, attached a kind of combiner shown in Fig. 2, including the heat dissipation being built in combiner cavity 1
Device, radiator include blower 4, and blower 4 is arranged on mounting plate 2, are provided with 2 or so two side plates 3 of mounting plate of blower 4
On at least provided with a ventilation hole 5, be provided with interlayer 6 in two side plates 3, Air Filter 7 built in interlayer 6；
The radiator further includes the energy-saving circuit with fan power control connection, and energy-saving circuit is set to circuit board 8
On, energy-saving circuit includes temperature sensing unit, signal processing unit and signaling control unit, temperature sensing unit output end and letter
The connection of number processing unit input terminal, signal processing unit output end are connect with signaling control unit input terminal, signaling control unit
Output end and fan power control connect.
In the present embodiment, combiner is as common frequency component in a kind of communication system, on internal circuit board 8
Electronic device easily generate heat, be not influence the work of whole system, by radiator to the electricity on combiner internal electron plate 8
Sub- device radiates, and the working condition of blower 4 is controlled by energy-saving circuit, and whole device is made to reach energy-efficient effect.
Specifically, disconnecting blower 4 and wind when blower 4 is that dissipation from electronic devices is not serious to electronic device heating temperature
The access of electromechanical source, blower 4 do not work；When electronic device heating temperature is serious, the access of blower 4 and fan power, wind are connected
Machine 4 works, and radiates for electronic device.
Ventilation hole 5 is arranged on both side plate 3, and 2 both ends of mounting plate are respectively provided with a blower 4, and wind direction is oppositely arranged, and leads to
The ventilation hole 5 and two blowers 4 on both side plate 3 are crossed, the heat on electronic device can be by the air-flow that blower 4 is formed by heat band
Out to outside ventilation hole 5, Air Filter 7 built in the interlayer 6 in side plate 3 is that the impurity in order to prevent outside cavity 1 enters in cavity 1, shadow
Ring the work of combiner.And Air Filter 7 is made of Buddhist nun's agriculture material, is also coated with electrostatic powder on Air Filter 7.
Embodiment 2: referring to a kind of attached energy-saving circuit shown in Fig. 3, temperature sensing unit includes temperature sensitive resister PTC, partial pressure
Resistance R1, power supply VDD are connect with the one end temperature sensitive resister PTC, and the temperature sensitive resister PTC other end and the divider resistance R1 go here and there
Connection, temperature sensitive resister PTC, divider resistance R1 public connecting end as temperature sensing unit output end；
Signal processing unit includes one R2 of threshold resistance, threshold resistance two R3 and voltage comparator U1, one R2 of threshold resistance
It connects with two R3 of threshold resistance, and one R2 of threshold resistance and two R3 public connecting end of threshold resistance are same mutually defeated with voltage comparator U1
Enter end connection, voltage comparator U1 inverting input terminal is as signal processing unit input terminal, voltage comparator U1 output end conduct
Signal processing unit output end；
Signaling control unit includes NMOS tube Q1, relay J, current-limiting resistance R5, and NMOS tube Q1 grid is controlled as signal
Unit input terminal, NMOS tube Q1 source electrode ground connection, NMOS tube Q1 drain electrode are connect by current-limiting resistance R5 with relay J coil one end,
The relay J coil other end connects power supply VDD, and the first contact relay J K1 is connect with fan power, relay J second
Contact K2 is connect with blower 4.
The present embodiment is a kind of specific embodiment of energy-saving circuit, specifically, wherein energy-saving circuit is set to circuit board
On 8, temperature sensitive resister PTC in energy-saving circuit can in real time on collecting circuit board 8 electronic device the degree of heat, if electronic device is sent out
When heat is more serious, the resistance value at the both ends divider resistance R1 is smaller, i.e., it is same to be less than it for the value of input voltage comparator U1 inverting input terminal
The voltage value of phase input terminal, voltage comparator U1 export high level to NMOS tube Q1 grid, so that NMOS tube Q1 conducting, relay
J coil both ends have electric current to pass through, the first contact K1 and second touching K2 point inhale and, fan power is connected to blower 4, blower 4 work,
For dissipation from electronic devices；
If electronic device fever is not serious, the resistance value at the both ends divider resistance R1 is larger, i.e., input voltage comparator U1 is anti-
The value of phase input terminal is greater than the voltage value of its non-inverting input terminal, and voltage comparator U1 exports low level to NMOS tube Q1 grid, makes
NMOS tube Q1 cut-off is obtained, relay J coil both ends no current passes through, and the first contact K1 and the second contact K2 are disconnected, fan power
It is disconnected with blower 4, blower 4 stops being dissipation from electronic devices；
Energy-saving circuit can realize energy-efficient effect according to the working condition of the febrile state real-time control blower 4 of electronic device
Fruit.
Temperature sensitive resister PTC in this circuit is positive temperature coefficient thermistor, i.e. temperature is higher, and resistance value is higher.
Signal processing unit further includes lifting resistance R4, and lifting one end resistance R4 is connect with power supply VDD, the other end
It is connect with the voltage comparator U1 output end.Setting lifting resistance R4 can ensure that voltage comparator U1 normally exports height electricity
It is flat, improve the stability of entire energy-saving circuit.
The above content is the further descriptions made in conjunction with specific preferred embodiment to the utility model, cannot recognize
Determine specific embodiment of the present utility model to be only limited to these instructions.For the common skill of the utility model technical field
For art personnel, the other embodiments obtained in the case where not departing from the technical solution of the utility model be should be included in practical
In novel protection scope.
