CN208922933U - A kind of mine vacuum electromagnetic starters combination flame-proof switch - Google Patents
A kind of mine vacuum electromagnetic starters combination flame-proof switch Download PDFInfo
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- CN208922933U CN208922933U CN201920247623.7U CN201920247623U CN208922933U CN 208922933 U CN208922933 U CN 208922933U CN 201920247623 U CN201920247623 U CN 201920247623U CN 208922933 U CN208922933 U CN 208922933U
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- vacuum
- mine
- proof switch
- main chamber
- insulation board
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Abstract
The utility model discloses a kind of mine vacuum electromagnetic starters to combine flame-proof switch, several vacuum contactors are equipped in main chamber, an electrical insulation board is equipped with behind main chamber, electrical insulation board is equipped with the static contact matched with the moving contact of vacuum contactor, the static contact of the electrical insulation board other side is used to connect the inlet-outlet line of source side and load-side, and vacuum contactor can be moved forward and backward under the driving of mobile mechanism；The static contact that the identical phase of vacuum contactor is connected on electrical insulation board passes through copper strips parallel connection respectively, the vacuum isolating change-over switch that copper strips is arranged in separate cavities respectively with one is connected, intrinsic safety is intracavitary equipped with the PLC controller being connected and intrinsic safety communication interface, and PLC controller can control the movement of mobile mechanism.The utility model can control multiple motors simultaneously, and be equipped with double isolation fractures, can be realized automation, intelligent operation, the control system suitable for the unattended heading equipment of mine automation.
Description
Technical field
The utility model relates to what coal mine explosion-proof automated in unattended heading equipment control system high, medium and low to press off
Technical field is closed, combines flame-proof switch more particularly to a kind of mine vacuum electromagnetic starters.
Background technique
At present in coal mine explosion-proof apparatus control system, high, medium and low voltage flame-proof switch is usually to be equipped with by an explosion-resistant enclosure
Vacuum electromagnetic starter composed by one vacuum contactor and an isolation reversing switch, can only control a motor.And
The connection of each conductiving point all uses litzendraht wire to complete conducting function.The too many resistance of contact of switch connection entire in this way becomes
It causes switch internal temperature rise too high greatly, electrical service life is caused greatly to reduce.And the big layout of explosion-resistant enclosure volume is disorderly given
Maintenance is made troubles.Only one isolation fracture, and there are security risks.
Utility model content
A kind of the purpose of the utility model is to provide safeties higher, wider array of mine vacuum electromagnetic starters of scope of use
Flame-proof switch is combined, to solve the above-mentioned problems of the prior art.
To achieve the above object, the utility model provides following scheme:
The utility model provides a kind of mine vacuum electromagnetic starters combination flame-proof switch, including explosion-resistant enclosure, described
Explosion-resistant enclosure is divided into main chamber, separate cavities and intrinsic safety chamber, is equipped with several vacuum contactors in main chamber, several are described true
Empty contactor slides setting side by side, and explosion proof door is hinged with before main chamber, is equipped with an electric insulation behind main chamber
Plate, the electrical insulation board are equipped with several static contacts matched with the moving contact of the vacuum contactor, the electrician
The static contact of the insulation board other side is used to connect the inlet-outlet line of source side and load-side, and the vacuum contactor is in moving machine
It can be moved forward and backward under the driving of structure；The static contact point of the identical phase of the vacuum contactor is connected on the electrical insulation board
Not Tong Guo a copper strips it is in parallel, the vacuum isolating change-over switch string in the separate cavities is arranged in one end of the copper strips with one respectively
Connection, the intrinsic safety is intracavitary equipped with the PLC controller being connected and intrinsic safety communication interface, and the PLC controller can control described
The movement of mobile mechanism.
Preferably, separated between main chamber, the separate cavities and the intrinsic safety chamber by metal profile, the vacuum
Separated between contactor by epoxy insulation partition.
Preferably, the mobile mechanism includes decelerating motor, lead screw and ball screw, and the lead screw is rotatably arranged on described
In metal profile, the decelerating motor, which is fixed in the metal profile and is driven with one end of the lead screw, to be connected
It connects, the ball screw is fixedly connected by movable plate with the vacuum contactor, the ball screw and the lead screw phase
Match.
Preferably, the other end of the lead screw is connected with hand-operated tools.
Preferably, the decelerating motor is synchronous motor and is electrically connected with the PLC controller.
Preferably, the metal profile of the movable plate side is equipped with travel switch.
Preferably, the movable plate is hinged with attacker.
Preferably, sliding rail is equipped between main chamber and the vacuum contactor.
Preferably, the moving contact of each vacuum contactor is six, and the static contact is in the same plane.
Preferably, the vacuum isolating change-over switch has isolation fracture, and the separate cavities are equipped with described for observing
The observation window of isolation fracture.
