CN107946958A - A kind of anti-error unlatching explosion-proof electrical distribution box - Google Patents
A kind of anti-error unlatching explosion-proof electrical distribution box Download PDFInfo
- Publication number
- CN107946958A CN107946958A CN201711383923.XA CN201711383923A CN107946958A CN 107946958 A CN107946958 A CN 107946958A CN 201711383923 A CN201711383923 A CN 201711383923A CN 107946958 A CN107946958 A CN 107946958A
- Authority
- CN
- China
- Prior art keywords
- babinet
- fixed block
- door
- distribution box
- push rod
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a kind of anti-error unlatching explosion-proof electrical distribution box, including babinet, door is provided with the babinet, sealing strip is provided with the door, the toggle switch for distribution control box way circuit is provided with the babinet, the toggle switch side, which is set, to be slided setting and is magnetic push rod, through hole is provided with the magnetism push rod and is inserted on the driving lever of the toggle switch, the babinet is provided outside the magnetic force sliding block attracted each other with the magnetic push rod, on the door electromagnetic lock is provided between the babinet, the electromagnetic lock accesses the circuit of the babinet, when the babinet powers off, the electromagnetic lock unlock.Enable the circuit outside the enclosure in babinet that operation is opened and closed by sliding magnetic slider using the structure, so as to prevent outside the enclosure from producing electric spark, when door is closed and distribution box is powered, door can not be opened, door can be opened in the case where ensureing to power off, prevent from opening by mistake and open door and cause the accident.
Description
Technical field
The invention belongs to electrical equipment technical field, particularly a kind of anti-error unlatching explosion-proof electrical distribution box.
Background technology
Distribution box is that switchgear, measuring instrumentss, protection electric appliance and ancillary equipment are assembled in envelope by electrical wiring requirement
Close or semiclosed metal safe in or screen width on, form low-tension distribution box；It can be connected during normal operation by manual or automatic switch
Or disjunction circuit；By protection electric appliance cut-out circuit or alarm when failure or irregular operating；Operation can be shown by means of measuring instrumentss
In various parameters, some electric parameters can be also adjusted, to deviate normal operating conditions prompted or sent signal.
Distribution box can reasonably distribute electric energy, and the convenient switching action to circuit, has higher class of safety protection, can intuitively show
Show the conducting state of circuit.
Existing explosion-proof electrical distribution box is normally only equipped with warning mark, can be straight when needing to operate in distribution box or repairing
Unlatching distribution box is connect, and circuit is also can turn on when babinet is opened, this causes the fiery gas cognition of outside directly and distribution
Case contacts, and explosion accident occurs, therefore security is very low.
The content of the invention
The present invention is in view of the shortcomings of the prior art, provide a kind of anti-error unlatching explosion-proof electrical distribution box, this kind of distribution box can be effective
Prevent distribution box door opens by mistake from opening, and prevent from opening by mistake when distribution box door is opened and open power supply, so as to prevent from exploding.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：A kind of anti-error unlatching is explosion-proof
Distribution box, including babinet, are provided with door on the babinet, sealing strip are provided with the door, is provided with and is used in the babinet
The toggle switch of distribution control box way circuit, the toggle switch side, which is set, to be slided setting and is magnetic push rod, and the magnetism pushes away
Through hole is provided with bar and is inserted on the driving lever of the toggle switch, the babinet is provided outside mutually attracting with the magnetic push rod
The magnetic force sliding block drawn, electromagnetic lock is provided with the door between the babinet, and the electromagnetic lock accesses the circuit of the babinet,
When the babinet powers off, the electromagnetic lock unlock.The circuit outside the enclosure in babinet is enabled to pass through cunning using the structure
Dynamic magnetic slider operates to be opened and closed, so that prevent outside the enclosure from producing electric spark, the door when door is closed and distribution box is powered
It can not open, door can be opened in the case where ensureing to power off, prevent from opening by mistake and open door and cause the accident.
In above-mentioned technical proposal, it is preferred that rotated on the door and be provided with mandril, the mandril is equipped with gag lever post, institute
State and waist hole is provided with magnetic push rod, the gag lever post slides in the waist hole, only when the door is closed and the gag lever post
When withstanding the one end of the waist hole away from the driving lever side, the toggle switch closure.Match somebody with somebody when make it that door is opened using the structure
Electronic box can not be powered unlatching, prevent that connecting circuit in the case where door is opened causes explosion accident.
