CN206533229U - A kind of miniature electric pressure converter of electric machine built-in - Google Patents
A kind of miniature electric pressure converter of electric machine built-in Download PDFInfo
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- CN206533229U CN206533229U CN201720079944.1U CN201720079944U CN206533229U CN 206533229 U CN206533229 U CN 206533229U CN 201720079944 U CN201720079944 U CN 201720079944U CN 206533229 U CN206533229 U CN 206533229U
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Abstract
A kind of miniature electric pressure converter of electric machine built-in, integral installation is in motor internal, terminal screw is provided with support, for being connected with machine winding lead-out wire, internal stent is provided with rotatable mandrel, mandrel passes through the conversion wrench outside motor connection, connector, connecting plate and connection sheet are provided between terminal screw, wherein connector can change the on off operating mode between the terminal screw of its joint with the rotation of mandrel, thus, change the machine winding lead-out wire mode of connection by rotating conversion wrench, so as to enter the change of planet angle, be applicable various voltages.By said structure, the utility model is easy to use and reliable there is provided one kind, and equipment life is long, has a safety feature, the miniature electric pressure converter of the low electric machine built-in of manufacturing cost.
Description
Technical field
The utility model is related to a kind of electric pressure converter, especially a kind of miniature electric pressure converter of electric machine built-in.
Background technology
Flame-proof type three phase electric machine is widely used in all parts of the world as the power of hazardous area plant equipment, but because of each department
Supply voltage standard is different, so being limited, it is necessary to by different by regional power voltage is different the field of employment of motor
Voltage standard manufactures and designs the motor special suitable for somewhere.
Motor is generally set to use under different voltages, it is necessary to all terminals all leads of machine winding to motor
Outside, by user according to wiring Pointing sign board changes the mode of connection, to adapt to required voltage, this operation is very inconvenient, because
It is many for lead-out wire, easily made a mistake during wiring, dangerous larger, cost is high.
The content of the invention
In order to solve the above-mentioned technical problem, the utility model provides a kind of miniature electric pressure converter of electric machine built-in, overall
Motor internal is installed on, terminal screw is provided with support, for being connected with machine winding lead-out wire, internal stent is provided with
Rotatable mandrel, mandrel through the conversion wrench outside motor connection, be provided between terminal screw connector, connecting plate and
Connection sheet, wherein connector can change the on off operating mode between the terminal screw of its joint with the rotation of mandrel, by
This, changes the machine winding lead-out wire mode of connection by rotating conversion wrench, so as to enter the change of planet angle, is applicable various voltages.
Solved present in prior art because wiring error easily occurs for the more inconvenient operation of lead, caused by above structure
It is dangerous big, the high technical problem of maintenance cost.
To achieve these goals, the technical solution adopted in the utility model is：A kind of miniature voltage conversion of electric machine built-in
Device, it is characterised in that：Include support, mandrel one end after mounting seat by being penetrated into support, and the other end, which is connected with, to be arranged on
The conversion spanner of outside motor；The part excircle that mandrel is arranged on internal stent is provided with depressed part and lug boss；
12 terminal screws are provided with support, the left and right sides side of support are distributed in, and set on each side
There are two rows, thus 12 terminal screws often arrange 3, put corresponding be arranged on outside integral support into four rankings up and down
Portion；
Between the corresponding terminal screw of the row of top or so two, between the corresponding terminal screw of two rows of bottom or so
It is provided with the top of connector, connector and is connected between support by spring, mandrel direction is stretched in connector bottom, by rotates
Mandrel makes connector be in depressions or protrusions portion, realizes the up and down motion of connector.
Described connector or so is provided with contact, when connector stretches out to mandrel depressed part, contact and left and right terminal
The contact of screw, the conducting of left and right terminal screw, when connector ejection outside due to lug boss effect, left and right is left in contact
Terminal screw, makes to be not turned between the terminal screw of left and right.
Arranged on described side terminal screw and be followed successively by No. 2 terminal screws, No. 6 terminal screws and No. 10 terminals from outside to inside
Screw, lower row is followed successively by No. 4 terminal screws, No. 8 terminal screws and No. 12 terminal screws from outside to inside；On opposite side terminal screw
Row is followed successively by No. 1 terminal screw, No. 5 terminal screws and No. 9 terminal screws from outside to inside, and lower row is followed successively by No. 3 ends from outside to inside
Sub- screw, No. 7 terminal screws and No. 11 terminal screws.
Be internally provided between described No. 4 terminal screws, No. 8 terminal screws and No. 12 terminal screws connecting plate make this three
Individual terminal screw is conducted.
Between No. 1 described terminal screw and No. 3 terminal screws, between No. 5 terminal screws and No. 7 terminal screws, No. 9 ends
Connection sheet is provided between sub- screw and No. 11 terminal screws, for terminal to be connected between any two.
Between No. 1 terminal screw and No. 2 terminal screws of described upper row, No. 5 terminal screws and No. 6 terminal screws it
Between, between No. 9 terminal screws and No. 10 terminal screws be provided with connector, three connectors arranged on this mutually link；Under
Between No. 3 terminal screws and No. 4 terminal screws of row, between No. 7 terminal screws and No. 8 terminal screws, No. 11 terminal screws with
Connector is provided between No. 12 terminal screws, three connectors of this lower row mutually link.
Described mandrel can rotate to both direction clockwise, counterclockwise and limit angle, when rotating clockwise, lower row
Connector be in mandrel depressed part, lower row or so terminal screw UNICOM two-by-two, the connector of upper row is in mandrel lug boss, on
It is not conducted between row's left and right terminal screw；When rotating counterclockwise, the connector of lower row is in mandrel lug boss, and lower row is left
It is not conducted between right terminal screw, the connector of upper row is in mandrel depressed part, upper row or so terminal screw UNICOM two-by-two.
The beneficial effects of the utility model are：Utility model provides a kind of miniature electric pressure converter of electric machine built-in, whole
Body is installed on motor internal, and terminal screw is provided with support, for being connected with machine winding lead-out wire, and internal stent is set
There is rotatable mandrel, mandrel passes through and is provided with connector, connecting plate between the conversion wrench outside motor connection, terminal screw
And connection sheet, wherein connector can with mandrel rotation change and the terminal screw of its joint between on off operating mode,
Thus, change the machine winding lead-out wire mode of connection by rotating conversion wrench, so as to enter the change of planet angle, be applicable various electricity
Pressure.By said structure, the utility model is easy to use and reliable there is provided one kind, and equipment life is long, has a safety feature, and is manufactured into
This low miniature electric pressure converter of electric machine built-in.
Brief description of the drawings
Fig. 1：For the utility model structural representation.
Fig. 2：For Fig. 1 rearview.
Fig. 3：For Fig. 1 sectional view.
Fig. 4：For the utility model elementary diagram.
Embodiment
A kind of miniature electric pressure converter of electric machine built-in, its structure is：Include support 3, the one end of mandrel 1 passes through mounting seat 2
After penetrate into support 3, the other end is connected with the conversion spanner 4 for being arranged on outside motor；Mandrel 1 is arranged on inside support 3
Part excircle is provided with depressed part and lug boss；
12 terminal screws 6 are provided with support 3, the left and right sides side of support 3 are distributed in, and set on each side
Two rows are equipped with, thus 12 terminal screws 6 often arrange 3, are put into four rankings corresponding be arranged on integral support 3 up and down
It is outside；
Between the corresponding terminal screw 6 of the row of top or so two, between the corresponding terminal screw 6 of two rows of bottom or so
Connector 5 is provided with, is connected between the top of connector 5 and support 3 by spring 7, the direction of mandrel 1 is stretched in the bottom of connector 5,
Connector 5 is in depressions or protrusions portion by rotation mandrel 1, realize the up and down motion of connector 5.
Described connector 5 or so is provided with contact 8, when connector 5 stretches out to the depressed part of mandrel 1, contact 8 and left and right
The contact of terminal screw 6, left and right terminal screw 6 is turned on, the contact 8 when the ejection outside due to lug boss effect of connector 5
Left and right terminal screw 6 is left, makes to be not turned between left and right terminal screw 6.
Arranged on described side terminal screw and be followed successively by No. 2 terminal screws, No. 6 terminal screws and No. 10 terminals from outside to inside
Screw, lower row is followed successively by No. 4 terminal screws, No. 8 terminal screws and No. 12 terminal screws from outside to inside；On opposite side terminal screw
Row is followed successively by No. 1 terminal screw, No. 5 terminal screws and No. 9 terminal screws from outside to inside, and lower row is followed successively by No. 3 ends from outside to inside
Sub- screw, No. 7 terminal screws and No. 11 terminal screws.
Being internally provided with connecting plate 9 between described No. 4 terminal screws, No. 8 terminal screws and No. 12 terminal screws makes this
Three terminal screws are conducted.