The utility model achieves following technical effect compared with the existing technology:
The utility model constitutes multiloop by filling multiple vacuum contactors in an explosion-resistant enclosure, can same time control
Multiple motors processed；And the utility model is equipped with double isolation fractures, it is the first order that vacuum isolating change-over switch, which gets to isolated location,
Moving contact and static contact are separated into the second level, facilitate the maintenance of equipment and improve security performance；The utility model is additionally provided with shifting
Motivation structure controls the moving contact of vacuum contactor and the on-off of static contact point respectively, and the movement of mobile mechanism is by PLC controller
Control, can be realized automation, intelligent operation, so that the utility model is suitable for the unattended driving of mine automation and sets
Standby control system.
The mine vacuum electromagnetic starters combination flame-proof switch of the utility model is wide with scope of use, structure is simple, property
Energy advantage reliable, at low cost.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the overall structure diagram that the utility model mine vacuum electromagnetic starters combine flame-proof switch；
Fig. 2 is the positive structure schematic of main chamber in the utility model；
Fig. 3 is the structure schematic diagram of main chamber in the utility model；
Fig. 4 is the partial structure diagram one of main chamber in the utility model；
Fig. 5 is the partial structure diagram two of main chamber in the utility model；
Fig. 6 is the partial structure diagram three of main chamber in the utility model；
Fig. 7 is the partial structure diagram four of main chamber in the utility model；
Wherein: 1- main chamber, 2- separate cavities, 3- intrinsic safety chamber, 4- vacuum contactor, 5- electrical insulation board, 6- static contact, 7- copper
Band, 8- vacuum isolating change-over switch, 9- epoxy insulation partition, 10- decelerating motor, 11- lead screw, 12- movable plate, 13- stroke are opened
It closes, 14- attacker, 15- sliding rail.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise not made the creative labor
Under every other embodiment obtained, fall within the protection scope of the utility model.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
As shown in figs. 1-7: present embodiments providing a kind of mine vacuum electromagnetic starters combination flame-proof switch, including explosion-proof
Shell, explosion-resistant enclosure are divided into main chamber 1, separate cavities 2 and intrinsic safety chamber 3 by metal profile, and separate cavities 2 and intrinsic safety chamber 3 are arranged
Above main chamber 1.
It is set in main chamber 1 there are four vacuum contactor 4, several vacuum contactors 4 slide setting, main chamber 1 and vacuum side by side
It is equipped with sliding rail 15 between contactor 4, is separated between vacuum contactor 4 by epoxy insulation partition 9.It is cut with scissors before main chamber 1
It is connected to explosion proof door, is equipped with an electrical insulation board 5 behind main chamber 1, the moving contact of each vacuum contactor 4 is six, electrician
Insulation board 5 is equipped with 24 static contacts 6 matching with the moving contact of vacuum contactor 4, and six on electrical insulation board 5
Static contact 6 (female) is used to form galvanic circle to slotting with six moving contacts (male connector) on vacuum contactor 4, is formed when separating
Second isolation fracture.Vacuum contactor 4 is driven by mobile mechanism and is moved forward and backward.
The difference of static contact 6 of 5 two sides of electrical insulation board is in the same plane.The static contact 6 of 5 other side of electrical insulation board is used
Distinguish in the static contact 6 for connecting the identical phase of vacuum contactor 4 on the inlet-outlet line of connection source side and load-side, electrical insulation board 5
In parallel by a copper strips 7, the vacuum isolating change-over switch 8 that one end of copper strips 7 is arranged in separate cavities 2 respectively with one is connected, electricity
The cable of source is connect with static contact 6 again after reversing switch 8 is isolated.Vacuum isolating change-over switch 8 is with apparent isolation
Fracture, separate cavities 2 are equipped with the observation window for observing isolation fracture.Vacuum isolating change-over switch 8 is contacted for intelligent vacuum
The previous stage of device 4 is protected, and protects the safety and convenience of intelligent vacuum contactor 4 and other elements and switch maintenance, and vacuum every
First isolation fracture can be formed when getting to isolated location from reversing switch 8.
The PLC controller being connected and intrinsic safety communication interface are equipped in intrinsic safety chamber 3, PLC controller is connect by intrinsic safety communication
Mouthful can be with upper level controller communication, and PLC controller can control the movement of mobile mechanism.
Specifically, mobile mechanism includes decelerating motor 10, lead screw 11 and ball screw, and lead screw 11 is rotatably arranged on metal branch
On fagging, ball screw matches with lead screw 11.Decelerating motor 10 is that preferably synchronous motor, decelerating motor 10 are fixed at
It is sequentially connected in metal profile and with one end of lead screw 11, the other end of lead screw 11 is connected with hand-operated tools, true for driving
Empty contactor 4 is moved forward and backward, and is realized and electronic integrated is operated with manual.Ball screw passes through movable plate 12 and vacuum contactor 4
It is fixedly connected, the rotation of decelerating motor 10 is converted into the movement of ball screw by lead screw 11, and then can drive vacuum contactor 4
It is moved forward and backward.Movable plate 12 is also hinged with the attacker 14 for fixing vacuum contactor 4.The metal profile of 12 side of movable plate
On set there are two travel switch 13, movable plate 12 can trigger travel switch 13, for by vacuum contactor 4, signal to be fed back in place
Stop to PLC controller control decelerating motor 10.
