CN109149467A - A kind of circuit explosion-protection equipment - Google Patents
A kind of circuit explosion-protection equipment Download PDFInfo
- Publication number
- CN109149467A CN109149467A CN201811043198.6A CN201811043198A CN109149467A CN 109149467 A CN109149467 A CN 109149467A CN 201811043198 A CN201811043198 A CN 201811043198A CN 109149467 A CN109149467 A CN 109149467A
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- China
- Prior art keywords
- wiring
- slot
- pumping
- explosion
- junction box
- 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.)
- Granted
Links
- 238000005086 pumping Methods 0.000 claims abstract description 44
- 238000004880 explosion Methods 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 29
- 230000010354 integration Effects 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 10
- 239000007789 gas Substances 0.000 description 13
- 239000002360 explosive Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/18—Distribution boxes; Connection or junction boxes providing line outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
- F16K15/1823—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for ball check valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a kind of circuit explosion-protection equipments, its structure includes anti-explosion terminal box, connector cover, wiring protecting tube, vertical splicing has wiring protecting tube in the middle part of anti-explosion terminal box front and back end and right end, anti-explosion terminal box top interlocking has connector cover, when the present invention uses, 1, the airtightness of the realization devices such as the wiring obturator being equipped with and the rubber pad of assembly can be passed through, prevent extraneous gas or sundries from entering inside device to make device preferably, influence the combustion explosion trigger point of device, guarantee safety, is easy to use;2, it arranges in pairs or groups outside the voltage indicating device that device is equipped with ball sealer; make device using when can be realized unidirectional manual pumping and press; to enable devices to that junction box is easily made to be in vacuum state; and due to the negative pressure of vacuum; user also can access fire-resisting protection gas, make device by vacuum or fire-resisting protection gas come the combustion explosion of anti-locking apparatus.
Description
Technical field
The present invention is a kind of circuit explosion-protection equipment, belongs to circuit explosion-protection equipment field.
Background technique
Circuit when in use, is easy to lead to the sharply raising of circuit temperature because of failures such as short circuits, to be easy to cause
There are the danger such as combustion explosion in component etc. around circuit, and in order to reduce and avoid the generation of these danger, it usually can be to electricity
Road carries out security protection, these devices for being used for circuit protection are circuit explosion-protection equipment device.
Traditional circuit with explosion-protection equipment when in use, 1, for circuit it is explosion-proof usually using electronic circuit board detection control
System, but because the short circuit triggered time is short, is easy to cause safe circuit board reaction to occur phenomena such as spark not in time, is easy
Lead to danger and inconvenience that circuit board burning occur;2, traditional explosion-protection equipment when in use, is easy because of use environment, spy
Not for some inflammable and explosive areas, it is easy to cause and is mixed with sundries inside device or doped with inflammable and explosive gas, causes
Circuit board using when combustion explosion trigger point be greatly reduced, to be easy to cause danger.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of circuit explosion-protection equipments, to solve tradition
Circuit with explosion-protection equipment when in use, 1, for circuit it is explosion-proof usually using electronic circuit board detection control, but because
The short circuit triggered time is short, and safe circuit board reaction is easy to cause to occur phenomena such as spark not in time, is easy to cause appearance electricity
The danger and inconvenience of road plate burning;2, traditional explosion-protection equipment when in use, is easy because of use environment, especially for some
Inflammable and explosive area is easy to cause and is mixed with sundries inside device or doped with inflammable and explosive gas, circuit board is caused to use
When combustion explosion trigger point be greatly reduced, to be easy to cause danger.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of circuit explosion-protection equipment,
Its structure includes anti-explosion terminal box, connector cover, wiring protecting tube, and the anti-explosion terminal box front and back end and right end middle part are vertical
Splicing has wiring protecting tube, and anti-explosion terminal box top interlocking has connector cover, and the anti-explosion terminal box includes seal rubber
Plate, wiring fitting groove, locking closure adapter tube, connection sealing device, junction box body, air extractor, one-way exhausting device, the wiring
Box main body top, which is inlayed, to be snapped with sealed rubber plate and is connected by sealed rubber plate with connector cover, the junction box body top
Integral middleization is held to be equipped with wiring fitting groove, the connection sealing device is equipped with 3 and inlays interlocking respectively in junction box body
In the middle part of front and back end and right end, the connection sealing device is communicated through junction box body with wiring fitting groove, the locking closure adapter tube
It is integrated equipped with 4 and with junction box body, the locking closure adapter tube is set to 4 jiaos of wiring fitting groove, the unidirectional row
Device of air integration is set to upside in the middle part of junction box body left end, and the air extractor and one-way exhausting device inlay snapping.