Claims (5)
1. a kind of combiner, it is characterised in that: including the radiator being built in combiner cavity (1), radiator includes
Blower (4), blower (4) be arranged on mounting plate (2), be provided with blower (4) mounting plate (2) left and right two side plates (3) up to
It is provided with a ventilation hole (5) less, is provided with interlayer (6) in two side plates (3), Air Filter (7) built in interlayer (6)；
The radiator further includes the energy-saving circuit with fan power control connection, and energy-saving circuit is set on circuit board (8),
Energy-saving circuit includes temperature sensing unit, signal processing unit and signaling control unit, temperature sensing unit output end and signal
The connection of processing unit input terminal, signal processing unit output end are connect with signaling control unit input terminal, and signaling control unit is defeated
Outlet and fan power control connect.
2. combiner as described in claim 1, it is characterised in that: the blower (4) includes two, one of them is set to institute
The right end of mounting plate (2) is stated, another blower (4) is set to the left end of mounting plate (2).
3. combiner as described in claim 1, it is characterised in that: temperature sensing unit includes temperature sensitive resister (PTC), partial pressure electricity
It hinders (R1), power supply (VDD) is connect with the one end temperature sensitive resister (PTC), temperature sensitive resister (PTC) other end and the divider resistance
(R1) connect, temperature sensitive resister (PTC), divider resistance (R1) public connecting end as temperature sensing unit output end；
Signal processing unit includes threshold resistance one (R2), threshold resistance two (R3) and voltage comparator (U1), threshold resistance one
(R2) connect with threshold resistance two (R3), and threshold resistance one (R2) with threshold resistance two (R3) public connecting end compared with voltage
The connection of device (U1) non-inverting input terminal, as signal processing unit input terminal, voltage compares voltage comparator (U1) inverting input terminal
Device (U1) output end is as signal processing unit output end；
Signaling control unit includes NMOS tube (Q1), relay (J), current-limiting resistance (R5), and NMOS tube (Q1) grid is as signal
Control unit input terminal, NMOS tube (Q1) source electrode ground connection, NMOS tube (Q1) drain electrode pass through current-limiting resistance (R5) and relay coil
(J) one end connects, and relay (J) the coil other end connects power supply (VDD), the first contact of relay (J) (K1) and blower
Power supply connection, the second contact of relay (J) (K2) is connect with blower (4).
4. combiner as claimed in claim 3, it is characterised in that: the signal processing unit further includes lifting resistance (R4),
Lifting resistance one end (R4) is connect with power supply (VDD), and the other end and the voltage comparator (U1) output end connect
It connects.
5. combiner as described in claim 1, it is characterised in that: Air Filter (7) the You Ninong material is made, Air Filter
(7) electrostatic powder is coated on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821561681.9U CN209201446U (en) | 2018-09-25 | 2018-09-25 | A kind of combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821561681.9U CN209201446U (en) | 2018-09-25 | 2018-09-25 | A kind of combiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209201446U true CN209201446U (en) | 2019-08-02 |
Family
ID=67406600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821561681.9U Active CN209201446U (en) | 2018-09-25 | 2018-09-25 | A kind of combiner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209201446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114268086A (en) * | 2021-11-29 | 2022-04-01 | 海鹰企业集团有限责任公司 | Working circuit system and method of industrial chip in ultralow temperature environment |
-
2018
- 2018-09-25 CN CN201821561681.9U patent/CN209201446U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114268086A (en) * | 2021-11-29 | 2022-04-01 | 海鹰企业集团有限责任公司 | Working circuit system and method of industrial chip in ultralow temperature environment |
| CN114268086B (en) * | 2021-11-29 | 2024-03-26 | 海鹰企业集团有限责任公司 | Working circuit system and method of industrial-grade chip in ultralow temperature environment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203103800U (en) | Power distribution box with excellent heat dissipation | |
| CN203932746U (en) | Switchgear temperature control system | |
| CN204707397U (en) | A kind of rack of fan type open air | |
| CN209201446U (en) | A kind of combiner | |
| CN105591294A (en) | Distributed type power supply grid-connected power distribution cabinet | |
| CN203166499U (en) | IGBT overvoltage protection circuit of electromagnetic oven | |
| WO2019024691A1 (en) | Protection circuit and air conditioner | |
| CN203397244U (en) | Transformer temperature control system based on Internet of things | |
| CN208608725U (en) | A kind of secondary overvoltage protector | |
| CN104882837A (en) | Enclosed busbar micro-positive-pressure hot air maintenance apparatus | |
| CN105119166A (en) | Automatic cooling switch cabinet used for fuse type isolation switch | |
| CN105257579B (en) | A kind of adjustable speed fan | |
| CN207939201U (en) | A kind of Surge Protector | |
| CN211405068U (en) | Good heat dissipation's switch board | |
| CN106568159A (en) | Terminal node device capable of controlling indoor humidity and control method thereof | |
| CN208862415U (en) | A kind of energy-saving distribution box | |
| CN208401534U (en) | One kind is from switch protecting circuit | |
| CN106786394A (en) | Interlock protection circuit | |
| CN207879647U (en) | A kind of permanent air quantity blower fan applied to wall-hung boiler | |
| CN206523552U (en) | Digital Zinc-Oxide Arrester on-line measuring device | |
| CN204668874U (en) | Micro-positive pressure of enclosed busbar hot-air maintenance device | |
| CN205724559U (en) | A kind of wall-penetrating type wind trunk heat abstractor for underground power station dish cabinet | |
| CN204630205U (en) | A kind of handpiece Water Chilling Units | |
| CN205606969U (en) | Hgis combined electrical apparatus temperature control system | |
| CN207945781U (en) | A kind of electric substation's capacitor chamber and ground connection become chamber ventilated structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |