CN219919500U - Plug-in control box - Google Patents

Abstract

The utility model relates to a plug-in control box, which comprises a control system, a shell and a fixed bracket, wherein the control system comprises a large board card assembly and a plurality of small board card assemblies electrically connected with the large board card assembly; the shell comprises a body and an end plate, the body is provided with a cavity, the cavity wall of the cavity is provided with a large board card assembly, the cavity is provided with an opening, and the end plate is connected with the body to seal the opening; the fixed bolster sets up in the end plate one side that is close to the cavity, and can stretch into in the cavity, installs a little integrated circuit board subassembly on the fixed bolster, and installs little integrated circuit board subassembly and big integrated circuit board subassembly on the fixed bolster and pass through wire electric connection. And a small board card assembly is arranged on the fixed support, the small board card assembly arranged on the fixed support is electrically connected with the large board card assembly through a lead, and the small board card assembly arranged on the fixed support does not shade the plug-in interface on the large board card assembly.

Description

Plug-in control box

Technical Field

The utility model relates to the technical field of protection, in particular to a plug-in control box.

Background

The board card is one kind of printed circuit board, and has inserted core for controlling hardware operation. The board card can be divided into a large board card assembly and a small board card assembly according to the size. The plug-in control box comprises a shell and a control system arranged in the shell, the control system is protected through the shell, the control system comprises a large board card assembly and a plurality of small board card assemblies which are inserted into the large board card assembly, if the small board card assemblies are directly inserted into one of the inserting interfaces of the large board card assembly, the small board card assemblies can shelter from a plurality of adjacent inserting interfaces due to the size, so that some small board card assemblies cannot be inserted into the large board card assembly normally. Therefore, in the related art, the spacing between adjacent plugging interfaces on the large board assembly is generally set larger to meet the simultaneous plugging of a plurality of small board assemblies, however, the larger spacing between adjacent plugging interfaces on the large board assembly can lead to larger size of the large board assembly, resulting in larger size of the housing accommodating the large board assembly, which is not beneficial to miniaturization of the product.

Disclosure of Invention

Based on this, it is necessary to provide a plug-in control box for the mounting problem of the small card assembly.

A plug-in control box, the plug-in control box comprising:

the control system comprises a large board card assembly and a plurality of small board card assemblies electrically connected with the large board card assembly;

the shell comprises a body and an end plate, wherein the body is provided with a cavity, the cavity wall of the cavity is provided with the large board card assembly, the cavity is provided with an opening, and the end plate is connected with the body to seal the opening;

the fixed bolster sets up in the end plate is close to one side of cavity, and can stretch into in the cavity, install one on the fixed bolster the little integrated circuit board subassembly, and install on the fixed bolster little integrated circuit board subassembly with big integrated circuit board subassembly passes through wire electric connection.

In one embodiment, the fixing support is provided with a plurality of small board assemblies, the small board assemblies are correspondingly arranged on the fixing supports one by one, and the small board assemblies are electrically connected with the large board assemblies through wires.

In one embodiment, the fixing support comprises a bending portion and a mounting portion, wherein the bending portion and the mounting portion are connected, the bending portion is arranged at an included angle, the bending portion is connected to the end plate, and the mounting portion is provided with one small board card assembly.

In one embodiment, the mounting portion is provided with a limiting column, and the limiting column penetrates through the small board card assembly;

be provided with on the spacing post along the blocking piece that the first direction extends, the little integrated circuit board subassembly is located along the axial of spacing post the installation department with between the blocking piece, blocking piece can the butt in little integrated circuit board subassembly is in order to restrain little integrated circuit board subassembly breaks away from spacing post, wherein, first direction be with the axial of spacing post is the direction of contained angle.

In one embodiment, the fixing support further comprises two limiting plates arranged on the mounting portion, the two limiting plates are arranged at intervals along the second direction, and the limiting plates can be abutted to two side walls of the small board assembly which are oppositely arranged along the second direction so as to limit the small board assembly and the mounting portion to move relatively, wherein the second direction, the first direction and the axial direction of the limiting column are perpendicular to each other.

In one embodiment, the plug-in control box further comprises a viewing window for exposing the indicator light of the platelet card assembly.

In one embodiment, the body is provided with a mounting hole communicated with the cavity, and the observation window is connected with the hole wall of the mounting hole;

the plug-in control box further comprises shading cotton which is positioned on one side of the observation window, which is close to the fixed support, the shading cotton is sleeved on the indicator lamp, and the outer wall of the shading cotton is propped against the hole wall of the mounting hole.

