CN217955717U

CN217955717U - Encoder for encoding a video signal

Info

Publication number: CN217955717U
Application number: CN202221530676.8U
Authority: CN
Inventors: 洪哲川; 朱喜娥
Original assignee: Dongguan Dalang Jisu Electronic Components Business Department
Current assignee: Dongguan Dalang Jisu Electronic Components Business Department
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-02
Anticipated expiration: 2032-06-16

Abstract

The utility model relates to the technical field of coding, in particular to an encoder, which comprises a signal mechanism and a switch mechanism connected with the signal mechanism, wherein the signal mechanism comprises a shell, a coding assembly, a buckling frame and a coding terminal, one end of the shell is provided with a containing cavity, the other end of the shell is provided with a mounting groove, the coding assembly is arranged in the containing cavity, and the buckling frame seals the containing cavity; the one end of code terminal sets up in holding the intracavity, and the other end of code terminal extends the casing, and on-off mechanism includes the drain pan and touches the subassembly, and the drain pan is installed in the mounting groove, and the drain pan is close to the one end of casing and is equipped with and touches the groove, touches the subassembly and installs in touching the inslot. Encoder, the adoption will touch the unit mount in touching the inslot of drain pan, install the mode in the mounting groove of casing to the drain pan, do benefit to and reduce the cubical switchboard and touch the shared space of subassembly for sealing, reach the volume that reduces the encoder, improve the purpose of the production yield of encoder.

Description

Encoder for encoding a video signal

Technical Field

The utility model relates to an encoding technique field especially relates to an encoder.

Background

The encoder is an electric signal generating device, and can compile and convert data into signals capable of being communicated, transmitted and stored. In the prior art, in order to add a switch in common to an encoder, the switch is generally installed on the encoder, and the switch is triggered to achieve the purpose of controlling the encoder to be turned on or off. However, the way of installing the switch on the encoder not only needs to occupy a large amount of installation space, but also has the problems of difficult installation, low installation precision, easy scrapping of the encoder, large volume of the encoder and low production yield.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide an encoder that is large in size and low in production yield.

An encoder, comprising:

a signal mechanism; the signal mechanism comprises a shell, a coding assembly, a buckling frame and a coding terminal, wherein one end of the shell is provided with an accommodating cavity, the other end of the shell is provided with a mounting groove, the coding assembly is mounted in the accommodating cavity, the buckling frame is buckled with the shell, and the buckling frame seals the accommodating cavity; one end of the coding terminal is arranged in the accommodating cavity, and the other end of the coding terminal extends out of the shell; and

a switch mechanism connected to the signal mechanism; the switch mechanism comprises a bottom shell and a touch component, wherein the bottom shell is arranged in the mounting groove, a touch groove is formed in one end, close to the shell, of the bottom shell, and the touch component is arranged in the touch groove.

According to the encoder, the encoding assembly and the encoding terminal are arranged in the accommodating cavity of the shell through the buckling frame, the bottom shell is arranged in the mounting groove of the shell after the touch assembly is arranged in the touch groove of the bottom shell, and the signal mechanism and the switch mechanism are assembled together. Through the design, the mode that the mounting groove is formed in the shell, the touch component is mounted in the touch groove of the bottom shell, and then the bottom shell is mounted in the mounting groove of the shell is adopted, so that the occupied space of the switch mechanism for sealing the touch component is reduced, the mounting precision of the switch mechanism can be effectively improved, and the purposes of reducing the size of the encoder and improving the production yield of the encoder are achieved.

In one embodiment, the casing includes the protection piece of main part and connecting body, and the main part is equipped with holds the chamber, and the protection piece encloses into the mounting groove with the main part.

In one embodiment, the coding terminal comprises a coding section, an extension section and a contact section which are sequentially connected, the coding section is arranged in the accommodating cavity, the extension section is arranged in the main body and the protection block, one end of the contact section extends into the protection block and is connected with the extension section, and the other end of the contact section extends out of the protection block. The mode that the one end that adopts the contact segment extends to in the protection piece and is connected with the extension segment, and the other end of contact segment extends the protection piece does benefit to the connection steadiness that promotes contact segment and main part, can avoid coding section and extension segment to receive external damage simultaneously, finally reaches the purpose that promotes the life of coding terminal.

In one embodiment, the housing is integrally formed with the encoding terminal.

In one embodiment, the signal mechanism further comprises a fixing piece, the bottom shell is provided with a through hole, the shell is provided with a connecting hole corresponding to the through hole, the connecting hole is communicated with the mounting groove, and the fixing piece penetrates through the through hole and is connected with the connecting hole. Adopt the mounting to pass the mode that via hole and connecting hole are connected, do benefit to the connection steadiness that increases casing and drain pan, and the installation convenience and the installation precision of casing and drain pan, reach the purpose that further promotes the production yield of encoder.

In one embodiment, the fixing part comprises a connecting rod and a blocking block connected with the connecting rod, the connecting rod penetrates through the through hole to be connected with the connecting hole, and the diameter of the blocking block is larger than that of the connecting hole.

In one embodiment, the bottom shell is provided with an escape slot accommodating the blocking tab.

In one embodiment, the fixing member is one of a screw and a pin.

In one embodiment, the thickness of the bottom case is the same as the groove depth of the mounting groove.

In one embodiment, a positioning column is arranged at one end of the bottom shell, which is far away from the shell.

Drawings

Fig. 1 is a schematic structural diagram of an encoder according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of the signaling mechanism of the encoder shown in FIG. 1;

FIG. 3 is a schematic view of the housing of the signaling mechanism of FIG. 2 from another perspective;

FIG. 4 is an exploded schematic view of a switch mechanism of the encoder shown in FIG. 1;

fig. 5 is a structural schematic diagram of the bottom case of the switch mechanism shown in fig. 4 from another viewing angle.

The reference numbers in the drawings have the meanings given below:

100. an encoder;

10. a signal mechanism; 11. a housing; 111. an accommodating chamber; 112. mounting grooves; 113. a main body; 114. a protection block; 115. connecting holes; 12. an encoding component; 121. positioning plates; 122. a rotor; 123. an electric brush; 13. buckling frames; 14. a coding terminal; 141. a coding section; 142. an extension section; 143. a contact section; 15. a fixing member; 151. a connecting rod; 152. a blocking block;

20. a switch mechanism; 21. a bottom case; 211. a touch groove; 212. a via hole; 213. an avoidance groove; 214. a positioning column; 22. a touch component; 221. a buffer sheet; 222. snap dome; 223. and a switch terminal.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1 to 5, it is an encoder 100 according to an embodiment of the present invention.

As shown in fig. 1 to 5, the encoder 100 includes: a signal mechanism 10 and a switch mechanism 20 connected to the signal mechanism 10. The signal mechanism 10 is used for providing the mounting and positioning position of the switch mechanism 20, the switch mechanism 20 is used for being mounted in the mounting and positioning position of the switch mechanism 20, and the switch mechanism 20 is mounted in the mounting and positioning position of the switch mechanism 20, so that the occupied space of the switch mechanism 20 is favorably reduced, the mounting precision of the switch mechanism 20 is favorably improved, and the purposes of reducing the volume of the encoder 100 and improving the production yield of the encoder 100 are achieved.

The encoder 100 will be further described with reference to fig. 1 to 5.

In this embodiment, as shown in fig. 2, the signal mechanism 10 includes a housing 11, a coding component 12, a locking frame 13 and a coding terminal 14, wherein one end of the housing 11 is provided with an accommodating cavity 111, the other end of the housing 11 is provided with an installation groove 112, the coding component 12 is installed in the accommodating cavity 111, the housing 11 and the coding terminal 14 are integrally formed, the locking frame 13 is fastened to the housing 11, and the locking frame 13 closes the accommodating cavity 111. One end of the encoding terminal 14 is disposed in the accommodating cavity 111, and the other end of the encoding terminal 14 extends out of the housing 11. Specifically, the housing 11 includes a main body 113 and a protection block 114 connected to the main body 113, the main body 113 is provided with an accommodating cavity 111, and the protection block 114 and the main body 113 enclose an installation groove 112.

Further, as shown in fig. 2, the encoding assembly 12 includes a positioning plate 121 installed in the accommodating cavity 111, a rotor 122 elastically connected to the positioning plate 121, and a brush 123 connected to the rotor 122, wherein the brush 123 is electrically connected to the encoding terminal 14.

In this embodiment, in order to prolong the service life of the encoding terminal 14, as shown in fig. 2, the encoding terminal 14 includes an encoding section 141, an extending section 142 and a contact section 143, which are connected in sequence, the encoding section 141 is disposed in the accommodating cavity 111, the extending section 142 is disposed in the main body 113 and the protection block 114, one end of the contact section 143 extends into the protection block 114 and is connected with the extending section 142, and the other end of the contact section 143 extends out of the protection block 114. The mode that one end of the contact section 143 extends into the protection block 114 and is connected with the extension section 142 and the other end of the contact section 143 extends out of the protection block 114 is adopted, so that the connection stability of the contact section 143 and the main body 113 is improved, meanwhile, the coding section 141 and the extension section 142 can be prevented from being damaged by the outside, and the purpose of prolonging the service life of the coding terminal 14 is finally achieved.

In the present embodiment, as shown in fig. 3, the switch mechanism 20 includes a bottom case 21 and a touch component 22, the bottom case 21 is installed in the installation groove 112, a touch groove 211 is formed at one end of the bottom case 21 close to the housing 11, and the touch component 22 is installed in the touch groove 211. Specifically, the touch assembly 22 includes a buffer sheet 221, a snap sheet 222 and a switch terminal 223, wherein the buffer sheet 221 and the snap sheet 222 are both installed in the touch groove 211, the snap sheet 222 is electrically connected to the switch terminal 223, and the switch terminal 223 is integrally formed with the bottom case 21.

In this embodiment, in order to further improve the production yield of the encoder 100, as shown in fig. 2, fig. 3 and fig. 4 with reference to fig. 1, the signal mechanism 10 further includes a fixing member 15, the bottom case 21 is provided with a via hole 212, the housing 11 is provided with a connection hole 115 corresponding to the via hole 212, the connection hole 115 is communicated with the mounting groove 112, and the fixing member 15 passes through the via hole 212 and is connected with the connection hole 115. The fixing member 15 is connected to the connecting hole 115 through the through hole 212, so as to increase the connection stability between the casing 11 and the bottom case 21, and the installation convenience and the installation accuracy between the casing 11 and the bottom case 21, thereby achieving the purpose of further improving the production yield of the encoder 100. Specifically, the fixing member 15 includes a connection rod 151 and a stopper 152 connected to the connection rod 151, the connection rod 151 passes through the via hole 212 to be connected to the connection hole 115, and the stopper 152 has a diameter larger than that of the connection hole 115. It is understood that the fixing member 15 is one of a screw or a pin.

Further, the thickness of the bottom chassis 21 is the same as the depth of the mounting groove 112.

Further, the bottom case 21 is provided with an escape groove 213 that accommodates the stopper 152.

In the present embodiment, as shown in fig. 5, a positioning column 214 is disposed at an end of bottom case 21 away from housing 11.

The utility model discloses encoder 100's theory of operation does: the encoding component 12 and the encoding terminal 14 are installed in the accommodating cavity 111 of the housing 11 through the fastening frame 13, and after the touching component 22 is installed in the touching groove 211 of the bottom case 21, the bottom case 21 is installed in the installing groove 112 of the housing 11, so that the signal mechanism 10 and the switch mechanism 20 are assembled together.

The utility model discloses encoder 100's beneficial effect does: the casing 11 is provided with the mounting groove 112, and after the touch component 22 is mounted in the touch groove 211 of the bottom case 21, the bottom case 21 is mounted in the mounting groove 112 of the casing 11, which is beneficial to reducing the space occupied by the switch mechanism 20 for sealing the touch component 22, and can effectively improve the mounting precision of the switch mechanism 20, thereby achieving the purposes of reducing the volume of the encoder 100 and improving the production yield of the encoder 100.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An encoder, comprising:

a signal mechanism; the signal mechanism comprises a shell, a coding assembly, a buckling frame and a coding terminal, wherein one end of the shell is provided with an accommodating cavity, the other end of the shell is provided with a mounting groove, the coding assembly is mounted in the accommodating cavity, the buckling frame is buckled with the shell, and the buckling frame closes the accommodating cavity; the signal mechanism comprises a housing, a signal mechanism and a coding terminal, wherein one end of the coding terminal is arranged in the accommodating cavity, the other end of the coding terminal extends out of the housing, the signal mechanism further comprises a fixing piece, the bottom shell is provided with a through hole, the housing is provided with a connecting hole corresponding to the through hole, the connecting hole is communicated with the mounting groove, the fixing piece penetrates through the through hole and is connected with the connecting hole, the fixing piece comprises a connecting rod and a blocking block connected with the connecting rod, the connecting rod penetrates through the through hole and is connected with the connecting hole, the diameter of the blocking block is larger than that of the connecting hole, and the bottom shell is provided with an avoiding groove for accommodating the blocking block; and

a switch mechanism connected to the signal mechanism; the switch mechanism comprises a bottom shell and a touch component, the bottom shell is arranged in the mounting groove, a touch groove is formed in one end, close to the shell, of the bottom shell, and the touch component is arranged in the touch groove.

2. The encoder according to claim 1, wherein the casing comprises a main body and a protection block connected with the main body, the main body is provided with the accommodating cavity, and the protection block and the main body enclose the mounting groove.

3. The encoder according to claim 2, wherein the encoding terminal comprises an encoding section, an extension section and a contact section, which are connected in sequence, the encoding section is disposed in the accommodating cavity, the extension section is disposed in the main body and the protection block, one end of the contact section extends into the protection block and is connected with the extension section, and the other end of the contact section extends out of the protection block.

4. The encoder of claim 1, wherein the housing is integrally formed with the encoding terminals.

5. The encoder of claim 1, wherein the fixture is one of a screw or a pin.

6. The encoder according to claim 1, wherein a thickness of the bottom case is the same as a groove depth of the mounting groove.

7. The encoder according to claim 1, wherein an end of the bottom casing facing away from the housing is provided with a positioning pillar.