In above-mentioned technical proposal, it is preferred that be provided with air inlet and air outlet on the babinet, the air inlet and described
Dust-extraction unit is both provided with air outlet, the dust-extraction unit includes the first fixed block and the second fixed block, and described first fixes
Block and the second fixed block split form installation cavity, are provided with motor and flabellum in the installation cavity, the motor it is defeated
Shaft is outside both ends stretching first fixed block and second fixed block, first fixed block and second fixed block
The output shaft of side is connected with receiving volume by reducing gear, is all provided with first fixed block and second fixed block
Spirality channel is equipped with, the great circle side of the spirality channel is provided with spiral shape limiting slot, rotates and set in the installation cavity
Adhesive tape volume is equipped with, the adhesive tape that the adhesive tape is rolled up is passed through and connected along the spiral shape limiting slot and the receiving volume
Connect.This kind of distribution box drives flabellum to rotate and carries out air draught or outlet air operation by motor when in use, while drives receiving volume
Slowly rotate and pull adhesive tape volume to rotate, dust is since the effect of centrifugal force is adhered to adhesive tape during flabellum rotates
On, so as to prevent combustible dust from entering in distribution box, prevent from exploding, motor will not contact in installation cavity with dust, have
Effect prevents spark ignition dust, and enables to distribution box to achieve the purpose that heat dissipation.
In above-mentioned technical proposal, it is preferred that first fixed block and the second fixed block both ends are both provided with and are used for
The lid that the spirality channel is blocked, two lids are fixed on turn through the first fixed block and second fixed block
On axis, the protrusion for stirring the motor switch is provided with the shaft in the installation cavity, when the lid
When the spirality channel is blocked, the protrusion closes the motor；When the lid opens the spirality channel
When, the protrusion opens the motor.Using the structure can by rotate lid come and meanwhile control unlatching and the pass of motor
Close and the opening and closing of spirality channel, so that ensure that dust will not be entered in installation cavity when motor is closed, so that
Power supply is then turned on after the dust being capable of after distribution box such as carries out maintenance at the operation in the unlatchings motor removing distribution box of safety.
In above-mentioned technical proposal, it is preferred that set between the shaft and first fixed block and second fixed block
It is equipped with some sealing rings.Cause the leakproofness between shaft and the first fixed block and the second fixed block to improve using the structure, prevent
Leak-stopping enters dust.
In above-mentioned technical proposal, it is preferred that the reducing gear is V belt translation reducing gear.Using band transfer structure letter
It is single, of low cost and easily controllable gearratio.
Compared with prior art, the present invention have the advantages that：Enable circuit in babinet using the structure
Outside the enclosure by slide magnetic slider be opened and closed operation so that prevent outside the enclosure produce electric spark, door close and
Door can not be opened when distribution box is powered, and can open door in the case where ensureing to power off, and prevent from opening by mistake and open door and cause the accident.
Brief description of the drawings
Fig. 1 is longitudinal schematic cross-sectional view of the embodiment of the present invention.
Fig. 2 is the horizontal schematic cross-sectional view of the embodiment of the present invention.
Fig. 3 is the horizontal schematic cross-sectional view of door opening state of the embodiment of the present invention.
Fig. 4 is the structure diagram of dust-extraction unit in the embodiment of the present invention.
Fig. 5 is the left view of dust-extraction unit in the embodiment of the present invention.
Fig. 6 is the right view of dust-extraction unit in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described in further detail the present invention：Referring to Fig. 1 to Fig. 6, one
Anti-error unlatching explosion-proof electrical distribution box, including babinet 1 are planted, door 2 is provided with the babinet 1, sealing strip 3, institute is provided with the door 2
State and air inlet 4 and air outlet 5 be provided with babinet 1, dust-extraction unit 6 is both provided with the air inlet 4 and the air outlet 5,
The dust-extraction unit 6 includes the first fixed block 61 and the second fixed block 62, first fixed block 61 and second fixed block
62 splits form installation cavity 63, and motor 64 and flabellum 65, the output shaft 66 of the motor 64 are provided with the installation cavity 63
First fixed block 61 and second fixed block 62, first fixed block 61 and second fixed block are stretched out from both ends
The output shaft 66 in 62 outsides is connected with receiving volume 68, first fixed block 61 and described second by reducing gear 67
Spirality channel 69 is both provided with fixed block 62, the great circle side of the spirality channel 69 is provided with spiral shape limiting slot
610, rotate in the installation cavity 63 and be provided with adhesive tape volume 611, the adhesive tape 612 on the adhesive tape volume 611 passes through and suitable
The spiral shape limiting slot 610 to be connected with the receiving volume 68.This kind of distribution box drives fan blade rotating by motor when in use
It is dynamic to carry out air draught or outlet air operation, while drive receiving volume slowly to rotate and pull adhesive tape volume to rotate, in the mistake that flabellum rotates
Dust is adhered on adhesive tape due to the effect of centrifugal force in journey, so as to prevent combustible dust from entering in distribution box, is prevented
Explosion, motor will not contact in installation cavity with dust, effectively prevent spark ignition dust, and enable to distribution box
Achieve the purpose that heat dissipation.