In one embodiment, the mounting hole comprises a first section and a second section which are connected along the axial direction of the mounting hole, the second section is positioned on one side, close to the fixing support, of the first section, the inner contour of the first section is larger than that of the second section, the first section is used for mounting the observation window, and the second section is used for mounting the shading cotton.

In one embodiment, the device further comprises a sliding component, wherein the cavity wall is in sliding fit with the large board card component through the sliding component, and the large board card component can slide along the sliding direction relative to the cavity wall;

the end plate is arranged at the end part of the large board card assembly along the sliding direction, and the end plate abuts against the large board card assembly.

In one embodiment, the device further comprises a flexible piece, wherein the flexible piece is clamped between the end plate and the large board card assembly.

Above-mentioned plug-in control box installs control system's big integrated circuit board subassembly on the cavity wall of the cavity of body to make big integrated circuit board subassembly be located the cavity, protect big integrated circuit board subassembly. The fixed bolster sets up in the end plate one side that is close to the cavity, installs little integrated circuit board subassembly on the fixed bolster, connects the end plate in the body, has not only utilized the opening of the cavity of end plate shutoff body, and after end plate and body coupling, the fixed bolster can stretch into in the cavity with the little integrated circuit board subassembly of installing on the fixed bolster moreover to utilize the body to also protect little integrated circuit board subassembly. And install a little integrated circuit board subassembly on the fixed bolster, install little integrated circuit board subassembly and big integrated circuit board subassembly on the fixed bolster and pass through wire electric connection, the little integrated circuit board subassembly of installing on the fixed bolster just also does not shelter from the grafting interface on the big integrated circuit board subassembly. When the large board card assembly is actually produced, the distance between adjacent plug interfaces on the large board card assembly is reduced, the size of the large board card assembly is reduced, and the size of a shell for accommodating the large board card assembly is also reduced.

Drawings

Fig. 1 is a schematic structural diagram of a plug-in control box provided by the present utility model.

Fig. 2 is an exploded view of the plug-in control box provided by the present utility model.

Fig. 3 is a cross-sectional view of a plug-in control box provided by the present utility model.

Fig. 4 is a schematic structural view of the small board assembly provided by the utility model mounted on a fixing bracket.

Fig. 5 is a schematic structural view of the observation window and the shading cotton provided by the utility model mounted on the wall of the mounting hole.

In the figure:

100. a large board card assembly;

200. a small board card assembly;

300. a body;

400. an end plate;

500. a fixed bracket; 510. a bending part; 520. a mounting part; 530. a limit column; 540. a limiting plate;

600. an observation window;

700. shading cotton;

800. and (5) terminal Mylar.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that, if any, these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are used herein with respect to the orientation or positional relationship shown in the drawings, these terms refer to the orientation or positional relationship for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus 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 utility model.

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

In the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If 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, if any, are for descriptive purposes only and do not represent a unique embodiment.

The plug-in control box comprises a shell and a control system arranged in the shell, the control system is protected through the shell, the control system comprises a large board card assembly and a plurality of small board card assemblies which are inserted into the large board card assembly, if the small board card assemblies are directly inserted into one of the inserting interfaces of the large board card assembly, the small board card assemblies can shelter from a plurality of adjacent inserting interfaces due to the size, so that some small board card assemblies cannot be inserted into the large board card assembly normally. Therefore, in the related art, the spacing between adjacent plugging interfaces on the large board assembly is generally set larger to meet the simultaneous plugging of a plurality of small board assemblies, however, the larger spacing between adjacent plugging interfaces on the large board assembly can lead to larger size of the large board assembly, resulting in larger size of the housing accommodating the large board assembly, which is not beneficial to miniaturization of the product. For example, only 3 small card assemblies can be plugged on a large card assembly with conventional size, and 5 small card assemblies need to be plugged on one large card assembly according to the requirement of a control system, and the space between adjacent plugging interfaces on the large card assembly is increased in the prior art, so that 5 small card assemblies can be plugged on the large card assembly. Increasing the spacing between adjacent mating interfaces on a large card assembly results in an increase in the size of the large card assembly and, in turn, the size of the housing.