The mine vacuum electromagnetic starters combination flame-proof switch of the present embodiment and traditional high, medium and low voltage flame-proof switch exist
The main distinction in application method is: the moving contact of the vacuum contactor 4 of the present embodiment can under the drive of mobile mechanism
It separates or is closed with the static contact 6 on electrical insulation board 5, and separating or being closed is to be had controllability, energy by PLC controller
Enough realize intelligent automation；And the present embodiment is constituted more times by filling multiple vacuum contactors 4 in an explosion-resistant enclosure
Road can control multiple motors simultaneously, and therefore, the mine vacuum electromagnetic starters combination flame-proof switch of the present embodiment can be applicable in
In the control system of the unattended heading equipment of mine automation.
It applies specific case in this specification to be expounded the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model；Meanwhile for the general of this field
Technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up institute
It states, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of mine vacuum electromagnetic starters combine flame-proof switch, it is characterised in that: including explosion-resistant enclosure, the explosion-resistant enclosure
It is divided into main chamber, separate cavities and intrinsic safety chamber, is equipped with several vacuum contactors, several described vacuum contactors in main chamber
Sliding is arranged side by side, and explosion proof door is hinged with before main chamber, is equipped with an electrical insulation board, the electricity behind main chamber
Work insulation board is equipped with several static contacts matched with the moving contact of the vacuum contactor, and the electrical insulation board is another
The static contact of side is used to connect the inlet-outlet line of source side and load-side, and the vacuum contactor is under the driving of mobile mechanism
It can be moved forward and backward；The static contact that the identical phase of the vacuum contactor is connected on the electrical insulation board passes through a bronze medal respectively
Band is in parallel, and the vacuum isolating change-over switch that one end of the copper strips is arranged in the separate cavities respectively with one is connected, and described
Pacify intracavitary equipped with the PLC controller being connected and intrinsic safety communication interface, the PLC controller can control the mobile mechanism
Movement.
2. mine vacuum electromagnetic starters according to claim 1 combine flame-proof switch, it is characterised in that: main chamber,
Separated between the separate cavities and the intrinsic safety chamber by metal profile, between the vacuum contactor by epoxy insulation every
Plate separates.
3. mine vacuum electromagnetic starters according to claim 2 combine flame-proof switch, it is characterised in that: the moving machine
Structure includes decelerating motor, lead screw and ball screw, and the lead screw is rotatably arranged in the metal profile, the decelerating motor
Be fixed in the metal profile and with one end of the lead screw be sequentially connected, the ball screw by movable plate with
The vacuum contactor is fixedly connected, and the ball screw matches with the lead screw.
4. mine vacuum electromagnetic starters according to claim 3 combine flame-proof switch, it is characterised in that: the lead screw
The other end is connected with hand-operated tools.
5. mine vacuum electromagnetic starters according to claim 3 combine flame-proof switch, it is characterised in that: the deceleration electricity
Machine is synchronous motor and is electrically connected with the PLC controller.
6. mine vacuum electromagnetic starters according to claim 3 combine flame-proof switch, it is characterised in that: the movable plate
The metal profile of side is equipped with travel switch.
7. mine vacuum electromagnetic starters according to claim 3 combine flame-proof switch, it is characterised in that: the movable plate
It is hinged with attacker.
8. mine vacuum electromagnetic starters according to claim 1 combine flame-proof switch, it is characterised in that: main chamber with
Sliding rail is equipped between the vacuum contactor.
9. mine vacuum electromagnetic starters according to claim 1 combine flame-proof switch, it is characterised in that: each described true
The moving contact of empty contactor is six, and the static contact is in the same plane.
10. mine vacuum electromagnetic starters according to claim 1 combine flame-proof switch, it is characterised in that: the vacuum
Reversing switch is isolated and has isolation fracture, the separate cavities are equipped with the observation window for observing the isolation fracture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247623.7U CN208922933U (en) | 2019-02-27 | 2019-02-27 | A kind of mine vacuum electromagnetic starters combination flame-proof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247623.7U CN208922933U (en) | 2019-02-27 | 2019-02-27 | A kind of mine vacuum electromagnetic starters combination flame-proof switch |
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| Publication Number | Publication Date |
|---|---|
| CN208922933U true CN208922933U (en) | 2019-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920247623.7U Active CN208922933U (en) | 2019-02-27 | 2019-02-27 | A kind of mine vacuum electromagnetic starters combination flame-proof switch |
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| CN (1) | CN208922933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859982A (en) * | 2019-02-27 | 2019-06-07 | 安徽宇腾真空电气有限责任公司 | A kind of mine vacuum electromagnetic starters combination flame-proof switch |
-
2019
- 2019-02-27 CN CN201920247623.7U patent/CN208922933U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859982A (en) * | 2019-02-27 | 2019-06-07 | 安徽宇腾真空电气有限责任公司 | A kind of mine vacuum electromagnetic starters combination flame-proof switch |
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