CN106712183B - Integrated charger of dust sampler - Google Patents
Integrated charger of dust sampler Download PDFInfo
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- CN106712183B CN106712183B CN201611234119.0A CN201611234119A CN106712183B CN 106712183 B CN106712183 B CN 106712183B CN 201611234119 A CN201611234119 A CN 201611234119A CN 106712183 B CN106712183 B CN 106712183B
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- charging
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- charger
- power
- input interface
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- 239000000428 dust Substances 0.000 title claims abstract description 111
- 238000010079 rubber tapping Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 239000003570 air Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000005070 sampling Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006806 disease prevention Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- H02J7/0021—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
- H02J7/0049—Detection of fully charged condition
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an integrated charger of a dust sampler, which comprises a power supply connecting wire, a charger body and a charging connecting sub-wire which are sequentially connected; the charger body comprises a shell, an internal circuit is arranged in the shell, the internal circuit comprises at least two paths of independent charging circuits, the input ends of the charging circuits are connected with a power input interface arranged on the side surface of the shell, the power input interface is connected with the power connecting wire, and the charging circuits are connected with a mains supply input through the power input interface and the power connecting wire; the output end of the charging circuit is connected with a charging connection tapping line through an output interface; and one end of the charging connection tapping line adopts a connector matched with the output interface, the other end of the charging connection tapping line is a branching connector of at least two paths, and one path of the charging circuit output end is connected with one path of branching connector through an aviation plug and the aviation plug respectively.
Description
Technical Field
The invention belongs to the technical field of dust samplers, and particularly relates to an integrated charger of a dust sampler.
Background
The dust sampler is a portable device for collecting a dust sample in a dust-containing air. The pre-catcher is a separating device of the dust sampler. The respiratory dust pre-catcher can separate respiratory dust and coarse powder dust which harm human bodies, and the separation efficiency of the respiratory dust pre-catcher accords with internationally recognized BMRC curve standard. The method is widely applied to health monitoring and evaluation of departments such as disease prevention, environment monitoring, labor protection, safety supervision, military, scientific research and teaching, metallurgy, petrochemical industry, railway, building materials and the like, and is specially used for measuring the average concentration of dust in air in working places of production teams.
Dust samplers in the prior art are various in variety, including portable dust samplers, individual dust samplers, intelligent dust samplers and the like; the portable dust sampler consists of a sampling clamp, a flowmeter and air suction power, can be supported by a tripod, has the height of 1-l.5 m, and the air suction power is realized by rotating a small motor to drive an impeller to rotate at a high speed to generate negative pressure so as to suck air in, and has the air collection speed of 5-25L/min; the individual dust sampler consists of a dust sampling clamp, an air pump, a rotameter, a flow recording regulating valve and a battery basin, wherein the current is 6-9V nickel forceps battery (direct current), a direct current micro motor drives a film pump to suck dust-containing gas from the sampling clamp, the dust is blocked on a weighed filter membrane, the gas is discharged through a pump body after being metered by the flowmeter, and the sampled filter membrane is weighed, so that the dust quantity of dust workers is calculated when the dust workers work, and the sampler is characterized by small volume, light weight (about 2 kg), convenient carrying, capability of being fixed on the back of the workers by a belt, capability of being placed near a chest breathing belt, capability of continuously sampling for 8 hours, flow rate of 2.5 liter/minute and suitability for workshop air dust sampling; the intelligent dust sampler is a conventional instrument for measuring the concentration of floating dust in ambient air, and is suitable for monitoring and sampling in various levels of environmental monitoring stations, occupational health monitoring institutions, industrial and mining enterprise safety supervision departments, scientific research institutions, education departments and the like. Each dust sampler of different types is further specifically divided into dust samplers of different types due to the differences of manufacturers and details. Different dust samplers, such as mining dust samplers, atmospheric dust samplers and the like, can be practically used in different use places.
However, the existing domestic dust sampler charger mainly has a single structure, namely, one dust charger can charge only one dust sampler of the same type, and the current dust sampler specification is clearly warned: in the case of battery replacement, the battery pack of the original factory must be used-! The dust sampler must be charged using the factory's complete charger ≡ -! However, in practical applications, only the specific type of dust sampler can use its matched charger, so that even different types of dust samplers produced by the same manufacturer need to be matched with the production charger. In the use, because the dust sampler that uses in different places is different, need dispose a plurality of chargers for the dust sampler of different models, not only increased use cost, occupy more space simultaneously. In addition, the charger of the existing dust sampler consumes longer time in charging, the charging power cannot be adjusted, and functions such as battery capacity saturation prompt and the like are not achieved.
Disclosure of Invention
The invention provides an integrated charger of a dust sampler, which aims to solve the problem that the existing dust sampler can only use a matched charger.
In order to achieve the above object, the present invention provides the following first technical solution:
the charging connection branch line comprises an input interface and at least two branch lines, wherein the input interface is connected with the branch lines through connecting lines respectively, the input interface adopts a multi-core plug, the positive electrode line of each branch line is correspondingly connected with one core joint in the multi-core plug respectively, and the rest joints in the multi-core plug are connected with the negative electrode line of each branch line joint; and the branching joints of at least two paths are all of different types.
In order to achieve the above object, the present invention provides the following second technical solution:
the integrated dust sampler charger based on the charging connection sub-wiring comprises a power supply connecting wire, a charger body and the charging connection sub-wiring which are sequentially connected; the method is characterized in that:
the charger body comprises a shell, an internal circuit is arranged in the shell, the internal circuit comprises at least two paths of independent charging circuits, the input ends of the charging circuits are connected with a power input interface arranged on the side surface of the shell, the power input interface is connected with the power connecting wire, and the charging circuits are connected with a mains supply input through the power input interface and the power connecting wire; the output end of the charging circuit is connected with a charging connection tapping line through an output interface;
the multi-core plug at one end of the charging connection branch line adopts a plug matched with the output interface, and one path of the output end of the charging circuit is connected with one path of branch line connector through the output interface and the multi-core plug respectively.
Further, the upper surface of the shell of the charger body is provided with a handle, so that the whole integrated charger is convenient to carry.
Further, a plurality of heat dissipation holes are formed in the side surface of the shell of the charger body, and the heat dissipation holes are used for dissipating heat generated by an internal circuit inside the shell in a charging process.
Further, the power input interface of the side surface of the shell of the charger body adopts an AC220V input interface, the power connection wire adopts an AC220V connection wire, the number of the AC220V input interface and the number of the AC220V connection wire are both one, and the AC220V input interface and the AC220V connection wire are mutually connected to provide an external charging power supply for the charger body.
Further, a power switch is arranged on the side surface of the shell of the charger body, the power switch is arranged between the AC220V input interface and the internal circuit, and the power switch controls the power on-off of the whole integrated charger.
Furthermore, the output interface adopts an aviation socket, and the multi-core plug at one end of the charging connection split wire adopts an aviation plug.
Further, the number of the aviation sockets and the number of the charging connection branch lines are equal, the number of the aviation sockets and the number of the charging connection branch lines is at least one, and the total number of the branch connectors is equal to the total number of the charging circuits. The aviation socket and the aviation plug are fast connected and separated, and the integrated charger is good in environment resistance and high in reliability, so that stability and reliability of the integrated charger when the integrated charger charges the dust sampler are guaranteed.
Furthermore, the branching connector adopts charging interfaces of different types, and can be provided for dust collectors of different types to be charged simultaneously.
Further, the charging circuit comprises a rectifying circuit, an adjustable constant current source and a voltage detection circuit which are sequentially connected, the rectifying circuit converts 220V alternating current mains supply input by the charging circuit into direct current, the adjustable constant current source converts the input direct current into charging current suitable for the dust sampler, and the voltage detection circuit is used for detecting whether the dust sampler is fully charged or not and converting the charging current into trickle charge for the dust sampler after detecting that the dust sampler is fully charged.
