CN208381442U - A kind of small-size electric actuator of good airproof performance - Google Patents
A kind of small-size electric actuator of good airproof performance Download PDFInfo
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- CN208381442U CN208381442U CN201820692374.8U CN201820692374U CN208381442U CN 208381442 U CN208381442 U CN 208381442U CN 201820692374 U CN201820692374 U CN 201820692374U CN 208381442 U CN208381442 U CN 208381442U
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Abstract
A kind of small-size electric actuator of good airproof performance, including shell, it is arranged in the intracorporal gear deceleration group of shell and motor, the input gear of gear deceleration group is connect with motor drive, the output shaft for control valve opening and closing is connected on the output gear of gear deceleration group, partition is additionally provided in shell, shell is divided into independent motor room and reduction chamber by the partition, motor is located in motor room, gear deceleration group is located in reduction chamber, the microswitch at 90 degree of interval there are two being set on partition, guide groove is offered on partition, guide groove is located between two microswitches, switch shift lever is convexly equipped on the output gear of gear deceleration group, switch shift lever passes through guide groove and is accessibly connected with microswitch.Shell is separated into independent motor room and reduction chamber by partition by the utility model, to provide better sealing, safety and higher use reliability, and by being reasonably laid out, so that structure is simpler, volume is more compact, it is very convenient to install.
Description
Technical field
The utility model relates to a kind of small-size electric actuators of good airproof performance.
Background technique
Intelligent valve is to be combined together actuator and traditional valve, to realize the function of intelligent control valve door switch
Energy.Actuator is that executing agency in automatic control system and control valve group are fit, its effect in automatic control system is
The signal for receiving to come self tuning regulator sending adjusts the flow of processing medium with its position and characteristic in process pipeline, thus will
Controlled number control is in the range required by production process.
Actuator is divided into pneumatic actuator, Electric Actuator and hydraulic actuator.Pneumatic actuator volume is big, and wiring is multiple
It is miscellaneous, and need gas source.Hydraulic actuator is since volume is big, and structure is complicated, at high cost, applies in general to large-scale workplace.Cause
This, civilian actuator at most uses Electric Actuator.Due to being mostly used to circulating liquid or special gas in valve, and
And the environment used is mostly outdoors, therefore the leakproofness of Electric Actuator is particularly important.
The motor of existing Electric Actuator and deceleration group part are all disposed in a common chamber, are not carried out
Independent installation structure causes leakproofness poor, and valve body influences the normal of motor once leakage occurs and will enter in chamber
It uses.Also, the topology layout of existing Electric Actuator is more general, causes overall volume larger, causes greatly to installation
It is inconvenient.
Summary of the invention
In order to overcome the above-mentioned deficiency of the prior art, the utility model provides the small-sized of a kind of compact and good airproof performance
Electric Actuator.
The technical scheme in the invention for solving the technical problem is: a kind of small-size electric actuator of good airproof performance, packet
Include shell, setting is passed in the intracorporal gear deceleration group of shell and motor, the input gear of the gear deceleration group and the motor
Dynamic connection, is connected with the output shaft for control valve opening and closing on the output gear of the gear deceleration group, in the shell
It is additionally provided with partition, which is divided into independent motor room and reduction chamber for shell, and the motor is located at the motor room
Interior, the gear deceleration group is located in the reduction chamber, is set on the partition there are two the microswitch for being spaced 90 degree,
Offer guide groove on the partition, the guide groove is located between two microswitches, the gear deceleration group it is defeated
Switch shift lever is convexly equipped on gear out, the switch shift lever passes through the guide groove and can contact with the microswitch
Connection；
The shell is protruding upward to be formed with outsides cover of electric machinery compatible with the motor, is additionally provided on the shell
Trunking offers the string holes that supply lines passes through in the offline slot, can inject sealant in the trunking.
Further, protection axle sleeve is also arranged on the output shaft.
Further, the shell includes upper cover and pedestal, and the interior top of the upper cover is downwardly convex equipped with fixed block, described
Fixing groove compatible with the microswitch is offered on fixed block.
Further, the inner wall of the pedestal is equipped with limited step, and the partition is arranged on the limited step,
Fixation hole is offered on the partition, and fixed column compatible with the fixation hole is offered on the pedestal.
Further, it is tightly connected between the partition and the shell by sealant.
It further, further include a sealing ring compatible with the partition shape, the sealing ring is embedded described
Between partition and the shell.
Further, the outer wall of the protection axle sleeve is equipped with annular knurl.
The utility model has the beneficial effects that: shell is separated by independent motor room and reduction chamber by partition, from
And better sealing, safety and higher use reliability are provided, and by being reasonably laid out, so that structure is simpler
Single, volume is more compact, and it is very convenient to install.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the explosive view of the utility model.
Fig. 3 is the schematic diagram of internal structure of reduction chamber.
Fig. 4 is the schematic diagram of internal structure of motor room.
Fig. 5 is the structural schematic diagram of upper cover.
Fig. 6 is another structural schematic diagram of upper cover.
Fig. 7 is the structural schematic diagram of pedestal.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Referring to Fig.1~Fig. 7, a kind of small-size electric actuator of good airproof performance, including shell, setting are in the intracorporal gear of shell
Deceleration group 1 and motor 2, the input gear 3 of the gear deceleration group 1 and the motor 2 are sequentially connected, the gear deceleration group
It is connected with the output shaft 5 for control valve opening and closing on 1 output gear 4, is additionally provided with partition 6 in the shell, the partition 6
Shell is divided into independent motor room 7 and reduction chamber 8, the motor 2 is located in the motor room 7, the gear
Deceleration group 1 is located in the reduction chamber 8, is set on the partition 6 there are two 90 degree of the microswitch 9 in interval, it is described every
Guide groove 10 is offered on plate 6, the guide groove 10 is located between two microswitches 9, the output of the gear deceleration group 1
Be convexly equipped with switch shift lever 11 on gear 4, the switch shift lever 11 pass through the guide groove 10 and with the microswitch 9
It is accessibly connected；
The shell is protruding upward to be formed with outsides cover of electric machinery 12 compatible with the motor 2, goes back on the shell
Equipped with trunking 13, the string holes 14 that supply lines passes through is offered in the offline slot, can be injected in the trunking 13 close
Sealing.
