CN108023508A - A kind of explosion-proof soft starter with protection against electric shock structure - Google Patents
A kind of explosion-proof soft starter with protection against electric shock structure Download PDFInfo
- Publication number
- CN108023508A CN108023508A CN201810045326.4A CN201810045326A CN108023508A CN 108023508 A CN108023508 A CN 108023508A CN 201810045326 A CN201810045326 A CN 201810045326A CN 108023508 A CN108023508 A CN 108023508A
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- China
- Prior art keywords
- rod
- baffle
- electric shock
- protection against
- static contact
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- 239000007858 starting material Substances 0.000 title claims abstract description 57
- 230000003068 static effect Effects 0.000 claims abstract description 83
- 238000002955 isolation Methods 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000008439 repair process Effects 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/02—Details
- H02P1/022—Security devices, e.g. correct phase sequencing
Abstract
The present invention relates to explosion-proof soft starter technical field, and in particular to a kind of explosion-proof soft starter with protection against electric shock structure, including：Several static contacts (2), are arranged in housing (13)；Conducting rod, is arranged on the housing (13) inside, is electrically connected under external force with the static contact (2)；Protection against electric shock structure, the conducting rod is molded over on the electrically connecting position of the static contact (2), there is the isolation being covered in when the conducting rod and the static contact (2) depart from the static contact (2) and allow the conducting rod and the connection status of the static contact (2) grafting.It the present invention provides a kind of explosion-proof soft starter with protection against electric shock structure, can realize that power supply is completely isolated in Maintenance and Repair, prevent secondary energization, security reliability is high.
Description
Technical field
The present invention relates to explosion-proof soft starter technical field, and in particular to a kind of flameproof soft-starter with protection against electric shock structure
Device.
Background technology
Explosion-proof soft starter is the special installation that various Different high risk sites use, its act on be make electronic function smooth starting and
Smooth deceleration parking, protection dragging system, reduce impact of the starting current to power grid, ensure that motor reliably starts, eliminate
The counter inertial impact of dragging system.Original explosion-proof soft starter is using screw rod locking or the method being directly connected by screw bolts, door
Lid unlatching is very inconvenient, and in explosion-proof soft starter babinet during parts maintenance, it is very inconvenient due to space, also very not
Safety.
In order to solve the above-mentioned technical problem, Chinese patent literature CN201835602U discloses one kind and is equipped with the chain machine of lever
The explosion-proof soft starter of structure, including door closure, door closure flange, housing, shell flange, movement pull trolley, handle, travel switch,
Emergency stop switch, button, rocking arm, rocking bar, chain hook plate.Using the one of lever interlocking mechanism connecting rod in explosion-proof soft starter
End, movement pull trolley in the other end connecting box body of pull rod realizes electromechanical interactive chain, when needing to open door closure, presses
Lower button, leverage could move, and door closure could be opened；When powering on, movement pull trolley cannot exit, and door closure cannot be beaten
Open.The patent document is simple using the door closure opening and closing structure of lever linkage principle design, easy to operate.But the flameproof soft-starter
It is cable connection mode inside device, it is inconvenient in Maintenance and Repair, and when door closure is opened, although conducting rod is in handle
Effect it is lower with static contact departing from being connected, if but somewhat apply external force to conducting rod, it is possible to reinsert static contact
In power again, so be easy to cause maintenance personal's electric shock, security reliability is poor.
The content of the invention
For this reason, the technical problems to be solved by the invention are existing explosion-proof soft starter when opening door closure Maintenance and Repair
Power supply cannot be obstructed completely, easily make one to get an electric shock, the defects of security reliability is poor, and then propose it is a kind of can in Maintenance and Repair
To realize that power supply is completely isolated, secondary energization, the high explosion-proof soft starter with protection against electric shock structure of security reliability are prevented.
In order to solve the above technical problem, the present invention provides the explosion-proof soft starter with protection against electric shock structure, including：
Several static contacts, are set in the housing；
Conducting rod, is arranged on the enclosure interior, is electrically connected under external force with the static contact；
Protection against electric shock structure, is molded over the conducting rod with the electrically connecting position of the static contact, having in the conduction
The isolation and allow the conducting rod and the static contact that bar is covered in when departing from the static contact on the static contact
The connection status of grafting.