Further, set up first LED lamp and second LED lamp in the charging circuit, first LED lamp is bright red at the charging process, indicates that the dust sampler is in charge state, first LED lamp is extinguished after being full of electricity, the second LED lamp is bright green after being full of electricity, indicates that the dust sampler is in full of electricity state. The first LED lamp and the second LED lamp are both arranged on the side surface of the shell of the charger body.
The invention has the beneficial effects that:
1. the independent multipath charging circuit and the multipath branching connectors with different types are arranged to realize that the integrated charger of the dust sampler can charge a plurality of dust samplers with different types simultaneously; the charging circuit connected with the branching connectors of different types can be specifically arranged according to different requirements of the dust samplers of different types on charging, charging current and charging power can be adjusted, charging time of the dust samplers is effectively shortened, and the aviation socket and the aviation plug are fast connected and separated, so that stability and reliability of the integrated charger when the dust samplers are charged are guaranteed due to the characteristics of good environment resistance and high reliability.
2. The charging indicator lamp provided by the invention realizes the charging process of the dust sampler by the dust sampler integrated charger and the prompt of the saturation of the electric quantity of the dust sampler, and the voltage detection circuit of the charging circuit is used for detecting whether the dust sampler is fully charged or not and converting the charging into trickle charging to the dust sampler after detecting that the dust sampler is fully charged.
3. The circuit has simple structure and low cost, effectively controls the investment of the cost and is beneficial to the large-scale popularization of the invention.
Drawings
Fig. 1 is a schematic structural view of a charger body of the present invention;
FIG. 2 is a schematic diagram of a charging connection split line of the present invention;
FIG. 3 is a schematic diagram of a power connection wire according to the present invention;
FIG. 4 is a schematic diagram of a charging circuit according to the present invention;
the device comprises a 1-aviation socket, a 2-charging indicator lamp, a 3-power switch, a 4-AC220V input interface, a 5-handle, a 6-radiating hole, a 7-aviation plug, an 8-branching connector, a 9-AC220V connecting wire and a 10-charging circuit.
The specific embodiment is as follows:
the invention will be further described with reference to the drawings and examples.
Example 1:
the integrated charger of the dust sampler comprises a charger body of the invention shown in figure 1, a charging connection sub-wire of the invention shown in figure 2 and a power connection wire of the invention shown in figure 3, wherein the power connection wire and the charger body are sequentially connected with the charging connection sub-wire; the power supply connecting wire is connected with the mains supply input, and the charging connection branch wire is connected with the dust sampler.
The specific structure of the charger body is shown in fig. 1, the charger body comprises a shell, an internal circuit is arranged in the shell, the internal circuit comprises twenty paths of independent charging circuits 10, the input ends of the charging circuits 10 are connected with power input interfaces arranged on the side surface of the shell, the power input interfaces on the side surface of the shell of the charger body adopt AC220V input interfaces 4, the number of the AC220V input interfaces 4 is one, the power input interfaces are connected with a power connecting wire, and the charging circuits 10 are connected with mains supply input through the power input interfaces and the power connecting wire;
the output end of the charging circuit is connected with a charging connection tapping line through an aviation socket 1; in the present embodiment, 2 aviation sockets 1 are provided as output interfaces on both opposite side surfaces of the housing of the charger body as shown in fig. 1, and the total number of aviation sockets 1 is 4. Each aviation socket 1 can provide five output power sources, and each output power source is separately connected with a separate charging circuit 10 in the internal circuit.
Five pairs of charging indicator lamps 2 are arranged below each aviation socket 1 on the side surface of the shell of the charger body, and the number of pairs of charging indicator lamps 2 is equal to the number of charging circuits 10. Each pair of charging indicator lamps 2 comprises a first LED lamp and a second LED lamp, the first LED lamp is bright red in the charging process to indicate that the dust sampler is in a charging state, the first LED lamp is extinguished after being fully charged, and the second LED lamp is bright green after being fully charged to indicate that the dust sampler is in a fully charged state.
The side surface of the shell of the charger body is provided with a power switch 3 below the charging indicator lamp 2, the power switch 3 is arranged between the AC220V input interface 4 and the internal circuit, and the power switch 3 controls the power on-off of the whole integrated charger.
The upper surface of the shell of the charger body is provided with a handle 5, so that the whole integrated charger is convenient to carry.
The charger comprises a charger body, wherein a plurality of radiating holes 6 are formed in the side surface of the shell except for the side surface provided with an aviation socket 1, a charging indicator lamp 2, a power switch 3 and an AC220V input interface 4, and the radiating holes 6 are used for dissipating heat generated by an internal circuit inside the shell in a charging process.
In fig. 1, four charging connection tapping lines are configured in the embodiment corresponding to the four aviation sockets 1, as shown in fig. 2, one end of each charging connection tapping line adopts an aviation plug 7, the other end of each charging connection tapping line is a tapping connector 8 comprising five paths, and the total number of tapping connectors in the four charging connection tapping lines is twenty; the output end of one path of charging circuit 10 is connected with one path of branching joint through one aviation plug 7 and one aviation plug 1 respectively.
In the embodiment, the adopted aviation plug 7 is a seven-core aviation plug, wherein five cores in the seven-core aviation plug are respectively connected with positive wires of the five branch connectors 8, the remaining two cores are respectively connected with negative wires of the five branch connectors 8 in parallel, and each charging connection branch wire provides five paths of power output so as to realize the simultaneous charging of five dust samplers; the branch joint adopts the interface that charges of different models respectively, and the rechargeable battery voltage that the dust sampler of different models of mainstream used is the same basically in practical application, but the interface that charges that the dust sampler of different models used of stream is different, and the interface that charges that sets up the branch joint respectively in this embodiment is the interface that charges that is connected the use corresponding with the interface that charges of the dust sampler of different models of mainstream, can provide the dust collector of different models and charge simultaneously. The dust samplers of different types are connected through the branch connectors matched with the dust samplers, and all are provided with power by an independent group of charging circuits 10, and the charging circuits adopt mature circuit designs, so that the dust samplers have the advantages of stable and reliable charging voltage and current and high safety.
The aviation socket 1 and the aviation plug 7 are fast connected and separated, and the integrated charger is good in environment resistance and high in reliability, so that stability and reliability of the integrated charger when the integrated charger charges the dust sampler are guaranteed.
The AC220V input interface 4 in fig. 1 is connected with the power connection line in fig. 3, and provides an external charging power supply for the charger body. As shown in fig. 3, the power connection line adopts an AC220V connection line 9, the number of the AC220V input interfaces 4 and the number of the AC220V connection lines 9 are all one, the AC220V input interfaces 4 and the AC220V connection line 9 are connected with each other, and the charging circuit 10 is connected with the AC220V connection line 9 through the AC220V input interfaces 4 to input mains supply.
As shown in fig. 4, a separate charging circuit 10 is provided. The charging circuit 10 comprises a rectifying circuit, an adjustable constant current source and a voltage detection circuit which are sequentially connected, wherein the rectifying circuit converts 220V alternating current mains supply input by the charging circuit into direct current, the adjustable constant current source converts the input direct current into charging current suitable for the dust sampler, and the voltage detection circuit is used for detecting whether the dust sampler is fully charged or not and converting the charging current into trickle charging for the dust sampler after detecting that the dust sampler is fully charged.
The charging circuit is internally provided with a first LED lamp LED1 and a second LED lamp LED2, the first LED lamp LED1 is bright red in the charging process to indicate that the dust sampler is in a charging state, the first LED lamp LED1 is extinguished after being fully charged, and the second LED lamp LED2 is bright green after being fully charged to indicate that the dust sampler is in a fully charged state.
The rectifying circuit is configured as a full-bridge rectifying circuit in this embodiment, which converts 220V AC mains input from the AC220V input interface 4 into 12V dc. The full-bridge rectifying circuit further comprises a transformer, a full-bridge circuit and a capacitance filter circuit.
