CN216899068U

CN216899068U - Gas meter with pluggable module

Info

Publication number: CN216899068U
Application number: CN202123449333.7U
Authority: CN
Inventors: 杜楚鹏
Original assignee: Shenzhen Friendcom Technology Co Ltd
Current assignee: Shenzhen Friendcom Technology Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-05
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a gas meter with a pluggable module, which comprises a controller, wherein the controller comprises a controller shell and a module, a module pluggable socket is arranged on the controller shell, a guide groove is arranged on the side wall of the controller shell corresponding to the module pluggable socket, and a guide strip in sliding fit with the guide groove protrudes outwards from the outer wall of the module. The module can be inserted into the module pull socket strictly according to the guiding direction of the guide groove when being pulled and inserted, and the module can be inserted and pulled out only strictly according to the specified position; and the controller shell plays a role in limiting and fixing the module, and the module can be stably installed on the controller shell even if the outer flip cover is in an opening state.

Description

Gas meter with pluggable module

Technical Field

The utility model relates to the technical field of gas meters, in particular to a gas meter with a pluggable module.

Background

Most of the gas meters on the market at present have fixed functions, and if certain functions need to be added or removed along with the change of time and space, the meters need to be replaced or a shell needs to be disassembled by a manufacturer to replace a main board in the shell, so that the flexibility is limited.

In the prior art, some gas meters with a communication module plugging function are also available, a communication cabin is generally arranged on a controller shell, a communication module is directly embedded in the communication cabin, and the communication module is fixed in the communication cabin through an outer flip cover.

However, the communication module on the gas meter is fixed by the outer flip cover, and the communication module and the controller housing lack guide structures, so that the communication module cannot be inserted and pulled out according to a specified position strictly during plugging and pulling.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the present invention is to overcome the defect that the module in the gas meter in the prior art cannot be inserted and pulled out according to the specified position strictly when being pulled out and inserted, thereby providing a gas meter with a pluggable module.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides a gas table with can pull out and insert module, includes the controller, the controller includes controller shell and module, it pulls out the socket to have seted up the module on the controller shell, the controller shell corresponds be equipped with the guide way on the lateral wall that the socket was pulled out to the module, the outside protrusion of outer wall of module have with guide way sliding fit's gib block.

Further, still be equipped with spacing draw-in groove on the gib block, the tank bottom of guide way be equipped with spacing buckle of spacing draw-in groove looks lock.

Furthermore, a main circuit board is arranged in the controller shell, a module socket is arranged on the main circuit board, and a module pin connected with the module socket in a plug-in mode is arranged at one end of the module.

Further, one end of the module side wall, which is far away from the module contact pin, is provided with a finger position which protrudes outwards.

Furthermore, the main circuit board is provided with a position sensing switch which is positioned on one side of the module socket and used for sensing the distance between the module and the main circuit board.

Further, there are four of the modular jack openings, and the four modular jack openings are arranged in a 2 x 2 matrix.

Furthermore, the controller housing comprises a main housing and an outer flip cover covering the main housing, and the four module plug ports are formed in the main housing; the main casing body is connected with the lid through the lead sealing is prevented tearing open the structure and is established four the interior apron in the module plug socket outside, outer flip lid is established the outside of interior apron.

Furthermore, the main casing body is provided with an opening and closing detection button on one side facing the inner cover plate for detecting whether the inner cover plate covers the main casing body.

Further, the module includes a module circuit board perpendicular to the main circuit board.

Further, the module is a communication module with a communication function, or the module is a storage module with a storage function.

The technical scheme of the utility model has the following advantages:

1. according to the gas meter with the pluggable module, the guide groove is additionally formed in the inner wall of the shell of the controller, the guide strip in sliding fit with the guide groove is additionally formed in the outer wall of the module, the module can be strictly plugged into the module pluggable socket according to the guide direction of the guide groove when being plugged, and the module can be only strictly plugged and unplugged according to the specified position; and the controller shell plays a role in limiting and fixing the module, and the module can be stably installed on the controller shell even if the outer flip cover is in an opening state.

2. According to the gas meter with the pluggable module, the limiting clamping groove and the limiting buckle which are mutually buckled are additionally arranged between the guide strip and the limiting clamping groove, so that the mounting firmness of the module on the shell of the controller is better.

3. According to the gas meter with the pluggable module, the finger position protruding outwards is arranged on the side wall of the module, so that the pluggable module is more convenient to operate.

4. According to the gas meter with the pluggable module, the position sensing switch is arranged on the main circuit board, whether the module is plugged in place or not can be detected, a control instruction is sent to the control circuit of the main circuit board when the module is plugged in place, and the control circuit displays prompt information that the module is plugged in place on the display screen of the shell of the controller according to the control instruction.

5. Compared with the mode that the controller shell can only be provided with one communication module in the prior art, the gas meter with the pluggable module has the advantages that not only can the communication function be replaced, but also the communication function and other functions (such as a storage function) can be increased and decreased, and the practicability is higher.

6. According to the gas meter with the pluggable modules, the main shell is connected with the inner cover plates which cover the outer sides of the four module plugging ports through the lead seal anti-disassembling structure, and the inner cover plates can be blocked at the outer sides of the modules to prevent the modules from being disassembled at will.

7. According to the gas meter with the pluggable module, the opening and closing detection button is arranged between the main shell and the inner cover plate, so that whether the inner cover plate is tightly covered or not can be detected.

8. Compared with the plugging mode that the circuit board in the module is parallel to the main circuit board in the prior art, the gas meter with the pluggable module can reduce the space occupation of a single module circuit board on the surface of one side of the shell of the controller, can install more modules under the condition that the surface area of one side of the shell of the controller is fixed, and realizes the miniaturization design of the shell of the controller on the premise of not sacrificing the quantity of the pluggable modules.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a gas meter in an embodiment of the present invention;

fig. 2 is a schematic view of a connection structure of the main housing, the module and the inner cover plate in an embodiment of the present invention, wherein a part of the module is in an inserted state and a part of the module is in a pulled-out state;

FIG. 3 is a schematic diagram of a main housing in an embodiment of the utility model;

FIG. 4 is a schematic structural diagram of an inner cover plate according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the connection relationship between the module, the main housing and the main circuit board according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a module in an embodiment of the present invention.

Description of reference numerals: 100. a controller; 200. a base table; 10. a controller housing; 1. a main housing; 101. A plug socket is pulled out of the module; 102. a guide groove; 103. a limiting buckle; 104. clamping holes; 2. a module; 21. module pin insertion; 201. a guide bar; 202. a limiting clamping groove; 203. a finger position; 3. a main circuit board; 31. a module socket; 32. a position sensing switch; 4. an outer flip cover; 5. an inner cover plate; 51. a hook; 6. a lead seal removal prevention structure; 7. an open/close detection button.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A gas meter with a pluggable module 2 as shown in fig. 1-6 comprises a controller 100 and a base meter 200, wherein the controller 100 is fixedly installed on one side surface of the base meter 200. The controller 100 includes a controller case 10, a main circuit board 3 provided in the controller case 10, and a plurality of modules 2 plug-in connected to the main circuit board 3. The controller housing 10 includes a main housing 1 and an outer cover 4 covering the main housing 1, the main housing 1 has a module insertion opening 101, and the outer cover 4 is connected to the outer side of the main housing 1 having the module insertion opening 101. The opposite two side walls of the main housing 1 corresponding to the module plugging port 101 are provided with guide grooves 102, and the opposite two outer side walls of the module 2 are protruded outwards with guide strips 201 in sliding fit with the guide grooves 102. The module 2 may be a communication module with a communication function, or a memory module with a memory function, or a functional module with other extended functions.

According to the gas meter, the guide groove 102 is additionally arranged on the inner wall of the main shell 1, the guide strip 201 in sliding fit with the guide groove 102 is additionally arranged on the outer wall of the module 2, the module 2 can be strictly inserted into the module inserting port 101 according to the guide direction of the guide groove 102 during inserting and extracting, and the module 2 can only be strictly inserted and extracted according to the specified position; and main casing 1 plays the spacing fixed action to module 2, even outer flip 4 is in the open mode, module 2 can also be installed on main casing 1 steadily.

In some embodiments, a limiting clamping groove 202 is further disposed on the guide bar 201, and a limiting buckle 103 buckled with the limiting clamping groove 202 is disposed at the bottom of the guide groove 102. When the module 2 is in the insertion state, the limit slot 202 and the limit buckle 103 are buckled with each other, so that the installation firmness of the module 2 on the main casing 1 is better. In an alternative embodiment, the limit slot 202 and the limit buckle 103 which are buckled with each other may not be required.

In this embodiment, the main circuit board 3 is provided with a module socket 31, and one end of the module 2 is provided with a module pin 21 which is connected with the module socket 31 in a plug-in manner. The module 2 and the main circuit board 3 are electrically connected by the module pins 21 and the module sockets 31. The main circuit board 3 is provided with a position sensing switch 32 on one side of the module socket 31 for sensing the distance between the module 2 and the main circuit board 3. The position sensing switch 32 can detect whether the module 2 is inserted in place, and send a control command to the control circuit of the main circuit board 3 when the module 2 is inserted in place, and the control circuit displays a prompt message that the module 2 has been inserted in place on the display screen of the controller housing 10 according to the control command.

In this embodiment, the end of guide strip 201 adjacent to pin 21 of module is provided with an inclined guide surface for facilitating the insertion of guide strip 201 into guide slot 102. The finger position 203 protrudes outwards from one end of the side wall of the module 2 away from the module pin 21, and the finger position 203 facilitates the operation of plugging and unplugging the module 2.

In this embodiment, there are four module plugging ports 101, the four module plugging ports 101 are arranged in a 2 × 2 matrix, each module plugging port 101 can be plugged with one module 2, and the two module plugging ports 101 on the same side are mutually communicated. The four module pull sockets 101 can be provided with the modules 2 with different functions, and compared with the mode that the controller shell 10 can only be provided with one communication module in the prior art, the replacement of the communication function can be realized, the increase and decrease of the communication function and other functions (such as a storage function) can also be realized, and the practicability is stronger.

In this embodiment, a module circuit board is disposed in the module 2, and the module circuit board is perpendicular to the main circuit board 3. Compared with the plugging mode that the circuit board in the module 2 is parallel to the main circuit board 3 in the prior art, the plugging mode of the module 2 can reduce the space occupation of a single module circuit board on the surface of one side of the main shell body 1, more modules 2 can be installed under the condition that the surface area of one side of the main shell body 1 is fixed, and the miniaturization design of the controller shell 10 is realized on the premise of not sacrificing the number of the plugging modules 2.

In the present embodiment, the main housing 1 is connected to an inner cover 5 covering the outer sides of the four module inserting holes 101 through a lead sealing anti-detaching structure 6, and an outer flip cover 4 covers the outer side of the inner cover 5. The inner cover plate 5 can be blocked on the outside of the module 2 to prevent the module 2 from being detached randomly. Further, the side of the main casing body 1 facing the inner cover plate 5 is provided with an opening and closing detection button 7 located between the main casing body 1 and the inner cover plate 5, and the opening and closing detection button 7 can detect whether the inner cover plate 5 is tightly covered or not.

In this embodiment, the portion of the main housing 1 between the two module plugging holes 101 is provided with a clamping hole 104, and the middle of the inner cover plate 5 is provided with a hook 51 which is in clamping fit with the clamping hole 104. The inner cover plate 5 and the main housing 1 can be more firmly fixed on the main housing 1 by the way that the hooks 51 are matched with the clipping holes 104, so that the inner cover plate 5 is more difficult to be detached.

In summary, in the gas meter with the pluggable module provided in the embodiment of the present invention, the guide groove 102 is additionally arranged on the inner wall of the main housing 1, and the guide strip 201 in sliding fit with the guide groove 102 is additionally arranged on the outer wall of the module 2, when the module 2 is plugged, the module 2 can be strictly plugged into the module plugging port 101 according to the guide direction of the guide groove 102, and the module 2 can only be strictly plugged and unplugged according to a predetermined position; and main casing 1 plays the spacing fixed action to module 2, even outer flip 4 is in the open mode, module 2 can also be installed on main casing 1 steadily.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. The utility model provides a gas table with can pull out and insert module, includes controller (100), its characterized in that, controller (100) are including controller shell (10) and module (2), it pulls out socket (101) to have seted up the module on controller shell (10), controller shell (10) correspond be equipped with guide way (102) on the lateral wall that socket (101) were pulled out to the module, the outside protrusion of outer wall of module (2) have with guide way (102) sliding fit's gib block (201).

2. The gas meter with the pluggable module according to claim 1, wherein a limiting clamping groove (202) is further formed in the guide strip (201), and a limiting buckle (103) buckled with the limiting clamping groove (202) is arranged at the bottom of the guide groove (102).

3. The gas meter with the pluggable module as claimed in claim 1, wherein a main circuit board (3) is disposed in the controller housing (10), a module socket (31) is disposed on the main circuit board (3), and a module pin (21) connected to the module socket (31) in a pluggable manner is disposed at one end of the module (2).

4. The gas meter with the pluggable module as claimed in claim 3, wherein one end of the sidewall of the module (2) away from the module pin (21) is a finger position (203) protruding outwards.

5. The gas meter with the pluggable module of claim 3, wherein the main circuit board (3) is provided with a position sensing switch (32) which is located at one side of the module socket (31) and is used for sensing the distance between the module (2) and the main circuit board (3).

6. The gas meter with pluggable modules of claim 1, wherein the number of the modular pluggable sockets (101) is four, and the four modular pluggable sockets (101) are arranged in a 2 x 2 matrix.

7. The gas meter with the pluggable module according to claim 6, wherein the controller housing (10) comprises a main housing (1) and an outer flip cover (4) covering the main housing (1), and four module pluggable sockets (101) are opened in the main housing (1); the main casing body (1) is connected with the lid through lead sealing anti-disassembly structure (6) and establishes four inner cover plate (5) outside module pull-out socket (101), outer flip (4) lid is established the outside of inner cover plate (5).

8. The gas meter with the pluggable module according to claim 7, wherein an open/close detection button (7) for detecting whether the inner cover plate (5) is covered on the main housing (1) is arranged on one side of the main housing (1) facing the inner cover plate (5).

9. A gas meter with a pluggable module according to claim 3, wherein the module (2) comprises a module (2) circuit board, and the module (2) circuit board is perpendicular to the main circuit board (3).

10. The gas meter with the pluggable module as claimed in claim 1, wherein the module (2) is a communication module with a communication function, or the module (2) is a storage module with a storage function.