CN216158418U - Large valve actuator with novel shell structure - Google Patents
Large valve actuator with novel shell structure Download PDFInfo
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- CN216158418U CN216158418U CN202122225240.XU CN202122225240U CN216158418U CN 216158418 U CN216158418 U CN 216158418U CN 202122225240 U CN202122225240 U CN 202122225240U CN 216158418 U CN216158418 U CN 216158418U
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- valve actuator
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- top cover
- plastic top
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Abstract
The utility model discloses a large valve actuator with a novel shell structure, which comprises an upper cover and a base, wherein the upper cover comprises a plastic top cover and a metal pressing frame, the upper cover is designed into two parts of the plastic top cover and the metal pressing frame, the metal pressing frame is arranged at the periphery of the plastic top cover in a pressing mode, the plastic top cover, the metal pressing frame and the base are fixedly connected through bolts, sealing strips are adopted between the plastic top cover and the base for sealing, a closed environment for containing electric elements such as a control unit is formed, the plastic top cover is a transparent cover, on one hand, wireless signals are conveniently transmitted outside, external lead interfaces and related circuits are saved, and the whole sealing performance is strong; on the other hand, can install the display screen that links to each other with the control unit additional in the casing, show the relevant working parameter of valve on the display screen, conveniently look over through the plastics top cap, its structural design is ingenious, and is with low costs, and practical application is worth higher.
Description
Technical Field
The utility model belongs to the technical field of electric valve actuators, and particularly relates to a large valve actuator with a novel shell structure.
Background
The valve is widely applied to various industries, such as various industrial fields of petrochemical industry and the like, and life service fields of central air conditioning, building equipment and the like, and is used for providing functions of pipeline interception, flow limitation and the like; the electric valve actuator is an actuating mechanism for controlling the opening and closing of the valve. The executor generally includes base and upper cover, to present big valve executor, consider its environment and the service property of using, general base and upper cover are design metal-back shell structure, the control unit of executor need with external communication, in order to draw forth the signal, just need install the lead wire interface additional on the metal-back shell, install the lead wire interface additional after, must do water repellent to the lead wire interface, under the normal conditions, the water repellent of lead wire interface is difficult, increase cost undoubtedly, and also can lead to whole leakproofness variation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a large valve actuator with a novel shell, aiming at solving the defect that the existing actuator adopts a metal shell structure, and a lead interface is required to be additionally arranged when a signal is led out, so that the shell structure has poor sealing property.
The utility model is realized by adopting the following technical scheme: big valve actuator with novel shell structure, including upper cover and base to and the control unit of setting on the base, the upper cover presses the frame including plastics top cap and metal, and the frame is pressed to the metal and is established in the periphery of plastics top cap, presses through bolt fixed connection between frame and the base to plastics top cap, metal, and adopts the sealing washer sealed between plastics top cap and base.
Further, the metal presses the top edge outer fringe of frame and is provided with the pressure edge of inside extension, and the periphery of plastic top cap is provided with presses the platform along the matching with pressing, during the installation, presses the cooperation of edge and pressure platform through the metal and presses the frame, compresses tightly plastic top cap.
Furthermore, the lower part of the plastic top cover is provided with an installation convex edge, bolt holes corresponding to the bolts are formed in the metal pressing frame, the installation convex edge and the base, the bolts penetrate through the bolt holes to fix the plastic top cover, and the plastic top cover and the base are more stable and reliable in matching.
Further, be provided with at least round seal groove on the base, the sealing washer sets up in the seal groove to guarantee better sealed effect metal and press the frame.
Further, the plastic top cover is a transparent cover.
Furthermore, still be provided with the display screen that links to each other with the control unit in the big valve executor, conveniently look over the relevant working parameter of valve that the display screen shows through plastics top cap, improve executor result of use.
Compared with the prior art, the utility model has the advantages and positive effects that:
according to the technical scheme, the upper cover of the large valve actuator is designed into two parts, namely the plastic top cover and the metal pressing frame, the metal pressing frame is pressed on the periphery of the plastic top cover, the metal pressing frame and the base are fixedly connected through bolts, a sealing ring is adopted between the plastic top cover and the base for sealing, a closed environment for accommodating electrical elements such as a control unit is formed, the plastic top cover is a transparent cover, on one hand, wireless signals are conveniently transmitted outside, external lead interfaces and related circuits are saved, and the whole sealing performance is strong; on the other hand, can install the display screen that links to each other with the control unit additional in the casing, show the relevant working parameter of valve on the display screen, conveniently look over through the plastics top cap, its structural design is ingenious, and is with low costs, and practical application is worth higher.
