CN206608091U - A kind of DC. rolling-door machine of energy saving - Google Patents
A kind of DC. rolling-door machine of energy saving Download PDFInfo
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- CN206608091U CN206608091U CN201720364551.5U CN201720364551U CN206608091U CN 206608091 U CN206608091 U CN 206608091U CN 201720364551 U CN201720364551 U CN 201720364551U CN 206608091 U CN206608091 U CN 206608091U
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- relay
- brake
- descending
- normally opened
- contact
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Abstract
The utility model is related to a kind of DC. rolling-door machine of energy saving, including gearbox, direct current generator, back casing, rear shell cover and controller；The gearbox front end is provided with mounting seat；Brake gear is provided with the back casing；The brake gear includes brake disc, brake magnet coil, brake block, spring；The brake magnet coil is provided with the first parallel winding and the second parallel winding；The controller is provided with up relay, descending relay, the on-delay type time relay, control button and power line；The up relay, descending relay and the time relay are in rear shell cover；The control button is provided with normally opened up button, normally opened descending button and normally closed stop button；The power line external direct current power supply.The utility model energy energy saving.
Description
Technical field
The utility model is related to rolling screen door technical field, more particularly to a kind of DC. rolling-door machine of energy saving.
Background technology
Rolling screen door lifting is driven by door roller, and door roller is typically made up of motor, gearbox, back casing and rear shell cover；Afterwards
Brake gear is provided with housing, for being braked to door roller, the controller constituted in rear shell cover provided with circuit element is used for
Motor and brake gear are controlled.
Existing DC. rolling-door machine brake gear is main by brake disc, brake block, brake spring and brake magnet coil（Electricity
Magnet）Under composition, door roller braking state, brake block extruding brake disc is promoted to be braked by brake spring；Door roller works
When, brake magnet coil, which is powered, attracts brake block, separates brake block and brake disc and opens brake system, is maintained to rolling door
Machine shuts down.In existing DC. rolling-door machine, brake magnet coil is made up of a winding, and general and machine winding is in parallel,
The voltage at its two ends is fixed, and therefore, the magnet coil that either brakes, which is powered, is sucked away from the moment of brake block, or maintains to stop
The open mode of car piece and brake disc, the size of current of brake magnet coil is identical.In fact, before electromagnet is not operating,
Because the iron core and brake block of electromagnet have magnetic gap, the moment of electromagnet action needs larger electric current, and electromagnet is closed
Afterwards, there is no magnetic gap between unshakable in one's determination and brake block, form closed magnetic circuit, magnetic flux increases, maintain the electric current of electromagnet closure can
Greatly reduce.Therefore, existing braking circuit wastes a part of electric energy, also results in brake magnet coil excessive heating, influence
The braking quality of brake gear.
Utility model content
The utility model overcomes the deficiencies in the prior art, and there is provided a kind of DC. rolling-door machine of energy saving.
The utility model is achieved through the following technical solutions：
A kind of DC. rolling-door machine of energy saving, including gearbox, direct current generator, back casing, rear shell cover and controller；Institute
Gearbox front end is stated provided with mounting seat；Brake gear is provided with the back casing；The brake gear includes being fixedly arranged on direct current
Brake disc on arbor, brake magnet coil, brake block, the spring being fixedly arranged on back casing；The brake block is located at brake disc
Between brake magnet coil, the brake block can axially move；The spring is through brake magnet coil center located at brake
Between piece and the rear end cap of back casing, and push brake block to brake disc；The brake magnet coil is provided with the first parallel winding
With the second parallel winding；The controller is provided with up relay, descending relay, the on-delay type time relay, control
Button and power line；The up relay, descending relay and the time relay are in rear shell cover；The control button
Provided with normally opened up button, normally opened descending button and normally closed stop button；The power line external direct current power supply；
Normally opened first contact of the up relay and one end of normally opened second contact connect the positive pole of power line respectively
And negative pole, the other end connects the electrode input end and negative input of direct current generator respectively；Normally opened the of the descending relay
One end of one contact and normally opened second contact connects the positive pole and negative pole of power line respectively, and the other end connects direct current generator respectively
Negative input and electrode input end；
The normally closed stop button, normally opened up button, normally closed 4th contact of descending relay and up relay coil
Two ends after being sequentially connected in series connect the positive pole and negative pole of power line respectively；The two ends of the normally opened up button be parallel with it is up after
Normally opened 3rd contact of electrical equipment；
The normally closed stop button, normally opened descending button, normally closed 4th contact of up relay and descending relay coil
Two ends after being sequentially connected in series connect the positive pole and negative pole of power line respectively；The two ends of the normally opened descending button be parallel with it is descending after
Normally opened 3rd contact of electrical equipment；
The two ends of first parallel winding connect the electrode input end and negative input of direct current generator respectively, and second simultaneously
The electrode input end and negative pole that two ends after the normally-closed contact series connection of connection winding and the time relay connect direct current generator respectively are defeated
Enter end；The two ends of the time relay coil connect the electrode input end and negative input of direct current generator respectively.
When opening rolling screen door, normally opened up button is pressed, the coil of up relay obtains electric adhesive, its normally opened first contact
And normally opened second closing of contact, direct current generator, the first parallel winding, the second parallel winding and the time relay of the magnet coil that brakes
Device coil it is electric, the first parallel winding and the second parallel winding obtain it is electric after produce larger electromagnetic force and be sucked away from brake block, make to stop
Car piece takes the thrust of spring and brake system is opened in brake disc separation, and the iron core of brake block and brake magnet coil is pull-in on
Forming closed magnetic circuit together makes magnetic flux increase；Direct current generator obtains electric rotate forward and started；Time relay coil obtain it is electric by one section when
Between delay after its normally-closed contact disconnect, the second parallel winding power-off, now brake system be in open mode, by first simultaneously
Connection winding provides the open mode that electromagnetic force maintains brake system enough；Up relay coil obtain it is electric after, its normally opened 3rd touch
Also the normally opened up button of closed pair carries out self-locking in parallel to point, and its normally closed 4th contact disconnects electricity where the descending relay coil of cut-out
Road, even if now pressing normally opened descending button, the coil of descending relay can not obtain electric, and malfunction will not occur for descending relay
Make；Stop rolling screen door it is up when, press after normally closed stop button, the coil losing electricity of up relay, its normally opened first contact,
Normally opened second contact and normally opened 3rd contact recover normally opened, and its normally closed 4th contact recovers normally closed, and direct current generator dead electricity stops
Operating, the first parallel winding dead electricity, spring ejection brake block extruding brake disc brakes to door roller.Similarly, volume is closed
During curtain door, normally opened descending button is pressed, descending relay energized action, its normally opened first contact, normally opened second contact and normally opened
3rd contact is closed, and its normally closed 4th contact disconnects, and direct current generator, the first parallel winding and the second parallel winding obtain electric, stopped
Car system is opened, and direct current generator inverts because of positive and negative pole-change, and rolling screen door declines, equally, though now press it is normally opened it is up by
The coil of the up relay of button can not obtain electric, and misoperation will not occur for up relay, press normally closed stop button and equally may be used
Rolling screen door is set to stop decline.
Further, the dc source is 24V.24V is conventional direct current.
Further, the gearbox side is provided with limiter, the limiter and gearbox transmission connection；The limiter is set
There are upper limit travel switch and lower bound range switch；The upper limit travel switch is series at up relay coil and descending relay
Between normally closed 4th contact, lower bound range switch be series at descending relay coil and normally closed 4th contact of up relay it
Between.It can make up relay electric-loss when rolling screen door is up touches upper limit travel switch, direct current generator is shut down, work as roller shutter
When the descending shake-up lower bound range of door is switched, it can also make descending relay electric-loss, direct current generator is shut down, roller shutter can be made
Door upstream or downstream are automatically stopped to position set in advance.
Further, the two ends reverse parallel connection of the up relay and descending relay coil has diode.Reverse parallel connection
Diode plays a part of suppressing to absorb up relay and descending relay coil inverse electromotive force.
Further, it is in series with fuse on the power line.Circuit is shielded.
The beneficial effects of the utility model are：Brake magnet coil is divided into the first parallel winding and the second parallel winding,
First parallel winding and direct current generator are arranged in parallel；The delays time to control of passage time relay, can make brake magnet coil exist
Larger electromagnetic force is obtained when direct current generator just starts and opens brake system, brake system can be disconnected again after opening second it is in parallel around
Group circuit, only maintains the open mode of brake system with the electromagnetic force of the first parallel winding, so as to reduce brake magnet coil
Maintain operating current, energy saving.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of brake gear of the present utility model.
Fig. 3 is circuit diagram of the present utility model.
Embodiment
As shown in FIG. 1 to 3, embodiment of the present utility model, a kind of DC. rolling-door machine of energy saving, including gearbox
1st, direct current generator M, back casing 2, rear shell cover 3 and controller；The front end of gearbox 1 is provided with mounting seat 4；In the back casing 2
Provided with brake gear；The brake gear include be fixedly arranged on direct current arbor 5 brake disc 6, be fixedly arranged on stopping on back casing 2
Car magnet coil YA, brake block 7, spring 8；The brake block 7 is between brake disc 6 and brake magnet coil YA, the brake
Piece 7 can axially move；The spring 8 through brake magnet coil YA centers located at brake block 7 and back casing 2 rear end cap it
Between, and push brake block 7 to brake disc 6；The brake magnet coil YA is provided with the first parallel winding YA1 and the second parallel winding
YA2；The controller is provided with up relay KA1, descending relay KA2, on-delay type time relay KT, control button
With power line 9；The up relay KA1, descending relay KA2 and time relay KT are in rear shell cover 3；The control
Button processed is provided with normally opened up button SB1, normally opened descending button SB2 and normally closed stop button SB3；The power line 9 is external straight
Flow power supply；
The normally opened first contact KA1-1 and normally opened second contact KA1-2 of the up relay KA1 one end are connected respectively
The positive pole and negative pole of power line 9, the other end connect direct current generator M electrode input end and negative input respectively；It is described descending
Relay KA2 normally opened first contact KA2-1 and normally opened second contact KA2-2 one end connect respectively power line 9 positive pole and
Negative pole, the other end connects direct current generator M negative input and electrode input end respectively；
The normally closed stop button SB3, normally opened up button SB1, the normally closed 4th contact KA2-4 of descending relay and up
Two ends after relay KA1 coils are sequentially connected in series connect the positive pole and negative pole of power line 9 respectively；The normally opened up button SB1
Two ends be parallel with up relay KA1 normally opened 3rd contact KA1-3；
The normally closed stop button SB3, normally opened descending button SB2, the normally closed 4th contact KA1-4 of up relay and descending
Two ends after relay KA2 coils are sequentially connected in series connect the positive pole and negative pole of power line 9 respectively；The normally opened descending button SB2
Two ends be parallel with descending relay KA2 normally opened 3rd contact KA2-3；
The two ends of the first parallel winding YA1 connect direct current generator M electrode input end and negative input respectively, the
Two ends after two parallel winding YA2 and time relay KT normally-closed contact KT-1 series connection connect direct current generator M positive pole respectively
Input and negative input；The two ends of the time relay KT coils connect respectively direct current generator M electrode input end and
Negative input.
When opening rolling screen door, normally opened up button SB1 is pressed, up relay KA1 coil obtains electric adhesive, its normally opened the
One contact KA1-1 and normally opened second contact KA1-2 closures, direct current generator M, brake magnet coil YA the first parallel winding YA1,
Second parallel winding YA2 and time relay KT coils it is electric, the first parallel winding YA1 and the second parallel winding YA2 obtain electric
Larger electromagnetic force is produced afterwards and is sucked away from brake block 7, makes brake block 7 overcome the thrust of spring 8 and the separation of brake disc 6 to open brake system
System, and the iron core of brake block 7 and brake magnet coil YA is pulled together to form closed magnetic circuit and magnetic flux is increased；Direct current generator
M obtains electric rotate forward and started；Time relay KT coils obtain electric its normally-closed contact KT-1 after delay after a while and disconnected, and second
Parallel winding YA2 is powered off, and now brake system is in open mode, and provide electromagnetic force by the first parallel winding YA1 ties up enough
Hold the open mode of brake system；Up relay KA1 coils obtain it is electric after, also closed pair is normally opened by its normally opened 3rd contact KA1-3
Up button SB1 carries out self-locking in parallel, and its normally closed 4th contact KA1-4 disconnects circuit where the descending relay KA2 coils of cut-out,
Even if now pressing normally opened descending button SB2, descending relay KA2 coil can not obtain electric, and descending relay KA2 will not be sent out
Raw misoperation；Stop rolling screen door it is up when, press after normally closed stop button SB3, up relay KA1 coil losing electricity, its
Normally opened first contact KA1-1, normally opened second contact KA1-2 and normally opened 3rd contact KA1-3 recover normally opened, its normally closed 4th touch
Point KA1-4 recovers normally closed, and direct current generator M dead electricity shuts down, the first parallel winding YA1 dead electricity, and the ejection brake block 7 of spring 8 is squeezed
Pressure brake disc 6 brakes to door roller.Similarly, when closing rolling screen door, normally opened descending button SB2, descending relay are pressed
KA2 energized actions, its normally opened first contact KA2-1, normally opened second contact KA2-2 and normally opened 3rd contact KA2-3 are closed, its
Normally closed 4th contact KA2-4 disconnects, and direct current generator M, the first parallel winding YA1 and the second parallel winding YA2 obtain electric, brake system
Open, direct current generator M is inverted because of positive and negative pole-change, rolling screen door declines, equally, even if now pressing normally opened up button SB1
Up relay KA1 coil can not obtain electric, and misoperation will not occur for up relay KA1, press normally closed stop button SB3
Rolling screen door can be equally set to stop decline.
In the present embodiment, the dc source is 24V.24V is conventional direct current.
In the present embodiment, the side of gearbox 1 is provided with limiter 10, and the limiter 10 and gearbox 1 are connected；Institute
Limiter 10 is stated provided with upper limit travel switch SQ1 and lower bound range switch SQ2；The upper limit travel switch SQ1 is series at up
Between relay KA1 coils and the normally closed 4th contact KA2-4 of descending relay, lower bound range switch SQ2 is series at descending relay
Between device KA2 coils and the normally closed 4th contact KA1-4 of up relay.As the up shake-up upper limit travel switch SQ1 of rolling screen door
Up relay KA1 dead electricity can be made, direct current generator M is shut down, when the descending shake-up lower bound range of rolling screen door, which opens SQ2, to close,
Also descending relay KA2 dead electricity can be made, direct current generator M is shut down, rolling screen door upstream or downstream can be made to presetting
Position be automatically stopped.
In the present embodiment, the two ends reverse parallel connection of the up relay KA1 and descending relay KA2 coils have diode
D1、D2.Anti-parallel diodes D1, D2 play the suppression up relay KA1 of absorption and descending relay KA2 coils are reversely electronic
The effect of gesture.
In the present embodiment, fuse FU is in series with the power line 9.Circuit is shielded.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any change or replacement expected without creative work should all be covered within protection domain of the present utility model.
