CN107910214B - A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank - Google Patents
A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank Download PDFInfo
- Publication number
- CN107910214B CN107910214B CN201810020709.6A CN201810020709A CN107910214B CN 107910214 B CN107910214 B CN 107910214B CN 201810020709 A CN201810020709 A CN 201810020709A CN 107910214 B CN107910214 B CN 107910214B
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- China
- Prior art keywords
- cam
- push rod
- door opening
- explosion
- door
- Prior art date
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Links
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 230000013011 mating Effects 0.000 claims description 3
- 238000004880 explosion Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000003825 pressing Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of linkage door opening electrical outage devices for door opening electrical outage explosion-proof tank, the cabinet of opening is equipped with including front, be open the hinged door-plate in side, the first cam is connected on door-plate, sleeve is connected on the outside of cabinet, the first spring and push rod are equipped in sleeve, in the second cam that push rod front end is corresponded to the first cam by the second hinged axis connection, the second cam corresponds to compression fit breaker device；Breaker device includes fixed cylinder, push rod is connected in fixed cylinder, the ball of the second cam contact cooperation is inlayed on the outside of push rod, baffle ring is connected on push rod, second spring is socketed on push rod on the inside of baffle ring, it is equipped with pilot hole in the bottom of fixed cylinder, first switch and third spring are equipped on front side of pilot hole, first switch is connected on the main road of the power supply circuit in explosion-proof tank.Advantages of the present invention: present apparatus structure is simple, when explosion-proof tank opens the door, by interlocking mechanism, so that the state in power-off in explosion-proof tank, guarantees safety, it is easy to operate.
Description
Technical field
The present invention relates to explosion-proof tank technical field more particularly to a kind of linkage door opening electrical outages for door opening electrical outage explosion-proof tank
Device.
Background technique
Flammable explosion hazard gases or powder are often generated in the production process of the industrial departments such as petroleum, coal, weaving, chemistry
Dirt, the surrounding air of this kind of production unit often have explosivity because being contaminated with flammable explosion hazard gases or dust, once it is bright
Fire, which is lighted, to be occurred heavy explosion and causes a serious accident.Appliance working equipment in above-mentioned environment produces in the process of running
Raw electric spark is the one of the major reasons for causing this kind of accident, because extraneous explosive gases are often through electrical equipment
Housing slot is deep into the inside of electrical equipment；Superheating phenomenon can occur in the process of running for electrical equipment, can also set from electric appliance
Flammable explosion hazard gases is decomposed to give off in insulating oil or other organic insulation substrates in standby；So, once electrical equipment generates
The flammable explosion hazard gases of spark, interior of shell may be ignited and explode, while it is also possible to ignite in exterior space
Flammable explosion hazard gases and cause a serious accident.
For the generation for avoiding above-mentioned accident, the electric appliance to work in flammable explosive atmosphere is usually put into a sealing
Flameproof cabinet in, to completely cut off flammable explosion hazard gases with the contact of electric appliance, therefore work must be powered off when opening the door, in explosion-proof tank
Industry, at closing time, it is also desirable to which good seal performance cannot allow flammable explosion hazard gases or dust to enter in cabinet, otherwise two kinds of situations
All have the risk exploded.And used explosion-proof tank needs to power off manually when opening the door at this stage, it cannot be from dynamic circuit breaker
Electricity, this there is this great risk, and at closing time, common way is that gasket is arranged between the door-plate for the distribution box,
Preferable sealing is implemented to cabinet, is then achieved the purpose that explosion-proof.But the door-plate of such most distribution box and close at doorframe
It is not ideal enough to seal effect, easily voluntarily loosens, then causes some potential safety problems.In order to solve the above-mentioned technical problem, this Shen
It asks someone to devise a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank, the application is that the linkage of the explosion-proof tank is opened the door
Breaker device.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is anti-for door opening electrical outage
The linkage door opening electrical outage device of quick-fried case.
To achieve the goals above, present invention employs following technical solutions:
A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank, including cabinet are equipped in the front of cabinet and open
Mouthful, it is characterised in that: in the side of opening by the first hinged axis connection door-plate, the first cam is socketed on the first articulated shaft,
Sleeve is connected by fixed plate in the outside of cabinet, is equipped with the first spring in sleeve, it is also sliding in the sleeve on front side of the first spring
The outside of sleeve is stretched out in dynamic mating connection push rod, the front side of push rod, passes through second hinged the second cam of axis connection in push rod front end,
Second cam corresponds to the first cam setting, and the second cam corresponds to compression fit breaker device；
Breaker device includes the fixed cylinder of side opening, and be cooperatively connected push rod in fixed cylinder, and the outside of push rod is stretched out solid
Outside safety barrel, ball is inlayed on the outside of push rod, ball and the second cam contact cooperate, and baffle ring, baffle ring setting are connected on push rod
In fixed cylinder, it is socketed second spring on the push rod on the inside of baffle ring, pilot hole is equipped in the bottom of fixed cylinder, before pilot hole
Side is equipped with first switch, and first switch is connected on the main road of the power supply circuit in explosion-proof tank, and third is additionally provided in pilot hole
Spring.
Preferably, first cam is fixedly connected on the door-plate, and the first cam follows door-plate to rotate together.
Preferably, second cam can be freely rotated around second articulated shaft.
Preferably, knob is connected in the outside of the door-plate.
Preferably, the recessing groove being inwardly arranged is equipped on the side wall of above-mentioned cabinet, the breaker device is mounted on resigning
In slot.
The present invention has the advantages that present apparatus structure is simple, when explosion-proof tank opens the door, by interlocking mechanism, so that explosion-proof
State in power-off in case guarantees safety, easy to operate, securely and reliably, at low cost.
Detailed description of the invention
Fig. 1 is basic structure schematic diagram of the invention；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the portion the B enlarged drawing of Fig. 1.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of linkage door opening electrical outage for door opening electrical outage explosion-proof tank provided by the invention fills
It sets, including cabinet 1, is equipped with opening in the front of cabinet 1, door-plate 3 is connected by the first articulated shaft 2 in the side of opening, in door
The outside connection knob 36 of plate 3, is socketed the first cam 4 on the first articulated shaft 2, and the first cam 4 is fixedly connected on door-plate 3,
First cam 4 follows door-plate 3 to rotate together.Sleeve 6 is connected by fixed plate 5 in the outside of cabinet 1, is equipped with first in sleeve 6
Spring 8 is also slidably connected push rod 7 in the sleeve 6 of 8 front side of the first spring, and the outside of sleeve 6 is stretched out in the front side of push rod 7,
The second cam 10 is connected by the second articulated shaft 9 in 7 front end of push rod, the second cam 10 can be freely rotated around the second articulated shaft 9.
Second cam 10 is correspondingly arranged with the first cam 4, the corresponding compression fit breaker device of the second cam 10, on the side wall of cabinet 1
Equipped with the recessing groove being inwardly arranged, breaker device is arranged in recessing groove.
Breaker device includes the fixed cylinder 11 of side opening, the mating connection push rod 13 in fixed cylinder 11, push rod 13 it is outer
Side is stretched out outside fixed cylinder 11, inlays ball 14 in the outside of push rod 13, ball 14 is engaged with the second cam 10, in push rod 13
Upper connection baffle ring 15, baffle ring 15 are arranged in fixed cylinder 11, second spring 16 are socketed on the push rod 13 of 15 inside of baffle ring, solid
The bottom of safety barrel 11 is equipped with pilot hole 12, and first switch 17 is equipped on front side of pilot hole 12, and first switch 17 is connected to explosion-proof tank
On the main road of interior power supply circuit, third spring 18 is additionally provided in pilot hole 12.
It is equipped with folded plate 22 in the other side of opening, the second switch 19 with 3 corresponding matching of door-plate is installed in cabinet 1,
Third switch 20 is also installed in the outside of door-plate 3, is equipped with iron plate 24 in the inside of door-plate 3, ladder hole 23 is equipped on folded plate 22,
Electromagnet 21 is equipped in the aperture of ladder hole 23, second switch 19, third switch 20 and electromagnet 21 are connected to same control
On circuit processed, electromagnet 21 connects connecting rod 25, and connecting rod 25 connects pressing plate 26, connects the 4th spring 28 in the inside of pressing plate 26,
Guide cylinder 27 is installed in ladder hole 23, compression bar 38 is installed in wherein the 4th spring 28, in the corresponding guiding of compression bar 38
4th switch 39,39 corresponding matching of compression bar 38 and the 4th switch are installed in cylinder 27.
Mounting base 29 is gone back between the guide rod 32, oil cylinder 30 is fixedly connected on bottom plate 29, in the work of oil cylinder 30
Pressing plate 31 is connected on stopper rod, one group of guide rod 32 is also installed in 1 outside of cabinet, guide rod 32 is round bar, and each guide rod 32 is
The even guiding of pressing plate 31 cooperation, installs one group of linear bearing 33, each linear bearing 33 is socketed in accordingly on the pressing plate 31
On guide rod 32.Pressing plate 31 connects U-shaped buckle 35 by link block 34, and U-shaped buckle 35 is for the fixed folded plate 22 of snapping and door-plate
3。
When enabling, by pulling knob 36 to be turned out door-plate 3 around articulated shaft 2, when door-plate 3 is turned out, the
One cam 4 follows door-plate 3 to rotate together, and the first cam 4 pushes the rotation of the second cam 10 while retreating, and the second cam 10 compression pushes away
Bar 13 inwardly moves, and push rod 13, which compresses first switch 17, makes its disconnection, so that the circuit in explosion-proof tank is in the state of power-off.When
At closing time, above-mentioned movement on the contrary, make first switch 17 close explosion-proof tank in power on circuitry, while when door-plate 3 close in place when,
Door-plate 3 contacts second switch 19, second switch 19 close so that electromagnet 21 Electro Sorb iron plate 24, while under dynamic pressure plate 26
It moves, so that compression bar 38 compresses the 4th switch 39, so that oil cylinder 30 starts, drives U-shaped buckle 35 for clasping fixed 22 He of folded plate
Door-plate 3.When opening the door, pressing third switch 20 makes 21 power loss of electromagnet, and compression bar 38 resets, and the 4th switch 39 disconnects, oil cylinder 30
It resets, U-shaped buckle 35 is removed, and opens door-plate 3 by pulling open knob 36 manually.
Claims (5)
1. a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank, including cabinet (1), set in the front of cabinet (1)
There is opening, it is characterised in that: in the side of opening by the first articulated shaft (2) connection door-plate (3), on the first articulated shaft (2)
The first cam (4) are socketed, in the outside of cabinet (1) by fixed plate (5) connection sleeve (6), sleeve (6) is interior to be equipped with the first spring
(8), push rod (7) also are slidably connected in the sleeve (6) on front side of the first spring (8), sleeve is stretched out in the front side of push rod (7)
(6) outside, in push rod (7) front end by the second articulated shaft (9) connection the second cam (10), the second cam (10) and first convex
Wheel (4) is correspondingly arranged, and the second cam (10) being capable of compression fit breaker device；
Breaker device includes the fixed cylinder (11) of side opening, in the interior mating connection push rod (13) of fixed cylinder (11), push rod (13)
Outside stretch out fixed cylinder (11) outside, inlayed on the outside of push rod (13) ball (14), ball (14) connects with the second cam (10)
Touching cooperation, connects baffle ring (15) on push rod (13), and baffle ring (15) setting is in fixed cylinder (11), pushing away on the inside of baffle ring (15)
Second spring (16) are socketed on bar (13), pilot hole (12) is equipped in the bottom of fixed cylinder (11), is set on front side of pilot hole (12)
Have first switch (17), first switch (17) is connected on the main road of the power supply circuit in explosion-proof tank, in pilot hole (12) also
Equipped with third spring (18).
2. a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank according to claim 1, it is characterised in that:
First cam (4) is fixedly connected on the door-plate (3), and the first cam (4) follows door-plate (3) to rotate together.
3. a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank according to claim 1, it is characterised in that:
Second cam (10) can be freely rotated around second articulated shaft (9).
4. a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank according to claim 1, it is characterised in that:
In the outside of the door-plate (3) connection knob (36).
5. a kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank according to claim 1, it is characterised in that:
The recessing groove being inwardly arranged is equipped on the side wall of above-mentioned cabinet (1), the breaker device is mounted in recessing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020709.6A CN107910214B (en) | 2018-01-10 | 2018-01-10 | A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020709.6A CN107910214B (en) | 2018-01-10 | 2018-01-10 | A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107910214A CN107910214A (en) | 2018-04-13 |
| CN107910214B true CN107910214B (en) | 2019-06-25 |
Family
ID=61871002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810020709.6A Expired - Fee Related CN107910214B (en) | 2018-01-10 | 2018-01-10 | A kind of linkage door opening electrical outage device for door opening electrical outage explosion-proof tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107910214B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113708262B (en) * | 2021-10-28 | 2021-12-31 | 江苏云洋电力科技有限公司 | Explosion-proof isolating switch box capable of automatically cutting off power when door is opened |
| CN114530339A (en) * | 2021-11-18 | 2022-05-24 | 杭叉集团股份有限公司 | Micro-switch power-off device for side door of electric flat car |
| CN114474281B (en) * | 2022-03-04 | 2024-02-09 | 怀化市旺旺板材有限公司 | Firing equipment for charcoal-fired wood processing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205335128U (en) * | 2016-01-27 | 2016-06-22 | 温州华港电气有限公司 | Novel interlocking device |
| CN205564576U (en) * | 2016-04-20 | 2016-09-07 | 陈伟东 | Electromagnetism blocking device by step motor control |
| CN206134550U (en) * | 2016-09-30 | 2017-04-26 | 宁夏凯晨电气集团有限公司 | Ground connection interlocking direction safety device |
-
2018
- 2018-01-10 CN CN201810020709.6A patent/CN107910214B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205335128U (en) * | 2016-01-27 | 2016-06-22 | 温州华港电气有限公司 | Novel interlocking device |
| CN205564576U (en) * | 2016-04-20 | 2016-09-07 | 陈伟东 | Electromagnetism blocking device by step motor control |
| CN206134550U (en) * | 2016-09-30 | 2017-04-26 | 宁夏凯晨电气集团有限公司 | Ground connection interlocking direction safety device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107910214A (en) | 2018-04-13 |
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Granted publication date: 20190625 |
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