In order to solve the problem of mounting the small card assembly 200, the present utility model provides a plug-in control box, as shown in fig. 1 and 2, the plug-in control box comprises a control system, a shell and a fixing bracket 500, wherein the control system comprises a large card assembly 100 and a plurality of small card assemblies 200 electrically connected with the large card assembly 100; the housing comprises a body 300 and an end plate 400, wherein the body 300 is provided with a cavity, the cavity wall of the cavity is provided with a large board card assembly 100, the cavity is provided with an opening, and the end plate 400 is connected to the body 300 to seal the opening; the fixing bracket 500 is disposed on one side of the end plate 400 near the cavity and can extend into the cavity, a small board assembly 200 is mounted on the fixing bracket 500, and the small board assembly 200 and the large board assembly 100 mounted on the fixing bracket 500 are electrically connected through wires.

In the above-mentioned plug-in control box, the large board card assembly 100 of the control system is installed on the cavity wall of the cavity of the body 300, so that the large board card assembly 100 is located in the cavity, and the large board card assembly 100 is protected. The fixing bracket 500 is disposed on one side of the end plate 400 near the cavity, the small card assembly 200 is mounted on the fixing bracket 500, the end plate 400 is connected to the body 300, the end plate 400 is used for blocking the opening of the cavity of the body 300, and after the end plate 400 is connected with the body 300, the fixing bracket 500 and the small card assembly 200 mounted on the fixing bracket 500 can extend into the cavity, so that the small card assembly 200 is protected by the body 300. The fixing bracket 500 is provided with a small board assembly 200, the small board assembly 200 arranged on the fixing bracket 500 is electrically connected with the large board assembly 100 through a wire, and the small board assembly 200 arranged on the fixing bracket 500 does not shade the plug interface on the large board assembly 100. In actual production of the large board assembly 100, the spacing between adjacent mating interfaces on the large board assembly 100 is reduced, and the size of the large board assembly 100 is reduced, i.e., the size of the housing that houses the large board assembly 100 is reduced.

For example, only 3 small card assemblies 200 can be plugged into a large card assembly 100 with a conventional size, and 5 small card assemblies 200 need to be plugged into one large card assembly 100 according to the requirement of a control system. The mounting mode of the small board card assembly 200 provided by the utility model does not need to reset the size and specification of the large board card assembly 100 and the size and specification of the shell, so that the overall size of the plug-in control box is reduced, and the production cost is reduced.

In some embodiments, the fixing support 500 is provided with a plurality of small board assemblies 200, and the small board assemblies 200 are mounted on the fixing support 500 in a one-to-one correspondence manner, and are electrically connected with the large board assemblies 100 through wires. By providing a plurality of fixing brackets 500, a plurality of small board assemblies 200 are mounted, that is, one small board assembly 200 is mounted on each fixing bracket 500, and the small board assemblies 200 mounted on the fixing brackets 500 are electrically connected with the large board assemblies 100 through wires. The specific number of the fixing brackets 500 is set according to actual operation requirements, and is not limited herein.

As shown in fig. 3 and 4, the fixing bracket 500 includes a bending portion 510 and a mounting portion 520, which are connected, wherein the bending portion 510 and the mounting portion 520 are disposed at an included angle, the bending portion 510 is connected to the end plate 400, and the mounting portion 520 is provided with a small card assembly 200. The small board assembly 200 is mounted on the mounting portion 520, and the bending portion 510 is bent with respect to the mounting portion 520, so that the fixing bracket 500 and the end plate 400 can be connected. Specifically, the angle between the bent portion 510 and the mounting portion 520 is 90 °.

In some embodiments, the bend 510 is attached to the end plate 400 by rivets, in some embodiments, the bend 510 is attached to the end plate 400 by welding, and in some embodiments, the bend 510 is attached to the end plate 400 by fasteners such as screws. The specific manner in which the bent portion 510 and the end plate 400 are connected is not limited herein.

As shown in fig. 3 and 4, the mounting portion 520 is provided with a limiting post 530, and the limiting post 530 penetrates through the small board card assembly 200; the limiting post 530 is provided with a blocking member extending along a first direction, the small card assembly 200 is located between the mounting portion 520 and the blocking member along an axial direction of the limiting post 530, and the blocking member can be abutted to the small card assembly 200 to inhibit the small card assembly 200 from being separated from the limiting post 530, wherein the first direction is a direction forming an included angle with the axial direction of the limiting post 530. The limiting post 530 is inserted into the small card assembly 200 to limit the movement range of the small card assembly 200, and the blocking piece is arranged on the limiting post 530 to prevent the small card assembly 200 from being separated from the limiting post 530.

Specifically, in some embodiments, the limiting member is a screw, the limiting post 530 is provided with a threaded hole extending along an axial direction thereof, the screw is in threaded connection with the threaded hole, and a head of the screw abuts against the small card assembly 200 to limit the small card assembly 200 from being separated from the limiting post 530, wherein the first direction is perpendicular to the axial direction of the limiting post 530.

As shown in fig. 3 and fig. 4, the fixing bracket 500 further includes two limiting plates 540 disposed on the mounting portion 520, and the two limiting plates 540 are disposed at intervals along the second direction, and the limiting plates 540 can abut against two side walls of the small card assembly 200 disposed opposite to each other along the second direction, so as to limit the relative movement of the small card assembly 200 and the mounting portion 520, wherein the second direction, the first direction, and the axial direction of the limiting post 530 are perpendicular to each other. Limiting plates 540 are arranged to limit movement of the small card assembly 200 in the second direction, and limiting pieces are arranged to limit movement of the small card assembly 200 in the axial direction, so that movement of the small card assembly 200 in multiple directions is limited, and probability that the small card assembly 200 is separated from the fixed support 500 is reduced.

As shown in fig. 2 and 5, the plug-in control box further includes a viewing window 600, the viewing window 600 being used to expose the indicator lights of the platelet card assembly 200. The operation state of the small card assembly 200 is judged by arranging the observation window 600 to observe the indicator lamp on the small card assembly 200. For example, in some embodiments, the indicator light is a power light and the indicator light is on when the tablet assembly 200 is connected to a power source. In some embodiments, the indicator light is an alarm light, and the indicator light on the platelet card assembly 200 flashes to alarm when the platelet card assembly 200 fails.

As shown in fig. 2 and 5, the body 300 is provided with a mounting hole communicating with the cavity, and the observation window 600 is connected to the wall of the mounting hole; the plug-in control box further comprises shading cotton 700 which is positioned on one side of the observation window 600 close to the fixed support 500, the shading cotton 700 is sleeved on the indicator lamp, and the outer wall of the shading cotton 700 abuts against the hole wall of the mounting hole. After end plate 400 and body 300 are connected, fixed bolster 500 and little integrated circuit board subassembly 200 all are located the cavity, set up shading cotton 700 in the cavity through the mounting hole to establish its cover on the pilot lamp, shading cotton 700 has the spotlight effect, can gather the light that the pilot lamp sent, the user of being convenient for observes. And the outer wall of the shading cotton 700 is propped against the hole wall of the mounting hole, so that the condensation performance of the shading cotton 700 is further enhanced.

The indicator lamps and the end parts of the mounting holes are arranged in the cavity at intervals along the axial direction of the mounting holes.

As shown in fig. 2 and 5, the mounting hole includes a first section and a second section axially connected to each other, and the second section is located at a side of the first section near the fixing bracket 500, the inner contour of the first section is larger than the inner contour of the second section, the first section is used for mounting the viewing window 600, and the second section is used for mounting the light shielding cotton 700. By arranging the first section of installation observation window 600, the second section of installation shading cotton 700, and the outer wall of shading cotton 700 supports with the pore wall of the second section.

As shown in fig. 2 and 3, the plug-in control box further comprises a sliding component, the cavity wall is in sliding fit with the large board card component 100 through the sliding component, and the large board card component 100 can slide along the sliding direction relative to the cavity wall; the end plate 400 is disposed at an end of the large board card assembly 100 along the sliding direction, and the end plate 400 abuts against the large board card assembly 100. By providing a sliding assembly, sliding connection of the cavity wall and the large board card assembly 100 is realized, and the large board card assembly 100 is convenient to insert or withdraw. And an end plate 400 is arranged at the end of the large board card assembly 100 along the sliding direction, and the end plate 400 is abutted against the large board card assembly 100, so that the large board card assembly 100 is prevented from sliding out of the cavity.

More specifically, as shown in fig. 2 and 3, the cavity has two openings, two end plates 400 are provided, and the two end plates 400 are plugged in one-to-one correspondence to the corresponding openings.

More specifically, the slide assembly includes a sliding fit chute and slider, one of which is disposed on the cavity wall of the cavity and the other of which is disposed on the large card assembly 100.