First fixed block 61 and 62 both ends of the second fixed block, which are both provided with, to be used for the spirality channel 69
The lid 613 of closure, two lids 613 are fixed on the shaft 614 through the first fixed block 61 and second fixed block 62
On, the protrusion 615 switched for stirring the motor 64 is provided with the shaft 614 in the installation cavity 63, when
When the lid 613 blocks the spirality channel 69, described raised 615 close the motor 64；When the lid 613
When the spirality channel 69 is opened, described raised 615 open the motor 64.It can be covered using the structure by rotating
Son to control the opening and closing of motor and the opening and closing of spirality channel at the same time, so as to ensure the powder when motor is closed
Dirt will not be entered in installation cavity, so that the unlatching motor for being capable of safety after distribution box such as carries out maintenance at the operation removes distribution
Power supply is then turned on after dust in case.
Some sealing rings are provided between the shaft 614 and first fixed block 61 and second fixed block 62
616.Cause the leakproofness between shaft and the first fixed block and the second fixed block to improve using the structure, prevent from leaking into dust.
The reducing gear 67 is V belt translation reducing gear.It is simple using band transfer structure, it is of low cost and easily controllable
Gearratio.
The toggle switch 7 for distribution control box way circuit is provided with the babinet 1,7 side of toggle switch is set
Put and slide setting and be magnetic push rod 71, be provided with through hole 72 on the magnetism push rod 71 and be inserted in the driving lever of the toggle switch 7
On 73, the babinet 1 is provided outside the magnetic force sliding block 74 attracted each other with the magnetic push rod 71.Babinet is caused using the structure
Interior circuit can outside the enclosure by slide magnetic slider be opened and closed operation so that prevent outside the enclosure produce electrical fire
Flower, improves security.
Electromagnetic lock 8 is provided with the door 2 between the babinet 1, the electromagnetic lock 8 accesses the circuit of the babinet 1,
When the babinet 1 powers off, the electromagnetic lock 8 unlocks.Make it that door can not when door is closed and distribution box is powered using the structure
Open, door can be opened in the case where ensureing to power off.Prevent from opening by mistake and open door and cause the accident.
Rotated on the door 2 and be provided with mandril 21, the mandril 21 is equipped with gag lever post 22, is set on the magnetism push rod 71
Waist hole 75 is equipped with, the gag lever post 22 slides in the waist hole 75, only when the door 2 is closed and the gag lever post 22 withstands institute
When stating the one end of waist hole 75 away from 73 side of driving lever, the toggle switch 7 closes.Distribution when make it that door is opened using the structure
Case can not be powered unlatching, prevent that connecting circuit in the case where door is opened causes explosion accident.
Claims (6)
1. a kind of anti-error unlatching explosion-proof electrical distribution box, including babinet（1）, the babinet（1）On be provided with door（2）, the door（2）On
It is provided with sealing strip（3）, it is characterised in that：The babinet（1）Inside it is provided with the toggle switch for distribution control box way circuit
（7）, the toggle switch（7）Side, which is set, to be slided setting and is magnetic push rod（71）, the magnetism push rod（71）On be provided with it is logical
Hole（72）And it is inserted in the toggle switch（7）Driving lever（73）On, the babinet（1）It is provided outside and the magnetic push rod（71）
The magnetic force sliding block attracted each other（74）, the door（2）The upper and babinet（1）Between be provided with electromagnetic lock（8）, the electromagnetic lock
（8）Access the babinet（1）Circuit, when the babinet（1）During power-off, the electromagnetic lock（8）Unlock.
A kind of 2. anti-error unlatching explosion-proof electrical distribution box as claimed in claim 1, it is characterised in that：The door（2）Upper rotate is set
There is mandril（21）, the mandril（21）It is equipped with gag lever post（22）, the magnetism push rod（71）On be provided with waist hole（75）, it is described
Gag lever post（22）In the waist hole（75）Interior slip, only when the door（2）Closing and the gag lever post（22）Withstand the waist hole
（75）Away from the driving lever（73）During one end of side, the toggle switch（7）Closure.