Between No. 1 described terminal screw and No. 3 terminal screws, between No. 5 terminal screws and No. 7 terminal screws, No. 9 ends
Connection sheet is provided between sub- screw and No. 11 terminal screws, for terminal to be connected between any two.
Between No. 1 terminal screw and No. 2 terminal screws of described upper row, No. 5 terminal screws and No. 6 terminal screws it
Between, between No. 9 terminal screws and No. 10 terminal screws be provided with connector 5, three connectors 5 arranged on this mutually link；
Between No. 3 terminal screws and No. 4 terminal screws of lower row, between No. 7 terminal screws and No. 8 terminal screws, No. 11 terminal screws
Connector 5 is provided between No. 12 terminal screws, three connectors 5 of this lower row mutually link.
Described mandrel 1 can rotate to both direction clockwise, counterclockwise and limit angle, when rotating clockwise, under
The connector 5 of row is in the depressed part of mandrel 1, lower row or so terminal screw UNICOM two-by-two, and it is convex that the connector 5 of upper row is in mandrel 1
It is not conducted between the portion of rising, upper row or so terminal screw；When rotating counterclockwise, the connector 5 of lower row is in the projection of mandrel 1
It is not conducted between portion, lower row or so terminal screw, the connector 5 of upper row is in the depressed part of mandrel 1, upper row or so terminal screw
UNICOM two-by-two.
When specifically used, as shown in Figure 4.Terminal screw is used to be connected with machine winding lead-out wire.Power input be A,
B, C three-phase, machine winding lead-out wire are 6, be followed successively by No. 1 lead-out wire, No. 2 lead-out wires, No. 3 lead-out wires, No. 4 lead-out wires, No. 5
Lead-out wire and No. 6 lead-out wires.No. 2 terminal screws and No. 1 extraction line parallel are followed by power line A, No. 6 terminal screws and No. 3 extractions
Line parallel is followed by power line C, and No. 10 terminal screws and No. 2 draw line parallel and are followed by power line B.No. 3 terminal screws and No. 6 extractions
Line connects, and No. 7 terminal screws and No. 5 lead-out wires connect, and No. 11 terminal screws and No. 4 lead-out wires connect.Meanwhile, No. 4 terminal spiral shells
Make to communicate inside three above terminal screw by the connection of connecting plate 9 between nail, No. 8 terminal screws and No. 12 terminal screws.No. 1
Between terminal screw and No. 3 terminal screws, between No. 5 terminal screws and No. 7 terminal screws, No. 9 terminal screws and No. 11 terminals
Connection sheet 10 is respectively arranged between screw, makes to communicate two-by-two with upper terminal.
When motor needs to be used for high voltage power supply, using rotating spanner 4, state as shown in figure 3, now No. 3 terminal screws and 4
UNICOM inside number terminal screw, No. 7 terminal screws and No. 8 terminal screws inside UNICOMs, No. 11 terminal screws and No. 12 terminal spiral shells
The internal UNICOM of nail, is that Y connects mode, motor input power is 380V-400V.
When motor needs low-tension supply, handle is rotated, makes UNICOM, No. 5 inside No. 1 terminal screw and No. 2 terminal screws
UNICOM inside UNICOM inside terminal screw and No. 6 terminal screws, No. 9 terminal screws and No. 10 terminal screws, is corner connection mode, electricity
Machine out-put supply is 220V-230V.
Mandrel 1 can be enlightened to position restriction when specifically used, and it is clockwise and inverse using stopping means restriction mandrel 1
Hour hands rotation extreme angles, make mandrel 1 to a direction turn to extreme angles when on row connector ejection, lower row's connector
Connect, voltage range is 380V-400V, mandrel 1 turns to extreme angles to another direction and arranges connector ejection, upper row at present
Connector is connected, and voltage range is 220V-230V.
Claims (7)
1. a kind of miniature electric pressure converter of electric machine built-in, it is characterised in that：Include support（3）, mandrel（1）One end is by installing
Seat（2）After penetrate into support（3）In, the other end is connected with the conversion spanner for being arranged on outside motor（4）；Mandrel（1）It is arranged on
Support（3）Internal part excircle is provided with depressed part and lug boss；
Support（3）On be provided with 12 terminal screws, be distributed in support（3）Left and right sides side, and set on each side
Two rows are equipped with, thus 12 terminal screws（6）3 are often arranged, is put into four rankings corresponding be arranged on overall branch up and down
Frame（3）It is outside；
The corresponding terminal screw of the row of top or so two（6）Between, between the corresponding terminal screw of two rows of bottom or so
It is provided with connector（5）, connector（5）Top and support（3）Between pass through spring（7）Connection, connector（5）Core is stretched in bottom
Axle（1）Direction, passes through rotation mandrel（1）Make connector（5）In depressions or protrusions portion, connector is realized（5）Fortune up and down
It is dynamic.
