CN208190252U - for vehicle-mounted isolation lightning protection device - Google Patents
for vehicle-mounted isolation lightning protection device Download PDFInfo
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- CN208190252U CN208190252U CN201820541613.XU CN201820541613U CN208190252U CN 208190252 U CN208190252 U CN 208190252U CN 201820541613 U CN201820541613 U CN 201820541613U CN 208190252 U CN208190252 U CN 208190252U
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- cabinet
- vehicle
- lightning protection
- suppressor
- protection device
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Abstract
The utility model belongs to anti-thunder technical field, discloses a kind of for vehicle-mounted isolation lightning protection device, which includes cabinet and box baseplate, further includes input branch, output branch, vent unit, power supply suppressor and ground connection suppressor.By using power supply suppressor, frequency-selective filtering function can not only being realized, but also lightning current and other interference waves being blocked to invade to vehicle-mounted and its equipment, lightning current is forced to be released along the vent unit into the earth with higher potential；Output end by that will be grounded suppressor one end and vent unit connects; the ground connection suppressor other end is connect with vehicle-mounted protecting field and place of working respectively; realize isolated grouping ground connection; it prevents lightning current and other interference waves from invading by vehicle-mounted earthed system to damage and safety accident is caused in vehicle-mounted and its equipment, promotes vehicle-mounted class of safety protection.
Description
Technical field
The utility model belongs to anti-thunder technical field, is to be related to a kind of filling for vehicle-mounted isolation lightning protection more specifically
It sets.
Background technique
Vehicle electronic device as the round-the-clock vehicle in field work, due to interior area space is small, communication equipment is more,
The integrated level of microelectronic component is high, and the overvoltage and overcurrent tolerance that vehicle electronic device is born are poor, electromagnetism interference
The features such as ability is weak to easily become the target of lightning stroke, therefore is vital to vehicle-mounted lightning Protection.
Existing technology is using shunting, pressure, shielding equipotential joint grounding to play to Vehicular system and inside
The two-part lightning protection effect of system, i.e., be introduced directly into the earth for most lightning currents using outer protection and release, in addition,
Place of working, mobile unit protective grounding, power ground, body grounding and lightning protection are shared together by using equipotential design
One earthing or grounding means, and lightning current is introduced directly by the earth by ground line and is released, however requirement of this mode to ground resistance
It is relatively high, it is desirable that ground resistance is less than 10 Ω, and the stop position of vehicle-mounted body is indefinite, thus it requires to often stopping to one piece of position just
It needs that the grounding resistance of earth mat this block is measured and constructed, increases difficulty of construction, also increase the risk of lightning stroke.
Utility model content
The purpose of this utility model is to provide a kind of for vehicle-mounted isolation lightning protection device, it is intended to solve in the prior art
It is poor for vehicle-mounted lightning protection device protection effect, operational and the practicability is poor, depends on the problem of small grounding resistance unduly.
To achieve the goals above, the technical solution adopted in the utility model is: using vehicle-mounted isolation lightning protection device, institute
Stating isolation lightning protection device includes:
Cabinet, for being installed in car body, the cabinet has bottom plate；
Branch is inputted, for introducing alternating current；
Vent unit is installed in the cabinet, for lightning current of releasing, and the input terminal of the vent unit with it is described
It is in parallel to input branch；
Power supply suppressor is installed in the cabinet and connects with the input terminal of the vent unit and input branch, has
Frequency-selective filtering function, for block lightning current and it is other interference wave invasion, to vehicle-mounted and its work system working frequency without
Barrier effect forces lightning current and other interference waves to be released along the vent unit into ground；
It is grounded suppressor, is installed in the cabinet and the output of described ground connection suppressor one end and the vent unit
End connection, the ground connection suppressor other end with vehicle-mounted work place and protected place for connecting；And
Export branch；It connects with the input branch；
The cabinet and the box baseplate enclose be respectively used to accommodate the vent unit, the power supply suppressor,
And the accommodating chamber of the ground connection suppressor.
It further, further include connecting respectively with the ground connection suppressor to realize to the lightning protection column of external ground and guarantor
Earthing rod is protected, the lightning protection column and the protective grounding column are distributed in the opposite sides on the cabinet respectively.
It further, further include the input terminal aviation flange seat being connect with external power input and power output end connection
Output aviation flange seat, the input terminal aviation flange seat is distributed in the left side of the cabinet, the output end aviation flange
Seat is distributed in the right side of the cabinet.
It further, further include in the cabinet and the vent unit being supplied to slide into the sliding rail in the cabinet, institute
State the sliding slot for offering in vent unit and protruding into for the sliding rail.
Further, further include set on the intracorporal indicator light of the case, be installed in the cabinet and be used to drive described
The wiring board of indicator light running and the epoxy plate for being used to support the wiring board, the wiring board electrically connect with communication power supply
It connects, the opening stretched out for the indicator light is offered on the cabinet.
It further, further include the alarm lamp being installed on the cabinet, the alarm lamp electrically connects with the wiring board
It connects.
Further, it is offered on the cabinet for for the vent unit, the power supply suppressor and the route
The several groups heat release hole of plate heat dissipation.
Further, heat release hole described in several groups, which is located on the cabinet, corresponds to the vent unit, the electricity
The position of source suppressor and the wiring board.
It further, further include being provided on the cabinet for the cabinet to be installed on the vehicle intracorporal pivot
Several fixed plates open up the fixation hole passed through for the pivot in each fixed plate respectively.
Further, each fixed plate is distributed in four edges of the cabinet respectively.
Beneficial effect provided by the utility model for vehicle-mounted isolation lightning protection device is: compared with prior art,
The utility model is used for vehicle-mounted isolation lightning protection device by using power supply suppressor, to not only have frequency-selective filtering function
Can, and lightning current can be blocked to pass through and lightning current is made to release out lightning current with higher potential by the vent unit；It is logical
The output end of suppressor one end and vent unit will be grounded by, which crossing, connects, the ground connection suppressor other end respectively with vehicle-mounted place of working and guarantor
The connection of shield ground realizes isolated grouping ground connection, so that vehicle-mounted lightning protection effect greatly increases, protects to the greatest extent
Vehicle-mounted equipment safety, and not high to the required value of ground resistance, specific structure is small and exquisite, easy to operate, safe ready.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Required practical attached drawing is briefly described in description, it should be apparent that, the accompanying drawings in the following description is only the present embodiment
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the overall structure exploded view for vehicle-mounted isolation lightning protection device that the utility model embodiment proposes；
Fig. 2 is the appearance signal for vehicle-mounted isolation lightning protection device in the cabinet that the utility model embodiment proposes
Figure.
Wherein, each appended drawing reference in figure:
1- cabinet；2- box baseplate；3- vent unit；4- power supply suppressor；5- is grounded suppressor；6- lightning protection column；
7- protective grounding column；8- block；9- indicator light；10- wiring board；11- epoxy plate；12- heat release hole；13- fixed plate；14- output
Hold aviation flange seat；15- input terminal aviation flange seat；130- fixation hole.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.
In addition, it should also be noted that, positional terms such as left and right, upper and lower in the utility model embodiment, are only mutual
Be relative concept or with the normal operating condition of product be reference, and should not be regarded as it is restrictive below in conjunction with
The realization of the utility model is described in detail in specific embodiment.
As shown in Fig. 1~2, the present embodiment proposes a kind of for vehicle-mounted isolation lightning protection device, including (attached drawing is not for car body
Make), communication equipment and communication power supply are installed in the car body, which can be used for for the intracorporal communication equipment work of vehicle
Make, in addition, further including the lightning protection isolating device for vehicle-mounted lightning Protection in above-mentioned car body, which includes case
Body 1 and the box baseplate 2 being installed on cabinet 1, the lightning protection isolating device further include input branch and output branch, and difference
Being installed on the intracorporal vent unit 3 of above-mentioned case, power supply suppressor 4 and ground connection suppressor 5, above-mentioned input branch can be used for introducing
Alternating current, the input terminal of above-mentioned vent unit 3 is in parallel with above-mentioned input branch, above-mentioned power supply suppressor 4 respectively with above-mentioned list of releasing
The input terminal of member 3 and input branch series connection, in addition, above-mentioned 5 one end of ground connection suppressor is connect with the output end of above-mentioned vent unit 3
After access grounded screen, the vehicle-mounted work place and protected place connection of the other end of above-mentioned ground connection suppressor 5, and above-mentioned input terminal with it is defeated
Branch is connected out.Preferably, in the present embodiment, above-mentioned vent unit 3, above-mentioned power supply suppressor 4, above-mentioned ground connection suppressor 5
The length direction along cabinet 1 is sequentially distributed respectively, and above-mentioned cabinet 1 enclosed with box baseplate 2 can be respectively used to accommodate it is above-mentioned
Vent unit 3, power supply suppressor 4, the accommodating chamber for being grounded suppressor 5 (attached drawing is not made).In this way, by using power supply suppressor
4,
The power supply suppressor 4 not only has the function of frequency-selective filtering, but also can be used for blocking lightning current and other interference waves
Invasion, to vehicle-mounted and its work system the unobstructed effect of working frequency, forces lightning current and other interference waves to be let out along described
Unit is put to release into ground；Output end by that will be grounded 5 one end of suppressor and vent unit connects, and is grounded 5 other end of suppressor
It is connect respectively with vehicle-mounted work place and protected place, isolated grouping ground connection is realized, so that vehicle-mounted lightning protection effect is big
It is big to increase, vehicle-mounted equipment safety is protected to the greatest extent, and not high to the required value of ground resistance, specific structure is small
Ingeniously, easy to operate, safe ready.
Preferably, above-mentioned cabinet 1 with box baseplate 2 in addition to being connect by the way of hinge, can also be by shaft by cabinet
Bottom plate 2 such as is installed on above-mentioned cabinet 1 at the modes, does not limit uniquely herein.
Preferably, above-mentioned ground connection suppressor 5 includes lightning protection ground wire row, protection ground wire row and working grounding cable row, and above-mentioned
Lightning protection ground wire row connect with above-mentioned vent unit, grounded screen is accessed after series connection then to be grounded, and protect ground wire arrange with it is upper
It states communication equipment connection and working grounding cable row connect with above-mentioned communication power supply, to be grounded.In this way, it can be achieved that the list that will release
Member 3, communication equipment, communication power supply are individually grounded, and realize that each earthed system in conbined earthing system is mutually indepedent, mutually not
It influences, reduces the requirement to grounding resistance.
Further, referring to Fig. 1, as a kind of tool provided by the utility model for vehicle-mounted isolation lightning protection device
Body embodiment, above-mentioned lightning protection device further include lightning protection column 6 and protective grounding column 7, and in the side plate of above-mentioned cabinet 1
It is upper to offer the first through hole for passing through for lightning protection column 6 with protective grounding column 7 respectively (attached drawing is not made with the second through hole
Out), which can arrange connection with lightning protection ground wire to be grounded, which can arrange with protective grounding connects
It connects, is grounded with this.
In the present embodiment, by using power supply suppressor 4 and grouping grounding technology, so that vehicle-mounted lightning protection is imitated
Fruit greatly increases, and protects vehicle-mounted equipment safety to the greatest extent, and not high to the required value of ground resistance, specific structure
Small and exquisite, easy to operate, safe ready.
Further, referring to Fig. 1, as a kind of tool provided by the utility model for vehicle-mounted isolation lightning protection device
Body embodiment, above-mentioned lightning protection device further include output end aviation flange seat 14, input terminal aviation flange seat 15, output end
Aviation flange seat 14 is connect with external power supply output end, and the inside of output end aviation flange seat 14 is hole shape structure, in this way may be used
To guarantee to avoid construction personnel's misoperation when power supply is powered and cause to get an electric shock, input terminal aviation flange seat 15 and external
Input supply terminal connection, and the inside of above-mentioned input terminal aviation flange seat 15 is arranged in contact pin type, in this way, working as input terminal air law
When blue seat 15 is connected with the matched aviation connector of external power cord, aviation connector passes through with input terminal aviation flange seat 15
The form of needle distribution realizes pairing.In the present embodiment, the input terminal aviation flange seat 15 and output end aviation flange seat 14 can
Respectively as power supply or the input port and output port of signal, to improve the freedom from vibration of the lightning protection device, peace
Quan Xing and stability.Preferably, in the present embodiment, input terminal aviation flange seat 15 and output end aviation flange seat 14
The other positions of cabinet 1 can be distributed in, performance power supply terminal substitution aviation flange seat can also be equal to other, is not made herein
It is unique to limit.
