CN207178821U - A kind of high-temperature resistant electric actuator - Google Patents
A kind of high-temperature resistant electric actuator Download PDFInfo
- Publication number
- CN207178821U CN207178821U CN201721229150.5U CN201721229150U CN207178821U CN 207178821 U CN207178821 U CN 207178821U CN 201721229150 U CN201721229150 U CN 201721229150U CN 207178821 U CN207178821 U CN 207178821U
- Authority
- CN
- China
- Prior art keywords
- temperature resistant
- heat dissipating
- housing
- dissipating housing
- electric actuator
- 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.)
- Expired - Fee Related
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Abstract
A kind of high-temperature resistant electric actuator, control box including housing and the reducing motor being arranged in housing and control reducing motor work, high temperature resistant parcel shell is provided with outside the housing, high temperature resistant parcel shell includes wrapping up in box lower casing (62) and parcel box upper casing by bolted, and sets thermal protection layer in high temperature resistant parcel shell；The housing includes outside heat dissipating housing and transportable heat shield, heat shield can be thermally shielded according to environment temperature to the reducing motor in YE and control box.So as to ensure that the stability that YE works in high temperature environments to a certain extent.
Description
Technical field
YE is the utility model is related to, more particularly to a kind of high-temperature resistant electric actuator.
Background technology
In general, YE is a kind of common valve actuator in industrial automation control system.Existing skill
In art between -0 DEG C~+80 DEG C of the inoperative environment temperature of YE, between -30 DEG C~+50 DEG C of operating ambient temperature, and
Subway, the air-valve YE in tunnel need resistance to 250 DEG C of high temperature, and normal work is at least one small at such a temperature
When, to prevent the accidents such as the fire of burst from occurring to impact normal driving.Prior art is generally by executing agency
Outside coated by special paint wraps up heat-barrier material to realize its high temperature resistant function.
The debugging stage of executing agency's onsite application opens executing agency, and this can be produced to external paint or heat-barrier material
It is raw to destroy, cause machine product resistance to elevated temperatures not up to standard；If thermal insulating coating or the heat-insulated material of parcel are coated with after the completion of debugging
Material causes onsite application inconvenient again, and specialized paint, heat-barrier material are expensive, re-coating paint or bag after so installing
Production cost can also be improved by wrapping up in heat-barrier material.For above technical problem, Publication No. CN203036050U utility model is special
Profit disclose subway, tunnel high temperature resistant type combination air-valve YE, by set include heat-insulated inner cover, heat-insulated outer cover and
The heat shield of insulating sandwich realizes the high-temperature stability of YE.But the reducing motor in heat shield is arranged in day
Certain heat can be also often produced in work, these heats are limited in heat shield in the presence of heat shield, so as to one
Determine to have impact on the service behaviour or service life of remaining structure of reducing motor and YE in degree.
Utility model content
The purpose of this utility model is to provide a kind of high-temperature resistant electric actuator, is suitable for environment temperature and adjusts electronic hold
Temperature in row device, so as to extend the service life of actuator.
Above-mentioned purpose of the present utility model technical scheme is that：
A kind of high-temperature resistant electric actuator, including housing and the reducing motor that is arranged in housing and control reducing motor
The control box of work, the housing are provided with high temperature resistant parcel shell outside, and the housing includes heat dissipating housing and heat shield from outside to inside,
It is close and cover reducing motor and control box or away from reducing motor and control box that driving heat shield is provided with the heat dissipating housing
Drive device.
By using above-mentioned technical proposal, due to the setting of drive device, when needing to reducing motor and control box progress
When heat-insulated, heat shield can be driven to move, heat shield is covered reducing motor and control box, so as to reduce actuator surrounding environment
Influence of the temperature to reducing motor and control box；When temperature around actuator is relatively low, heat shield can be driven to move, be heat-insulated
Cover is away from reducing motor and control box, so as to be radiated by heat dissipating housing to heat caused by reducing motor work, one
Determine to reduce the temperature inside actuator in degree, extend the working life of YE；Meanwhile high temperature resistant parcel shell
The heat exchange of YE and external environment can further be isolated by setting, and further enhance YE in height
The stability to be worked under warm environment.
As improvement of the present utility model, the high temperature resistant parcel shell includes bolted wrap up on box lower casing and parcel box
Shell.
By using above-mentioned technical proposal, by the way that high temperature resistant parcel shell is arranged to bolted to wrap up in box lower casing and parcel
Box upper casing, it can conveniently realize the assembly and disassembly of high temperature resistant parcel shell.
