阅读说明：本技术 方便维护的低压开关装置 (Low-voltage switch device convenient to maintain ) 是由 李如兵 项修波 王帆 王芳 李梦婕 李楠 罗啸远 于 2020-03-13 设计创作，主要内容包括：本发明公开了方便维护的低压开关装置,属于电力设备领域,解决了低压开关装置中通信电路维护困难的问题,本发明的方便维护的低压开关装置,包括装置本体、可拆卸连接在所述装置本体上的通信模块,所述通信模块内具有通信电路,所述装置本体上端或侧部设有安装槽,所述通信模块安装在所述安装槽内,所述安装槽底部设有与所述通信模块电连接的插接端子,通信电路并不与装置本体内的电路设计在同一块PCB上,而是设置在装置本体外侧的通信模块内,拆卸或是安装都很方便,可以节约更多的成本和时间,且不会影响供电连续性,维持供电质量,从而极大程度降低运维成本。(The invention discloses a low-voltage switch device convenient to maintain, which belongs to the field of power equipment and solves the problem of difficult maintenance of a communication circuit in the low-voltage switch device, the low-voltage switch device convenient to maintain comprises a device body and a communication module detachably connected to the device body, the communication module is internally provided with a communication circuit, the upper end or the side part of the device body is provided with a mounting groove, the communication module is arranged in the mounting groove, the bottom of the mounting groove is provided with a plug-in terminal which is electrically connected with the communication module, the communication circuit is not designed on the same PCB with the circuit in the device body, but is arranged in the communication module outside the device body, so that the disassembly or the assembly is very convenient, more cost and time can be saved, and the power supply continuity is not influenced, and the power supply quality is maintained, so that the operation and maintenance cost is greatly reduced.)

1. Convenient low-voltage switchgear who maintains, its characterized in that: the device comprises a device body and a communication module detachably connected to the device body, wherein a communication circuit is arranged in the communication module, a mounting groove is formed in the upper end or the side part of the device body, the communication module is mounted in the mounting groove, and a plug-in terminal electrically connected with the communication module is arranged at the bottom of the mounting groove.

2. A low voltage switchgear facilitating maintenance according to claim 1, characterized in that: the communication module is connected with the device body through a connecting block.

3. A low voltage switchgear facilitating maintenance according to claim 2, characterized in that: the side wall of the mounting groove is provided with a slot, the connecting block is in sliding fit with the slot, the communication module is provided with a socket, the connecting block is inserted into the socket, the connecting block is provided with a clamping block, and one side of the slot is opened to form a clamping groove matched with the clamping block.

4. Low-voltage switchgear facilitating maintenance according to claim 3, characterized in that: screens groove lateral wall is equipped with first screens point and second screens point, be equipped with the shape on the fixture block with the screens arch of first screens point and second screens point adaptation is stirred the screens is so that the screens arch switches between first screens point and second screens point.

5. Low-voltage switchgear facilitating maintenance according to one of claims 1 to 4, characterized in that: the mounting groove is located the device body lateral part, the mounting groove edge is equipped with the protection portion, be equipped with on the communication module shape with the connecting portion that the protection portion matches, when the communication module is installed on the device body, the protection portion with the laminating of connecting portion.

6. Low-voltage switchgear facilitating maintenance according to one of claims 1 to 4, characterized in that: the plug terminal comprises a plug part protruding out of the end face of the bottom of the mounting groove and a jack arranged on the plug part, the bottom of the communication module is provided with a socket part matched with the plug block, and a plug connected with the jack in a plug mode is arranged in the plug part.

7. Low-voltage switchgear facilitating maintenance according to one of claims 1 to 4, characterized in that: and the communication module is provided with an indicator lamp for displaying the working state of the communication module.

8. Low-voltage switchgear facilitating maintenance according to one of claims 1 to 4, characterized in that: and the communication module is also provided with a knock-down hole for connecting the antenna.

9. Low-voltage switchgear facilitating maintenance according to one of claims 1 to 4, characterized in that: the side of the communication module is provided with a groove or a bulge.

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of power equipment, in particular to a low-voltage switch device convenient to maintain.

[ background of the invention ]

In the existing low-voltage switch device, a secondary communication circuit and other circuits are designed on the same PCB, when the low-voltage switch device is actually used, when environmental influences such as lightning impulse, electrostatic induction, voltage fluctuation and the like are induced, the communication circuit is easy to damage, communication interruption is caused, equipment is in an offline state, the running condition and collected running data of the equipment cannot be read, and at the moment, a whole low-voltage switch device needs to be replaced by the power failure in a transformer area, so that labor and time are wasted, the replacement cost is high, the continuity of power supply is influenced, and the power supply quality is reduced.

[ summary of the invention ]

The invention aims to overcome the defects of the prior art, provides a low-voltage switch device convenient to maintain and solves the problem of difficult maintenance of a communication circuit in the low-voltage switch device.

In order to solve the technical problems, the invention adopts the following technical scheme:

the low-voltage switch device convenient to maintain comprises a device body and a communication module detachably connected to the device body, wherein a communication circuit is arranged in the communication module, a mounting groove is formed in the upper end or the side portion of the device body, the communication module is mounted in the mounting groove, and a plug-in terminal electrically connected with the communication module is arranged at the bottom of the mounting groove.

Compared with the existing low-voltage switch device, the low-voltage switch device provided by the invention can save more cost and time during maintenance, does not influence the continuity of power supply, maintains the quality of power supply, and greatly reduces the operation and maintenance cost;

the communication module is very convenient to be electrically connected with the device body, and after the communication module is installed in the installation groove, the plug-in terminal on the device body is electrically connected with the communication module, so that the communication module can play the role of the communication module; in addition, the circuit for the communication part is no longer disposed on the same PCB as the circuit in the device body, which can simplify the production process, and the communication module part only needs to be replaced in maintenance, and the PCB in the device body does not need to be maintained.

Further, the communication module is connected with the device body through a connecting block. The communication module is installed on the device body through the connecting block, and when the communication module is disassembled, the connecting effect of the connecting block on the communication module and the device body is only needed to be released.

Further, the mounting groove lateral wall is equipped with the slot, the connecting block with slot sliding fit, be equipped with the socket on the communication module, the connecting block with the socket is pegged graft, be equipped with the fixture block on the connecting block, open formation of slot one side with the screens groove that the fixture block matches. After the communication module is placed in the mounting groove, the sliding connecting block enables the connecting block to be plugged with the socket, so that the communication module can be fixed to be kept in the mounting groove, the clamping groove is matched with the clamping block, the connecting block can be prevented from sliding, the communication module is stably mounted on the device body, and equipment can be kept in a stable operation state; in addition, when the communication module needs to be replaced, the communication module can be unlocked only by shifting the connecting block, and the operation is simple and convenient.

Furthermore, screens groove lateral wall is equipped with first screens point and second screens point, be equipped with the shape on the fixture block with the screens arch of first screens point and second screens point adaptation stirs the screens is so that the screens arch switches between first screens point and second screens point. The first clamping point and the second clamping point can be matched with the clamping protrusions to block the connecting block from sliding, so that the connecting block can lock the communication module on the device body or unlock the communication module.

Furthermore, the mounting groove is located the device body lateral part, the mounting groove edge is equipped with the protection portion, be equipped with the shape on the communication module with the connecting portion that the protection portion matches, when the communication module is installed on the device body, the protection portion with the connecting portion laminating. After installing communication module, protection portion and connecting portion keep the laminating, can block communication module for communication module can install in the mounting groove more steadily, and in addition, in the installation, connecting portion can cooperate gradually with protection portion and have played the positioning action, make that plug terminal can be accurate be connected with communication module electricity, can also make things convenient for communication module and the device body between can dismantle to be connected.

Furthermore, the plug terminal comprises a plug part protruding out of the end face of the bottom of the mounting groove and a jack arranged on the plug part, the bottom of the communication module is provided with a socket part matched with the plug block, and a plug connected with the jack in a plug way is arranged in the plug part. The jack is arranged in the protruded plugging part, and after the communication module is installed in the installation groove, sand blown by wind, rain and moisture are difficult to enter the jack along the gap between the plugging part and the socket part, so that the normal electric connection relation between the communication module and the device body is not influenced; if the insertion part is provided on the communication module, the communication module may have a protruding part, which makes carrying or packaging troublesome.

Furthermore, an indicator light for displaying the working state of the communication module is arranged on the communication module. The indicator light can show communication module's operating condition to make things convenient for inspection personnel to judge communication module's state, in order to make corresponding measure.

Furthermore, the communication module is also provided with a knock-off hole for connecting an antenna. An antenna can be inserted into the knock-out hole to facilitate use of the wireless module.

Further, the side of the communication module is provided with a groove or a protrusion. The groove or the bulge is used as a force application point when the communication module is moved out, and labor is saved when the communication module is disassembled.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic structural diagram of a low voltage switchgear in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a communication module according to an embodiment of the present invention;

fig. 3 is a schematic bottom structure diagram of a communication module according to an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1.

Reference numerals:

the device comprises a device body 100, a mounting groove 110, a plug terminal 120, a slot 130, a clamping groove 140, a first clamping point 141, a second clamping point 142, a protection part 150, a connecting part 151, a plug part 160 and a jack 161;

the communication module 200, the socket 210, the socket 220, the plug 221, the indicator light 230, the knock-out hole 240, the groove 250;

connecting block 300, fixture block 310, screens protruding 320.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and 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, are not to be considered as limiting the present invention.

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

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be 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 by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 4, the present invention provides a low voltage switchgear with convenient maintenance, which can solve the problem of inconvenient replacement of a communication module 200 in the low voltage switchgear, the low voltage switchgear includes a switchgear body 100, and the communication module 200 detachably connected to the switchgear body 100, a communication circuit is provided in the communication module 200, a mounting groove 110 is provided at an upper end or a side portion of the switchgear body 100, the communication module 200 is mounted in the mounting groove 110, and a plug terminal 120 electrically connected to the communication module 200 is provided at a bottom of the mounting groove 110.

Compared with the existing low-voltage switch device, the low-voltage switch device provided by the invention can save more cost and time during maintenance, does not influence the continuity of power supply, maintains the quality of power supply, and greatly reduces the operation and maintenance cost;

the electrical connection between the communication module 200 and the device body 100 is very convenient, when the communication module 200 is installed in the installation groove 110, the plug terminal 120 on the device body 100 is electrically connected with the communication module 200, and the communication module 200 can play its own role; in addition, the circuit for the communication part is no longer provided on the same PCB as the circuit in the device body 100, the production process can be simplified, and only the communication module 200 part needs to be replaced for maintenance, and the PCB in the device body 100 does not need to be maintained.

There are various detachable connection methods between the communication module 200 and the device body 100, and a single fork-pulling method cannot firmly mount the communication module 200 on the device body 100, so that a connection block 300 is further provided between the communication module 200 and the device body 100 for connecting the communication module 200 and the device body 100, and when detaching the communication module 200, it is only necessary to lock the communication module 200 by contacting the connection block 300.

The connection block 300 may be a member provided on the communication module 200, and is connected to the apparatus body 100 by a screw when the communication module 200 is connected to the apparatus body 100, so as to maintain the communication module 200 fixed to the apparatus body 100; or the connection block 300 may be a slidable member provided on the communication module 200, and when the communication module 200 is connected to the apparatus body 100, the slidable connection block 300 is inserted into the apparatus body 100 to securely connect the communication module 200 to the apparatus body 100.

However, there are disadvantages in that the communication module 200 needs to be replaced, but the connection block 300 is not damaged, the connection block 300 is replaced together during the replacement process, which increases a certain cost, and if the connection block 300 is a protruded portion, a protruded area is formed on the communication module 200, which is inconvenient to carry.

Therefore, referring to fig. 2 and 4, as a preferred solution, the connection block 300 is a slidable component disposed on the device body 100, the side wall of the installation groove 110 is provided with the insertion groove 130, the connection block 300 is in sliding fit with the insertion groove 130, the communication module 200 is provided with the insertion hole 210, the connection block 300 is inserted into the insertion hole 210, the connection block 300 is provided with the latch 310, one side of the insertion groove 130 is open to form the latch groove 140 matched with the latch 310, after the communication module 200 is placed in the installation groove 110, the connection block 300 is slid to insert the connection block 300 into the insertion hole 210, so that the communication module 200 can be fixed to be held in the installation groove 110, the latch groove 140 is matched with the latch 310, the connection block 300 can be prevented from sliding, so that the communication module 200 is stably installed on the; in addition, when the communication module 200 needs to be replaced, the locking of the communication module 200 can be released only by pulling the connecting block 300, and the operation is simple and convenient.

The position of the connecting block 300 also needs to be fixed to prevent the communication module 200 from being loosened after being locked, the side wall of the locking groove 140 is provided with a first locking point 141 and a second locking point 142, the locking block 310 is provided with a locking protrusion 320 with a shape matched with the first locking point 141 and the second locking point 142, the locking is shifted to switch the locking protrusion 320 between the first locking point 141 and the second locking point 142, the locking protrusion 320 is two arc-shaped metal sheets or arc-shaped silica gel blocks positioned at two sides of the locking block 310, the first locking point 141 and the second locking point 142 are arc-shaped locking grooves, when the locking block 310 is shifted, the locking protrusion 320 contacts with the side wall of the locking groove 140 to deform, when the locking protrusion 320 enters the first locking point 141 or the second locking point 142, the deformation gradually disappears to keep the position of the connecting block 300 unchanged, the sliding of the connecting block 300 is hindered, and under the condition of no shifting external force, it is possible to keep the communication module 200 stably mounted in the mounting groove 110 while achieving the effect that the connection block 300 can lock the communication module 200 to the apparatus body 100 or unlock the communication module 200.

Referring to fig. 1 and 4, in an embodiment of the present invention, the position of the mounting groove 110 is specifically described, and the mounting groove 110 is located at the side of the device body 100, so that the circuit in the device body 100 is not disturbed, and a complete area on the surface of the device body 100 is available for arranging keys, buttons, etc.;

the edge of mounting groove 110 is equipped with protection part 150, be equipped with shape and protection part 150 assorted connecting portion 151 on communication module 200, when communication module 200 is installed on device body 100, protection part 150 and the laminating of connecting portion 151, after installation communication module 200, protection part 150 keeps the laminating with connecting portion 151, can block communication module 200, make communication module 200 can install in mounting groove 110 more steadily, furthermore, in the installation, connecting portion 151 can cooperate gradually with protection part 150 and play the positioning action, make plug terminal 120 accurate be connected with communication module 200 electricity, can also make things convenient for the dismantlement between communication module 200 and the device body 100 to be connected.

The protection part 150 is divided into two parts, which are respectively contacted with the front end, the rear end and part of the side surface of the communication module 200, and the two protection parts 150 are not connected with each other, so that the side part of the communication module 200 can be used as a force application point when the communication module 200 needs to be taken out; if the two protective parts 150 are connected and only shield a small part of the side of the communication module 200, the pushing of the side of the communication module 200 to move out will not be affected.

In addition, the plug terminal 120 includes a plug part 160 protruding from the bottom end surface of the mounting groove 110, and a receptacle 161 disposed on the plug part 160, the bottom of the communication module 200 is provided with a socket part 220 adapted to the plug block, the plug part 160 is provided with a plug 221 plugged to the receptacle 161, when the communication module 200 is mounted in the mounting groove 110, sand, rain, and moisture are difficult to enter the receptacle 161 along the gap between the plug part 160 and the socket part 220, and the normal electrical connection relationship between the communication module 200 and the device body 100 is not affected; if the plug 160 is disposed on the communication module 200, the communication module 200 may have a protruding portion, which is troublesome to carry or package.

The communication module 200 is further provided with an indicator light 230 for displaying the working state of the communication module, and the indicator light 230 can display the working state of the communication module 200, so that the inspector can conveniently judge the state of the communication module 200 to take corresponding measures, wherein the indicator light 230 is divided into a green light and a red light, the red light is normally on to indicate signal interruption, and the green light is normally on to indicate signal normality.

The communication module 200 is further provided with a knock-out hole 240 for connecting an antenna, and the antenna can be inserted into the knock-out hole 240 to facilitate the use of the wireless module.

The side part of the communication module 200 is provided with a groove 250 or a bulge, and the groove 250 or the bulge is used as a force application point when the communication module 200 is moved out, so that labor is saved during disassembly; however, the protrusion does not facilitate the placement of the communication module 200, and therefore, it is preferable to provide the groove 250 at the side of the communication module 200.

While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.