CN208589875U - A kind of motor driver with defencive function - Google Patents
A kind of motor driver with defencive function Download PDFInfo
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- CN208589875U CN208589875U CN201821407514.9U CN201821407514U CN208589875U CN 208589875 U CN208589875 U CN 208589875U CN 201821407514 U CN201821407514 U CN 201821407514U CN 208589875 U CN208589875 U CN 208589875U
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- sprocket wheel
- motor
- bumper bar
- disk
- fixed
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Abstract
The utility model relates to a kind of motor drivers with defencive function, affiliated technical field of motors, including motor and fixing seat, motor end face is equipped with the sprocket wheel fixed disk being socketed with motor phase flat key type, sprocket wheel fixed disk is equipped with the sprocket wheel being mutually fixedly attached with sprocket wheel fixed disk, sprocket wheel, which passes through several fixed pin phase nuts being equipped with sprocket wheel fixed disk, to be fixed, sprocket wheel outer end face is equipped with the side cover disk fixed with fixed pin phase nut, sprocket wheel fixed disk is equipped with several kidney slots, the bumper bar through sprocket wheel fixed disk and sprocket wheel is equipped in kidney slot, bumper bar outer end face is equipped with the limit sleeve being halved together with bumper bar, the spring with the mutually movable socket of bumper bar is equipped between bumper bar and sprocket wheel, the rangefinder touched with the mutually movable interval of side cover disk is equipped on the outside of side cover disk.Have the characteristics that compact-sized, the double-deck overload protection and service life are long.Realize motor overload in use and mechanical breakdown in the case of have the function of automatic protection.
Description
Technical field
The utility model relates to technical field of motors, and in particular to a kind of motor driver with defencive function.
Background technique
Currently, motor driver component includes motor, sprocket wheel etc., rotate to drive other by motor band movable sprocket
Mechanical structure acts to achieve the purpose that driving force.However general motor driver is during operation, often occurs two
Problem: (1) after due to emergency events such as motor overload, mechanical breakdowns, common insurance institution will can not promptly and accurately be passed
Up to driving device safety plug, break signal allows control centre to be mistakenly considered equipment also in normal operation to control centre.(2)
In motor operation course, due to overload etc., motor load is increased, but does not arrive the setting value of protection mechanism reaction, and motor is long
Time is in load condition, and temperature, electric current are excessively high, influences electrical machinery life, increases operating cost.
Chinese patent CN201220632471.0, publication date are on July 3rd, 2013, disclose a kind of electricity with defencive function
Machine actuating device, by increasing a kind of mechanical valve transmitting signal, the finally control driving motor power-off when failure occurs.But make
With in the process, mechanical valve will be since long-time outside work, sensitivity and mechanical performance will be greatly affected, in addition, mechanical valve
The required distance of installation site and touching disk is higher, too close to be easy to report failure by mistake, too far to cannot achieve the function having, final to rise
Less than the effect of protection motor driver.Meanwhile motor temperature, electric current are not also monitored, temperature, electric current are excessively high
When, electrical machinery life is influenced, operating cost is increased.
Summary of the invention
The utility model is mainly solved to exist in the prior art and can not be monitored to motor temperature, electric current and electrical machinery life
Short deficiency provides a kind of motor driver with defencive function, compact-sized, the double-deck overload protection and service life
Long feature.Realize motor overload in use and mechanical breakdown in the case of have the function of automatic protection.