Therefore, protection domain of the present utility model should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of DC. rolling-door machine of energy saving, including gearbox, direct current generator, back casing, rear shell cover and controller；It is described
Gearbox front end is provided with mounting seat；Brake gear is provided with the back casing；The brake gear includes being fixedly arranged on direct current generator
Brake disc on axle, brake magnet coil, brake block, the spring being fixedly arranged on back casing；The brake block located at brake disc and
Brake between magnet coil, the brake block can axially move；The spring is located at brake block through brake magnet coil center
Push brake disc between the rear end cap of back casing, and by brake block；It is characterized in that：The brake magnet coil is provided with first
Parallel winding and the second parallel winding；The controller is provided with up relay, descending relay, on-delay type time relay
Device, control button and power line；The up relay, descending relay and the time relay are in rear shell cover；It is described
Control button is provided with normally opened up button, normally opened descending button and normally closed stop button；The power line external direct current power supply；
Normally opened first contact of the up relay and one end of normally opened second contact connect the positive pole of power line and born respectively
Pole, the other end connects the electrode input end and negative input of direct current generator respectively；Normally opened the first of the descending relay touches
One end of point and normally opened second contact connects the positive pole and negative pole of power line respectively, and the other end connects the negative pole of direct current generator respectively
Input and electrode input end；
The normally closed stop button, normally opened up button, normally closed 4th contact of descending relay and up relay coil are successively
Two ends after series connection connect the positive pole and negative pole of power line respectively；The two ends of the normally opened up button are parallel with up relay
Normally opened 3rd contact；
The normally closed stop button, normally opened descending button, normally closed 4th contact of up relay and descending relay coil are successively
Two ends after series connection connect the positive pole and negative pole of power line respectively；The two ends of the normally opened descending button are parallel with descending relay
Normally opened 3rd contact；
The two ends of first parallel winding connect the electrode input end and negative input of direct current generator respectively, second it is in parallel around
Two ends after the normally-closed contact series connection of group and the time relay connect the electrode input end and negative input of direct current generator respectively；
The two ends of the time relay coil connect the electrode input end and negative input of direct current generator respectively.
2. a kind of DC. rolling-door machine of energy saving according to claim 1, it is characterised in that：The dc source is
24V。
3. a kind of DC. rolling-door machine of energy saving according to claim 1, it is characterised in that：The gearbox side is set
Limited location device, the limiter and gearbox transmission connection；The limiter is switched provided with upper limit travel switch and lower bound range；Institute
State upper limit travel switch to be series between up relay coil and normally closed 4th contact of descending relay, lower bound range switch series
It is coupled between descending relay coil and normally closed 4th contact of up relay.
4. a kind of DC. rolling-door machine of energy saving according to claim 1, it is characterised in that：The up relay and
The two ends reverse parallel connection of descending relay coil has diode.
5. a kind of DC. rolling-door machine of energy saving according to claim 1, it is characterised in that：Connected on the power line
There is fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720364551.5U CN206608091U (en) | 2017-04-10 | 2017-04-10 | A kind of DC. rolling-door machine of energy saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720364551.5U CN206608091U (en) | 2017-04-10 | 2017-04-10 | A kind of DC. rolling-door machine of energy saving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206608091U true CN206608091U (en) | 2017-11-03 |
Family
ID=60166920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720364551.5U Expired - Fee Related CN206608091U (en) | 2017-04-10 | 2017-04-10 | A kind of DC. rolling-door machine of energy saving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206608091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107818859A (en) * | 2017-12-01 | 2018-03-20 | 福建安麟智能科技股份有限公司 | A kind of decompression of brake block maintains method and system |
-
2017
- 2017-04-10 CN CN201720364551.5U patent/CN206608091U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107818859A (en) * | 2017-12-01 | 2018-03-20 | 福建安麟智能科技股份有限公司 | A kind of decompression of brake block maintains method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20180410 |