Structure for controller function module

Abstract

The utility model discloses a structure for a controller function module, which belongs to the technical field of electrical automation control and comprises a first shell, a second shell, a third shell, a circuit board assembly and a bayonet lock. The first shell is detachably connected with the second shell; the second shell is rotationally connected with the third shell; the circuit board assembly is fixedly installed in the first shell and the second shell. The bayonet lock is arranged on the first shell in a sliding manner and is used for being locked with a substrate of an external controller; the second shell is L-shaped on the whole; and the third shell is integrally knife-shaped and is matched with the second shell to form a cavity. According to the utility model, the first housing, the second housing and the third housing are designed to be quickly disassembled and assembled through buckles and modularized, so that the housing has the advantage of simple and convenient installation; and the first shell is provided with a bayonet lock, so that the first shell can be quickly connected with or separated from an external controller substrate.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrical automation control, and particularly relates to a structure for a controller function module. Background Art

[0002] A programmable logic controller (PLC for short) is an industrial control computer used to implement sequential control, process control, etc. in industrial automation. The modular design of the PLC is to design each functional part of the PLC into an independent module, which can conveniently realize the expansion, maintenance, and upgrade of the system. However, with the evolution of PLC technology, the existing PLC has problems such as complex installation, poor expandability, and flexibility. Therefore, there is an urgent need to design a new structure for the controller function module to solve the above problems. Content of the Utility Model

[0003] In view of the above problems, the utility model discloses a structure for a controller function module, including: a first housing, a second housing, a third housing, a circuit board assembly, and a retaining pin;

[0004] The first housing is detachably connected to the second housing;

[0005] The second housing is rotatably connected to the third housing;

[0006] The circuit board assembly is fixedly installed inside the first housing and the second housing;

[0007] The retaining pin is slidably arranged on the first housing and is used for locking with the substrate of an external controller;

[0008] The second housing is integrally L-shaped;

[0009] The third housing is integrally knife-shaped and cooperates with the second housing to form a chamber.

[0010] Furthermore, the circuit board assembly includes a first board card and a second board card;

[0011] The first board card and the second board card are connected by a plurality of first plug-in parts;

[0012] The first board card and the second board card are perpendicular to each other;

[0013] The second board card is located below the protruding part of the first board card.

[0014] Furthermore, one end of the first board card is provided with a second plug-in part for electrically connecting with the substrate of an external controller, and the other end is provided with a third plug-in part for accessing an external signal;

[0015] A plurality of operation indicator lights of different colors are arranged on the top of the first board card;

[0016] The second board is provided with a plurality of SMD lamp beads for displaying access signals.

[0017] Furthermore, the first board is L-shaped.

[0018] Furthermore, the top of the second shell is provided with a pin, and the top of the third shell is provided with a corresponding first matching hole;

[0019] The third housing is rotatably connected to the second housing via a pin and a first matching hole;

[0020] The bottom of the third shell is provided with first hooks on both sides, and the bottom of the second shell is provided with second matching holes and guide grooves corresponding to the first hooks.

[0021] Furthermore, one end of the second shell is provided with a plurality of second hooks, and the first shell is provided with a plurality of third matching holes correspondingly engaged with the second hooks.

[0022] Furthermore, a plurality of latching grooves are provided on both side walls inside the third shell;

[0023] A light guide column is clamped in each of the clamping slots; each light guide column corresponds to a SMD lamp bead;

[0024] The outer wall of the bottom of the third shell is further provided with a first shifting surface, which is located below the light guide column.

[0025] Furthermore, the first housing is provided with a first opening slot on the top and a plurality of second opening slots on the rear side wall;

[0026] The first shell is further provided with a spring receiving cavity located below the first opening slot.

[0027] Furthermore, the latch includes a plurality of fourth hooks and a second shifting surface;

[0028] The second dialing surface is disposed in the first opening groove;

[0029] The fourth hook is slidably disposed in the second opening slot;

[0030] A spring is installed in the spring receiving cavity;

[0031] One end of the spring is connected to the first housing, and the other end is connected to the bayonet.

[0032] Furthermore, a plurality of third hooks are further provided at the bottom of the first shell;

[0033] The third hook and the second opening slot are located on the same side wall and below the second opening slot.

