CN219713051U - Low-temperature-resistant electric actuator - Google Patents
Low-temperature-resistant electric actuator Download PDFInfo
- Publication number
- CN219713051U CN219713051U CN202223492831.4U CN202223492831U CN219713051U CN 219713051 U CN219713051 U CN 219713051U CN 202223492831 U CN202223492831 U CN 202223492831U CN 219713051 U CN219713051 U CN 219713051U
- Authority
- CN
- China
- Prior art keywords
- heat
- hand wheel
- cover
- shell
- 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.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000004321 preservation Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Manipulator (AREA)
Abstract
The utility model discloses a low-temperature-resistant electric actuator, which comprises a shell, wherein the bottom of the shell is provided with a body, and the side surface of the body is provided with a hand wheel; a cold-proof cover is wrapped at the joint of the hand wheel and the body, a heating mechanism is arranged at the bottom of the cold-proof cover, and a motor is arranged in the shell; the electric heater is connected with an external power supply, the electric heater works, the heating plate generates heat, the temperature inside the heat preservation cover is increased through the heating plate, so that the lubricating oil frozen at the joint of the hand wheel and the body is melted, the electric actuator can normally operate, the heat generated by motor operation in the shell is absorbed through the heat conducting plate, the heat is led into the heat preservation cover, the temperature inside the heat preservation cover is increased, the lubricating oil at the joint of the hand wheel and the body is continuously heated, and the technical effect of preventing the lubricating oil from being frozen due to low temperature influence during operation of the actuator is achieved.
Description
Technical Field
The utility model relates to the field of electric actuators, in particular to a low-temperature-resistant electric actuator.
Background
The electric actuator is also called as an electric actuator, is an actuator using electric power as driving energy, utilizes a certain driving energy and works under the action of a certain control signal, and is applied to various industrial automation process control links. The application in industrial production is wider than that of pneumatic actuators and hydraulic actuators.
The electric actuator generally comprises an internal motor, an external actuator main body, a hand wheel and other structures, and usually the joint of the hand wheel and the actuator main body is filled with lubricating oil for ensuring smooth operation.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the low-temperature-resistant electric actuator, which has the technical effect of preventing the lubricating oil from being frozen due to the influence of low temperature when the actuator operates.
In order to solve the technical problems, the utility model provides the following technical scheme: the low-temperature-resistant electric actuator comprises a shell, wherein a body is arranged at the bottom of the shell, and a hand wheel is arranged on the side surface of the body; a cold-proof cover is wrapped at the joint of the hand wheel and the body, a heating mechanism is arranged at the bottom of the cold-proof cover, and a motor is arranged in the shell; the cold-proof cover comprises a heat-insulating cover, a heat-conducting plate arranged in the heat-insulating cover, and a sealing ring arranged at the joint of the heat-insulating cover and the hand wheel; the heating mechanism comprises an electric heater and a heating plate connected to the top of the electric heater.
As a preferable technical scheme of the utility model, the shell is covered on the outer side of the motor, the motor is connected with the body, and the connecting rod of the hand wheel is movably connected with the body.
As a preferable technical scheme of the utility model, the outer part of the heat insulation cover is in a cylindrical structure, the heat insulation cover is fixedly connected with the outer wall of the body, and the bottom of the heat conduction plate is fixed at the top of the inner side of the heat insulation cover.
As a preferable technical scheme of the utility model, the top of the heat conducting plate penetrates into the body and the shell from the inner side of the heat insulation cover, and the top side surface of the heat conducting plate is provided with grid-mounted structures which are arranged in groups.
As a preferable technical scheme of the utility model, the outer wall of the sealing ring is embedded and fixed in the opening on the side surface of the heat preservation cover, the inner wall of the sealing ring is wrapped outside the connecting rod of the hand wheel, and the sealing ring is in sliding connection with the connecting rod of the hand wheel.
As a preferable technical scheme of the utility model, the electric heater is fixed in the bracket at the bottom of the body, the tail end of the electric heater is provided with a plug which can be connected with an external power supply, and the top of the heating plate is arranged at the bottom of the inner side of the heat preservation cover.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the electric heater is connected with an external power supply, the electric heater works to enable the heating plate to generate heat, the temperature in the heat preservation cover is raised through the heating plate, so that frozen lubricating oil at the joint of the hand wheel and the body is melted, the electric actuator can normally operate, the heat generated by the operation of the motor in the shell is absorbed through the heat conduction plate and is led into the heat preservation cover, and the temperature in the heat preservation cover is raised, so that the lubricating oil at the joint of the hand wheel and the body is continuously heated, and the technical effect of preventing the lubricating oil from being frozen due to the influence of low temperature when the actuator operates is achieved;
2. according to the utility model, the top of the heat-conducting plate penetrates into the body and the shell from the inner side of the heat-insulating cover, the side surfaces of the top of the heat-conducting plate are arranged into grid-mounted structures in a group, so that the effect of accelerating heat transfer is achieved, the top of the heating plate is arranged at the bottom of the inner side of the heat-insulating cover, the electric heater is powered by an external power supply to enable the heating plate to generate heat, and the temperature in the heat-insulating cover is raised by the heat generated by the heating plate, so that the technical effect of enabling the actuator to work quickly is achieved.