In the present embodiment, protection axle sleeve 15 is also arranged on the output shaft 5.By the setting of the protection axle sleeve 15,
It can play the role of protecting output shaft 5, so that output shaft 5 is able to bear bigger radial and axial load.Preferably, the guarantor
The outer wall of protective shaft sleeve 15 is equipped with annular knurl 16.By the effect of annular knurl 16, can play prevents from skidding, and increases the work of frictional force
With so that protection axle sleeve 15 can be stablized, be normally used.
In the present embodiment, the shell includes upper cover 17 and pedestal 18, and the interior top of the upper cover 17 is downwardly convex to be equipped with admittedly
Determine block 19, fixing groove 20 compatible with the microswitch 9 is offered on the fixed block 19.By fixing groove 20 and micro-
The cooperation of dynamic switch 9, plays the role of fixed microswitch 9, guarantees stability when microswitch 9 uses, and using this
The structure design of embodiment can play the role of further decreasing actuator overall volume.
In the present embodiment, the inner wall of the pedestal 18 is equipped with limited step 21, and the limit is arranged in the partition 6
On the step 21 of position, fixation hole 22 is offered on the partition 6, is offered on the pedestal 18 suitable with 22 phase of fixation hole
The fixed column 23 matched.It by the effect of limited step 21, is positioned convenient for the installation of partition 6, then passes through fixed screw for partition 6
It is fixed with pedestal 18.The structure and production technology of the present embodiment are all relatively simple, and it is convenient to assemble, low in cost, and can
It is effective to reduce whole volume.Preferably, it is tightly connected between the partition 6 and the shell by sealant, energy
It is enough that more excellent sealing performance is provided.
It further include a sealing ring 24 compatible with 6 shape of partition in the present embodiment, the sealing ring 24 is embedded
Between the partition 6 and the shell.By the effect of sealing ring 24, Electric Actuator entirety can be further promoted
Sealing performance.
Claims (7)
1. a kind of small-size electric actuator of good airproof performance, including shell, setting are in the intracorporal gear deceleration group of shell and motor, institute
The input gear for stating gear deceleration group is connect with the motor drive, is connected on the output gear of the gear deceleration group useful
In the output shaft of control valve opening and closing, it is characterised in that: be additionally provided with partition in the shell, which is divided into shell solely
Vertical motor room and reduction chamber, the motor are located in the motor room, and the gear deceleration group is located at described subtract
It is fast indoor, the microswitch there are two 90 degree of interval is set on the partition, offers guide groove on the partition, it is described
Guide groove is located between two microswitches, switch shift lever is convexly equipped on the output gear of the gear deceleration group, described opens
Driving lever is closed to pass through the guide groove and be accessibly connected with the microswitch；
The shell is protruding upward to be formed with outsides cover of electric machinery compatible with the motor, is additionally provided with lineation on the shell
Slot offers the string holes that supply lines passes through in the offline slot, can inject sealant in the trunking.
2. the small-size electric actuator of good airproof performance according to claim 1, it is characterised in that: on the output shaft also
It is arranged with protection axle sleeve.
3. the small-size electric actuator of good airproof performance according to claim 1, it is characterised in that: the shell includes upper
Lid and bottom seat, the interior top of the upper cover is downwardly convex to be equipped with fixed block, offers and the microswitch phase on the fixed block
The fixing groove of adaptation.
4. the small-size electric actuator of good airproof performance according to claim 3, it is characterised in that: on the inner wall of the pedestal
Equipped with limited step, the partition is arranged on the limited step, and fixation hole is offered on the partition, described
Fixed column compatible with the fixation hole is offered on pedestal.
5. the small-size electric actuator of good airproof performance according to claim 1 to 4, it is characterised in that: the partition
It is tightly connected between the shell by sealant.
6. the small-size electric actuator of good airproof performance according to claim 1 to 4, it is characterised in that: further include one with
The compatible sealing ring of the partition shape, the sealing ring are embedded between the partition and the shell.
7. the small-size electric actuator of good airproof performance according to claim 2, it is characterised in that: outside the protection axle sleeve
Wall is equipped with annular knurl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692374.8U CN208381442U (en) | 2018-05-10 | 2018-05-10 | A kind of small-size electric actuator of good airproof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692374.8U CN208381442U (en) | 2018-05-10 | 2018-05-10 | A kind of small-size electric actuator of good airproof performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208381442U true CN208381442U (en) | 2019-01-15 |
Family
ID=64973939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820692374.8U Active CN208381442U (en) | 2018-05-10 | 2018-05-10 | A kind of small-size electric actuator of good airproof performance |
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| Country | Link |
|---|---|
| CN (1) | CN208381442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017212A (en) * | 2021-10-29 | 2022-02-08 | 宁波卡伦特电器有限公司 | Electric control actuator, tail gas treatment system and vehicle |
-
2018
- 2018-05-10 CN CN201820692374.8U patent/CN208381442U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017212A (en) * | 2021-10-29 | 2022-02-08 | 宁波卡伦特电器有限公司 | Electric control actuator, tail gas treatment system and vehicle |
| CN114017212B (en) * | 2021-10-29 | 2023-03-07 | 宁波卡伦特电器有限公司 | Electric control actuator, tail gas treatment system and vehicle |
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