CN206849797U - Modularization residual current protecting electrical apparatus release - Google Patents
Modularization residual current protecting electrical apparatus release Download PDFInfo
- Publication number
- CN206849797U CN206849797U CN201720765478.2U CN201720765478U CN206849797U CN 206849797 U CN206849797 U CN 206849797U CN 201720765478 U CN201720765478 U CN 201720765478U CN 206849797 U CN206849797 U CN 206849797U
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- CN
- China
- Prior art keywords
- push rod
- iron core
- dynamic iron
- coil block
- push
- 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- Withdrawn - After Issue
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Abstract
The utility model discloses modularization residual current protecting electrical apparatus release,It includes box body,Electric sub-member plate,Coil block,Push-rod assembly,Instruction button,Box body is integral type structure,It is provided with opening upwards groove room,Coil block and push-rod assembly are placed in box body,Cassette upper end opening disposes electric sub-member plate,Electric sub-member plate is connected with coil block circuit,Described push-rod assembly includes push rod,Dynamic iron core,Push rod energy pre-storage spring II,Push rod outer end is provided with pull hook and contacts connection with the draw bar of breaker,Electric sub-member plate receives residual current signal,Coil block is powered,Outward thrust is provided to the dynamic iron core in conduit,Dynamic iron core drives the separating brake action that push rod pulls towing plate to complete killer switch,Instruction button is connected with push-rod assembly lower end edge sliding contact,Push rod separating brake is in place,Protrude electric sub-member plate upper face in instruction button upper end,Compared to existing electrical apparatus release,With small volume,Modular construction,Convenient disassembly,Reliable in action,The characteristics of residual current drop-away value precision is high.
Description
Technical field
It the utility model is related to low voltage switch equipment technical field, and in particular to a kind of low pressure residual current protecting function
Residual current protecting tripper structure.
Background technology
Aftercurrent protecting equipment, which is usually used in requirement, residual current protecting（Creepage protection function）Distribution loop in, when
When residual action current in distribution line be present, residual current transformer senses remaining drop-away current, is sent to residual current
Electrical apparatus release, the dynamic iron core on its electrical apparatus release overcome the suction of static iron core to drive push rod to pull draw bar on breaker of plastic casing, reached
The purpose of disjunction circuit, residual current protecting effect is played, current electrical apparatus release Product Assembly is complicated, is generally located on breaker
Inside top panel, trip action device typically fixes push rod using mechanical spring structure top pressure, because mechanical spring force has necessarily
Fluctuation range, cause tripping force precision poor；Top lid fixing screws need to be pulled down during installation, then fill electrical apparatus release part
On, and shift around larger, residual current protecting electrical apparatus release disabler can be influenceed.
The content of the invention
The purpose of this utility model seeks to provide a kind of easy installation and removal, rational in infrastructure, reliable in action, malfunction coefficient
The residual current protecting electrical apparatus release of accurate mechanical linkage.
To realize above-mentioned purpose of utility model, technical solution adopted in the utility model is：
A kind of modularization residual current protecting electrical apparatus release, it include box body, electric sub-member plate, coil block, push-rod assembly,
Instruction button, box body are integral type structure, are provided with opening upwards groove room, and coil block and push-rod assembly are placed in box body,
Cassette upper end opening disposes electric sub-member plate, and electric sub-member plate is connected with coil block circuit, and instruction button passes through spring I and box
Body groove room bottom connects, and described push-rod assembly includes push rod, dynamic iron core, push rod energy pre-storage spring II, and coil block includes
Coil, permanent magnet, conduit, outside conduit, dynamic iron core is slidably connected coil winding with conduit, and permanent magnet gives dynamic iron core suction, bullet
Spring II is nested between dynamic iron core outer end and coil block, and dynamic iron core outer end is fixedly connected with push rod the inner, push rod outer end
It is provided with pull hook and connection is contacted with the draw bar of breaker, electric sub-member plate receives residual current signal, and coil block is powered,
Outward thrust is provided to the dynamic iron core in conduit, dynamic iron core drives push rod to pull towing plate to complete the separating brake of killer switch and moved
Make, instruction button is connected with push-rod assembly lower end edge sliding contact, and in place, electronics group is protruded in instruction button upper end to push rod separating brake
Part plate upper face.
Described box body includes the groove room that integral type links together, side end dop, circuit support plate, fixed installation in groove room
Coil block, the cavity between coil block and groove room are the action chamber of push rod, are provided with below the instruction button of groove room bottom convex
Platform I, to connecting spring I, one jiao of groove room is provided with push rod extending port and stopper slot.