Drawings
FIG. 1 is a schematic diagram of the complete structure of the present utility model;
FIG. 2 is a side elevational structural view of the present utility model;
FIG. 3 is a side cross-sectional view of the present utility model;
fig. 4 is a partial sectional view of the cold shield of the present utility model.
Wherein: 1. a housing; 2. a body; 3. a hand wheel; 4. a cold-proof cover; 5. a heating mechanism; 6. a motor; 41. a thermal insulation cover; 42. a heat conductive plate; 43. a seal ring; 51. an electric heater; 52. and (5) heating the plate.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-4, the low temperature resistant electric actuator comprises a shell 1, wherein a body 2 is arranged at the bottom of the shell 1, and a hand wheel 3 is arranged on the side surface of the body 2; a cold-proof cover 4 is wrapped at the joint of the hand wheel 3 and the body 2, a heating mechanism 5 is arranged at the bottom of the cold-proof cover 4, and a motor 6 is arranged inside the shell 1; the cold-proof cover 4 comprises a heat-insulating cover 41, a heat-conducting plate 42 arranged inside the heat-insulating cover 41, and a sealing ring 43 arranged at the joint of the heat-insulating cover 41 and the hand wheel 3; the heating mechanism 5 includes an electric heater 51 and a heating plate 52 connected to the top of the electric heater 51; when the electric actuator is used, the electric heater 51 is connected to an external power supply, the electric heater 51 works, the heating plate 52 generates heat, the temperature inside the heat preservation cover 41 rises through the heating plate 52, and therefore lubricating oil frozen at the joint of the hand wheel 3 and the body 2 is melted, and the electric actuator can normally operate.
In other embodiments, the housing 1 is covered on the outer side of the motor 6, the motor 6 is connected with the body 2, and the connecting rod of the hand wheel 3 is movably connected with the body 2, and the connecting part of the hand wheel 3 and the body 2 is filled with lubricating oil.
In other embodiments, the outer portion of the heat-insulating cover 41 is provided in a cylindrical structure, the heat-insulating cover 41 is fixedly connected with the outer wall of the body 2, and the bottom of the heat-conducting plate 42 is fixed at the top of the inner side of the heat-insulating cover 41, so that the dissipation of internal heat is reduced through the heat-insulating cover 41.
In other embodiments, the top of the heat-conducting plate 42 penetrates into the body 2 and the housing 1 from the inner side of the heat-insulating cover 41, and the top side of the heat-conducting plate 42 is arranged in a grid-mounted structure in a group, the heat generated by the operation of the motor 6 in the housing 1 is absorbed by the heat-conducting plate 42 and is introduced into the heat-insulating cover 41, so that the temperature in the heat-insulating cover 41 is raised, and the lubricating oil at the joint of the hand wheel 3 and the body 2 is continuously heated, so that the lubricating oil is prevented from being frozen due to the influence of low temperature when the actuator is operated.
In other embodiments, the outer wall of the sealing ring 43 is embedded and fixed in the opening on the side surface of the heat-preserving cover 41, and the inner wall of the sealing ring 43 is wrapped outside the connecting rod of the hand wheel 3, and the sealing ring 43 is in sliding connection with the connecting rod of the hand wheel 3, so that the joint of the heat-preserving cover 41 and the hand wheel 3 is filled through the sealing ring 43, and the leakage of heat in the heat-preserving cover 41 is reduced.
In other embodiments, the electric heater 51 is fixed in a bracket at the bottom of the body 2, the end of the electric heater 51 is provided with a plug which can be connected with an external power supply, and the top of the heating plate 52 is arranged at the bottom of the inner side of the heat preservation cover 41, the electric heater 51 generates heat through the power supply of the external power supply, and the temperature in the heat preservation cover 41 is raised through the heat generated by the heating plate 52.