The explosion-proof soft starter with protection against electric shock structure, the protection against electric shock structure include one and are used to prevent described lead
Electric pole and the Power Component of the baffle assembly of the secondary grafting of the static contact and one for driving the baffle assembly movement.
The explosion-proof soft starter with protection against electric shock structure, further includes one and is arranged on the enclosure interior, for pacifying
The fixed plate of the static contact is filled, the baffle assembly includes the baffle for being arranged on the static contact inserted terminal side and for inciting somebody to action
The connector that the baffle is flexibly connected with the fixed plate and the Power Component respectively, offers several on the baffle
With the matched through hole of the static contact, the conducting rod is electrically connected by the through hole with the static contact, the Power Component
Drive the baffle to pump, to change the relative position of the through hole and the static contact, realize the protection against electric shock
The conversion of structure isolation and connection status.
The explosion-proof soft starter with protection against electric shock structure, the connector include at least one fixed link and one
Motion bar, the both ends of the fixed link connect the fixed plate and the baffle, one end of the motion bar and the gear respectively
Plate is affixed, and the other end is connected with the Power Component, past above and below the baffle for being driven under the driving of the Power Component
Multiple movement, the relevant position of the baffle forms the displacement space of the fixed boom end.
The explosion-proof soft starter with protection against electric shock structure, the Power Component include a door closure with the housing
The push rod of connection and the rod piece for being arranged on the push rod other end, one end of the rod piece are fixed with the baffle, other end water
It is flat to extend the baffle and be connected with the push rod, formation lever construction.
The explosion-proof soft starter with protection against electric shock structure, the push rod are vertically arranged with the door closure, the bar
Part includes first body of rod of L-type being connected with the push rod and second body of rod being connected with the baffle, first body of rod and institute
It is affixed to state second body of rod.
The explosion-proof soft starter with protection against electric shock structure, first body of rod have the movement side with the push rod
The horizon bar being arranged in parallel to vertically disposed vertical bar and with the direction of motion of the push rod, first body of rod pass through setting
Axis in the vertical bar and the horizon bar junction is pivotally connected with the housing.
The explosion-proof soft starter with protection against electric shock structure, one end that the push rod is connected with the door closure be higher than with
The other end of the rod piece connection is set, and the rod piece is the horizontal bars set along the length direction of the baffle.
The explosion-proof soft starter with protection against electric shock structure, the baffle assembly are to be covered in the static contact grafting
The cover board at end, the Power Component control the lifting piece of the cover plate opening-closing to set on the housing.
The explosion-proof soft starter with protection against electric shock structure, is additionally provided with several branch in the inner walls
Frame, the push rod is installed in the stent, and is moved back and forth under external force.
Technical solution of the present invention, has the following advantages that：
1. the explosion-proof soft starter provided by the invention with protection against electric shock structure, including several static contacts, are arranged on shell
In body；Conducting rod, is arranged on the enclosure interior, is electrically connected under external force with the static contact；Protection against electric shock structure,
The conducting rod is molded over on the electrically connecting position of the static contact, having when the conducting rod and the static contact depart from
The isolation and the permission conducting rod and the connection status of the static contact grafting being covered on the static contact.Working
When personnel carry out Maintenance and Repair to explosion-proof soft starter, door closure is opened, protection against electric shock structure can make static contact and conducting rod complete
In isolation, prevent personnel from getting an electric shock, securely and reliably；When shutting door closure, it is possible to achieve static contact is electrically connected with conducting rod,
Explosion-proof soft starter works normally.
2. the explosion-proof soft starter provided by the invention with protection against electric shock structure, the protection against electric shock structure includes one and is used to prevent
The only conducting rod and the power of the baffle assembly of the secondary grafting of the static contact and one for driving the baffle assembly movement
Component.When opening door closure, Power Component driving baffle assembly moves to isolation, and the baffle assembly can effectively prevent from leading
Electric pole and the secondary grafting of static contact, it is ensured that the personal safety of maintenance process personnel.When shutting door closure, the Power Component can be with
Driving baffle assembly makes static contact and conducting rod be in inserting state, makes its normal work.The explosion-proof soft starter is simple in structure,
It is not only safe and reliable and easy to operate.