Described push rod generally L-shaped, including the short side plate of integral type connection and long side plate, short side plate and dynamic iron core end
It is fixedly connected, long side plate outer end sets pull hook, and pull hook stretches out groove room and connection is contacted with the towing plate of breaker, and long side plate is also set
Guiding plush copper is equipped with, box body is provided with stopper slot, is oriented to plush copper and is connected with stopper slot sliding contact, to limit the action of push rod
Amplitude, and positioning and guiding effect is played to push rod.
Described push rod bottom is provided with downward opening linked slot, lower plane of structure that linked slot includes being sequentially connected, tiltedly
Face, upper plane of structure, described instruction button are provided with guide ledges II, guide ledges II be provided with the oblique sliding surface that links together and
Upglide surface, before the action of push rod separating brake, lower plane of structure contacts connection, instruction button compression spring I with upglide surface, and its upper end is less than
Electric sub-member plate upper face, push rod separating brake are acted into side moving process, descend plane of structure to be slided with upglide surface before this, then inclined-plane
Slided with oblique picture, last upglide surface contacts with upper plane of structure, push rod horizontal balance, the action of instruction button vertical direction, push rod point
In place, instruction button pops up lock, and distal process goes out electric sub-member plate thereon, shows in circuit residual current, distribution line be present
Residual current failure be present.
Further, coil block instruction button side is provided with vertical groove guide rail, and instruction button slides vertically with guide rail
Connection.
Described coil block includes also including coil rack, winding film, iron gasket, cylinder iron core, and cylinder iron core is fixed
Conduit the inner is arranged on, permanent magnet is that two panels is positioned in coil rack symmetric position, forms constant magnetic field, the suction that can stablize
The firmly dynamic iron core on push-rod assembly, makes its end contact connection with cylinder iron core, and energy pre-storage spring II stores up power, electricity by compression simultaneously
Sub-component plate senses residual current, coil charges is produced with the suction that electromagnetic field overcomes permanent magnet, while the release of spring II is made
Enforce dynamic iron core to move to outside conduit, push rod pull hook pulls the draw bar on breaker of plastic casing to thread off.
Described electric sub-member plate includes earth leakage protective chip, is connected respectively with current transformer, coil block circuit, can
Residual current signal is received, and coil block is powered, separating brake is completed in control push-rod assembly action.
Described push-rod assembly also includes collar, and dynamic iron core head round platform puts spring II, through push rod end collar
It is fixed, convenient disassembly.
Described electric sub-member plate also includes zero-sequence current sensor circuit, signal amplification circuit, integrated computation control circuit,
Current signal caused by current transformer is received by zero-sequence current sensor circuit, after signal amplification circuit amplifies, into collection
Into arithmetic control circuit, and then conducting coil is controlled, produce electromagnetic force.Described earth leakage protective chip uses MIT
The M54133 chips of production.
Described side end dop is U-shaped elasticity scarf joint, and described circuit support plate head is provided with cabling channel, the circuit
Support plate is additionally provided with analog contacts, and be provided with test button on Shell of circuit breaker is connected with electric sub-member plate, is pressed under test button,
Analog contacts are connected with electric sub-member plate, and simulation residual current is by triggering trip action.
The beneficial effects of the utility model are：
1st, residual current tripping coil is installed in a box, and electric sub-member plate is installed on box upper end, and box body is using one
Formula modular construction, it is compact-sized, an independent module is formed, directly can be rabbeted in circuit breaker panel, installation and maintenance are more
Change conveniently；
2nd, absorption affinity, compared to more traditional mechanical spring type structure, dynamic iron core are produced to dynamic iron core using permanent magnet
Trigger action power is more accurate, improves residual current dropout precision；
3rd, residual current dropout instruction button is up and down mechanically matches gearing, simple in construction, action with pusher structure
It is reliable accurate.
Brief description of the drawings
Fig. 1 is the utility model embodiment structural representation；
Fig. 2 is the utility model embodiment cross-sectional view；
Fig. 3 is box body structure schematic diagram in Fig. 1；
Fig. 4 is push-rod assembly structural representation in Fig. 1；
Fig. 5 is coil block structural representation；
Fig. 6 is coil block cross section structure diagram；
Fig. 7 is push rod and button switch action schematic diagram.
Box body 1, electric sub-member plate 2, instruction button 3, analog contacts 24, groove room 4, side end dop 5, circuit support plate 6, action
Chamber 7, boss I 23, stopper slot 28, push rod 11, dynamic iron core 8, spring II 9, collar 10, pull hook 12, guiding plush copper 13, lower plane of structure 25
, inclined-plane 26, upper plane of structure 27, coil rack 14, winding film 16, iron gasket 17, permanent magnet 18, conduit 19, cylinder iron core 20, guide rail
21st, spring I 15, guide ledges II 22.
