Photoelectric coupler packaging structure
By designing the adaptive housing structure and components, the rapid packaging and disassembly of the optocoupler packaging structure is achieved, solving the problem of looseness or damage to the optocoupler chip during use, and improving the efficiency of replacement and maintenance.
Patent Information
- Application Number
- CN202421016546.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-11
AI Technical Summary
During the use of the existing optocoupler packaging structure, the optocoupler chip is prone to loosening or damaged due to bumps, and is not convenient for subsequent disassembly and replacement or repair.
A packaging structure including a first housing and a second housing is designed, and the optical coupling chip is quickly packaged and disassembled through the packaging unit and the limiting unit, and components such as slide chutes, lock blocks, springs and limiting shells are used. Convenient to fix and unfix the optocoupler chip, and improve replacement or maintenance efficiency.
It realizes that the optocoupler chip can be quickly disassembled and replaced when loose or damaged due to bumps during use, simplifying the maintenance process and improving the maintainability of the packaging.
Smart Images
Figure CN222281996U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of photoelectric couplers, and particularly relates to a photoelectric coupler packaging structure. Background Art
[0002] A photocoupler is a device that uses light as a medium to transmit electrical signals. Usually, the light emitter and the light receiver are encapsulated in the same tube shell. When an electrical signal is applied to the input end, the light emitter emits light, and after the light receiver receives the light, a photocurrent is generated and flows out from the output end, thus realizing "electric-light-electric" control.
[0003] In the prior art, a patent document with publication number "CN220106551U" discloses a photocoupler packaging structure, including an upper loading chip, a lower loading chip, an optocoupler chip and a plastic package body, one end of the upper loading chip, one end of the lower loading chip and the optocoupler chip are all embedded in the plastic package body, and the optocoupler chip is respectively fixedly connected to the upper loading chip and the lower loading chip, and the other end of the upper loading chip and the other end of the lower loading chip extend out of the plastic package body.
[0004] The above structure still has some shortcomings. Although the optocoupler chip produced by the substrate has a small structure, after the optocoupler chip is fixed at the specified position of the upper or lower chip, it is easy to become loose or damaged due to bumps during subsequent use, which is not convenient for subsequent disassembly, replacement or maintenance, so it needs to be improved. Utility Model Content
[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:
[0006] The utility model is a photoelectric coupler packaging structure, comprising a first shell, the first shell comprising a sealing block, a second shell and a sealing groove, the sealing block is fixedly connected to the first shell, the second shell is adapted to the first shell, the sealing groove is opened on the surface of the second shell, the sealing groove is adapted to the second shell, a packaging unit is arranged on the first shell, and a limiting unit is arranged on the first shell;
[0007] The packaging unit includes two blocks, two square shells and two slide grooves. The two blocks are fixedly connected to the two sides of the first shell respectively, and the two square shells are fixedly connected to the two sides of the second shell respectively. The square shells are adapted to the blocks. The two slide grooves are respectively opened on the surfaces of the corresponding blocks, and the slide grooves are adapted to the square shells.
[0008] Preferably, the packaging unit also includes two locking blocks and two first springs, the two locking blocks are slidably connected to the corresponding slide grooves, one ends of the two first springs are fixedly connected to the inner walls of the corresponding slide grooves, and the other ends of the two first springs are fixedly connected to the corresponding locking blocks.
[0009] Preferably, the packaging unit also includes a placement shell, an optocoupler chip and a plurality of pins, the placement shell is fixedly connected to the first shell body, the optocoupler chip is slidably connected to the placement shell, and the plurality of pins are fixedly connected to the optocoupler chip.
[0010] Preferably, the packaging unit further includes a plurality of plug posts and a plurality of plug shells, the plurality of plug posts are all fixedly connected to the first shell, the plurality of plug shells are all fixedly connected to the second shell, and the plurality of plug shells are respectively matched with corresponding plug posts.
[0011] Preferably, the limiting unit includes two limiting shells and four pulleys, the two limiting shells are arranged in the first shell, the limiting shells are adapted to the pins, the four pulleys are fixedly connected to the corresponding limiting shells in pairs, and the pulleys are slidably connected to the inner wall of the first shell.
[0012] Preferably, the limiting unit also includes four moving rods and four second springs, the four moving rods are all slidably connected to the first shell, the four second springs are respectively slidably mounted on the surfaces of the corresponding moving rods, one end of the second spring is fixedly connected to the inner wall of the first shell, and the other end of the second spring is fixedly connected to the limiting shell.
[0013] Preferably, the limiting unit further includes two pull plates, the two pull plates are respectively arranged on both sides of the first shell, and the two moving rods are respectively fixedly connected to the corresponding pull plates.
