CN219265178U - Stay cord encoder - Google Patents
Stay cord encoder Download PDFInfo
- Publication number
- CN219265178U CN219265178U CN202320230563.4U CN202320230563U CN219265178U CN 219265178 U CN219265178 U CN 219265178U CN 202320230563 U CN202320230563 U CN 202320230563U CN 219265178 U CN219265178 U CN 219265178U
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- stay cord
- waterproof
- box
- encoder
- flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a stay cord encoder, which comprises a stay cord box and a protective cover, wherein a connecting base is arranged between the stay cord box and the protective cover, a flange which is in joint connection with the stay cord box is arranged between the connecting base and the stay cord box, a waterproof sleeve which is in joint connection with the flange is arranged at the bottom of the connecting base, a gap between the flange and the connecting base is sealed by the waterproof sleeve so as to reduce the entry of water vapor, a waterproof ring which protrudes outwards is arranged at the bottom of the waterproof sleeve, the waterproof ring is in joint with the stay cord box and further isolates the external water vapor, a connecting part which is inserted into the protective cover is arranged at the top of the connecting base, an annular groove is arranged on the connecting part, and a sealing ring which is in joint with the inner side of the protective cover is sleeved in the annular groove. The pull rope encoder provided by the utility model has strong waterproof and moistureproof capacity and is convenient to use in a humid environment.
Description
Technical Field
The utility model belongs to the technical field of displacement sensors, and particularly relates to a stay cord encoder.
Background
The stay cord encoder is also called as a stay cord sensor, a stay cord electronic ruler and a stay cord displacement sensor, is mainly used for displacement detection and position detection, has the characteristics of small installation size, compact structure, large measurement stroke and high precision, and is widely used in mechanical equipment, chemical equipment, electrolytic aluminum equipment, river dike measurement and industrial production lines.
The existing stay cord encoder generally comprises a stay cord box and a sensor, wherein a stay cord wound on a hub with threads is arranged in the stay cord box, and the hub is connected with the sensor. When the device is used, the stay cord encoder is fixed at a corresponding position, after the stay cord is pulled, the hub rotates and outputs an electric signal proportional to the moving distance of the stay cord through the sensor, and the displacement, direction or speed data of the moving object can be obtained by measuring the output signal.
The current stay cord encoder is the inside circuit board that sets up of protection sensor, can install a safety cover additional in the outside of sensor generally, for make things convenient for the safety cover location to install to the stay cord box on, generally be equipped with flange and the connection base of connecting both between safety cover and the stay cord box, this structure can have following shortcoming: some gaps often exist between the flange and the connecting base, and water vapor easily directly enters the sensor from the gaps, so that the normal use of the pull rope encoder is affected.
Disclosure of Invention
Aiming at the problem of poor waterproof and moistureproof performances of the existing stay cord encoder, the following utility model is provided:
the utility model provides a stay cord encoder, includes stay cord box and safety cover, be equipped with connection base between stay cord box and the safety cover, be equipped with the flange of being connected with both laminating between connection base and the stay cord box, connection base bottom is equipped with the laminating and cup joints the waterproof cover outside the flange. The waterproof sleeve wraps the gap between the connecting base and the flange so as to prevent water vapor from entering the interior of the stay cord encoder.
Further, the waterproof sleeve bottom is equipped with the waterproof ring of outwards protrusion, waterproof ring is laminated mutually with the rope box. After certain water vapor enters the gap between the waterproof ring and the pull rope box, the gap can be sealed, namely, the water vapor is more difficult to enter the pull rope box.
Further, the top of connecting base is equipped with the connecting portion that inserts to the inside of safety cover, be equipped with annular groove on the connecting portion, the annular groove endotheca is equipped with the sealing washer that laminates mutually with the safety cover inboard, the sealing washer laminates mutually with the safety cover to reduce the infiltration of steam.
Further, the waterproof ring is connected with the pull rope box through waterproof sealant, so that water vapor is thoroughly prevented from entering from a gap between the waterproof ring and the pull rope box.
Further, the outside of the protection cover is provided with a plurality of protruding parts, the bottom of the connecting base is provided with a threaded connecting piece connected with the protruding parts, and the threaded connecting piece between the protection cover and the connecting base is not directly exposed to the outside, so that the protection cover is convenient to use in a humid environment for a long time.
Further, three protruding parts are arranged.
Advantageous effects
The utility model provides a stay cord encoder, which comprises a stay cord box and a protective cover, wherein a flange and a connecting base for connecting the stay cord box and the protective cover are arranged between the stay cord box and the protective cover, and a waterproof sleeve which is downwards attached to the outer side surface of the flange in a sleeved mode is arranged on the connecting base, so that the possibility that water vapor enters the interior of the stay cord encoder is reduced, and the waterproof and dampproof performance of the stay cord encoder is improved.
Drawings
FIG. 1 is a schematic perspective view of a pull-cord encoder of the present utility model;
FIG. 2 is a schematic diagram of a split structure of a pull-rope encoder according to the present utility model;
fig. 3 is a bottom perspective view of the connection base of the present utility model.