Further, the connection sealing device includes screw, mounting ring, seal rubber gasket ring, wiring hole, the sealing
Rubber pad ring and junction box body inlay snapping, and the seal rubber gasket ring is consistent with the outer diameter of mounting ring, and the screw is successive
Interlocking is inlayed through mounting ring, seal rubber gasket ring and junction box body, the wiring hole runs through mounting ring, sealing rubber pad
It is communicated in the middle part of ring, junction box body with wiring fitting groove.
Further, the air extractor include take out pressure rubber pad, take out pressing plate, take out press fitting slot allocation, check valve, venthole,
Pressure control-rod is taken out, the pumping press fitting slot allocation integration is set to one-way exhausting device upper inside, and the pumping pressing plate bottom end, which is glued, to be had
Pressure rubber pad is taken out, the pumping pressure rubber pad, pumping pressing plate, which are set to, to be taken out inside press fitting slot allocation and be pressed slot allocation transition fit with pumping, described
Pumping pressure control-rod is for T-shaped and bottom end through vertical welding behind one-way exhausting device top in pumping pressing plate top middle portion, the pumping
It presses control-rod integral middleization to run through and is equipped with venthole, the check valve inlays splicing in venthole upper inside.
Further, the one-way exhausting device includes pumping slot, exhaust joint, exhaust sealing ring, unidirectionally controlled ball, list
To air channel, anti-blocking vent board, vent board stomata, the exhaust joint integration is set to upside in the middle part of junction box body left end,
The one-way ventilating slot is the cylindrical downside reverse frustoconic slot in upside, and the one-way ventilating slot integration is set on the inside of exhaust joint
Middle part and top are pressed slot allocation with pumping and communicate, and described pumping slot one end is communicated with one-way ventilating slot bottom end, and the pumping slot is another
End is communicated through exhaust joint, junction box body with wiring fitting groove, and the exhaust sealing ring and exhaust joint inlay snapping simultaneously
Set on one-way ventilating slot bottom end, the unidirectionally controlled ball is set in one-way ventilating slot and diameter is bigger than exhaust sealing ring internal diameter, institute
It is for cylindrical body and from top to bottom integrated uniformly through equipped with 13 vent board stomatas, the anti-blocking vent board to state anti-blocking vent board
Splicing is inlayed on the upside of one-way ventilating slot and is located above unidirectionally controlled ball.
Beneficial effect
A kind of circuit explosion-protection equipment of the present invention is in use, explosion-proof control circuit board placement can be first assemblied in by user
In wiring fitting groove, and protected by the assembly that wiring protecting tube, wiring hole carry out circuit connection, and assembled in circuit connection
When, mounting ring can be first passed through and be glued with the sealing of wiring, after can by screw by mounting ring, seal rubber gasket ring by wiring
Be sealed assembly, after can by pull take out pressure control-rod, make take out pressure control-rod drive take out pressing plate, take out pressure rubber pad rise, make
Taking out pressure rubber pad drives the air in one-way ventilating slot to rise, and makes air pressure that unidirectionally controlled ball be driven to rise and opens pumping slot, makes to connect
Pressable takes out pressure control-rod after air is extracted in a part to pumping press fitting slot allocation, one-way ventilating slot in traditional thread binding slot allocation, and is pressing
Pressure takes out pressure control-rod simultaneously, and unidirectionally controlled club is because of the negative pressure of wiring fitting groove and the air pressure of extruding and the decline of weight itself
Exhaust sealing ring is blocked, to make to take out pressing plate when pressing pumping pressure control-rod, take out and press the air of rubber pad extruding can be out of venthole
Check valve discharge is pressed, carries out vacuumizing in wiring fitting groove manually to realize, and user can also connect by one of them
Line protecting tube carries out the access of protective gas (such as nitrogen), and device can voluntarily be extracted by negative pressure when access, is easy to use, thus
It is in the safe circuit board assembled in wiring fitting groove in the closed environment of vacuum or protective gas protection, so that device be made to make
Used time will not cause explosion on fire etc. to influence there is electric spark, and due to the airtightness of device, make device in use,
Can preferably be prevented even if combustible and explosive area environment influence device use, in conclusion the present invention in use, 1,
It can be by the airtightness of the realization devices such as the wiring obturator being equipped with and the rubber pad of assembly, so that device be made preferably to prevent
Only extraneous gas or sundries enter inside device, influence the combustion explosion trigger point of device, guarantee safety, are easy to use;2, it fills
Arrange in pairs or groups outside the voltage indicating device installed ball sealer, make device using when can be realized unidirectional manual pumping pressure, to enable device
It is enough that junction box is easily made to be in vacuum state, and due to the negative pressure of vacuum, user also can access fire-resisting protection gas, make
Device is by vacuum or fire-resisting protection gas come the combustion explosion of anti-locking apparatus.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of circuit explosion-protection equipment of the present invention.