[0014] The utility model has the following beneficial effects:
[0015] Insert multiple pins into corresponding plug shells, press the locking block to shrink in the slide slot, and insert the block into the square shell. Under the action of the first spring, the locking block can pop out of the slide slot, so that the first shell and the second shell can be assembled, and the optocoupler chip can be quickly packaged. When the optocoupler chip becomes loose or damaged due to bumps during subsequent use, the limiting shell is pulled to release the limiting of multiple pins, so that the optocoupler chip can be removed from the placement shell. The operation is simple and convenient, which is conducive to improving the efficiency of subsequent replacement or maintenance.
[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0018] Figure 1 This is a three-dimensional structural schematic diagram of a photoelectric coupler packaging structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the split structure of the first shell and the second shell in the utility model;
[0020] Figure 3 It is a partial structural schematic diagram of the packaging unit in the utility model;
[0021] Figure 4 It is a schematic diagram of the structural connection of the limiting unit in the utility model.
[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0023] 1. First shell; 2. Sealing block; 3. Second shell; 4. Sealing groove; 5. Packaging unit; 501. Block; 502. Square shell; 503. Slide groove; 504. Locking block; 505. First spring; 506. Placement shell; 507. Optocoupler chip; 508. Pin; 509. Plug column; 510. Plug shell; 6. Limiting unit; 601. Limiting shell; 602. Pulley; 603. Moving rod; 604. Second spring; 605. Pull plate. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] See also Figure 1-4 As shown, the utility model is a photoelectric coupler packaging structure, including a first shell 1, the first shell 1 includes a sealing block 2, a second shell 3 and a sealing groove 4, the sealing block 2 is fixedly connected to the first shell 1, the second shell 3 is adapted to the first shell 1, the sealing groove 4 is opened on the surface of the second shell 3, the sealing groove 4 is adapted to the second shell 3, the first shell 1 is provided with a packaging unit 5, and the first shell 1 is provided with a limiting unit 6;
[0026] Among them, the packaging unit 5 includes two blocks 501, two square shells 502 and two slide grooves 503. The two blocks 501 are fixedly connected to the two sides of the first shell 1 respectively, and the two square shells 502 are fixedly connected to the two sides of the second shell 3 respectively. The square shells 502 are adapted to the blocks 501. The two slide grooves 503 are respectively opened on the surfaces of the corresponding blocks 501, and the slide grooves 503 are adapted to the square shells 502. More specifically, a limiting opening is opened on the surface of the square shell 502, and the limiting opening is adapted to the locking block 504.
[0027] Furthermore, the packaging unit 5 also includes two locking blocks 504 and two first springs 505, the two locking blocks 504 are respectively slidably connected to the corresponding slide grooves 503, one end of the two first springs 505 are respectively fixedly connected to the inner walls of the corresponding slide grooves 503, and the other ends of the two first springs 505 are respectively fixedly connected to the corresponding locking blocks 504. More specifically, when the block 501 is fully inserted into the square shell 502, under the action of the first springs 505, the locking block 504 can be snapped into the limit opening to limit the block 501, thereby facilitating the assembly between the first shell 1 and the second shell 3.
[0028] Furthermore, the packaging unit 5 also includes a placement shell 506, an optocoupler chip 507 and a plurality of pins 508. The placement shell 506 is fixedly connected to the first shell 1, the optocoupler chip 507 is slidably connected to the placement shell 506, and the plurality of pins 508 are fixedly connected to the optocoupler chip 507. More specifically, by placing the optocoupler chip 507 into the placement shell 506, it is convenient to fix and limit it later.
[0029] Furthermore, the packaging unit 5 also includes a plurality of pins 509 and a plurality of plug shells 510. The plurality of pins 509 are fixedly connected to the first shell 1, and the plurality of plug shells 510 are fixedly connected to the second shell 3. The plurality of plug shells 510 are respectively adapted to the corresponding pins 509. More specifically, the pins 509 and the plug shells 510 can play a guiding role when the first shell 1 and the second shell 3 are assembled, thereby improving the assembly effect.
[0030] like Figure 1 and Figure 4 As shown, the limiting unit 6 includes two limiting shells 601 and four pulleys 602. The two limiting shells 601 are both arranged in the first shell 1. The limiting shells 601 are adapted to the pins 508. The four pulleys 602 are fixedly connected to the corresponding limiting shells 601 in pairs, and the pulleys 602 are slidably connected to the inner wall of the first shell 1. More specifically, the pulleys 602 can support the limiting shells 601, which is beneficial to maintaining the stability of the limiting shells 601 when moving.
[0031] like Figure 1 and Figure 4 As shown, the limiting unit 6 also includes four moving rods 603 and four second springs 604. The four moving rods 603 are all slidably connected to the first shell 1. The four second springs 604 are respectively slidably sleeved on the surfaces of the corresponding moving rods 603. One end of the second spring 604 is fixedly connected to the inner wall of the first shell 1, and the other end of the second spring 604 is fixedly connected to the limiting shell 601. More specifically, the second spring 604 can provide elastic force for the limiting shell 601, so that the limiting shell 601 can limit the multiple pins 508, which is convenient for fixing the optocoupler chip 507 in the placement shell 506, so as to ensure the stability of the optocoupler chip 507 when working.
[0032] like Figure 1 and Figure 4 As shown, the limiting unit 6 also includes two pull plates 605, and the two pull plates 605 are respectively arranged on both sides of the first shell 1, and the two moving rods 603 are respectively fixedly connected to the corresponding pull plates 605. More specifically, the pull plates 605 can drive the moving rods 603 to adjust to avoid the optocoupler chip 507 being blocked by the pull plates 605 during the installation process, thereby affecting the installation.
[0033] A specific application of this embodiment is: pull the pull plate 605 to drive the moving rod 603 to move, the moving rod 603 drives the limiting shell 601 to move, the optical coupling chip 507 is placed in the placement shell 506, and the pull plate 605 is released. Under the action of the pulley 602 and the second spring 604, multiple pins 508 can be inserted into the limiting shell 601 to limit the pins 508, and then the optical coupling chip 507 can be fixedly installed in the placement shell 506, and then multiple plugs 509 are inserted into the corresponding plug shells 510, and the locking block 504 is pressed in the slide groove 503. The square block 501 is contracted to be inserted into the square shell 502. Under the action of the first spring 505, the locking block 504 can be popped out from the slide groove 503, so that the assembly between the first shell 1 and the second shell 3 can be realized to complete the packaging of the optocoupler chip 507. When the optocoupler chip 507 is loosened or damaged due to bumps during subsequent use, the limiting shell 601 is pulled to release the limiting of multiple pins 508, so that the optocoupler chip 507 can be removed from the placement shell 506. The operation is simple and convenient, which is conducive to improving the efficiency of subsequent replacement or maintenance.
[0034] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0035] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims
1. A photoelectric coupler packaging structure, comprising a first housing (1), characterized in that: The first shell (1) comprises a sealing block (2), a second shell (3) and a sealing groove (4); the sealing block (2) is fixedly connected to the first shell (1); the second shell (3) is adapted to the first shell (1); the sealing groove (4) is provided on the surface of the second shell (3); the sealing groove (4) is adapted to the second shell (3); a packaging unit (5) is provided on the first shell (1); and a limiting unit (6) is provided on the first shell (1); The packaging unit (5) comprises two blocks (501), two square shells (502) and two slide grooves (503); the two blocks (501) are respectively fixedly connected to the two sides of the first shell (1); the two square shells (502) are respectively fixedly connected to the two sides of the second shell (3); the square shells (502) are adapted to the blocks (501); the two slide grooves (503) are respectively opened on the surface of the corresponding blocks (501); and the slide grooves (503) are adapted to the square shells (502).
2. The photocoupler packaging structure according to claim 1, characterized in that: The packaging unit (5) further comprises two locking blocks (504) and two first springs (505), wherein the two locking blocks (504) are respectively slidably connected to the corresponding sliding grooves (503), one end of the two first springs (505) are respectively fixedly connected to the inner wall of the corresponding sliding groove (503), and the other end of the two first springs (505) are respectively fixedly connected to the corresponding locking blocks (504).
3. The photoelectric coupler packaging structure according to claim 2, characterized in that: The packaging unit (5) further comprises a placement shell (506), an optical coupling chip (507) and a plurality of pins (508); the placement shell (506) is fixedly connected to the first shell (1); the optical coupling chip (507) is slidably connected to the placement shell (506); and the plurality of pins (508) are all fixedly connected to the optical coupling chip (507).
4. The photoelectric coupler packaging structure according to claim 3, characterized in that: The packaging unit (5) further comprises a plurality of plug posts (509) and a plurality of plug shells (510); the plurality of plug posts (509) are fixedly connected to the first shell (1); the plurality of plug shells (510) are fixedly connected to the second shell (3); and the plurality of plug shells (510) are respectively adapted to the corresponding plug posts (509).
5. The photoelectric coupler packaging structure according to claim 4, characterized in that: The limiting unit (6) comprises two limiting shells (601) and four pulleys (602); the two limiting shells (601) are both arranged in the first shell (1); the limiting shells (601) are adapted to the pins (508); the four pulleys (602) are respectively fixedly connected to the corresponding limiting shells (601) in pairs; and the pulleys (602) are slidably connected to the inner wall of the first shell (1).
6. The photoelectric coupler packaging structure according to claim 5, characterized in that: The limiting unit (6) further comprises four moving rods (603) and four second springs (604); the four moving rods (603) are all slidably connected to the first shell (1); the four second springs (604) are respectively slidably sleeved on the surfaces of the corresponding moving rods (603); one end of the second spring (604) is fixedly connected to the inner wall of the first shell (1); and the other end of the second spring (604) is fixedly connected to the limiting shell (601).
7. The photoelectric coupler packaging structure according to claim 6, characterized in that: The limiting unit (6) further comprises two pull plates (605), the two pull plates (605) are respectively arranged on two sides of the first shell (1), and the two moving rods (603) are respectively fixedly connected to the corresponding pull plates (605).