2. the miniature electric pressure converter of a kind of electric machine built-in according to claim 1, it is characterised in that：Described connector
（5）Left and right is provided with contact（8）, work as connector（5）To mandrel（1）When depressed part stretches out, contact（8）With left and right terminal screw
（6）Contact, left and right terminal screw（6）Conducting, works as connector（5）Contact during ejection outside due to lug boss effect（8）
Leave left and right terminal screw（6）, make left and right terminal screw（6）Between be not turned on.
3. the miniature electric pressure converter of a kind of electric machine built-in according to claim 1, it is characterised in that：A described side terminal
Arranged on screw and be followed successively by No. 2 terminal screws, No. 6 terminal screws and No. 10 terminal screws from outside to inside, lower row is from outside to inside successively
For No. 4 terminal screws, No. 8 terminal screws and No. 12 terminal screws；Arranged on opposite side terminal screw and be followed successively by No. 1 end from outside to inside
Sub- screw, No. 5 terminal screws and No. 9 terminal screws, lower row are followed successively by No. 3 terminal screws, No. 7 terminal screws and 11 from outside to inside
Number terminal screw.
4. the miniature electric pressure converter of a kind of electric machine built-in according to claim 3, it is characterised in that：No. 4 described terminals
Connecting plate is internally provided between screw, No. 8 terminal screws and No. 12 terminal screws（9）This three terminal screws are made to be conducted.
5. the miniature electric pressure converter of a kind of electric machine built-in according to claim 3, it is characterised in that：No. 1 described terminal
Between screw and No. 3 terminal screws, between No. 5 terminal screws and No. 7 terminal screws, No. 9 terminal screws and No. 11 terminal screws
Between be provided with connection sheet, for terminal to be connected between any two.
6. the miniature electric pressure converter of a kind of electric machine built-in according to claim 3, it is characterised in that：The 1 of described upper row
Number between terminal screw and No. 2 terminal screws, between No. 5 terminal screws and No. 6 terminal screws, No. 9 terminal screws and No. 10 ends
Connector is provided between sub- screw（5）, three connectors arranged on this（5）Mutually linkage；No. 3 terminal screws of lower row with
Between No. 4 terminal screws, between No. 7 terminal screws and No. 8 terminal screws, between No. 11 terminal screws and No. 12 terminal screws
It is provided with connector（5）, three connectors of this lower row（5）Mutually linkage.
7. the miniature electric pressure converter of a kind of electric machine built-in according to claim 3, it is characterised in that：Described mandrel（1）
It can be rotated to both direction clockwise, counterclockwise and limit angle, when rotating clockwise, the connector of lower row（5）In core
Axle（1）Depressed part, lower row or so terminal screw UNICOM, the connector of upper row two-by-two（5）In mandrel（1）Lug boss, upper row is left
It is not conducted between right terminal screw；When rotating counterclockwise, the connector of lower row（5）In mandrel（1）Lug boss, lower row is left
It is not conducted between the terminal screw of left and right, the connector of upper row（5）In mandrel（1）Depressed part, upper row or so terminal screw two
Two UNICOMs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079944.1U CN206533229U (en) | 2017-01-22 | 2017-01-22 | A kind of miniature electric pressure converter of electric machine built-in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720079944.1U CN206533229U (en) | 2017-01-22 | 2017-01-22 | A kind of miniature electric pressure converter of electric machine built-in |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206533229U true CN206533229U (en) | 2017-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720079944.1U Active CN206533229U (en) | 2017-01-22 | 2017-01-22 | A kind of miniature electric pressure converter of electric machine built-in |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111819768A (en) * | 2018-05-02 | 2020-10-23 | 株式会社永象 | Connecting terminal block of induction motor |
-
2017
- 2017-01-22 CN CN201720079944.1U patent/CN206533229U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111819768A (en) * | 2018-05-02 | 2020-10-23 | 株式会社永象 | Connecting terminal block of induction motor |
| CN111819768B (en) * | 2018-05-02 | 2023-04-11 | 株式会社永象 | Connecting terminal block of induction motor |
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