[0034] Compared with the prior art, the beneficial effects of the present utility model are as follows: The main structure of the structure for the controller function module provided by the present utility model is made of plastic, realizing lightweight design, and having the characteristics of light weight and low cost; The first housing, the second housing, and the third housing adopt snap-fastening, quick-installation design and modular design, having the advantage of simple installation; A retaining pin is provided on the first housing, which can be quickly connected to or separated from the external controller substrate; The circuit board assembly adopts modular design and is provided with a plurality of plug-in parts, having the advantages of high flexibility, easy maintenance and upgrade, good scalability, simple installation, etc., which can meet different control requirements, reduce maintenance costs, and improve the stability and reliability of the system.

[0035] Other features and advantages of the present utility model will be described in the following specification, and, in part, will become apparent from the specification or will be understood by implementing the present utility model. The objectives and other advantages of the present utility model can be achieved and obtained by the structures pointed out in the specification and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0037] Figure 1 Shows a schematic diagram of the structure for the controller function module according to an embodiment of the present utility model Figure 1 ;

[0038] Figure 2 Shows a schematic diagram of the structure of the circuit board assembly according to an embodiment of the present utility model;

[0039] Figure 3 Shows an exploded view of the structure for the controller function module according to an embodiment of the present utility model;

[0040] Figure 4 Shows a schematic diagram of the structure of the second housing according to an embodiment of the present utility model;

[0041] Figure 5 Shows a schematic diagram of the structure of the third housing according to an embodiment of the present utility model;

[0042] Figure 6 Shows a schematic diagram of the structure of the first housing according to an embodiment of the present utility model;

[0043] Figure 7 Shows a schematic diagram of the structure for the controller function module according to an embodiment of the present utility modelFigure 2 .

[0044] Figure numerals: 1. first shell; 2. second shell; 3. third shell; 4. circuit board assembly; 5. light guide column; 6. latch; 7. spring; 8. first board; 9. second board; 10. first connector; 11. second connector; 12. third connector; 13. operation indicator light; 14. SMD lamp bead; 15. pin; 16. first matching hole; 17. first hook; 18. second matching hole; 19. guide groove; 20. first toggle surface; 21. second hook; 22. third matching hole; 23. positioning groove; 24. first opening groove; 25. second opening groove; 26. spring receiving chamber; 27. third hook; 28. fourth hook; 29. second toggle surface. DETAILED DESCRIPTION

[0045] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0046] Figure 1 The schematic diagram of the structure of the controller function module according to the embodiment of the present invention is shown. Figure 1 .like Figure 1 As shown, the present invention proposes a structure for a controller function module, comprising: a first housing 1, a second housing 2, a third housing 3, a circuit board assembly 4 and a latch 6;

[0047] The first shell 1 and the second shell 2 are detachably connected;

[0048] The second housing 2 is pivotally connected to the third housing 3. After the third connector 12 of the circuit board assembly 4 is connected to an external cable, the third housing 3 is buckled onto the second housing 2, providing both aesthetics and storage. The pivoting connection allows the third housing 3 to be flipped up for plugging and unplugging cables. When the third housing 3 is lowered, it forms a cable storage cavity with the second housing 2.

[0049] The circuit board assembly 4 is fixedly installed inside the first shell 1 and the second shell 2;

[0050] The latch 6 is slidably provided on the top of the first housing 1 and is used to lock with the substrate of the external controller;

[0051] The second shell 2 is L-shaped as a whole;

[0052] The third housing 3 is integrally in a knife shape, cooperates with the second housing 2, and a chamber is formed inside.

[0053] Wherein, the materials of the first housing 1, the second housing 2, and the third housing 3 are plastics.

[0054] The main body structure of the structure for the controller functional module provided by the present utility model adopts plastics, realizing lightweight design, and having characteristics such as light weight and low cost; the first housing 1, the second housing 2, and the third housing 3 adopt snap-fastening quick-disassembly, quick-assembly design and modular design, having the advantage of simple installation; a retaining pin 6 is arranged on the first housing 1, and can be quickly connected or separated from an external controller substrate; the circuit board assembly 4 adopts modular design, is provided with a plurality of plug-in parts, having advantages such as simple structure, high flexibility, easy maintenance and upgrade, good expansibility, and simple installation, can meet different control requirements, reduce maintenance costs, and improve the stability and reliability of the system.