Embodiment
A kind of modularization residual current protecting electrical apparatus release as shown in drawings, it includes box body 1, electric sub-member plate 2, coil
Component, push-rod assembly, instruction button 3, box body 1 are integral type structure, are provided with opening upwards groove room 4, coil block and push rod
In box body 1, the upper end open of box body 1 placement electric sub-member plate 2, electric sub-member plate 2 is connected component placement with coil block circuit,
Instruction button 3 is connected by spring I 15 with the bottom of 1 groove room of box body 4, and described push-rod assembly includes push rod, dynamic iron core 8, push rod
Energy pre-storage spring II 9, coil block include coil, permanent magnet 18, conduit 19, coil winding outside conduit 19, dynamic iron core 8 with
Conduit 19 is slidably connected, and permanent magnet 18 gives the suction of dynamic iron core 8, spring II 9 be nested with the outer end of dynamic iron core 8 and coil block it
Between, the outer end of dynamic iron core 8 is fixedly connected with the inner of push rod 11, and the draw bar that the outer end of push rod 11 is provided with pull hook 12 and breaker connects
Connection is touched, electric sub-member plate 2 receives residual current signal, and coil block is powered, provided outwards to the dynamic iron core 8 in conduit 19
Thrust, dynamic iron core 8 drive the separating brake action that push rod 11 pulls towing plate to complete killer switch, instruction button 3 and push-rod assembly
Lower end edge sliding contact connects, and in place, the upper face of electric sub-member plate 2 is protruded in the upper end of instruction button 3 to the separating brake of push rod 11.
Described box body 1 includes the groove room 4 that integral type links together, side end dop 5, circuit support plate 6, solid in groove room 4
Dingan County's wiring coil assembly, cavity between coil block and groove room 4 are the action chamber 7 of push rod 11, the bottom instruction button 3 of groove room 4
Lower section is provided with boss I 23, and to connecting spring I 15,4 one jiaos of groove room is provided with push rod extending port and stopper slot 28.
The described generally L-shaped of push rod 11, including the short side plate of integral type connection and long side plate, short side plate and dynamic iron core 8
End is fixedly connected, and long side plate outer end sets pull hook 12, and pull hook 12 stretches out groove room 4 and contacts connection with the towing plate of breaker,
Long side plate, which is additionally provided with, is oriented to plush copper 13, and box body 1 is provided with stopper slot 28, is oriented to plush copper 13 and connects with the sliding contact of stopper slot 28
Connect, to limit the movement range of push rod 11, and positioning and guiding effect is played to push rod 11.
The described bottom of push rod 11 is provided with downward opening linked slot, and linked slot includes the lower plane of structure being sequentially connected
25th, inclined-plane 26, upper plane of structure 27, described instruction button 3 are provided with guide ledges II 22, and guide ledges II 22, which are provided with, to be connected to
Oblique sliding surface and upglide surface together, before the action of the separating brake of push rod 11, lower plane of structure 25 contacts connection with upglide surface, and instruction button 3 is pressed
Contracting spring I 15, its upper end are less than the upper face of electric sub-member plate 2, and the separating brake of push rod 11 is acted into side moving process, before this under
Plane of structure 25 slides with upglide surface, and then inclined-plane 26 slides with oblique picture, and last upglide surface contacts with upper plane of structure 27, and push rod 11 is horizontal
Action, the action of the vertical direction of instruction button 3, in place, instruction button 3 pops up the separating brake of push rod 11, and distal process goes out electronics group thereon
Part plate 2, show in circuit residual current be present, distribution line has residual current failure.
Further, the side of coil block instruction button 3 is provided with vertical groove guide rail 21, and instruction button 3 is perpendicular with guide rail 21
To being slidably connected.
Described coil block includes also including coil rack 14, winding film 16, iron gasket 17, cylinder iron core 20, cylinder
Iron core 20 is fixedly installed on the inner of conduit 19, and permanent magnet 18 is that two panels is positioned in the symmetric position of coil rack 14, is formed constant
Magnetic field, can stablize the dynamic iron core 8 held on push-rod assembly, its end is contacted connection, energy pre-storage bullet with cylinder iron core 20
Spring II 9 stores up power by compression simultaneously, and electric sub-member plate 2 senses residual current, and producing electromagnetic field to coil charges overcomes permanent magnet
18 suction, while the release action of spring II 9 is pushed dynamic dynamic iron core 8 and moved to outside conduit 19, push rod pull hook 12 pulls plastic housing to break
Draw bar on the device of road is threaded off.