The correspondence between the reference numerals and the component names in the drawings is as follows:
1. a rope box; 2. a protective cover; 3. a flange; 4. a connecting base; 5. a cover plate; 21. a protruding portion; 22. a threaded connection; 41. a seat plate; 42. a waterproof jacket; 43. a waterproof ring; 44. a connection part; 45. an annular groove; 46. and (3) sealing rings.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in the following examples.
It will be apparent that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated, for example, as "center", "up", "down", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1-3, which are preferred embodiments of the present utility model, a pull rope encoder includes a pull rope box 1 and a protection cover 2 disposed above the pull rope box 1, a cover plate 5 is disposed at the top of the pull rope box 1, a columnar flange 3 is fixedly mounted on the cover plate 5 in a fitting manner, a sensor is disposed in the protection cover 2, a connection base 4 is disposed between the flange 3 and the protection cover 2, a main body portion of the connection base 4 is a sheet-shaped seat plate 41, a connection portion 44 inserted into the protection cover 2 and fitted with an inner side surface of the protection cover 2 is disposed at the top of the seat plate 41, a bottom surface of the seat plate 41 is fixedly connected with the flange 3 in a fitting manner, a gap for water vapor to permeate is still present between the seat plate 41 and the flange 3, a waterproof sleeve 42 fitted and sleeved on an outer side surface of the flange 3 is disposed at a side portion of the seat plate 41 in a downward extending manner, and a bottom surface of the waterproof sleeve 42 is also fitted with the cover plate 5 on the pull rope box 1. The waterproof sleeve 42 arranged at the bottom of the connection base 4 transfers the gap between the connection base 4 and the seat board 41 in the horizontal direction into the gap between the waterproof sleeve 42 and the flange 3 in the vertical direction, so that the waterproof performance of the pull rope encoder is greatly improved.
In this embodiment, the waterproof sleeve 42 is provided with the outwardly protruding sheet waterproof ring 43 at the bottom, the bottom surface of the waterproof ring 43 is attached to the cover plate 5 of the pull rope box 1, after a part of water vapor enters into the gap between the waterproof ring 43 and the cover plate 5, the water vapor seals the gap between the waterproof ring 43 and the cover plate 5 to prevent the water vapor from further entering, in particular, the waterproof ring 43 and the pull rope box 1 are connected by waterproof sealant, so that the waterproof and dampproof performance of the pull rope encoder can be greatly improved, but the connection base 4 and the pull rope box 1 cannot be directly disassembled and separated.
In this embodiment, the connection portion 44 is provided with an annular groove 45, a sealing ring 46 is sleeved in the annular groove 45, and the sealing ring 46 is attached to the inner side surface of the protection cover 2, so that water vapor is reduced from entering the sensor from a gap between the protection cover 2 and the connection base 4, and the waterproof and dampproof performance of the stretch encoder is improved.
In this embodiment, three protruding portions 21 are provided on the outer side of the protection cover 2, and a threaded connection member 22 of the wire-connection protruding portion 21 is provided at a position where the bottom of the seat plate 41 of the connection base 4 is attached to the protruding portion 21. The screw connection 22 is connected to the protection cap 2 from the bottom of the connection base 4 and is not directly exposed to the outside to improve the stability of the connection of both the protection cap 2 and the connection base 4.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a stay cord encoder, includes stay cord box (1) and safety cover (2), its characterized in that: a connection base (4) is arranged between the pull rope box (1) and the protective cover (2), a flange (3) which is connected with the connection base (4) and the pull rope box (1) in a joint mode is arranged between the connection base (4) and the pull rope box (1), and a waterproof sleeve (42) which is sleeved outside the flange (3) in a joint mode is arranged at the bottom of the connection base (4).
2. The pull-cord encoder of claim 1, wherein: the waterproof sleeve (42) bottom is equipped with outwards protruding waterproof ring (43), waterproof ring (43) laminate with stay cord box (1) mutually.
3. The pull-cord encoder of claim 2, wherein: the top of connection base (4) is equipped with connecting portion (44) of inserting to the inside of safety cover (2), be equipped with annular groove (45) on connecting portion (44), annular groove (45) endotheca is equipped with sealing washer (46) that laminate mutually with the inboard of safety cover (2).
4. The pull-cord encoder of claim 2, wherein: the waterproof ring (43) is connected with the pull rope box (1) through waterproof sealant.
5. The pull-cord encoder of claim 1, wherein: the outer side of the protective cover (2) is provided with a plurality of protruding parts (21), and the bottom of the connecting base (4) is provided with a threaded connecting piece (22) connected with the protruding parts (21).
6. The pull-cord encoder of claim 5, wherein: the number of the protruding parts (21) is three.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320230563.4U CN219265178U (en) | 2023-02-16 | 2023-02-16 | Stay cord encoder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320230563.4U CN219265178U (en) | 2023-02-16 | 2023-02-16 | Stay cord encoder |
Publications (1)
Publication Number | Publication Date |
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CN219265178U true CN219265178U (en) | 2023-06-27 |
Family
ID=86870201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320230563.4U Active CN219265178U (en) | 2023-02-16 | 2023-02-16 | Stay cord encoder |
Country Status (1)
Country | Link |
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CN (1) | CN219265178U (en) |
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2023
- 2023-02-16 CN CN202320230563.4U patent/CN219265178U/en active Active
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