Above technical problems of the utility model are mainly solved by the following technical scheme:
A kind of motor driver with defencive function, including motor and fixing seat, the motor are fixed on fixing seat
On, the motor end face is equipped with the sprocket wheel fixed disk that be socketed with motor phase flat key type, the sprocket wheel fixed disk equipped with
The sprocket wheel that sprocket wheel fixed disk is mutually fixedly attached, it is solid that the sprocket wheel passes through several fixed pin phase nuts being equipped with sprocket wheel fixed disk
Fixed, the sprocket wheel outer end face is equipped with the side cover disk fixed with fixed pin phase nut, and the sprocket wheel fixed disk is equipped with several
Kidney slot, the kidney slot is interior to be equipped with the bumper bar for running through sprocket wheel fixed disk and sprocket wheel, sets on the bumper bar outer end face
There is the limit sleeve being halved together with bumper bar, the bullet with the mutually movable socket of bumper bar is equipped between the bumper bar and sprocket wheel
Spring, the side cover disk outside are equipped with the rangefinder touched with the mutually movable interval of side cover disk.
When external force is excessive, and fixed pin is caused to be broken, sprocket wheel is displaced with sprocket wheel fixed disk, at this time the limit on bumper bar
Position set moves on to the other end from one end of kidney slot, and when limit sleeve reaches at larger aperture, disengaging sprocket wheel is solid under the action of the spring
Price fixing, side cover disk pops up at this time, rangefinder data variation.Using infrared range-measurement system, high sensitivity, long term outdoor works to equipment
Influence is smaller, ensure that the above-mentioned beneficial effect of whole device.The variation of rangefinder data receives processing letter by signal processor
Number.Motor power-off is controlled by controller, avoids after there are the reasons such as motor overload, mechanical breakdown driving motor so not
It can be automatically closed and lead to driving motor and machine breakdown.
Preferably, the motor outer wall is equipped with temperature monitoring, the outside motor is equipped with and temperature monitoring
The signal processor of device phase electric wire connection, the signal processor are equipped with the control with signal processor in integrated connection
Device.
It is warm due to motor overload causes motor load to increase etc., and when arrive the setting value of protection mechanism reaction
Monitor setting certain temperature limitation is spent, signal processor is from temperature monitoring acquisition process temperature signal, when temperature is beyond limit
When value processed, motor stopping is controlled by controller, finds to lead to motor overheating problem because of motor overload at the first time, avoids motor
Excess load is in operating status for a long time, extends electrical machinery life, reduces operating cost.
Preferably, being equipped with rangefinder bracket between the motor and fixing seat, the rangefinder is fixed on ranging
The end of instrument bracket, the outside motor are equipped with the signal processor connecting with rangefinder phase electric wire.
By setting rangefinder relevant parameter, when rangefinder measured data exceeds a certain range, signal processor is from survey
Distance meter acquisition process data-signal controls motor stopping by controller, to reach when overload and mechanical breakdown
The beneficial effect that motor can be automatically closed to prevent motor and machine itself from damaging.
Preferably, being equipped with plastic sheath between the sprocket wheel and sprocket wheel fixed disk.
When fixed pin fracture, sprocket wheel and sprocket wheel fixed disk generate relative motion, and plastic sheath can reduce between the two
Friction.
Preferably, of different size on the kidney slot, in the big shape in intermediate small both sides, the kidney slot with
Equidistantly distributed, the bumper bar are fixedly connected bumper bar with side cover disk phase nut in a ring.
When external force is excessive, and fixed pin is caused to be broken, sprocket wheel is displaced with sprocket wheel fixed disk, guarantees the limit on bumper bar
Position set moves on to the other end from one end of kidney slot, and when limit sleeve reaches at larger aperture, disengaging sprocket wheel is solid under the action of the spring
Price fixing, side cover disk pops up at this time, reaches the variation of rangefinder data measured.Improve the sensitivity of rangefinder.
The utility model can reach following effect:
The utility model provides a kind of motor driver with defencive function, compared with prior art, has knot
The feature of structure compact, double-deck overload protection and service life length.Using infrared range-measurement system, high sensitivity, long term outdoor work pair
Equipment influence is smaller, ensure that the above-mentioned beneficial effect of whole device.When emergency events such as motor overload, mechanical breakdowns, by
Rangefinder and temperature monitoring monitor motor operation situation simultaneously and according to circumstances control motor stopping in time.Realize that motor makes
With the function of having automatic protection in the case of overload in the process and mechanical breakdown, motor is avoided to be in load running shape for a long time
State extends motor service life, reduces operating cost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model.
Fig. 2 is the right side structural representation in the utility model.
Fig. 3 is the partial structural diagram of the sprocket wheel and sprocket wheel fixed disk in the utility model.
Fig. 4 is rangefinder and temperature monitoring control schematic diagram in the utility model.
In figure: motor 1, limit sleeve 2, bumper bar 3, spring 4, fixed pin 5, plastic sheath 6, sprocket wheel fixed disk 7, side cover disk 8,
Sprocket wheel 9, rangefinder 10, rangefinder bracket 11, fixing seat 12, temperature monitoring 13, signal processor 14, controller 15, kidney-shaped
Hole 16.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: as shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of motor driver with defencive function, including motor 1
With fixing seat 12, motor 1 is fixed in fixing seat 12, and 1 end face of motor is equipped with the sprocket wheel fixed disk being socketed with 1 phase flat key type of motor
7, sprocket wheel fixed disk 7 is equipped with the sprocket wheel 9 being fixedly attached with 7 phase of sprocket wheel fixed disk, is equipped between sprocket wheel 9 and sprocket wheel fixed disk 7
Plastic sheath 6.Sprocket wheel 9, which passes through 3 fixed pins, the 5 phase nut being equipped with sprocket wheel fixed disk 7, to be fixed, and 9 outer end face of sprocket wheel is equipped with and consolidates
The fixed side cover disk 8 of 5 phase nut of rationed marketing, sprocket wheel fixed disk 7 is equipped with 3 kidney slots 16, of different size on kidney slot 16, is in
The big shape in intermediate small both sides, 3 kidney slots 16 and bumper bar 3 equidistantly distributed in a ring.It is equipped with and runs through in kidney slot 16
The bumper bar 3 of sprocket wheel fixed disk 7 and sprocket wheel 9,3 outer end face of bumper bar are equipped with the limit sleeve 2 being halved together with bumper bar 3, insurance
The spring 4 with the mutually movable socket of bumper bar 3, bumper bar 3 and the fixed company of 8 phase nut of side cover disk are equipped between bar 3 and sprocket wheel 9
It connects.It is equipped with the rangefinder 10 touched with the mutually movable interval of side cover disk 8 on the outside of side cover disk 8, is equipped between motor 1 and fixing seat 12
Rangefinder bracket 11, rangefinder 10 are fixed on the end of rangefinder bracket 11, are equipped with outside motor 1 and connect with 10 phase electric wire of rangefinder
The signal processor 14 connect.1 outer wall of motor is equipped with temperature monitoring 13, is equipped with outside motor 1 and temperature monitoring 13 phase electricity
The signal processor 14 of line connection, signal processor 14 are equipped with the controller 15 with signal processor 14 in integrated connection.
When emergency events such as overload, mechanical breakdowns, by limit sleeve 2, the safety that forms of bumper bar 3 and spring 4
Structure accurately conveys the break signal of driving device fixed pin 5, using the variation of 10 measurement data of infrared range-measurement system by signal
Processor receives processing signal to controller 15, controls motor 1 and shuts down.It avoids causing other various failures, to reduce damage
It loses.When overload etc. due to, motor 1 load increase, but arrive protection mechanism react setting value when, temperature monitoring 13 is set
Determine certain temperature limitation, signal processor 14 leads to from 13 acquisition process temperature signal of temperature monitoring when temperature is beyond limitation
It crosses controller 15 and controls the shutdown of motor 1, find to lead to motor overheating problem because of motor overload at the first time, avoid motor overload
It is in operating status for a long time, extend electrical machinery life, reduces operating cost.
In conclusion the motor driver with defencive function, has compact-sized, the double-deck overload protection and using week
The feature of phase length.Using infrared range-measurement system, high sensitivity, long term outdoor work is smaller on equipment influence, ensure that whole device
Above-mentioned beneficial effect.When emergency events such as overload, mechanical breakdowns, motor fortune is monitored by rangefinder and temperature monitoring simultaneously
Market condition simultaneously according to circumstances controls motor stopping in time.It avoids motor from being in load operation conditions for a long time, extends motor and use
Service life reduces operating cost.Realize motor overload in use and mechanical breakdown in the case of have the function of automatic protection.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned example embodiment, and
Without departing substantially from the essential characteristic of utility model, the utility model can be realized in other specific forms.Therefore nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, the scope of the utility model by
Appended claims rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes be embraced therein.It should not treat any reference in the claims as limiting related power
Benefit requires.
In short, the foregoing is merely specific embodiment of the utility model, but the structure feature of the utility model not office
It is limited to this, in the field of the utility model, made changes or modifications all cover in this reality any those skilled in the art
Among novel the scope of the patents.
Claims (5)
1. a kind of motor driver with defencive function, including motor (1) and fixing seat (12), the motor (1) is fixed
In on fixing seat (12), the motor (1) end face is equipped with the sprocket wheel fixed disk (7) being socketed with motor (1) phase flat key type, described
Sprocket wheel fixed disk (7) be equipped with the sprocket wheel (9) that is mutually fixedly attached with sprocket wheel fixed disk (7), the sprocket wheel (9) and sprocket wheel are solid
Price fixing (7), which passes through several fixed pins (5) the phase nut being equipped with, to be fixed, and the sprocket wheel (9) outer end face is equipped with and fixed pin (5) phase
The fixed side cover disk (8) of nut, it is characterised in that: the sprocket wheel fixed disk (7) is equipped with several kidney slots (16), described
The bumper bar (3) through sprocket wheel fixed disk (7) and sprocket wheel (9) is equipped in kidney slot (16), on the bumper bar (3) outer end face
Equipped with the limit sleeve (2) being halved together with bumper bar (3), it is equipped with and bumper bar (3) between the bumper bar (3) and sprocket wheel (9)
The spring (4) of mutually movable socket, side cover disk (8) outside are equipped with the survey touched with the mutually movable interval of side cover disk (8)
Distance meter (10).
2. a kind of motor driver with defencive function according to claim 1, it is characterised in that: the motor
(1) outer wall is equipped with temperature monitoring (13), is equipped with outside the motor (1) and connect with temperature monitoring (13) phase electric wire
Signal processor (14), the signal processor (14) are equipped with the controller with signal processor (14) in integrated connection
(15).
3. a kind of motor driver with defencive function according to claim 2, it is characterised in that: the motor
(1) rangefinder bracket (11) are equipped between fixing seat (12), the rangefinder (10) is fixed on rangefinder bracket (11)
End, the motor (1) is external to be equipped with the signal processor (14) connecting with rangefinder (10) phase electric wire.
4. a kind of motor driver with defencive function according to claim 1, it is characterised in that: the sprocket wheel
(9) plastic sheath (6) are equipped between sprocket wheel fixed disk (7).
5. a kind of motor driver with defencive function according to claim 1 or 2 or 3 or 4, it is characterised in that: institute
Of different size on the kidney slot (16) stated, in the big shape in intermediate small both sides, the kidney slot (16) and bumper bar (3) are equal
Equidistantly distributed in a ring, the bumper bar (3) are fixedly connected with side cover disk (8) phase nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407514.9U CN208589875U (en) | 2018-08-30 | 2018-08-30 | A kind of motor driver with defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407514.9U CN208589875U (en) | 2018-08-30 | 2018-08-30 | A kind of motor driver with defencive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589875U true CN208589875U (en) | 2019-03-08 |
Family
ID=65545737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821407514.9U Active CN208589875U (en) | 2018-08-30 | 2018-08-30 | A kind of motor driver with defencive function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589875U (en) |
-
2018
- 2018-08-30 CN CN201821407514.9U patent/CN208589875U/en active Active
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