3. the explosion-proof soft starter provided by the invention with protection against electric shock structure, stationary contact is arranged on by Power Component driving
The baffle of head inserted terminal side pumps, and several settings with the matched through hole of static contact on baffle, passes through
Conducting rod and the conversion of static contact connection status or isolation, structure letter are realized in the change of through hole and static contact relative position
List, mode are reliable, and the change to enclosure interior component is smaller, and production cost is relatively low.
4. the explosion-proof soft starter provided by the invention with protection against electric shock structure, the connector includes at least one fixation
Bar and a motion bar, can be remained substantially stationary, motion bar by the setting baffle of fixed link and the position of fixed plate
Setting then cause door closure baffle can move within the specific limits in closing and opening, and then realize conducting rod with it is quiet
The grafting or isolation of contact, ensure that the connection of whole device is more solid and reliable.
5. the explosion-proof soft starter provided by the invention with protection against electric shock structure, the Power Component includes one and the shell
The push rod of the door closure connection of body and the rod piece for being arranged on the push rod other end, pass through several levers between rod piece and baffle
Pumping for baffle is realized in the linkage effect of structure, easy to operate, it is easy to accomplish, and rationally make use of enclosure interior
Space, reduces production cost.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the sectional view of the explosion-proof soft starter with protection against electric shock structure of the present invention；
Fig. 2 is the baffle arrangement schematic diagram of the explosion-proof soft starter with protection against electric shock structure of the present invention；
Fig. 3 is the schematic diagram of the Power Component of the explosion-proof soft starter with protection against electric shock structure of the present invention；
Fig. 4 is the top view of the Power Component of the explosion-proof soft starter with protection against electric shock structure of the present invention.
Description of reference numerals：
1- fixed plates；2- static contacts；3- baffles；4- fixed links；5- nylon screws；6- motion bars；Second bodies of rod of 7-；8- branch
Seat；9- push rods；10- stents；11- adjusting screws；12- blocks；13- housings；14- door closures；15- axis；First bodies of rod of 16-.
Embodiment
Technical scheme is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to the scope of protection of the invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It can be combined with each other into conflict.
A kind of embodiment of the explosion-proof soft starter with protection against electric shock structure as shown in Figs 1-4, including：It is some
A static contact 2, is arranged in housing 13；Conducting rod, is arranged on inside the housing 13, under external force with the static contact
2 are electrically connected；Protection against electric shock structure, is molded over the conducting rod with the electrically connecting position of the static contact 2, having described
Conducting rod isolation on the static contact 2 is covered in when departing from the static contact 2 and allow the conducting rod with it is described
The connection status of 2 grafting of static contact.When staff carries out Maintenance and Repair to explosion-proof soft starter, door closure 14 is opened, anti-
Under the action of electric shock structure, static contact 2 and conducting rod are in completely isolated state, so as to effectively prevent personnel's electric shock, improve
The safety and reliability of explosion-proof soft starter；When shutting door closure 14, then static contact 2 can be realized with conducting rod again
It is electrically connected, explosion-proof soft starter normal work.
Specifically, the protection against electric shock structure includes one for preventing the conducting rod and 2 two grafting of static contact
Baffle assembly and a Power Component for driving the baffle assembly movement.When opening door closure 14, the baffle assembly covering
On the inserted terminal of static contact 2, conducting rod and 2 two grafting of static contact can be effectively prevented, it is ensured that the personnel in maintenance process
Safety.When shutting door closure 14, the Power Component can drive baffle assembly to leave the inserted terminal of static contact 2, make static contact 2
Inserting state is in conducting rod.The explosion-proof soft starter is simple in structure, not only safe and reliable but also easy to operate.
Specifically, the explosion-proof soft starter with protection against electric shock structure, further includes one and is arranged in the housing 13
Portion, the fixed plate 1 for installing the static contact 2, fixed plate 1 are vertically arranged in inside housing 13, and six static contacts 2 are into two rows
It is evenly distributed in fixed plate 1, and inserted terminal extends fixed plate 1.The baffle assembly is inserted including being arranged on the static contact 2
Connect the baffle 3 of end side and the connection for the baffle 3 to be flexibly connected with the fixed plate 1 and the Power Component respectively
Part, baffle 3 are arranged in parallel with fixed plate 1, and six and the 2 matched through hole of static contact are offered on the baffle 3, described to lead
Electric pole is electrically connected through the through hole with the static contact 2.The Power Component drives during door closure 14 is opened and closed
Move the baffle 3 to pump, to change the relative position of the through hole and the static contact 2, realize the protection against electric shock
The conversion of structure isolation and connection status.When closing door closure 14, Power Component drives baffle 3 to move upwards, and baffle 3
On through hole be exactly in conducting rod and 2 electrically connecting position of static contact, i.e. it is conductive so that protection against electric shock structure is in connection status
In bar insertion static contact 2, explosion-proof starter normal work；When opening door closure 14, conducting rod under the action of handle with stationary contact
First 2 are disconnected, and under the self gravitation effect of baffle 3 and the connector being connected with Power Component, baffle 3 moves downward, directly
The hole of through hole and 2 inserted terminal of static contact on to baffle 3 is staggered, accordingly even when under the effect of external force, due to the resistance of baffle 3
Every conducting rod can not be inserted into static contact 2, so that protection against electric shock structure is in isolation, conducting rod and static contact are complete
Full isolation, effectively prevent the phenomenon of secondary energization.
Specifically, the connector includes at least one fixed link 4 and a motion bar 6, the both ends point of the fixed link 4
The fixed plate 1 and the baffle 3 are not connected, and one end of the motion bar 6 and the baffle 3 are affixed, and the other end is moved with described
Power component connects, for driving the baffle 3 to pump under the driving of the Power Component, the phase of the baffle 3
Position is answered to form the displacement space of 4 end of fixed link.In the present embodiment, baffle 3 is fixed on fixation by nylon screw 5
One end of bar 4, to ensure that the combination of baffle 3 and fixed plate 1 is more firm, is provided with four admittedly between baffle 3 and fixed plate 1
Fixed pole 4, and four fixed links 4 are evenly distributed between two neighboring through hole；To ensure that 3 movement locus of baffle does not shift,
The strip through hole that a height is more than 4 diameter of fixed link, Er Qiesuo are formed on the connecting pin of baffle 3 and the fixed link 4
It is identical with the diameter of fixed link 4 to state the width of strip through hole, so that the fixed link 4 can be along past above and below strip through hole
Multiple movement, has certain activity surplus.
Specifically, the Power Component includes a push rod 9 being connected with the door closure 14 of the housing 13 and is arranged on described
The rod piece of 9 other end of push rod, one end of the rod piece are fixed with the baffle 3, and the other end extend horizontally away the baffle 3 and institute
State push rod 9 to connect, form lever construction.In the present embodiment, a block is welded in the position that push rod 9 is corresponded on 14 flange of door closure
12, described 9 one end of push rod is connected by connecting fork with rod piece；The other end connects with an adjusting screw 11 being installed on block 12
Connect, adjusting screw 11 is used for the stroke distances for adjusting push rod 9.When shutting door closure 14, block 12 promotes push rod 9 to move, and leads to
Cross the leverage driving baffle 3 that push rod 9 and rod piece are formed to move up, and mobile distance is just to make at protection against electric shock structure
In connection status.
Specifically, the push rod 9 is vertically arranged with the door closure 14, and the rod piece includes the L-type being connected with the push rod 9
First body of rod 16 and second body of rod 7 being connected with the baffle 3, first body of rod 16 and second body of rod 7 are affixed.This reality
Apply in example, the push rod 9 is fixed on shell by being welded on three stents 10 set perpendicular to door closure 14 on 13 right flank of housing
On 13 right flank of body, push rod 9 can move horizontally in the hole of stent 10, the displacement without vertical direction occurs；Described
Bipole body 7 is fixed on housing 13 by the bearing 8 being welded on housing 13, which is located at second body of rod 7 close to first
At the 1/3 of 16 end of the body of rod, second body of rod 7 forms the first lever construction using bearing 8 as fulcrum.
Specifically, first body of rod 16 have with the vertically disposed vertical bar of the direction of motion of the push rod 9 and with institute
The horizon bar that the direction of motion of push rod 9 is arranged in parallel is stated, the two is integrally formed, and first body of rod 16 is described perpendicular by being arranged on
Straight-bar and the axis 15 of the horizon bar junction are pivotally connected with the housing 13, and first body of rod 16 forms the using axis 15 as fulcrum
Two lever constructions.By the setting of first body of rod 16 and second body of rod 7, can be by the conversion of motion of push rod 9 in the horizontal direction
Baffle 3 vertical direction movement so that the conversion of active force more completely, action effect it is more obvious.