Described electric sub-member plate 2 includes earth leakage protective chip, is connected respectively with current transformer, coil block circuit,
Residual current signal can be received, and coil block is powered, separating brake is completed in control push-rod assembly action.
Described push-rod assembly also includes collar 10, and the head round platform of dynamic iron core 8 puts spring II 9, is used through push rod end
Collar 10 is fixed, convenient disassembly.
Described electric sub-member plate includes zero-sequence current sensor circuit, signal amplification circuit, integrated computation control circuit, leads to
Cross zero sequence current-sensing circuit and receive current signal caused by current transformer, after signal amplification circuit amplifies, into integrated
Arithmetic control circuit, and then conducting coil is controlled, produce electromagnetic force.Described earth leakage protective chip is given birth to using MIT
The M54133 chips of production.
Described side end dop 5 is U-shaped elasticity scarf joint, and the described head of circuit support plate 6 is provided with cabling channel, the line
Road support plate 6 is additionally provided with analog contacts, and test button is provided with Shell of circuit breaker and is connected with electric sub-member plate 2, test button
Under press, analog contacts are connected with electric sub-member plate 2, simulation residual current pass through, trigger trip action.
Described above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of technical field
For personnel, on the premise of the utility model principle is not departed from, some improvement can also be made, wound is not being paid in these improvement
The scope of protection of the utility model is also should be regarded as under the premise of the property made work.
Claims (3)
1. a kind of modularization residual current protecting electrical apparatus release, it is characterized in that：It includes box body, electric sub-member plate, coil block, pushed away
Bar assembly, instruction button, box body are integral type structure, are provided with opening upwards groove room, coil block and push-rod assembly are placed in
In box body, cassette upper end opening placement electric sub-member plate, electric sub-member plate is connected with coil block circuit, and instruction button passes through bullet
Spring I is connected with box body groove room bottom, and described push-rod assembly includes push rod, dynamic iron core, push rod energy pre-storage spring II, coil group
Part includes coil, permanent magnet, conduit, and outside conduit, dynamic iron core is slidably connected coil winding with conduit, and permanent magnet is inhaled to dynamic iron core
Power, spring II are nested between dynamic iron core outer end and coil block, and dynamic iron core outer end is fixedly connected with push rod the inner, push rod
Outer end is provided with pull hook and connection is contacted with the draw bar of breaker, and electric sub-member plate receives residual current signal, to coil block
It is powered, provides outward thrust to the dynamic iron core in conduit, dynamic iron core drives point that push rod pulls towing plate to complete killer switch
Lock is acted, and instruction button is connected with push-rod assembly lower end edge sliding contact, and in place, instruction button upper end protrusion is electric for push rod separating brake
Sub-component plate upper face.
2. modularization residual current protecting electrical apparatus release according to claim 1, it is characterized in that：Box body connects including integral type
Groove room together, side end dop, circuit support plate, coil block, the sky between coil block and groove room are fixedly mounted in groove room
Chamber is the action chamber of push rod, is provided with boss I below the instruction button of groove room bottom, to connecting spring I, one jiao of groove room is provided with
Push rod extending port and stopper slot.
3. modularization residual current protecting electrical apparatus release according to claim 1, it is characterized in that：Described push rod generally L
Shape, including the short side plate of integral type connection and long side plate, short side plate are fixedly connected with dynamic iron core end, and long side plate outer end is set
Pull hook, pull hook stretch out groove room and connection are contacted with the towing plate of breaker, and long side plate is additionally provided with guiding plush copper, is provided with box body
Stopper slot, it is oriented to plush copper and is connected with stopper slot sliding contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765478.2U CN206849797U (en) | 2017-06-28 | 2017-06-28 | Modularization residual current protecting electrical apparatus release |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765478.2U CN206849797U (en) | 2017-06-28 | 2017-06-28 | Modularization residual current protecting electrical apparatus release |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206849797U true CN206849797U (en) | 2018-01-05 |
Family
ID=60802981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720765478.2U Withdrawn - After Issue CN206849797U (en) | 2017-06-28 | 2017-06-28 | Modularization residual current protecting electrical apparatus release |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206849797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107424882A (en) * | 2017-06-28 | 2017-12-01 | 山东泰开电工电器有限公司 | Modularization residual current protecting electrical apparatus release |
-
2017
- 2017-06-28 CN CN201720765478.2U patent/CN206849797U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107424882A (en) * | 2017-06-28 | 2017-12-01 | 山东泰开电工电器有限公司 | Modularization residual current protecting electrical apparatus release |
| CN107424882B (en) * | 2017-06-28 | 2019-04-05 | 山东泰开电工电器有限公司 | Modularization residual current protecting buckle releaser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20190405 |