As improvement of the present utility model, the high temperature resistant parcel shell inwall is filled with thermal protection layer.
By using above-mentioned technical proposal, by setting thermal protection layer, barrier YE and resistance to height can be played
Thermometer bulb wraps up in the heat exchange of the external environment condition of shell, further enhances the stability that YE works in high temperature environments.
As improvement of the present utility model, the thermal protection layer is arranged to silicate foam plate.
By using above-mentioned technical proposal, silicate foam plate is as a kind of cheap heat-barrier material, to a certain extent
Reduce the setup cost of high temperature resistant parcel shell.
As improvement of the present utility model, the side wall of the heat dissipating housing includes the first cavity and the second cavity from outside to inside,
First cavity and the second cavity are respectively arranged with interconnected outer layer coil pipe and internal layer coil pipe, the outer layer coil pipe and interior
Water-filling in layer coil pipe, the heat dissipating housing are additionally provided with the circulating pump of the water flowing in driving outer layer coil pipe and internal layer coil pipe.
By using above-mentioned technical proposal, the water in internal layer coil pipe can absorb the temperature in heat dissipating housing, and in circulating pump
Drive under flow to outer layer coil pipe, so as to be dispersed into outside heat dissipating housing.The mode of water cooling can realize the work of radiating simultaneously
With while realize sealed set, enhance the mechanical strength of actuator to a certain extent.
As improvement of the present utility model, the heat shield attached on inner walls has thermal insulation layer.
By using above-mentioned technical proposal, by setting thermal insulation layer, the thermal insulation of heat shield is added to a certain extent
Can so that YE can work at higher temperatures.
As improvement of the present utility model, the heat dissipating housing one end open and be provided with opening it is detachable with heat dissipating housing
The function cover plate of connection, the heat dissipating housing are detachably connected with function cover plate, and the reducing motor is with controlling and being arranged at work(
On energy cover plate, the output shaft of the reducing motor is arranged in function cover plate and stretches out heat dissipating housing.
, can be by heat dissipating housing when needing to repair reducing motor or drive device by using above-mentioned technical proposal
Split with function cover plate, the convenient maintenance to YE.
As improvement of the present utility model, the heat dissipating housing is connected with function cover plate flange.
By using above-mentioned technical proposal, make it that heat dissipating housing is connected with function cover plate more firm for the mode of flange connection
Gu while the mode sealing property of flange connection is higher, enhances the performance of YE to a certain extent.
As improvement of the present utility model, the drive device include be fixedly installed on heat dissipating housing bottom wall motor,
Be fixedly installed on the drive gear of the output shaft of motor, parallel to heat dissipating housing bottom wall and with drive gear transmission worm screw with
And it is arranged on perpendicular to the function cover plate in heat dissipating housing and is used to drive heat shield edge with worm geared screw mandrel, the screw mandrel
Screw mandrel length direction moves.
By using above-mentioned technical proposal, when motor works, can be rotated by driving gear drives worm screw, and then
Drive screw rotate, and because screw mandrel along perpendicular to function cover plate bottom wall direction set, screw mandrel rotation when, can drive every
Being moved perpendicular to the direction of function cover plate bottom wall on heat cover edge so that heat shield moves away from or close to heat shield, it is achieved thereby that
Heat-insulated or radiating to reducing motor and control box.
In summary, the utility model has the advantages that：With stronger stability, the YE is not
But reducing motor and control box normal work can be protected when environment temperature is too high, can also be when ambient temperature be normal
Play a part of cooling to YE, enhance the stability of YE work to a certain extent.
Brief description of the drawings
Fig. 1 is the axonometric drawing of high temperature resistant containment vessel；
Fig. 2 is the internal structure view of high temperature resistant containment vessel；
Fig. 3 is the axonometric drawing of YE；
Fig. 4 is the internal structure diagram of YE；
Fig. 5 is the A portions enlarged drawing in Fig. 4.
In figure, 1, housing；11st, heat dissipating housing；111st, the first cavity；112nd, outer layer coil pipe；113rd, the second cavity；114th, internal layer
Coil pipe；115th, circulating pump；12nd, heat shield；121st, convex edge；2nd, function cover plate；3rd, reducing motor；5th, drive device；51st, driving electricity
Machine；52nd, worm screw；53rd, screw mandrel；6th, high temperature resistant containment vessel；61st, shell upper casing is wrapped up in；62nd, shell lower casing is wrapped up in；63rd, binding post；64th, it is heat-insulated
Overcoat.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, a kind of high-temperature resistant electric actuator, including the housing 1 and and housing that one end open is set
The function cover plate 2 of 1 opening adaptation.Wherein, high temperature resistant parcel shell 6 is provided with outside housing, high temperature resistant parcel shell 6 includes spiral shell
Tether wrapping up in of connecing and shell lower casing 62 and wrap up in shell upper casing 61, wrap up in shell lower casing 62 and wrap up in the inwall of shell upper casing 61 and be provided with thermal protection layer
64, thermal protection layer 64 is arranged to silicate foam plate；High temperature resistant parcel shell 6 one end is additionally provided with binding post 63.
As shown in Figure 3 and Figure 4, housing 1 includes heat dissipating housing 11 and heat shield 12, heat dissipating housing 11 and heat shield 12 from outside to inside
It is open setting towards one end of function cover plate 2, and heat dissipating housing 11 is connected with the flange of function cover plate 2.Function cover plate 2 is towards shell
The control box that side inside body 1 is fixedly installed reducing motor 3 and controls reducing motor 3 to work, reducing motor 3 and control box
Position it is corresponding with the opening of heat shield 12, the output shaft of reducing motor 3 is arranged in function cover plate 2 and reached above-mentioned resistance to
The outside of high temperature parcel shell 6.It is close and cover reducing motor 3 and control box or remote that driving heat shield 12 is additionally provided with heat dissipating housing 11
From reducing motor 3 and the drive device 5 of control box.
As shown in Figure 4 and Figure 5, the outer wall of heat dissipating housing 11 includes the first cavity 111 and the second cavity 113 from outside to inside,
Helical form and interconnected outer layer coil pipe 112 and internal layer coil pipe are respectively arranged with first cavity 111 and the second cavity 113
114.Again as shown in figure 5, the bottom wall of above-mentioned heat dissipating housing 11 is provided with the resigning chamber of the first cavity 111 of connection and the second cavity 113,
Resigning intracavitary is provided with the circulating pump 115 of connection outer layer coil pipe 112 and internal layer coil pipe 114.Outer layer coil pipe 112 and internal layer coil pipe
Water-filling in 114, the effect of circulating pump 115 are to drive the water in outer layer coil pipe 112 and internal layer coil pipe 114 in outer layer coil pipe 112
With the internal circulation flow of internal layer coil pipe 114.
As shown in Figure 4 and Figure 5, above-mentioned drive device 5 includes being fixedly installed on the motor 51 of the bottom wall of heat dissipating housing 11, consolidated
Surely the drive gear that the output of motor 51 is walked, the worm screw being driven parallel to the bottom wall of heat dissipating housing 11 and with drive gear are arranged on
52 and the screw mandrel 53 that is arranged in heat dissipating housing 11 perpendicular to above-mentioned function cover plate 2 and is driven with worm screw 52.Above-mentioned heat shield 12
Both ends be provided with outstanding convex edge 121, convex edge 121 is provided with the screwed hole being adapted to screw mandrel 53, the one of screw mandrel 53
End is connected with heat dissipating housing 11 by revolving support.When motor 51 rotates, by drive gear worm screw 52 can be driven to rotate,
And then drive screw mandrel 53 to rotate, it is finally reached the purpose that driving heat shield 12 moves along screw mandrel 53.
Further, the inwall of heat shield 12 is provided with the thermal insulation layer of the heat-proof quality for increasing heat shield 12（In figure
It is not shown）.
From above said content, when YE is in normal operation circumstances, motor 51 passes through worm screw
52 and screw mandrel 53 drive heat shield 12 to move, make heat shield 12 away from reducing motor 3 and control box, now reducing motor 3 and
Caused heat is absorbed and circulated to outer layer coil pipe 112 by the water in internal layer coil pipe 114 in the control box course of work, so as to
The thermolysis to YE is reached.When YE is when being in high-temperature work environment, led to by motor 51
Cross worm screw 52 and screw mandrel 53 drives heat shield 12 to move, so that heat shield 12 moves towards function cover plate 2, and then make heat shield
12 cover reducing motor 3 and control box, and to reduce influence of the hot environment to reducing motor 3 and control box, it is electronic to reach increase
The effect of the working life of actuator, meanwhile, the setting of high temperature resistant containment vessel 6 can also further play the electronic execution of protection
The effect of device.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (9)
1. a kind of high-temperature resistant electric actuator, including housing (1) and the reducing motor (3) being arranged in housing (1) and control
The control box of reducing motor (3) work, it is characterised in that：High temperature resistant parcel shell (6), the housing are provided with outside the housing
(1) include heat dissipating housing (11) and heat shield (12) from outside to inside, driving heat shield (12) is provided with the heat dissipating housing (11) and is leaned on
It is near and cover reducing motor (3) and control box or the drive device (5) of remote reducing motor (3) and control box.
A kind of 2. high-temperature resistant electric actuator according to claim 1, it is characterised in that：The high temperature resistant parcel shell (6)
Including wrap it is bolted wrap up in box lower casing (62) and wrap up box upper casing (61).
A kind of 3. high-temperature resistant electric actuator according to claim 2, it is characterised in that：The high temperature resistant parcel shell (6)
Inwall is filled with thermal protection layer (64).
A kind of 4. high-temperature resistant electric actuator according to claim 3, it is characterised in that：The thermal protection layer (64) sets
It is set to silicate foam plate.
A kind of 5. high-temperature resistant electric actuator according to claim 1, it is characterised in that：The side wall of the heat dissipating housing (11)
Include the first cavity (111) and the second cavity (113) from outside to inside, first cavity (111) and the second cavity (113) are respectively
It is provided with interconnected outer layer coil pipe (112) and internal layer coil pipe (114), the outer layer coil pipe (112) and internal layer coil pipe (114)
Interior water-filling, the heat dissipating housing (11) are additionally provided with the circulation of the water flowing in driving outer layer coil pipe (112) and internal layer coil pipe (114)
Pump (115).
A kind of 6. high-temperature resistant electric actuator according to claim 1, it is characterised in that：Heat shield (12) inwall is attached
Provided with thermal insulation layer.
A kind of 7. high-temperature resistant electric actuator according to claim 1, it is characterised in that：Open described heat dissipating housing (11) one end
Mouth is simultaneously provided with the function cover plate (2) being adapted to opening, and the heat dissipating housing (11) is detachably connected with function cover plate (2), described
Reducing motor (3) is arranged on function cover plate (2) with control box, and the output shaft of the reducing motor (3) is arranged in functional cover
Plate (2) simultaneously stretches out heat dissipating housing (11).
A kind of 8. high-temperature resistant electric actuator according to claim 7, it is characterised in that：The heat dissipating housing (11) and function
Cover plate (2) flange connects.
A kind of 9. high-temperature resistant electric actuator according to claim 7, it is characterised in that：The drive device (5) includes
The motor (51) that is fixedly installed on heat dissipating housing (11) bottom wall, the sliding tooth for the output shaft for being fixedly installed on motor (51)
Take turns, set parallel to heat dissipating housing (11) bottom wall and with the worm screw (52) of drive gear transmission and perpendicular to the function cover plate (2)
Put in heat dissipating housing (11) and be used to drive heat shield (12) along silk with the screw mandrel (53) of worm screw (52) transmission, the screw mandrel (53)
Bar (53) length direction moves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229150.5U CN207178821U (en) | 2017-09-23 | 2017-09-23 | A kind of high-temperature resistant electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229150.5U CN207178821U (en) | 2017-09-23 | 2017-09-23 | A kind of high-temperature resistant electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178821U true CN207178821U (en) | 2018-04-03 |
Family
ID=61748158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721229150.5U Expired - Fee Related CN207178821U (en) | 2017-09-23 | 2017-09-23 | A kind of high-temperature resistant electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178821U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072359A (en) * | 2019-05-23 | 2019-07-30 | 四川省众望科希盟科技有限公司 | A kind of preserving heat and radiating heat device of sealing cabin |
| CN111692401A (en) * | 2020-06-19 | 2020-09-22 | 扬州市威鹏自动化科技有限公司 | Electric actuator with automatic heat preservation device inside |
| CN112815137A (en) * | 2020-12-30 | 2021-05-18 | 江苏博必成信息科技有限公司 | Protection device for valve convenient to installation is dismantled |
-
2017
- 2017-09-23 CN CN201721229150.5U patent/CN207178821U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072359A (en) * | 2019-05-23 | 2019-07-30 | 四川省众望科希盟科技有限公司 | A kind of preserving heat and radiating heat device of sealing cabin |
| CN110072359B (en) * | 2019-05-23 | 2024-02-09 | 四川省众望科希盟科技有限公司 | Heat preservation and heat dissipation device for sealed cabin |
| CN111692401A (en) * | 2020-06-19 | 2020-09-22 | 扬州市威鹏自动化科技有限公司 | Electric actuator with automatic heat preservation device inside |
| CN112815137A (en) * | 2020-12-30 | 2021-05-18 | 江苏博必成信息科技有限公司 | Protection device for valve convenient to installation is dismantled |
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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: 20180403 Termination date: 20190923 |