Further, referring to Fig. 1, as a kind of tool provided by the utility model for vehicle-mounted isolation lightning protection device
Body embodiment is additionally provided with sliding rail (attached drawing is not made) in above-mentioned cabinet 1, which slides into case for above-mentioned vent unit 3
In body 1.Specifically, the sliding slot protruded into for above-mentioned sliding rail is offered in above-mentioned vent unit 3, it is mutual with sliding slot by sliding rail
Cooperation, certainly, in the present embodiment, can also be by other means so as to which vent unit 3 to be placed in above-mentioned cabinet 1
Connection, does not limit uniquely herein.
Preferably, it can be more stably mounted on sliding rail to further increase vent unit 3, in the present embodiment,
Above-mentioned lightning protection isolating device further includes the block 8 being installed on above-mentioned sliding rail, which can be clamped above-mentioned vent unit 3, thus
Improve the stability on cabinet 1 of vent unit 3.
Further, referring to Fig. 1, as a kind of tool provided by the utility model for vehicle-mounted isolation lightning protection device
Body embodiment, above-mentioned isolation lightning protection device further include the indicator light 9 and wiring board 10 being mounted in cabinet 1, the wiring board 10
It is electrically connected with communication power supply, and offers the opening stretched out outside it for above-mentioned indicator light 9 on above-mentioned cabinet 1, in addition, on
Stating lightning protection isolating device further includes epoxy plate 11, which can be used for supporting above-mentioned wiring board 10, in this way, working as wiring board 10
In when working normally, so as to promote indicator light 9 to light, staff is reminded to judge whether lightning protection isolating device is in normal
Work.
Preferably, it is also equipped on above-mentioned cabinet 1 alarm lamp (attached drawing is not made), the alarm lamp and above-mentioned wiring board 10
It is electrically connected, in this way, by setting alarm lamp, so that staff is reminded to find whether lightning protection device is abnormal, it is abnormal when occurring
When, alarm lamp sounds, and provides staff's check device, can replace the component damaged in time, improves making for whole device
Use the service life.
Further, referring to Fig. 1, as a kind of tool provided by the utility model for vehicle-mounted isolation lightning protection device
Body embodiment offers several groups heat release hole 12 on above-mentioned cabinet 1, is released by setting heat release hole 12 for above-mentioned
Unit 3, power supply suppressor 4, wiring board 10 radiate, and improve the service life of each components.Preferably, above-mentioned each group heat dissipation
Hole 12 correspond respectively to above-mentioned vent unit 3, power supply suppressor 4, wiring board 10 position open up, to make heat dissipation effect more
It is good, certainly, in the present embodiment, other positions can also be provided with, are not limited uniquely herein.
Preferably, above-mentioned lightning protection device further includes for above-mentioned cabinet 1 to be mounted on the intracorporal pivot of vehicle.Specifically, exist
It is provided with several fixed plates 13 on above-mentioned cabinet 1, offers fixation hole 130 respectively in each fixed plate 13, so that pivot can be worn
It crosses above-mentioned fixation hole 130 cabinet 1 is installed in car body, certainly, in the present embodiment, can also be installed on by other means
It states in car body, does not limit uniquely herein.