Drawings
FIG. 1 is a schematic illustration of an exploded view of a large valve actuator according to an embodiment of the present invention;
FIG. 2 is a schematic view of a connection structure of a plastic top cover, a metal pressing frame and a base according to an embodiment of the present invention;
fig. 3 is a schematic view of the overall structure of a large valve actuator according to an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and thus, the present invention is not limited to the specific embodiments disclosed below.
This embodiment provides big valve actuator with novel shell structure, as shown in fig. 1-3, including upper cover and base 3 to and the control unit 5 of setting on base 3, the upper cover includes that plastic top cap 2 and metal press frame 1, and the periphery at plastic top cap 2 is pressed to metal press frame 1, presses through bolt 6 fixed connection between frame 1 and the base 3 to plastic top cap 2, metal, and adopts sealing washer 5 to seal between plastic top cap 2 and base 3, and the formation holds the closed environment of electrical component such as control unit and makes things convenient for radio signal to pass outward, saves external lead wire interface and relevant circuit, and whole leakproofness is strong.
With continued reference to fig. 1 and 2, the outer periphery of the upper edge of the metal pressure frame 1 is provided with a pressure edge 11 extending inwards, the outer periphery of the plastic top cover 2 is provided with a pressure table 21 matched with the pressure edge 11, and during installation, the plastic top cover 2 is pressed tightly through the matching of the pressure edge 11 of the metal pressure frame 1 and the pressure table 21. In addition, the lower part of the plastic top cover 2 is provided with an installation convex edge 22, the metal pressure frame 1, the installation convex edge 22 and the base 3 are provided with bolt holes 61 corresponding to the bolts 6, and the three are fixed by the bolts, so that the matching is more stable and reliable; the base 3 is provided with at least one circle of seal groove, and the sealing washer 5 sets up in the seal groove to guarantee better sealed effect.
In this embodiment, plastics top cap 2 is transparent lid, not only does not influence wireless signal transmission, moreover, can also set up the display screen (not shown in the figure) that links to each other with the control unit 4 in the casing, conveniently look over the relevant working parameter of valve that the display screen shows through plastics top cap 2, improve executor result of use.
Of course, according to actual needs, the materials of the metal pressing frame and the plastic top cover can be freely selected, including the setting height of the pressing table, and the like, which can be freely selected according to actual situations, and this embodiment does not limit this.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (6)
1. Big valve actuator with novel shell structure, including upper cover and base (3) to and the control unit (4) of setting on base (3), its characterized in that, the upper cover presses frame (1) including plastics top cap (2) and metal, and the periphery of establishing at plastics top cap (2) is pressed to metal, presses through bolt (6) fixed connection between frame (1) and base (3) to plastics top cap (2), metal, and adopts sealing washer (5) to seal between plastics top cap (2) and base (3).
2. The large valve actuator with novel housing structure of claim 1, wherein: the outer edge week of metal pressure frame (1) is provided with inside extension's pressure along (11), and the periphery of plastics top cap (2) is provided with presses platform (21) that match with pressure along (11), during the installation, presses the cooperation of edge and pressure platform through the metal and presses the frame, compresses tightly the plastics top cap.
3. The large valve actuator with novel housing structure of claim 1, wherein: the lower part of the plastic top cover (2) is provided with an installation convex edge (22), bolt holes (61) corresponding to the bolts (6) are arranged on the metal pressing frame (1), the installation convex edge (22) and the base (3), and the bolts (6) penetrate through the bolt holes (61) to fix the three.
4. The large valve actuator with novel housing structure of claim 1, wherein: the base (3) is provided with at least one circle of sealing groove, and the sealing ring (5) is arranged in the sealing groove.
5. The large valve actuator with novel housing structure of claim 1, wherein: the plastic top cover (2) is a transparent cover.
6. The large valve actuator with novel housing structure of claim 5, wherein: and a display screen connected with the control unit (4) is also arranged in the big valve actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225240.XU CN216158418U (en) | 2021-09-14 | 2021-09-14 | Large valve actuator with novel shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225240.XU CN216158418U (en) | 2021-09-14 | 2021-09-14 | Large valve actuator with novel shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216158418U true CN216158418U (en) | 2022-04-01 |
Family
ID=80849751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122225240.XU Active CN216158418U (en) | 2021-09-14 | 2021-09-14 | Large valve actuator with novel shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216158418U (en) |
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2021
- 2021-09-14 CN CN202122225240.XU patent/CN216158418U/en active Active
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