Specifically, the plug-in control box further includes a flexible member sandwiched between the end plate 400 and the large card assembly 100. The flexible piece is clamped between the end plate 400 and the large board card assembly 100, so that the damage of the large board card assembly 100 caused by the fact that the end plate 400 is propped against the large board card assembly 100 is reduced.

Specifically, the plug-in control box further includes a terminal mailer 800, the terminal mailer 800 is connected to the end plate 400, and the terminal mailer 800 is located on a side of the end plate 400 facing away from the body 300. The terminal mylar 800 is provided at a side of the end plate 400 facing away from the body 300, not only protecting the end plate 400, but also improving the ornamental appearance of the housing. Note that, the terminal mailer 800 is also called mailer or mailer sheet. Mylar refers generally to a sheet punched through a die cut (DIECUT) according to the drawing requirements or specifications.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A plug-in control box, the plug-in control box comprising:

the control system comprises a large board card assembly (100) and a plurality of small board card assemblies (200) electrically connected with the large board card assembly (100);

a housing comprising a body (300) and an end plate (400), the body (300) having a cavity with a wall on which the large card assembly (100) is mounted, the cavity having an opening, the end plate (400) being connected to the body (300) to block the opening;

the fixing support (500) is arranged on one side, close to the cavity, of the end plate (400) and can extend into the cavity, the small board card assembly (200) is arranged on the fixing support (500), and the small board card assembly (200) and the large board card assembly (100) are arranged on the fixing support (500) and electrically connected through wires.

2. The plug-in control box according to claim 1, wherein a plurality of fixing brackets (500) are provided, a plurality of small board card assemblies (200) are mounted on a plurality of fixing brackets (500) in a one-to-one correspondence manner, and the small board card assemblies (200) are electrically connected with the large board card assembly (100) through wires.

3. The plug-in control box according to claim 1, wherein the fixing bracket (500) comprises a bending part (510) and a mounting part (520) which are connected, the bending part (510) and the mounting part (520) are arranged at an included angle, the bending part (510) is connected to the end plate (400), and one small card assembly (200) is mounted on the mounting part (520).

4. A plug-in control box according to claim 3, wherein the mounting portion (520) is provided with a limit post (530), and the limit post (530) is arranged through the small board card assembly (200);

be provided with on spacing post (530) along the barrier that extends of first direction, just little integrated circuit board subassembly (200) are located along the axial of spacing post (530) installation department (520) with between the barrier, the barrier can butt in little integrated circuit board subassembly (200) in order to restrain little integrated circuit board subassembly (200) break away from spacing post (530), wherein, first direction be with the direction that the axial is the contained angle.

5. The plug-in control box according to claim 4, wherein the fixing bracket (500) further comprises two limiting plates (540) arranged on the mounting portion (520), and the two limiting plates (540) are arranged at intervals along a second direction, and the limiting plates (540) can abut against two side walls of the small board assembly (200) oppositely arranged along the second direction so as to limit the relative movement of the small board assembly (200) and the mounting portion (520), wherein the second direction, the first direction and the axial direction are perpendicular.

6. The plug-in control box according to claim 1, further comprising a viewing window (600), the viewing window (600) being adapted to expose an indicator light of the platelet card assembly (200).

7. The plug-in control box according to claim 6, characterized in that a mounting hole communicated with the cavity is arranged on the body (300), and the observation window (600) is connected with the hole wall of the mounting hole;

the plug-in control box further comprises shading cotton (700) positioned on one side, close to the fixed support (500), of the observation window (600), the shading cotton (700) is sleeved on the indicator lamp, and the outer wall of the shading cotton (700) abuts against the hole wall of the mounting hole.

8. The plug-in control box according to claim 7, characterized in that the mounting hole comprises a first section and a second section connected in the axial direction of the mounting hole, and the second section is positioned on one side of the first section close to the fixing bracket (500), the inner contour of the first section is larger than the inner contour of the second section, the first section is used for mounting the observation window (600), and the second section is used for mounting the shading cotton (700).

9. The plug-in control box according to claim 1, further comprising a sliding assembly by which the cavity wall is in sliding engagement with the large board card assembly (100), the large board card assembly (100) being slidable relative to the cavity wall in a sliding direction;

the end plate (400) is arranged at the end part of the large board assembly (100) along the sliding direction, and the end plate (400) is propped against the large board assembly (100).

10. The plug-in control box of claim 9, further comprising a flexible member sandwiched between the end plate (400) and the large card assembly (100).