The adjustable constant current source comprises an adjustable resistor RP 1 Resistance R 2 Resistance R 3 Resistance R 4 Resistance R 2 Darlington transistor VT 1 Adjustable resistor RP 1 An adjustable resistor of 0.68-1 kΩ is selected, and the resistance value of the adjustable resistor RP1 is adjusted to change the charging current in the charging process of the dust sampler, so that the adjustable resistor RP 1 Regulated by 0.68 to 1kΩ, with the corresponding charging current varying continuously from 0A to 1A. The adjustable constant current source generates charging voltage suitable for the corresponding dust sampler and charging current with 0-1A capable of being continuously adjusted.
The voltage detection circuit comprises a resistor R 6 Adjustable resistor RP 2 Resistance R 7 Capacitance C 2 Transistor VT 2 And a relay J for setting a set value of a termination voltage according to the capacity of the battery in the dust sampler of different types, and a contact JK during the charging process of the dust sampler 1 The adjustable constant current source is connected to the charging circuit, the first LED lamp LED1 is connected to the charging circuit, the first LED lamp lights the red LED1, and the dust sampler is charged;
when the voltage detection circuit detects that the battery voltage of the dust sampler rises to a set value, a transistor VT 2 Saturated conduction causes the relay J to be electrified and attracted, and contacts JK 1 Shift position to make VT 1 The second LED lamp LED2 turns on green when the bias is lost, indicating that it is fully charged. Simultaneous contact JK 2 Also switch the position to make the resistor R 5 The charging loop is connected to perform trickle charge of about 100mA to the battery pack. Therefore, depending on the type of the dust sampler, the trickle charge current is typically 2% of the battery capacity if the nickel-metal hydride battery is used as the battery in the dust sampler, and is typically 1/16 of the battery capacity if the nickel-cadmium battery is used as the battery in the dust sampler.
According to the difference of the branch connectors connected with the different charging circuits, namely the difference of the total voltages of batteries in dust samplers of different types charged by the different charging circuits, the set value of the termination voltage is different, and the set value of the termination voltage is obtained by disconnecting a switch K in the graph 4, connecting an adjustable stabilized voltage supply between A, B points, adjusting the voltage to be the same as the total voltage of the batteries in the connected dust samplers, and then adjusting an adjustable resistor RP 2 And (3) making J just sucked.
The parts not described in the present invention are realized by the prior art. Although terms such as the air outlet 1, the power switch 3, the heat sink 6, the junction connector 8, etc. are more used herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
While the foregoing description of the embodiments of the present invention has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the invention, but rather, it is intended to cover all modifications or variations within the scope of the invention as defined by the claims of the present invention.
Claims (5)
1. An integrated charger for dust sampler is characterized in that:
the charger comprises a power supply connecting wire, a charger body and a charging connection sub-wire which are connected in sequence;
the charging connection tapping line comprises an input interface and at least two branch joints, the input interface is connected with the branch joints through connecting wires respectively, the input interface adopts a multi-core plug, positive wires of each branch joint are correspondingly connected with one core joint in the multi-core plug respectively, and the rest joints in the multi-core plug are connected with negative wires of each branch joint; the branching joints of at least two paths are all of different types;
the charger body comprises a shell, an internal circuit is arranged in the shell, the internal circuit comprises at least two paths of independent charging circuits, the input ends of the charging circuits are connected with a power input interface arranged on the side surface of the shell, the power input interface is connected with the power connecting wire, and the charging circuits are connected with a mains supply input through the power input interface and the power connecting wire; the output end of the charging circuit is connected with a charging connection tapping line through an output interface; the multi-core plug at one end of the charging connection branch line adopts a plug matched with the output interface, and one path of output end of the charging circuit is connected with one path of branch line connector through the output interface and the multi-core plug respectively;
the output interface adopts an aviation socket, and the multi-core plug at one end of the charging connection split wire adopts an aviation plug;
the number of the aviation sockets is equal to that of the charging connection branch lines, the number of the aviation sockets is at least one, and the total number of the branch connectors is equal to that of the charging circuits;
the branch joint adopts charging interfaces of different types, can provide the dust collectors of different types with simultaneous charging, and the charging interfaces of the branch joint are respectively set to be charging interfaces which are correspondingly connected with the charging interfaces of the dust collectors of different types in the main flow, so that the branch joint can provide the dust collectors of different types with simultaneous charging; the dust samplers with different types are connected through the branch connectors matched with the dust samplers, and all the dust samplers are powered by an independent group of charging circuits;
the charging circuit comprises a rectifying circuit, an adjustable constant current source and a voltage detection circuit which are sequentially connected, the rectifying circuit converts 220V alternating current mains supply input by the charging circuit into direct current, the adjustable constant current source converts the input direct current into charging current suitable for the dust sampler, and the voltage detection circuit is used for detecting whether the dust sampler is fully charged or not and converting the charging current into trickle charge for the dust sampler after detecting that the dust sampler is fully charged.