Fig. 2 is the structural schematic diagram of anti-explosion terminal box of the present invention.
Fig. 3 is the structural schematic diagram of A in Fig. 2 of the present invention.
Fig. 4 is the structural schematic diagram of B in Fig. 2 of the present invention.
In figure: anti-explosion terminal box -1, connector cover -2, wiring protecting tube -3, sealed rubber plate-a, wiring fitting groove-b,
Locking closure adapter tube-c, connection sealing device-d, junction box body-e, air extractor-f, one-way exhausting device-g, screw-d1, assembly
Ring-d2, seal rubber gasket ring-d3, wiring hole-d4, pressure rubber pad-f1 is taken out, pressing plate-f2 is taken out, takes out press fitting slot allocation-f3, check valve-
F4, venthole-f5, take out pressure control-rod-f6, pumping slot-g1, exhaust joint-g2, exhaust sealing ring-g3, unidirectionally controlled ball-g4,
One-way ventilating slot-g5, anti-blocking vent board-g6, vent board stomata-g7.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 4 is please referred to, the present invention provides a kind of circuit explosion-protection equipment technical solution: its structure includes explosion-proof wiring
Vertical splicing has wiring protection in the middle part of box 1, connector cover 2, wiring protecting tube 3,1 front and back end of anti-explosion terminal box and right end
Pipe 3, the 1 top interlocking of anti-explosion terminal box have connector cover 2, and the anti-explosion terminal box 1 includes sealed rubber plate a, wiring dress
Slot allocation b, locking closure adapter tube c, connection sealing device d, junction box body e, air extractor f, one-way exhausting device g, the terminal box
Main body e, which inlays on top, to be snapped with sealed rubber plate a and is connected by sealed rubber plate a with connector cover 2, the junction box body
E top middle portion integration is equipped with wiring fitting groove b, and the connection sealing device d is equipped with 3 and inlays interlocking respectively in terminal box
In the middle part of the front and back end main body e and right end, the connection sealing device d is communicated through junction box body e with wiring fitting groove b, described
Locking closure adapter tube c is equipped with 4 and is integrated with junction box body e, and the locking closure adapter tube c is set to wiring fitting groove b4
Angle, the one-way exhausting device g integration are set to upside, the air extractor f and one-way exhaust in the middle part of the left end junction box body e
Device g inlays snapping, and the connection sealing device d includes screw d1, mounting ring d2, seal rubber gasket ring d3, wiring hole d4, institute
It stating seal rubber gasket ring d3 and junction box body e inlays snapping, the seal rubber gasket ring d3 is consistent with the outer diameter of mounting ring d2,
The screw d1 successively runs through mounting ring d2, seal rubber gasket ring d3 and junction box body e and inlays interlocking, and the wiring hole d4 is passed through
It wears mounting ring d2, seal rubber gasket ring d3, communicated with wiring fitting groove b in the middle part of junction box body e, the air extractor f includes
Pressure rubber pad f1 is taken out, pressing plate f2 is taken out, takes out press fitting slot allocation f3, check valve f4, venthole f5, takes out pressure control-rod f6, the pumping press fitting
Slot allocation f3 integration is set to one-way exhausting device g upper inside, and the pumping bottom end pressing plate f2, which is glued, pumping pressure rubber pad f1, described
It takes out and presses rubber pad f1, pumping pressing plate f2 to be set to the pumping inside press fitting slot allocation f3 and be pressed slot allocation f3 transition fit with pumping, the pumping is voltage-controlled
