CN215908532U - Window mounting structure of electric actuator - Google Patents
Window mounting structure of electric actuator Download PDFInfo
- Publication number
- CN215908532U CN215908532U CN202121400740.6U CN202121400740U CN215908532U CN 215908532 U CN215908532 U CN 215908532U CN 202121400740 U CN202121400740 U CN 202121400740U CN 215908532 U CN215908532 U CN 215908532U
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- cavity cover
- ring
- annular groove
- electric actuator
- transparent window
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Abstract
The utility model relates to an electric actuator window mounting structure which comprises a control cavity cover mounted on an electric actuator shell, a cavity cover pressing ring connected to the middle part of the control cavity cover through a bolt and a transparent window connected to the middle part of the cavity cover pressing ring in a threaded mode, wherein a first O-shaped ring is arranged between the control cavity cover and the cavity cover pressing ring, a second O-shaped ring and a third O-shaped ring are arranged between the cavity cover pressing ring and the transparent window, and a viewing table is arranged in the middle of the transparent window. According to the utility model, a double-sealing structure is formed between the transparent window and the cavity cover pressing ring through the second O-shaped ring and the third O-shaped ring, and the sealing performance of the thread is added, so that the sealing performance of the whole structure is greatly improved, and the visual platform is convenient for workers to observe the opening and closing degree of the valve from various angles.
Description
Technical Field
The utility model relates to the technical field of valve control, in particular to a window mounting structure of an electric actuator.
Background
The electric actuator is also called an electric actuator, and can accurately move the valve to any position. Although most actuators are used for opening and closing valves, today the design of actuators goes far beyond simple switching functions, including position sensing, torque sensing, electrode protection, logic control, digital communication and PID control, all of which are housed in a compact housing. Electric actuator's window is convenient for the staff and is known the degree of opening and close of valve directly perceivedly, current window generally includes threaded connection in the control chamber lid of executor casing, arrange the transparent window in control chamber lid top side middle part in and be used for compressing tightly the window clamping ring in control chamber lid with transparent window, window clamping ring and control chamber lid adopt bolted connection, this kind of plane is to planar assembly form, the leakproofness is poor, very easily make damp in the electric actuator, cause the influence to inside control circuit of electric actuator and each mechanical component, shorten electric actuator life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects in the prior art and provides a window mounting structure of an electric actuator.
The utility model is realized by the following technical scheme:
an electric actuator window mounting structure comprises a control cavity cover, a cavity cover pressing ring and a transparent window, wherein the cavity cover pressing ring is mounted at the middle part of the control cavity cover, the cavity cover pressing ring is bolted at the middle part of the control cavity cover, the transparent window is in threaded connection with the middle part of the cavity cover pressing ring, a first visual hole is formed in the middle part of the control cavity cover, a first annular groove is formed in the inner periphery of the first visual hole, a first O-shaped ring is mounted in the first annular groove, a plurality of first screw holes which are distributed at equal angles are formed in the outer periphery of the first visual hole, a second visual hole is formed in the middle part of the cavity cover pressing ring, an internal thread is formed in the second visual hole, a second annular groove is formed in the inner side below the second visual hole, a second O-shaped ring is mounted in the second annular groove, a third annular groove is formed in the outer periphery of the upper part of the second visual hole, a third O-shaped ring is mounted in the third annular groove, a second screw hole matched with the first screw hole is formed in the outer periphery of the third annular groove, a first pressing table matched with the first annular groove is arranged at the bottom end of the cavity cover pressing ring, first pressure platform external diameter and first eyehole internal diameter looks adaptation, transparent window is equipped with the second pressure platform with second annular groove looks adaptation, the second is pressed the platform periphery and is equipped with the external screw thread with internal thread looks adaptation, the external screw thread top is equipped with presses the platform with the third of third annular groove looks adaptation.
Preferably, the middle part of the transparent window is provided with a visual platform protruding out of the third pressing platform.
Preferably, a plurality of anti-slip ribs distributed at equal angles are arranged on the outer side of the visual platform.
Preferably, a sealant is coated between the internal thread and the external thread.
The utility model has the beneficial effects that:
according to the utility model, a double-sealing structure is formed between the transparent window and the cavity cover pressing ring through the second O-shaped ring and the third O-shaped ring, and the sealing performance of the thread is added, so that the sealing performance of the whole structure is greatly improved, the sealing performance of the transparent window and the cavity cover pressing ring can be further improved by using a sealant, the opening and closing degree of the valve can be conveniently observed by a worker from various angles through the visual table, and the anti-skid ribs facilitate the worker to rotate the transparent window in the production and assembly processes.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic cross-sectional structure of the present invention.