2. The integrated dust sampler charger of claim 1, wherein: a handle is arranged on the upper surface of the shell of the charger body; the side surface of the shell of the charger body is provided with a plurality of heat dissipation holes.
3. The integrated dust sampler charger of claim 1, wherein: the power input interface of the side surface of the shell of the charger body adopts an AC220V input interface, the power connecting wire adopts an AC220V connecting wire, the number of the AC220V input interface and the number of the AC220V connecting wire are both one, and the AC220V input interface and the AC220V connecting wire are mutually connected to provide an external charging power supply for the charger body.
4. A dust sampler integrated charger as claimed in claim 3, wherein: the charger comprises a charger body, wherein a power switch is arranged on the side surface of the shell of the charger body, the power switch is arranged between an AC220V input interface and an internal circuit, and the power switch controls the power on-off of the whole integrated charger.
5. The integrated dust sampler charger of claim 1, wherein: the charging circuit is connected with a first LED lamp and a second LED lamp, and the first LED lamp and the second LED lamp are arranged on the side surface of the shell of the charger body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611234119.0A CN106712183B (en) | 2016-12-28 | 2016-12-28 | Integrated charger of dust sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611234119.0A CN106712183B (en) | 2016-12-28 | 2016-12-28 | Integrated charger of dust sampler |
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| Publication Number | Publication Date |
|---|---|
| CN106712183A CN106712183A (en) | 2017-05-24 |
| CN106712183B true CN106712183B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611234119.0A Active CN106712183B (en) | 2016-12-28 | 2016-12-28 | Integrated charger of dust sampler |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201111308Y (en) * | 2007-11-30 | 2008-09-03 | 泰盛国际股份有限公司 | USB charger |
| CN203434643U (en) * | 2013-04-12 | 2014-02-12 | 北京嘉捷恒信能源技术有限责任公司 | Portable charger applicable to many types of batteries |
| CN204315871U (en) * | 2014-11-21 | 2015-05-06 | 广东品胜电子股份有限公司 | A kind of data wire |
| CN205407357U (en) * | 2016-03-11 | 2016-07-27 | 张军辉 | Many mouthfuls of separated time formula USB chargers |
-
2016
- 2016-12-28 CN CN201611234119.0A patent/CN106712183B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201111308Y (en) * | 2007-11-30 | 2008-09-03 | 泰盛国际股份有限公司 | USB charger |
| CN203434643U (en) * | 2013-04-12 | 2014-02-12 | 北京嘉捷恒信能源技术有限责任公司 | Portable charger applicable to many types of batteries |
| CN204315871U (en) * | 2014-11-21 | 2015-05-06 | 广东品胜电子股份有限公司 | A kind of data wire |
| CN205407357U (en) * | 2016-03-11 | 2016-07-27 | 张军辉 | Many mouthfuls of separated time formula USB chargers |
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| CN106712183A (en) | 2017-05-24 |
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Denomination of invention: A dust sampler integrated charger Granted publication date: 20230922 Pledgee: Qilu bank Limited by Share Ltd. Ji'nan Lan Xiang Road Branch Pledgor: SHANDONG DINGAN TESTING CO.,LTD. Registration number: Y2024980004183 |
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