The working principle of the utility model is as follows: when the electric heating device is used, an external power supply is connected through the electric heater 51, the electric heater 51 works, the heating plate 52 generates heat, the temperature inside the heat preservation cover 41 rises through the heating plate 52, so that frozen lubricating oil at the joint of the hand wheel 3 and the body 2 is melted, the electric actuator can normally operate, the top of the heat conduction plate 42 penetrates into the body 2 and the shell 1 from the inner side of the heat preservation cover 41, the top side surface of the heat conduction plate 42 is arranged into a grid-mounted structure in a group arrangement, the heat generated by the operation of the motor 6 in the shell 1 is absorbed through the heat conduction plate 42, the heat is led into the heat preservation cover 41, the temperature inside the heat preservation cover 41 rises, and the lubricating oil at the joint of the hand wheel 3 and the body 2 is continuously heated, so that the lubricating oil is prevented from being frozen due to the influence of low temperature when the actuator operates.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an electric actuator of low temperature resistant, includes shell (1), its characterized in that: the bottom of the shell (1) is provided with a body (2), and a hand wheel (3) is arranged on the side surface of the body (2); a cold-proof cover (4) is wrapped at the joint of the hand wheel (3) and the body (2), a heating mechanism (5) is arranged at the bottom of the cold-proof cover (4), and a motor (6) is arranged inside the shell (1); the cold-proof cover (4) comprises a heat-insulating cover (41), a heat-conducting plate (42) arranged in the heat-insulating cover (41), and a sealing ring (43) arranged at the joint of the heat-insulating cover (41) and the hand wheel (3); the heating mechanism (5) comprises an electric heater (51) and a heating plate (52) connected to the top of the electric heater (51).
2. The low temperature resistant electric actuator of claim 1, wherein: the shell (1) is covered on the outer side of the motor (6), the motor (6) is connected with the body (2), and the connecting rod of the hand wheel (3) is movably connected with the body (2).
3. The low temperature resistant electric actuator of claim 1, wherein: the outside of heat preservation cover (41) sets up to cylindrical structure, the outer wall fixed connection of heat preservation cover (41) and body (2), and the top at the inboard of heat preservation cover (41) is fixed to the bottom of heat conduction board (42).
4. The low temperature resistant electric actuator of claim 1, wherein: the top of the heat conducting plate (42) penetrates into the body (2) and the shell (1) from the inner side of the heat insulation cover (41), and the top side surface of the heat conducting plate (42) is provided with a grid-mounted structure which is arranged in groups.
5. The low temperature resistant electric actuator of claim 1, wherein: the outer wall of the sealing ring (43) is embedded and fixed in an opening on the side face of the heat preservation cover (41), the inner wall of the sealing ring (43) is wrapped outside a connecting rod of the hand wheel (3), and the sealing ring (43) is in sliding connection with the connecting rod of the hand wheel (3).
6. The low temperature resistant electric actuator of claim 1, wherein: the electric heater (51) is fixed in a bracket at the bottom of the body (2), the tail end of the electric heater (51) is provided with a plug which can be connected with an external power supply, and the top of the heating plate (52) is arranged at the bottom of the inner side of the heat preservation cover (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492831.4U CN219713051U (en) | 2022-12-27 | 2022-12-27 | Low-temperature-resistant electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492831.4U CN219713051U (en) | 2022-12-27 | 2022-12-27 | Low-temperature-resistant electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219713051U true CN219713051U (en) | 2023-09-19 |
Family
ID=87976221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223492831.4U Active CN219713051U (en) | 2022-12-27 | 2022-12-27 | Low-temperature-resistant electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219713051U (en) |
-
2022
- 2022-12-27 CN CN202223492831.4U patent/CN219713051U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219713051U (en) | Low-temperature-resistant electric actuator | |
| CN206457490U (en) | A kind of PCR amplifications automatic heat seal device of reaction tube | |
| CN214367838U (en) | Constant-temperature anti-freezing electric regulating valve | |
| CN2572709Y (en) | Electric heater | |
| CN200975838Y (en) | Vacuum atmosphere tube-type Electric resistance furnace | |
| CN210754296U (en) | Biomass reaction equipment for comprehensively utilizing waste heat driven by hydraulic motor | |
| CN203867693U (en) | Electronic thermostat | |
| CN203756382U (en) | Fuel heating device | |
| CN201925072U (en) | Novel engine cold starting device | |
| CN2534762Y (en) | Directional heat releasing electric heater | |
| CN105772676A (en) | Zinc alloy die-casting machine | |
| CN211525027U (en) | Piston compressor with heat insulation structure | |
| CN2921033Y (en) | Electrode handle for industrial salt bath furnace | |
| CN214777103U (en) | Hot air knife for thermoplastic packaging machine | |
| CN201488108U (en) | Superconducting medium automatic temperature-control electric heat radiator | |
| CN2856508Y (en) | Novel thermal structure of mechanically sealed non-normal temp chemical flow pump | |
| CN220081916U (en) | Connecting rod | |
| CN211177779U (en) | Hollow blade dryer | |
| CN211926495U (en) | Melting furnace equipment is used in production of hypoxemia bar copper | |
| CN204755057U (en) | Electrorheological fan clutch | |
| CN2518006Y (en) | Energy saving medium radiator | |
| CN216282064U (en) | Double-layer heat-conducting oil heating barrel | |
| CN2914004Y (en) | Transmission shaft sealing device for continuous unmuffled type mesh-belt furnace | |
| CN101144689A (en) | Vacuum atmosphere tube type resistance furnace | |
| CN212179202U (en) | Fixed large-capacity boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |