CN216348742U - Sealing structure of encoder shell - Google Patents

Sealing structure of encoder shell Download PDF

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Publication number
CN216348742U
CN216348742U CN202122422519.7U CN202122422519U CN216348742U CN 216348742 U CN216348742 U CN 216348742U CN 202122422519 U CN202122422519 U CN 202122422519U CN 216348742 U CN216348742 U CN 216348742U
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Prior art keywords
retaining ring
protective shell
encoder
shell
sealing structure
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CN202122422519.7U
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Chinese (zh)
Inventor
黄小伟
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Jiangsu Weiketeng Motor Drive Technology Co ltd
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Jiangsu Weiketeng Motor Drive Technology Co ltd
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Abstract

The utility model discloses a sealing structure of an encoder shell, which comprises a protective shell, a wiring terminal arranged in an inner cavity of the protective shell, first retaining rings arranged on two sides of the upper end of the protective shell, second retaining rings arranged on two ends of the upper end of the protective shell, sealing gaskets respectively arranged in the first retaining ring and the second retaining ring, and radiating fins respectively arranged on the periphery of the protective shell. The sealing structure of the encoder shell is convenient for limiting the front end of the protective shell when the protective shell is installed through the first retaining ring and the second retaining ring, further is convenient for shielding the periphery of the port where the protective shell is installed through the first retaining ring and the second retaining ring, effectively ensures the air tightness of the first retaining ring and the second retaining ring in contact with the installation surface through the sealing gaskets in the inner cavities of the first retaining ring and the second retaining ring, and further effectively prevents external moisture from entering the inner cavity of the protective shell through the installed port to damage an electronic element.

Description

Sealing structure of encoder shell
Technical Field
The utility model relates to the related technical field of encoders, in particular to a sealing structure of an encoder shell.
Background
The encoder is equipment which compiles and converts signals or data into a signal form which can be used for communication, transmission and storage, converts angular displacement or linear displacement into an electric signal, wherein the former is called a code disc, the latter is called a code ruler, and the encoder can be divided into a contact type and a non-contact type according to a reading mode; encoders can be classified into an incremental type and an absolute type according to the working principle;
due to the design characteristics of the sealing structure for the encoder shell in the prior art, the electronic elements in the encoder shell are inconvenient to dissipate heat in the actual use process, so that the electronic elements are easily damaged due to overhigh temperature; in addition, the electronic elements in the installation process are not protected conveniently, so that the electronic elements are easy to be affected with damp and damaged due to external humidity, and various use requirements of the existing sealing structure for the encoder shell cannot be met;
to this end, we propose a sealing structure of the encoder housing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing structure of an encoder shell, aiming at improving the problem that the sealing structure for the encoder shell in the prior art is inconvenient for radiating electronic elements in the encoder shell in the actual use process due to the design characteristics of the sealing structure, so that the electronic elements are easily damaged due to overhigh temperature; in addition, the electronic elements in the installation process are not protected conveniently, so that the electronic elements are easy to be affected with damp and damaged due to external humidity.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a seal structure of encoder shell, includes protecting sheathing, sets up the binding post at the protecting sheathing inner chamber, sets up the first retaining ring in protecting sheathing upper end both sides, sets up at protecting sheathing upper end both ends second retaining ring, sets up the seal gasket in first retaining ring and second retaining ring respectively and sets up the radiating fin in the protecting sheathing periphery respectively, when protecting sheathing is connected with the installation face.
In a preferred aspect of the present invention, the lower end surfaces of the first retaining ring and the second retaining ring are respectively provided with mounting grooves to which the sealing gaskets are fitted, and the sealing gaskets are respectively bonded to the mounting grooves by a polymer adhesive.
By adopting the technical scheme, the sealing gasket in the installation process is convenient to limit through the installation groove, and the sealing gasket is convenient to replace according to actual use requirements.
As a preferable aspect of the present invention, the lower end of the protective casing is provided with a mounting bottom plate, the mounting bottom plate is provided with a limiting protrusion corresponding to the periphery of one end of the protective casing, the lower end surface of the protective casing is provided with a mounting groove adapted to the limiting protrusion, and the limiting protrusion is fixedly connected to the mounting bottom plate.
Through adopting above-mentioned technical scheme, and then be convenient for be connected mounting plate with protective housing through mutual complementary effect between spacing arch and the mounting groove.
In a preferred aspect of the present invention, a support pillar is disposed at one end of the connection terminal, an outer diameter of the support pillar is larger than an inner diameter of the protective housing, and the support pillar and the connection terminal are integrally formed.
Through adopting above-mentioned technical scheme, be convenient for support wiring terminal through the support column.
As a preferable aspect of the present invention, a limiting groove adapted to the supporting column is provided at the front end of the protective housing, and an inner wall of the limiting groove is provided with a smooth arc surface.
Through adopting above-mentioned technical scheme, and then be convenient for spacing through spacing groove to carrying on of support column to be convenient for carry on spacingly to binding post in the installation.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has the characteristics of reasonable design and simple operation, and the utility model relates to a sealing structure of an encoder shell
(1) The front end of the protective shell is limited when the protective shell is installed through the first retaining ring and the second retaining ring, so that the periphery of a port where the protective shell is installed is conveniently shielded through the first retaining ring and the second retaining ring, and the air tightness of the first retaining ring and the second retaining ring in contact with an installation surface is effectively guaranteed through sealing gaskets in the inner cavities of the first retaining ring and the second retaining ring, so that external moisture is effectively prevented from entering the inner cavity of the protective shell through the installed port to damage an electronic element;
(2) in addition, the inner cavity of the protective shell is conveniently radiated through the radiating fins, so that the problem that the electronic element is damaged due to overhigh temperature is effectively reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a partial exploded view of the overall structure of a seal structure of an encoder housing according to the present invention;
FIG. 2 is a schematic structural view of another perspective of FIG. 1 in a sealed configuration of an encoder housing according to the present invention;
FIG. 3 is a structural view showing the overall structure of a sealing structure of an encoder housing according to the present invention;
FIG. 4 is a schematic structural view of the front view of FIG. 3 in a sealed structure of an encoder housing of the present invention.
In the figure: the structure comprises a protective shell 1, a radiating fin 10, a limiting groove 11, a mounting groove 12, a wiring terminal 2, a support column 21, a first retainer ring 31, a second retainer ring 32, a sealing gasket 4, a mounting base plate 5 and a limiting bulge 51.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: the utility model provides a seal structure of encoder shell, including protective housing 1, the binding post 2 of setting at 1 inner chamber of protective housing, the first retaining ring 31 of setting in 1 upper end both sides of protective housing, the second retaining ring 32 of setting in 1 upper end both ends of protective housing, set up seal gasket 4 in first retaining ring 31 and second retaining ring 32 respectively and set up the radiating fin 10 in protective housing 1 periphery respectively, when protective housing 1 is connected with the installation face, be convenient for through first retaining ring 31 and second retaining ring 32 when installing protective housing 1 carry out the front end spacing, and then be convenient for shelter from the port periphery that protective housing 1 carried out the installation through first retaining ring 31 and second retaining ring 32, and seal gasket 4 through first retaining ring 31 and second retaining ring 32 inner chamber has effectually guaranteed the gas tightness that first retaining ring 31 and second retaining ring 32 contacted with the installation face, and then the effectual external moisture of having avoided enters into protective housing 1 inner chamber through the port of installation and to electron Damage to the components; in addition, the heat dissipation of the inner cavity of the protective shell 1 is facilitated through the heat dissipation fins 10, so that the problem that the electronic element is damaged due to overhigh temperature is effectively reduced.
Referring to fig. 2, in order to facilitate replacement of the sealing gasket 4, the lower end surfaces of the first retaining ring 31 and the second retaining ring 32 are respectively provided with an installation groove adapted to the sealing gasket 4, and the sealing gasket 4 is respectively bonded with the installation grooves by a polymer adhesive, so that the sealing gasket 4 is conveniently limited in the installation process by the installation grooves, and the sealing gasket 4 is conveniently replaced according to actual use requirements.
Referring to fig. 1, 2, 3 and 4, in order to facilitate the installation of the terminal 2, the lower end of the protective housing 1 is provided with an installation bottom plate 5, the installation bottom plate 5 is provided with a limit protrusion 51 at the periphery of one end of the protective housing 1, the lower end surface of the protective housing 1 is provided with an installation groove 12 matched with the limit protrusion 51, the limit protrusion 51 is fixedly connected with the installation bottom plate 5, so as to facilitate the connection of the installation bottom plate 5 and the protective housing 1 through the mutual complementary action between the limit protrusion 51 and the installation groove 12, when the terminal 2 is installed, the terminal 2 is inserted into the inner cavity of the protective housing 1 from the lower end of the protective housing 1 until the support post 21 contacts with the limit groove 11 on the protective housing 1, and then the sealing bottom plate is clamped with the protective housing 1 through the mutual complementary action between the limit protrusion 51 and the installation groove 12, thereby install binding post 2 in protecting sheathing 1, when needs overhauld binding post 2, remove sealing bottom plate from protecting sheathing 1, then with binding post 2 from protecting sheathing 1's lower extreme drop can.
Referring to fig. 1, 2, 3 and 4, a support post 21 is disposed at one end of the connection terminal 2, an outer diameter of the support post 21 is larger than an inner diameter of the protective housing 1, and the support post 21 and the connection terminal 2 are integrally formed, so that the connection terminal 2 is supported by the support post 21.
Referring to fig. 1, 2, 3 and 4, the front end of the protective housing 1 is provided with a limiting groove 11 adapted to the supporting column 21, and the inner wall of the limiting groove 11 is a smooth arc surface, so that the supporting column 21 is limited by the limiting groove 11, and the terminal block 2 is limited during installation.
The working principle is as follows:
when in use, when the wiring terminal 2 is installed, the wiring terminal 2 is inserted into the inner cavity of the protective shell 1 from the lower end of the protective shell 1 until the support column 21 is contacted with the limit groove 11 on the protective shell 1, then the sealing bottom plate is clamped with the protective shell 1 through the mutual complementary action between the limiting bulge 51 and the mounting groove 12, so that the connection terminal 2 is installed in the protective case 1, and when the connection terminal 2 needs to be repaired, the sealing bottom plate is removed from the protective case 1, then the wiring terminal 2 is dropped from the lower end of the protective shell 1, the front end of the protective shell 1 is limited by the first retaining ring 31 and the second retaining ring 32 when being installed, and then be convenient for shelter from the port periphery that protective housing 1 carried out the installation through first retaining ring 31 and second retaining ring 32, dispel the heat to protective housing 1 inner chamber through radiating fin 10.
The device obtained by the design can basically improve the sealing structure for the encoder shell in the prior art, and due to the design characteristics of the sealing structure, the electronic elements in the encoder shell are not convenient to dissipate heat in the actual use process, so that the electronic elements are easily damaged due to overhigh temperature; in addition, it is inconvenient to protect the electronic components during the installation process, so that the electronic components are easily damaged by moisture due to the external humidity.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A seal structure of an encoder housing, characterized in that: including protecting sheathing (1), set up binding post (2), the setting of protecting sheathing (1) inner chamber are in first retaining ring (31), the setting of protecting sheathing (1) upper end both sides are in protecting sheathing (1) upper end both ends second retaining ring (32), set up respectively seal gasket (4) in first retaining ring (31) and second retaining ring (32) and set up respectively cooling fin (10) of protecting sheathing (1) periphery.
2. The seal structure of the encoder housing according to claim 1, wherein the lower end surfaces of the first retaining ring (31) and the second retaining ring (32) are respectively provided with a mounting groove adapted to the seal gasket (4), and the seal gaskets (4) are respectively bonded with the mounting grooves by a polymer adhesive.
3. The seal structure of the encoder casing according to claim 1, wherein the lower end of the protective casing (1) is provided with a mounting bottom plate (5), and the mounting bottom plate (5) is provided with a limiting protrusion (51) relative to the periphery of one end of the protective casing (1).
4. The sealing structure of the encoder shell according to claim 3, wherein the lower end surface of the protective shell (1) is provided with a mounting groove (12) matched with the limiting protrusion (51), and the limiting protrusion (51) is fixedly connected with the mounting bottom plate (5).
5. The sealing structure of the encoder shell according to claim 1, wherein one end of the terminal (2) is provided with a supporting column (21), the outer diameter of the supporting column (21) is larger than the inner diameter of the protective shell (1), and the supporting column (21) and the terminal (2) are integrally formed.
6. The sealing structure of the encoder shell according to claim 5, wherein a limiting groove (11) matched with the supporting column (21) is arranged at the front end of the protective shell (1), and the inner wall of the limiting groove (11) is a smooth arc surface.
CN202122422519.7U 2021-10-09 2021-10-09 Sealing structure of encoder shell Active CN216348742U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122422519.7U CN216348742U (en) 2021-10-09 2021-10-09 Sealing structure of encoder shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122422519.7U CN216348742U (en) 2021-10-09 2021-10-09 Sealing structure of encoder shell

Publications (1)

Publication Number Publication Date
CN216348742U true CN216348742U (en) 2022-04-19

Family

ID=81173364

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122422519.7U Active CN216348742U (en) 2021-10-09 2021-10-09 Sealing structure of encoder shell

Country Status (1)

Country Link
CN (1) CN216348742U (en)

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