When closing door closure 14, door closure 14 promotes push rod 9 to be moved to the direction away from door closure 14, i.e., is transported to the left side of Fig. 3
Dynamic, since the vertical bar and push rod 9 of first body of rod 16 are affixed, and first body of rod 16 is pivotally connected by axis 15 and housing 13, and such the
Anticlockwise rotation will occur for one body of rod 16, i.e. the lower end of horizon bar rotates down, due to the shape of 7 structure of the second lever
Into, so that drive one end of connected second body of rod 7 to move downward, i.e. right part in Fig. 2, and due to second body of rod 7
It is fixed on by bearing 8 on housing 13 and forms the first lever construction, the other end of second body of rod 7 then moves upwards, i.e. in Fig. 2
Left part, and then drive baffle 3 to move up to the through hole of its upper part and align with the inserted terminal of static contact 2, such conducting rod
Through hole and 2 smooth grafting of static contact can be passed through, ensures the normal work of explosion-proof soft starter.
When needing opening door closure 14 to overhaul explosion-proof soft starter, conducting rod is detached from static contact 2, baffle
3 move downward under the gravity of itself, misplace at this time between the inserted terminal of the through hole on baffle 3 and static contact 2, with
The one end for second body of rod 7 that baffle 3 connects moves downward at the same time, under 16 structure function of the first lever, second body of rod 7 and first
The other end that the body of rod 16 connects then moves upwards, i.e., clockwise rotation occurs for first body of rod 16, then in the second lever 7
Under structure function, push rod 9 is moved to the direction close to door closure 14, i.e., is moved to the right side of Fig. 3, push rod 9 exits.So due to gear
The barrier effect of plate 3, though conducting rod be subject to external force effect will not with 2 grafting of static contact, so as to play effective isolation
Effect, ensure that the personal safety of service personnel.
Can in alternate embodiments as one kind, the explosion-proof soft starter with protection against electric shock structure is described to push away
One end that bar is connected with the door closure 14 is higher than the other end being connected with the rod piece and sets, and push rod 9 is connected one end with door closure 14
It is connected with an adjusting screw, for adjust the stroke distances of push rod 9.I.e. push rod 9 with the horizontal certain angle obliquely
Set, the power that such push rod 9 is acted on rod piece can be decomposed into an active force in the horizontal direction and one vertically to
Under active force, the rod piece for one along the baffle 3 length direction set horizontal bars.When shutting door closure 14, push away
Bar 9 drive rod piece moved downward with one end that baffle 3 is connected, then the other end of rod piece due to leverage can drive baffle 3 to
Upper movement so that protection against electric shock structure is in connection status；When opening door closure 14, baffle 3 is transported downwards under self gravitation effect
It is dynamic, drive one end that corresponding rod piece is connected with push rod 9 to move upwards, push rod 9 exits the connection with static contact 2, so that
Protection against electric shock structure is in isolation.
Alternatively can in alternate embodiments, the baffle assembly is to be covered in 2 inserted terminal of static contact
Cover board, an insulation board for being slightly larger than 2 inserted terminal of static contact, the side of insulation board and fixation are mounted on each static contact 2
Plate 1 is pivotally connected；The Power Component controls the lifting piece of the cover plate opening-closing to be arranged on the housing 13, and lifting piece is
One end is fixed with insulation board, and the other end extends the insulation ropes of housing 13, to facilitate after the opening of door closure 14, passes through insulating cord
Insulation board is covered on the inserted terminal of static contact 2 by rope in time, and after door closure closing, lift insulation board upwards in time so that
Conducting rod is inserted into realizing in static contact 2 and is electrically connected.
Obviously, the above embodiments are merely examples for clarifying the description, and the restriction not to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
- A kind of 1. explosion-proof soft starter with protection against electric shock structure, it is characterised in that including：Several static contacts (2), are arranged in housing (13)；Conducting rod, is arranged on the housing (13) inside, is electrically connected under external force with the static contact (2)；Protection against electric shock structure, is molded over the conducting rod with the electrically connecting position of the static contact (2), having in the conducting rod The isolation that is covered in when departing from the static contact (2) on the static contact (2) and allow the conducting rod with it is described quiet The connection status of contact (2) grafting.
- 2. the explosion-proof soft starter according to claim 1 with protection against electric shock structure, it is characterised in that the protection against electric shock knot Structure include one be used for prevent the conducting rod and the static contact (2) secondary grafting baffle assembly and one be used for drive described in every The Power Component of plate component movement.
- 3. the explosion-proof soft starter according to claim 2 with protection against electric shock structure, it is characterised in that further include a setting In the housing (13) inside, the fixed plate (1) for installing the static contact (2), the baffle assembly includes being arranged on institute State static contact (2) inserted terminal side baffle (3) and for by the baffle (3) respectively with the fixed plate (1) and described dynamic The connector that power component is flexibly connected, offers several and the static contact (2) matched through hole, institute on the baffle (3) State conducting rod to be electrically connected with the static contact (2) by the through hole, the Power Component drives the baffle (3) up and down reciprocatingly Movement, to change the relative position of the through hole and the static contact (2), realizes the protection against electric shock structure isolation and connection The conversion of state.
- 4. the explosion-proof soft starter according to claim 3 with protection against electric shock structure, it is characterised in that the connector bag Include at least one fixed link (4) and a motion bar (6), the both ends of the fixed link (4) connect respectively the fixed plate (1) and The baffle (3), one end of the motion bar (6) and the baffle (3) are affixed, and the other end is connected with the Power Component, use The baffle (3) is driven to pump under the driving in the Power Component, the relevant position shaping of the baffle (3) There is the displacement space of the fixed link (4) end.
- 5. the explosion-proof soft starter according to claim 4 with protection against electric shock structure, it is characterised in that the Power Component Including a push rod (9) being connected with the door closure (14) of the housing (13) and the rod piece for being arranged on the push rod (9) other end, institute The one end and the baffle (3) for stating rod piece are fixed, and the other end extend horizontally away the baffle (3) and is connected with the push rod (9), shape Into lever construction.
- 6. the explosion-proof soft starter according to claim 5 with protection against electric shock structure, it is characterised in that the push rod (9) Be vertically arranged with the door closure, the rod piece include first body of rod of L-type (16) that is connected with the push rod (9) and with the baffle (3) second body of rod (7) of connection, first body of rod (16) and second body of rod (7) are affixed.
- 7. the explosion-proof soft starter according to claim 6 with protection against electric shock structure, it is characterised in that first body of rod (16) have and the vertically disposed vertical bar of the direction of motion of the push rod (9) and parallel with the direction of motion of the push rod (9) The horizon bar of setting, first body of rod (16) by be arranged on the axis (15) of the vertical bar and the horizon bar junction with Housing (13) pivot joint.
- 8. the explosion-proof soft starter according to claim 5 with protection against electric shock structure, it is characterised in that the push rod (9) The one end being connected with the door closure (14) is higher than the other end that be connected with the rod piece and sets, and the rod piece is one along the baffle (3) horizontal bars that length direction is set.
- 9. the explosion-proof soft starter according to claim 2 with protection against electric shock structure, it is characterised in that the baffle assembly To be covered in the cover board of the static contact (2) inserted terminal, the Power Component controls institute to be arranged on the housing (13) State the lifting piece of cover plate opening-closing.
- 10. there is the explosion-proof soft starter of protection against electric shock structure according to claim 5-8 any one of them, it is characterised in that Several stents (10) are additionally provided with housing (13) inner wall, the push rod (9) is installed in the stent (10), and External force effect is lower to be moved back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045326.4A CN108023508A (en) | 2018-01-17 | 2018-01-17 | A kind of explosion-proof soft starter with protection against electric shock structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045326.4A CN108023508A (en) | 2018-01-17 | 2018-01-17 | A kind of explosion-proof soft starter with protection against electric shock structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023508A true CN108023508A (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810045326.4A Pending CN108023508A (en) | 2018-01-17 | 2018-01-17 | A kind of explosion-proof soft starter with protection against electric shock structure |
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| CN (1) | CN108023508A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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