Preferably, referring to Fig. 2, above-mentioned each fixed plate 13 is distributed in four edges of above-mentioned cabinet 1 respectively, in this way,
So that cabinet 1 is more stably mounted in car body, it may be alternatively provided as two certainly or other be multiple, be not construed as limiting herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. being used for vehicle-mounted isolation lightning protection device, which is characterized in that the isolation lightning protection device includes:
Cabinet, for being installed in car body, the cabinet has bottom plate；
Branch is inputted, for introducing alternating current；
Vent unit is installed in the cabinet, for lightning current of releasing, and the input terminal of the vent unit and the input
Branch is in parallel；
Power supply suppressor is installed in the cabinet and connects with the input terminal of the vent unit and input branch, has frequency-selecting
Filter function, the invasion for blocking lightning current and other interference waves, it is unobstructed to vehicle-mounted and its work system working frequency
Effect forces lightning current and other interference waves to be released along the vent unit into ground；
It is grounded suppressor, is installed in the cabinet and the output end of described ground connection suppressor one end and the vent unit connects
It connects, the ground connection suppressor other end with vehicle-mounted work place and protected place for connecting；
Export branch；It connects with the input branch；
The cabinet and the box baseplate enclose be respectively used to accommodate the vent unit, the power supply suppressor and
The accommodating chamber of the ground connection suppressor.
2. as described in claim 1 be used for vehicle-mounted isolation lightning protection device, which is characterized in that further include respectively with the ground connection
Suppressor connection is to realize lightning protection column and protective grounding column to external ground, the lightning protection column and the protective grounding
Column is distributed in the opposite sides on the cabinet respectively.
3. being used for vehicle-mounted isolation lightning protection device as described in claim 1, which is characterized in that further include being inputted with external power supply
Hold the input terminal aviation flange seat of connection and the output aviation flange seat of power output end connection, the input terminal aviation flange seat
It is distributed in the left side of the cabinet, the output end aviation flange seat is distributed in the right side of the cabinet.
4. being used for vehicle-mounted isolation lightning protection device as described in claim 1, which is characterized in that further include being set in the cabinet
And the sliding rail in the cabinet is slid into for the vent unit, the cunning protruded into for the sliding rail is offered in the vent unit
Slot.
5. being used for vehicle-mounted isolation lightning protection device as described in claim 1, which is characterized in that further include being set in the cabinet
Indicator light, be installed in the cabinet and for driving the wiring board of the indicator light running and being used to support the line
The epoxy plate of road plate, the wiring board and communication power supply are electrically connected, and are offered on the cabinet for indicator light stretching
Opening.
6. being used for vehicle-mounted isolation lightning protection device as claimed in claim 5, which is characterized in that further include being installed on the cabinet
On alarm lamp, the alarm lamp and the wiring board are electrically connected.
7. being used for vehicle-mounted isolation lightning protection device as claimed in claim 5, which is characterized in that offer and be used on the cabinet
For the several groups heat release hole of the vent unit, the power supply suppressor and the wiring board heat dissipation.
8. being used for vehicle-mounted isolation lightning protection device as claimed in claim 7, which is characterized in that the difference of heat release hole described in several groups
Correspond to the position of the vent unit, the power supply suppressor and the wiring board on the cabinet.
9. being used for vehicle-mounted isolation lightning protection device as described in claim 1, which is characterized in that further include for by the cabinet
It is installed on the intracorporal pivot of the vehicle, several fixed plates are provided on the cabinet, are opened up respectively in each fixed plate for institute
State the fixation hole that pivot passes through.
10. being used for vehicle-mounted isolation lightning protection device as claimed in claim 9, which is characterized in that each fixed plate is divided respectively
It is distributed in four edges of the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541613.XU CN208190252U (en) | 2018-04-16 | 2018-04-16 | for vehicle-mounted isolation lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541613.XU CN208190252U (en) | 2018-04-16 | 2018-04-16 | for vehicle-mounted isolation lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208190252U true CN208190252U (en) | 2018-12-04 |
Family
ID=64433927
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820541613.XU Active CN208190252U (en) | 2018-04-16 | 2018-04-16 | for vehicle-mounted isolation lightning protection device |
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| Country | Link |
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| CN (1) | CN208190252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718901A (en) * | 2019-10-22 | 2020-01-21 | 深圳远征技术有限公司 | Alternating current distribution device with isolated lightning protection |
-
2018
- 2018-04-16 CN CN201820541613.XU patent/CN208190252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718901A (en) * | 2019-10-22 | 2020-01-21 | 深圳远征技术有限公司 | Alternating current distribution device with isolated lightning protection |
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