In the figure: 1. the novel visual inspection device comprises a control cavity cover, 2 cavity cover pressing rings, 3 transparent windows, 4 anti-slip ribs, 5 second screw holes, 6 third O-shaped rings, 7 second O-shaped rings, 8 third ring grooves, 9 second ring grooves, 10 first O-shaped rings, 11 first visual holes, 12 first screw holes, 13 first ring grooves, 14 first pressing tables, 15 internal threads, 16 second pressing tables, 17 external threads, 18 third pressing tables and 19 visual tables.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in the figure, the utility model comprises a control cavity cover 1 arranged on a shell of an electric actuator, a cavity cover pressing ring 2 connected with the middle part of the control cavity cover through a bolt, and a transparent window 3 connected with the middle part of the cavity cover pressing ring through a thread, wherein the middle part of the control cavity cover is provided with a first visual hole 11, the inner periphery of the first visual hole is provided with a first ring groove 13, a first O-shaped ring 10 is arranged in the first ring groove, the outer periphery of the first visual hole is provided with a plurality of first screw holes 12 distributed at equal angles, the middle part of the cavity cover pressing ring is provided with a second visual hole, the second visual hole is provided with an internal thread 15, the inner side below the second visual hole is provided with a second ring groove 9, the second ring groove is internally provided with a second O-shaped ring 7, the outer periphery above the second visual hole is provided with a third ring groove 8, the third ring groove is internally provided with a third O-shaped ring 6, the outer periphery of the third ring groove is provided with a second screw hole 5 matched with the first screw hole, the sealing structure is used for compressing a cavity cover pressing ring to a control cavity cover through a bolt, a first pressing table 14 matched with a first ring groove is arranged at the bottom end of the cavity cover pressing ring and used for compressing a first O-shaped ring to the first ring groove and improving the sealing performance of the cavity cover pressing ring and the control cavity cover, the outer diameter of the first pressing table is matched with the inner diameter of a first sight hole to play a role in positioning and improve the positioning precision of the cavity cover pressing ring, a second pressing table 16 matched with a second ring groove is arranged on a transparent window and used for compressing a second O-shaped ring to a second ring groove, an external thread 17 matched with an internal thread is arranged on the periphery of the second pressing table and used for connecting the transparent window to the cavity cover pressing ring in a threaded manner to achieve higher positioning precision, a third pressing table 18 matched with a third ring groove is arranged at the top of the external thread and used for compressing the third O-shaped ring to the third ring groove, and a sealing structure is formed by the second O-shaped ring and the third O-shaped ring between the transparent window and the cavity cover pressing ring, and the sealing performance of the thread per se greatly improves the sealing performance of the whole structure.
The middle part of the transparent window is provided with a visual platform 19 protruding out of the third pressing platform, so that the opening and closing degree of the valve can be observed conveniently from various angles.
The outer side of the visual platform is provided with a plurality of anti-slip ribs 4 distributed at equal angles, so that the staff can rotate the transparent window conveniently in the production and assembly process.
And a sealant is coated between the internal thread and the external thread, so that the sealing performance of the transparent window and the cavity cover pressing ring is further improved.
According to the utility model, a double-sealing structure is formed between the transparent window and the cavity cover pressing ring through the second O-shaped ring and the third O-shaped ring, and the sealing performance of the thread is added, so that the sealing performance of the whole structure is greatly improved, the sealing performance of the transparent window and the cavity cover pressing ring can be further improved by using a sealant, the opening and closing degree of the valve can be conveniently observed by a worker from various angles through the visual table, and the anti-skid ribs facilitate the worker to rotate the transparent window in the production and assembly processes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. An electric actuator window mounting structure is characterized by comprising a control cavity cover mounted on a shell of an electric actuator, a cavity cover pressing ring bolted on the middle part of the control cavity cover and a transparent window in threaded connection with the middle part of the cavity cover pressing ring,
a first visual hole is arranged in the middle of the control cavity cover, a first annular groove is arranged on the inner periphery of the first visual hole, a first O-shaped ring is arranged in the first annular groove, a plurality of first screw holes distributed at equal angles are arranged on the outer periphery of the first visual hole,
the middle part of the cavity cover pressing ring is provided with a second visual hole, the second visual hole is provided with an internal thread, the inner side below the second visual hole is provided with a second annular groove, a second O-shaped ring is arranged in the second annular groove, the periphery above the second visual hole is provided with a third annular groove, the third annular groove is internally provided with a third O-shaped ring, the periphery of the third annular groove is provided with a second screw hole matched with the first screw hole, the bottom end of the cavity cover pressing ring is provided with a first pressing table matched with the first annular groove, the outer diameter of the first pressing table is matched with the inner diameter of the first visual hole,
the transparent window is provided with a second pressing platform matched with the second annular groove, the periphery of the second pressing platform is provided with an external thread matched with the internal thread, and the top of the external thread is provided with a third pressing platform matched with the third annular groove.
2. The window mounting structure for an electric actuator according to claim 1, wherein a viewing platform protruding from the third pressing platform is provided in the middle of the transparent window.
3. The window mounting structure of an electric actuator as claimed in claim 2, wherein a plurality of anti-slip ribs are disposed on the outer side of the viewing platform.
4. The window attachment structure for an electric actuator of claim 1, wherein a sealant is applied between said internal thread and said external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121400740.6U CN215908532U (en) | 2021-06-23 | 2021-06-23 | Window mounting structure of electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121400740.6U CN215908532U (en) | 2021-06-23 | 2021-06-23 | Window mounting structure of electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215908532U true CN215908532U (en) | 2022-02-25 |
Family
ID=80288278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121400740.6U Active CN215908532U (en) | 2021-06-23 | 2021-06-23 | Window mounting structure of electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215908532U (en) |
-
2021
- 2021-06-23 CN CN202121400740.6U patent/CN215908532U/en active Active
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