[0055] Figure 2 The structural schematic diagram of the circuit board assembly according to an embodiment of the present utility model is shown. As Figure 2 shown, in some embodiments, the circuit board assembly 4 includes a first board 8 and a second board 9;

[0056] The first board 8 and the second board 9 are electrically connected and fixed to each other through a plurality of first plug-in parts 10; exemplarily, the first board 8 and the second board 9 are electrically connected and fixed to each other through two first plug-in parts 10;

[0057] The first board 8 and the second board 9 are perpendicular to each other;

[0058] The first board 8 is in an L shape; the second board 9 is located below the protruding part of the first board 8.

[0059] The first board 8 realizes the control function of the functional module.

[0060] The second board 9 is a lamp board, and only functions to display the operation condition of the functional module and the interaction condition with external signals.

[0061] As Figure 2 shown, in some embodiments, one end (rear end) of the first board 8 is provided with a second plug-in part 11 electrically connected to the substrate of the external controller, and the other end (front end) is provided with a third plug-in part 12 for accessing external signals;

[0062] A plurality of operation indicating lamps 13 of different colors are arranged on the top of the first board 8; the operation indicating lamps 13 are electrically connected to the first board 8; exemplarily, four operation indicating lamps 13 are arranged;

[0063] The second circuit board 9 is provided with a plurality of surface-mounted lamp beads 14 for displaying access signals. The surface-mounted lamp beads 14 are electrically connected to the second circuit board 9. Exemplarily, two columns of surface-mounted lamp beads 14 are provided and are respectively located on the left and right sides of the third plug-in part 12.

[0064] Among them, the third plug-in part 12 is specifically a plug-in part with a lever, which is convenient for plugging and unplugging.

[0065] Although the above text takes the setting of four operation indicator lights 13 as an example for exemplary introduction, the present invention is not limited thereto. It can be provided with a plurality of operation indicator lights 13, such as three, five, six, etc. Those skilled in the art can make a comprehensive consideration according to actual needs and indication principles, as long as the principle of the present invention can be achieved.

[0066] Figure 4 The structural schematic diagram of the second housing according to an embodiment of the present invention is shown. As Figure 4 shown, in some embodiments, one end of the top of the second housing 2 is provided with a pin 15, and the top of the third housing 3 is provided with a first mating hole 16 corresponding to the pin 15;

[0067] The third housing 3 and the second housing 2 are rotatably connected through the pin 15 and the first mating hole 16, realizing the rotational connection between the second housing 2 and the third housing 3, with stable connection and convenient rotation;

[0068] Figure 5 The structural schematic diagram of the third housing according to an embodiment of the present invention is shown. As Figure 5 shown, on both sides of the bottom of the third housing 3, first hooks 17 are respectively provided, and on both sides of the bottom of the second housing 2, second mating holes 18 and guide grooves 19 corresponding to the first hooks 17 are respectively provided, realizing the locking function of the third housing 3 during the rotational connection with the second housing 2, capable of quick disassembly and assembly, and with stable connection.

[0069] In some embodiments, one end of the second housing 2 is provided with a plurality of second hooks 21, and the first housing 1 is provided with a plurality of third mating holes 22 corresponding to the second hooks 21, realizing the clamping connection between the second housing 2 and the first housing 1, capable of realizing quick installation and disassembly, and with firm connection.

[0070] In some embodiments, a plurality of clamping grooves 23 are provided on the inner side walls of both sides of the third housing 3;

[0071] Each of the clamping grooves 23 is clamped with a light guide column 5; when the third housing 3 is in the above-mentioned locked position, each light guide column 5 is aligned with a surface-mounted lamp bead 14 in the width and height directions;

[0072] As Figure 3As shown, the outer wall of the bottom of the third shell 3 is further provided with a first dial surface 20 , which is located below the light guide column 5 and faces outwards, so as to improve the operational feel of rotating the third shell 3 .

[0073] Figure 6 FIG. 1 shows a schematic structural diagram of the first housing according to an embodiment of the present utility model. Figure 6 As shown, in some embodiments, a first opening slot 24 is provided on the top of the first housing 1, and a plurality of second opening slots 25 are provided on the rear side wall;

[0074] The first housing 1 is further provided with a spring receiving chamber 26 located below the first opening slot 24 .

[0075] Figure 7 The schematic diagram of the structure of the controller function module according to the embodiment of the present invention is shown. Figure 2 .like Figure 7 As shown, in some embodiments, the latch 6 includes a plurality of fourth hooks 28 and a second dialing surface 29;

[0076] The second shifting surface 29 is slidably disposed in the first opening groove 24;

[0077] The fourth hook 28 is slidably disposed in the second opening slot 25;

[0078] A spring 7 is installed in the spring receiving chamber 26;

[0079] One end of the spring 7 is connected to the first housing 1 , and the other end is connected to the latch 6 .

[0080] The second shifting surface 29 is pressed from top to bottom, and the fourth hook 28 moves downward. When the second shifting surface 29 is released, the fourth hook 28 rebounds to its original position, and is locked with the base plate of the external controller.

[0081] In some embodiments, a plurality of third hooks 27 are further provided at the bottom of the first housing 1;

[0082] The third hook 27 is located on the same side wall as the second opening slot 25 and below the second opening slot 25 , and is used to assist in positioning with the substrate of the external controller.

[0083] In the description of the embodiments of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the invention of the present invention.

[0084] The terms "installed", "connected", and "linked" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the creation of the present utility model can be understood according to specific circumstances.

[0085] Although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A structure for a controller function module, characterized in that, include: A first housing (1), a second housing (2), a third housing (3), a circuit board assembly (4) and a latch (6); The first shell (1) and the second shell (2) are detachably connected; The second shell (2) is rotatably connected to the third shell (3); The circuit board assembly (4) is fixedly mounted inside the first housing (1) and the second housing (2); The latch (6) is slidably arranged on the first housing (1) and is used to lock with the substrate of the external controller; The second shell (2) is L-shaped as a whole; The third shell (3) is knife-shaped as a whole and cooperates with the second shell (2) to form a chamber.

2. The structure for the controller function module according to claim 1, characterized in that, The circuit board assembly (4) comprises a first board (8) and a second board (9); The first board (8) and the second board (9) are connected via a plurality of first connectors (10); The first board (8) and the second board (9) are perpendicular to each other; The second board card (9) is located below the protruding portion of the first board card (8).

3. The structure for the controller function module according to claim 2, characterized in that, One end of the first board (8) is provided with a second connector (11) electrically connected to a substrate of an external controller, and the other end is provided with a third connector (12) for receiving an external signal; A plurality of operating indicator lights (13) of different colors are provided on the top of the first board (8); The second board (9) is provided with a plurality of patch lamp beads (14) for displaying access signals.

4. The structure for the controller function module according to claim 2, wherein The first board (8) is L-shaped.

5. The structure for the controller function module according to claim 1, characterized in that, A pin (15) is provided on the top of the second shell (2), and a corresponding first matching hole (16) is provided on the top of the third shell (3); The third housing (3) is rotatably connected to the second housing (2) via a pin (15) and a first matching hole (16); The third housing (3) is provided with first hooks (17) on both sides of the bottom, and the second housing (2) is provided with second matching holes (18) and guide grooves (19) corresponding to the first hooks (17) on both sides of the bottom.

6. The structure for the controller function module according to claim 1 or 5, characterized in that, One end of the second housing (2) is provided with a plurality of second hooks (21), and the first housing (1) is provided with a plurality of third matching holes (22) correspondingly engaged with the second hooks (21).

7. The structure for the controller function module according to claim 3, characterized in that, A plurality of latching grooves (23) are provided on both side walls inside the third housing (3); A light guide column (5) is clamped in each of the clamping slots (23); each light guide column (5) corresponds to a patch lamp bead (14); The bottom outer wall of the third housing (3) is further provided with a first shifting surface (20), which is located below the light guide column (5).

8. The structure for the controller function module according to claim 1, characterized in that, The top of the first shell (1) is provided with a first opening slot (24), and the rear side wall is provided with a plurality of second opening slots (25); The first housing (1) is further provided with a spring receiving cavity (26) located below the first opening slot (24).

9. The structure for the controller function module according to claim 8, wherein, The latch (6) includes a plurality of fourth hooks (28) and a second shifting surface (29); The second shifting surface (29) is arranged in the first opening groove (24); The fourth hook (28) is slidably disposed in the second opening slot (25); A spring (7) is installed in the spring receiving chamber (26); One end of the spring (7) is connected to the first housing (1), and the other end is connected to the latch (6).

10. The structure for the controller function module according to claim 8, characterized in that, A plurality of third hooks (27) are further provided at the bottom of the first housing (1); The third hooks (27) and the second opening groove (25) are on the same side wall and are located below the second opening groove (25).

Images