Bar f6 processed is that vertical welding is pressed in pumping pressing plate f2 top middle portion, the pumping after the top one-way exhausting device g is run through in T-shaped and bottom end
Control-rod f6 integral middleization, which runs through, is equipped with venthole f5, and the check valve f4 inlays splicing in venthole f5 upper inside, institute
Stating one-way exhausting device g includes pumping slot g1, exhaust joint g2, exhaust sealing ring g3, unidirectionally controlled ball g4, one-way ventilating slot
G5, anti-blocking vent board g6, vent board stomata g7, the exhaust joint g2 integration are set to upside in the middle part of the left end junction box body e,
The one-way ventilating slot g5 is the cylindrical downside reverse frustoconic slot in upside, and the one-way ventilating slot g5 integration is set to exhaust joint
G2 middle inside and top are pressed slot allocation f3 with pumping and communicate, and described pumping one end slot g1 is communicated with the bottom end one-way ventilating slot g5, institute
It states the pumping slot g1 other end to communicate through exhaust joint g2, junction box body e with wiring fitting groove b, the exhaust sealing ring g3
Snapping is inlayed with exhaust joint g2 and is set to the bottom end one-way ventilating slot g5, and the unidirectionally controlled ball g4 is set in one-way ventilating slot g5
And diameter is bigger than exhaust sealing ring g3 internal diameter, the anti-blocking vent board g6 be cylindrical body and from top to bottom integration uniformly run through set
There are 13 vent board stomatas g7, the anti-blocking vent board g6 to inlay splicing on the upside of one-way ventilating slot g5 and positioned at unidirectionally controlled ball
Above g4.
The method is mainly characterized in that: explosion-proof control circuit board placement first can be assemblied in wiring fitting groove b by user
It is interior, and protected by the assembly that wiring protecting tube 3, wiring hole d4 carry out circuit connection, and in circuit connection assembly, can first lead to
Mounting ring d2 is crossed be glued with the sealing of wiring, after can by screw d1 by mounting ring d2, seal rubber gasket ring d3 by wiring
Be sealed assembly, after can by pull take out pressure control-rod f6, make take out pressure control-rod f6 drive take out pressing plate f2, take out pressure rubber pad f1
Rise, increase the air taken out in pressure rubber pad f1 drive one-way ventilating slot g5, make air pressure that unidirectionally controlled ball g4 rising be driven to open
Pumping slot g1 is opened, so that air is extracted a part can be by after taking out in press fitting slot allocation f3, one-way ventilating slot g5
Pressure takes out pressure control-rod f6, and takes out pressure control-rod f6 simultaneously in pressing, unidirectionally controlled ball g4 can because the negative pressure of wiring fitting groove b and
The air pressure of extruding and weight itself decline block exhaust sealing ring g3, thus make pressing take out pressure control-rod f6 when take out pressing plate f2,
Check valve f4 discharge can be pressed out of venthole f5 by taking out the air that pressure rubber pad f1 is squeezed, and carry out wiring assembly manually to realize
It is vacuumized in slot b, and user can also carry out the access of protective gas (such as nitrogen) by one of wiring protecting tube 3, connect
Fashionable device can voluntarily be extracted by negative pressure, be easy to use, so that the safe circuit board assembled in wiring fitting groove b be made to be in true
In the closed environment of empty or protective gas protection, to make device in use, will not cause there is electric spark hot
Fried wait influences, and due to the airtightness of device, makes device in use, even if can preferably prevent ring combustible and explosive area
The use of border influence device.
Problems solved by the invention be traditional circuit with explosion-protection equipment when in use, 1, the explosion-proof of circuit is usually adopted
It is detected and is controlled with electronic circuit board, but because the short circuit triggered time is short, be easy to cause safe circuit board reaction not in time
There is phenomena such as spark, is easy to cause the danger and inconvenience for circuit board burning occur;2, traditional explosion-protection equipment when in use, holds
Easily because of use environment, especially for some inflammable and explosive areas, be easy to cause inside device be mixed with sundries or doped with
Inflammable and explosive gas, cause circuit board using when combustion explosion trigger point be greatly reduced, to be easy to cause danger, this hair
Bright being combined with each other by above-mentioned component, enables the invention to realize, 1, the wiring obturator being equipped with and assembly can be passed through
The realization devices such as rubber pad airtightness, so that making device preferably prevents extraneous gas or sundries from entering inside device, shadow
The combustion explosion trigger point of device is rung, guarantees safety, is easy to use;2, it arranges in pairs or groups outside the voltage indicating device that device is equipped with ball sealer, makes
Device using when can be realized unidirectional manual pumping and press, to enable devices to that junction box is easily made to be in vacuum shape
State, and due to the negative pressure of vacuum, user also can access fire-resisting protection gas, so that device is passed through vacuum or fire-resisting protection gas to prevent
The combustion explosion of locking apparatus.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (4)
1. a kind of circuit explosion-protection equipment, structure includes anti-explosion terminal box (1), connector cover (2), wiring protecting tube (3), institute
Stating vertical splicing in the middle part of anti-explosion terminal box (1) front and back end and right end has wiring protecting tube (3), anti-explosion terminal box (1) top
End interlocking has connector cover (2), it is characterised in that:
The anti-explosion terminal box (1) includes sealed rubber plate (a), wiring fitting groove (b), locking closure adapter tube (c), connection sealing device
(d), junction box body (e), air extractor (f), one-way exhausting device (g), junction box body (e) top, which is inlayed, to be snapped with
Sealed rubber plate (a) and connected with connector cover (2) by sealed rubber plate (a), junction box body (e) top middle portion one
Bodyization is equipped with wiring fitting groove (b), and the connection sealing device (d) is equipped with 3 and inlays interlocking respectively in junction box body (e)
In the middle part of front and back end and right end, the connection sealing device (d) is communicated through junction box body (e) with wiring fitting groove (b), described
Locking closure adapter tube (c) is equipped with 4 and is integrated with junction box body (e), and the locking closure adapter tube (c) is assembled set on wiring
4 jiaos of slot (b), one-way exhausting device (g) integration is set to upside, the air extractor in the middle part of junction box body (e) left end
(f) snapping is inlayed with one-way exhausting device (g).
2. a kind of circuit explosion-protection equipment according to claim 1, it is characterised in that: connection sealing device (d) packet
Include screw (d1), mounting ring (d2), seal rubber gasket ring (d3), wiring hole (d4), the seal rubber gasket ring (d3) and wiring
Box main body (e) inlays snapping, and the seal rubber gasket ring (d3) is consistent with the outer diameter of mounting ring (d2), and the screw (d1) is successive
Interlocking is inlayed through mounting ring (d2), seal rubber gasket ring (d3) and junction box body (e), the wiring hole (d4) is through assembly
Ring (d2), seal rubber gasket ring (d3), junction box body (e) middle part are communicated with wiring fitting groove (b).
3. a kind of circuit explosion-protection equipment according to claim 1, it is characterised in that: the air extractor (f) includes taking out
Rubber pad (f1) is pressed, pressing plate (f2) is taken out, takes out press fitting slot allocation (f3), check valve (f4), venthole (f5), takes out pressure control-rod (f6),
Pumping press fitting slot allocation (f3) integration is set to one-way exhausting device (g) upper inside, and the pumping pressing plate bottom end (f2), which is glued, to be had
Pressure rubber pad (f1) is taken out, the pumping presses rubber pad (f1), pumping pressing plate (f2) to be set to and takes out press fitting slot allocation (f3) inside and be pressed with pumping
Slot allocation (f3) transition fit, pumping pressure control-rod (f6) are that T-shaped and bottom end is vertical behind one-way exhausting device (g) top
It is welded in and takes out pressing plate (f2) top middle portion, pumping pressure control-rod (f6) integral middleization, which runs through, is equipped with venthole (f5), described
Check valve (f4) inlays splicing in venthole (f5) upper inside.
4. a kind of circuit explosion-protection equipment according to claim 1 or 3, it is characterised in that: the one-way exhausting device (g)
Including pumping slot (g1), exhaust joint (g2), exhaust sealing ring (g3), unidirectionally controlled ball (g4), one-way ventilating slot (g5), anti-blocking
Vent board (g6), vent board stomata (g7), exhaust joint (g2) integration are set in the middle part of junction box body (e) left end
Side, the one-way ventilating slot (g5) are the cylindrical downside reverse frustoconic slot in upside, and one-way ventilating slot (g5) integration is set to
Exhaust joint (g2) middle inside and top are pressed slot allocation (f3) with pumping and communicate, pumping slot one end (g1) and one-way ventilating slot
(g5) bottom end communicates, and pumping slot (g1) other end is through exhaust joint (g2), junction box body (e) and wiring fitting groove
(b) it communicates, the exhaust sealing ring (g3) and exhaust joint (g2) inlay snapping and be set to the bottom end one-way ventilating slot (g5), described
Unidirectionally controlled ball (g4) is set in one-way ventilating slot (g5) and diameter is bigger than exhaust sealing ring (g3) internal diameter, the anti-blocking vent board
(g6) for cylindrical body and from top to bottom integrated uniformly through equipped with 13 vent board stomatas (g7), the anti-blocking vent board (g6)
Splicing is inlayed on the upside of one-way ventilating slot (g5) and is located above unidirectionally controlled ball (g4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811043198.6A CN109149467B (en) | 2018-09-07 | 2018-09-07 | Explosion-proof equipment for circuit |
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CN201811043198.6A CN109149467B (en) | 2018-09-07 | 2018-09-07 | Explosion-proof equipment for circuit |
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CN109149467A true CN109149467A (en) | 2019-01-04 |
CN109149467B CN109149467B (en) | 2020-01-14 |
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CN201811043198.6A Active CN109149467B (en) | 2018-09-07 | 2018-09-07 | Explosion-proof equipment for circuit |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2181188Y (en) * | 1993-05-10 | 1994-11-02 | 张仁罗 | Vacuum fresh-preserving box |
CN2353682Y (en) * | 1998-12-02 | 1999-12-15 | 李长青 | Vacuum food-preservation container |
CN201119174Y (en) * | 2007-11-21 | 2008-09-17 | 重庆川仪总厂有限公司 | Explosion-proof junction box for appliance device |
CN205387276U (en) * | 2015-12-31 | 2016-07-20 | 东莞市菲腾电子科技有限公司 | Air inlet unit and vacuum storage container bleed |
CN206517027U (en) * | 2016-11-30 | 2017-09-22 | 广东安诺新材料科技有限公司 | One kind installs easy cable intermediate joint waterproof fireproofing anti-explosion safety box |
-
2018
- 2018-09-07 CN CN201811043198.6A patent/CN109149467B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2181188Y (en) * | 1993-05-10 | 1994-11-02 | 张仁罗 | Vacuum fresh-preserving box |
CN2353682Y (en) * | 1998-12-02 | 1999-12-15 | 李长青 | Vacuum food-preservation container |
CN201119174Y (en) * | 2007-11-21 | 2008-09-17 | 重庆川仪总厂有限公司 | Explosion-proof junction box for appliance device |
CN205387276U (en) * | 2015-12-31 | 2016-07-20 | 东莞市菲腾电子科技有限公司 | Air inlet unit and vacuum storage container bleed |
CN206517027U (en) * | 2016-11-30 | 2017-09-22 | 广东安诺新材料科技有限公司 | One kind installs easy cable intermediate joint waterproof fireproofing anti-explosion safety box |
Also Published As
Publication number | Publication date |
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CN109149467B (en) | 2020-01-14 |
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Effective date of registration: 20191223 Address after: Rengezhuang village, Fengrun District, Tangshan City, 064000 Hebei Province (Tangfeng Road East) Applicant after: Tangshan Fengrun District Jiuhai Machinery Manufacturing Co., Ltd Address before: 510000 Room 901, No. 12, Gangbei Road, Tangjing Street, Baiyun District, Guangzhou City, Guangdong Province Applicant before: Jin Qiuxia Applicant before: Jiang Zongyou Applicant before: Fang Meichan |
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