A kind of 3. anti-error unlatching explosion-proof electrical distribution box as claimed in claim 1, it is characterised in that：The babinet（1）On be provided with
Air inlet（4）And air outlet（5）, the air inlet（4）With the air outlet（5）On be both provided with dust-extraction unit（6）, it is described to remove
Dirt device（6）Including the first fixed block（61）With the second fixed block（62）, first fixed block（61）Fixed with described second
Block（62）Split forms installation cavity（63）, the installation cavity（63）Inside it is provided with motor（64）And flabellum（65）, the motor
（64）Output shaft（66）First fixed block is stretched out from both ends（61）With second fixed block（62）, described first fixes
Block（61）With second fixed block（62）The output shaft in outside（66）Pass through reducing gear（67）It is connected with receiving volume
（68）, first fixed block（61）With second fixed block（62）On be both provided with spirality channel（69）, it is described spiral
Shape passage（69）Great circle side be provided with spiral shape limiting slot（610）, the installation cavity（63）Interior rotation is provided with adhesive tape
Volume（611）, the adhesive tape volume（611）On adhesive tape（612）Pass through and along the spiral shape limiting slot（610）With it is described
Receiving volume（68）Connection.
A kind of 4. anti-error unlatching explosion-proof electrical distribution box as claimed in claim 3, it is characterised in that：First fixed block（61）With
Second fixed block（62）Both ends, which are both provided with, to be used for the spirality channel（69）The lid of closure（613）, described in two
Lid（613）It is fixed on through the first fixed block（61）With second fixed block（62）Shaft（614）On, positioned at the peace
It behave affectedly（63）The interior shaft（614）On be provided with for stirring the motor（64）The protrusion of switch（615）, when the lid
Son（613）By the spirality channel（69）During closure, the protrusion（615）By the motor（64）Close；When the lid
（613）By the spirality channel（69）During unlatching, the protrusion（615）By the motor（64）Open.
A kind of 5. anti-error unlatching explosion-proof electrical distribution box as claimed in claim 3, it is characterised in that：The shaft（614）With it is described
First fixed block（61）With second fixed block（62）Between be provided with some sealing rings（616）.
A kind of 6. anti-error unlatching explosion-proof electrical distribution box as claimed in claim 3, it is characterised in that：The reducing gear（67）For band
Gear reduction mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383923.XA CN107946958A (en) | 2017-12-20 | 2017-12-20 | A kind of anti-error unlatching explosion-proof electrical distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383923.XA CN107946958A (en) | 2017-12-20 | 2017-12-20 | A kind of anti-error unlatching explosion-proof electrical distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946958A true CN107946958A (en) | 2018-04-20 |
Family
ID=61941450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383923.XA Withdrawn CN107946958A (en) | 2017-12-20 | 2017-12-20 | A kind of anti-error unlatching explosion-proof electrical distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946958A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055488A (en) * | 2019-06-05 | 2020-12-08 | 二工防爆科技股份有限公司 | Explosion-proof box capable of opening door and cutting off power |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298254A (en) * | 2015-11-20 | 2016-02-03 | 国网天津市电力公司 | Remote control electromagnetic locking piece for box-type substation |
| CN206144295U (en) * | 2016-11-07 | 2017-05-03 | 绵竹市星科电器开关有限责任公司 | Transformer circular telegram auto -lock warning protection safety box |
| CN106963096A (en) * | 2017-04-08 | 2017-07-21 | 王雅莲 | A kind of dust-proof hair dryer |
| CN107062359A (en) * | 2017-04-18 | 2017-08-18 | 宁波德萨电器制造有限公司 | A kind of dust-proof electric fireplace |
| CN206593279U (en) * | 2016-12-15 | 2017-10-27 | 东莞市银狐网络有限公司 | A kind of computer room air intake dust guard |
-
2017
- 2017-12-20 CN CN201711383923.XA patent/CN107946958A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298254A (en) * | 2015-11-20 | 2016-02-03 | 国网天津市电力公司 | Remote control electromagnetic locking piece for box-type substation |
| CN206144295U (en) * | 2016-11-07 | 2017-05-03 | 绵竹市星科电器开关有限责任公司 | Transformer circular telegram auto -lock warning protection safety box |
| CN206593279U (en) * | 2016-12-15 | 2017-10-27 | 东莞市银狐网络有限公司 | A kind of computer room air intake dust guard |
| CN106963096A (en) * | 2017-04-08 | 2017-07-21 | 王雅莲 | A kind of dust-proof hair dryer |
| CN107062359A (en) * | 2017-04-18 | 2017-08-18 | 宁波德萨电器制造有限公司 | A kind of dust-proof electric fireplace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055488A (en) * | 2019-06-05 | 2020-12-08 | 二工防爆科技股份有限公司 | Explosion-proof box capable of opening door and cutting off power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180420 |
|
| WW01 | Invention patent application withdrawn after publication |