CN222674670U - Controller convenient for replacing display unit - Google Patents
Controller convenient for replacing display unit Download PDFInfo
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- CN222674670U CN222674670U CN202421013889.2U CN202421013889U CN222674670U CN 222674670 U CN222674670 U CN 222674670U CN 202421013889 U CN202421013889 U CN 202421013889U CN 222674670 U CN222674670 U CN 222674670U
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- display unit
- controller
- frame
- bottom cover
- unit
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Abstract
The application discloses a controller of a low-voltage circuit breaker convenient for replacing a display unit, which comprises the display unit and a controller frame, wherein the display unit is arranged at the front part of the controller, a plurality of outward unit limiting ribs which are uniformly distributed extend on the side surface of the display unit, grooves are formed in the top ends of the limiting ribs, fixing holes which are penetrated front and back are formed in the side surface opposite to the side surface of the limiting ribs of the display unit, the controller frame is positioned at the outer side around the display unit, a frame boss opposite to the grooves is arranged at the position of the controller frame corresponding to the limiting ribs of the unit, the frame boss extends into the grooves, a screw fixing part is further extended at the rear side part of the fixing holes of the controller frame, an embedded nut coaxial with the fixing holes is arranged at the screw fixing part, and the display unit is fixed in the embedded nut of the controller frame through the fixing holes by penetrating through fixing screws.
Description
Technical Field
The application relates to the technical field of low-voltage appliances, in particular to a controller of a low-voltage circuit breaker, which is convenient for replacing a display unit.
Background
The controller is a key component of the circuit breaker, and the display unit of the controller plays an important role in information interaction between a user and the circuit breaker, so that the user can manage and use the circuit breaker conveniently. When the display unit fails, it needs to be replaced in time. When the display unit of the existing controller fails, the whole controller can be replaced or the display unit can be replaced only by the aid of the integral structural design, so that users are influenced to use products, and customer experience is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides a controller of a low-voltage circuit breaker, which is convenient for replacing a display unit, so as to solve the problem that the display unit of the controller in the prior art cannot be replaced independently or is complicated to replace.
In order to achieve the above purpose, the application is realized by the following technical scheme:
The utility model provides a convenient controller of changing display element, includes display element and controller frame, the display element is installed in the controller front portion, the display element side extends has a plurality of outside unit spacing muscle of balanced distribution, unit spacing muscle top is provided with the recess, the side opposite side position that the display element set up unit spacing muscle is provided with the fixed orifices that link up from front to back, the controller frame is located the outside around the display element, the position that the controller frame corresponds unit spacing muscle is provided with the frame boss that is opposite to the recess, when the display element is assembled on the controller, the frame boss stretches into the recess, the controller frame still extends at fixed orifices back lateral part position has screw fixation portion, screw fixation portion installs the embedded nut coaxial with the fixed orifices, the display element passes the fixed orifices through fixing screw and fixes in the embedded nut of controller frame.
Preferably, the groove is semicircular, and the frame boss is also semicircular with corresponding size.
Preferably, the plug comprises a plug body, the back of the plug body is provided with a plug column, the front end of the plug column is provided with a diameter expanding feature, the periphery of the fixing hole of the display unit is provided with plug holes which are the same as the plug column in position and number, the plug body is fixed at the front part of the fixing hole by using the diameter expanding feature by inserting the plug plunger into the plug hole, and the plug body completely covers the fixing hole.
Preferably, the rubber plug surface is also provided with a handle.
Preferably, the plug hole and the plug are both circular.
Preferably, the cabinet door unit comprises a shell, a bottom cover and a buckle, wherein the shell, the bottom cover, the buckle and the display unit form a cabinet door unit together, the cabinet door unit is arranged at the front part of the controller, the shell is hollow frame-shaped, the inner wall size is matched with the side surface size of the display unit, the front part is provided with a frame for holding the display unit, the bottom cover is assembled on the shell from the rear side, the inner side of the front frame of the shell is provided with a first shell boss corresponding to the appearance of the fixing hole, the side surface of the shell is provided with a second shell boss opposite to the groove, when the display unit is assembled on the shell, the second shell boss stretches into the groove, the first shell boss stretches into the fixing hole, the edge part of the back surface of the bottom cover backwards extends out of a wing part symmetrical relative to the center, the buckle is sleeved on the wing part and is fixed with the bottom cover and pushes the display unit on the frame of the shell with the front part, and the connector hole is arranged on the bottom cover.
Preferably, the groove is semicircular, and the second boss of the housing is also semicircular with a corresponding size.
Preferably, the outer side of the wing part of the bottom cover and the inner side of the corresponding buckle are provided with opposite tooth parts along the installation direction, and the buckle is fixed on the wing part of the bottom cover through the tooth parts.
Preferably, the bottom cover is further provided with a bottom cover limiting rib at the rear part of the unit limiting rib, and the bottom cover props the display unit in the front frame of the shell by using the bottom cover limiting rib to prop against the unit limiting rib.
Preferably, the cabinet door further comprises a communication line, one end of the communication line is connected with the inside of the controller, and the other end of the communication line is connected with the connector of the display unit through the connector hole of the bottom cover on the cabinet door unit.
Compared with the prior art, the display unit is independently an independent module, so that the display unit can be conveniently replaced when the display unit fails, the operation and maintenance efficiency is improved, the operation and maintenance cost is reduced, and the customer experience is improved.
Drawings
FIG. 1 is a schematic perspective view of an assembled controller according to an embodiment of the present application;
FIG. 2 is a schematic perspective view showing an assembly of a display unit according to an embodiment of the controller of the present application;
FIG. 3a is a front view of an assembled controller according to one embodiment of the present application;
FIG. 3b is a cross-sectional view of an assembled controller according to one embodiment A-A of the present application;
FIG. 4 is a schematic diagram of a side-to-back perspective view of a display unit according to an embodiment of the application;
FIG. 5 is a schematic perspective view of the rear side of the rubber stopper of the present application;
FIG. 6 is a schematic view showing a side-rear perspective structure of a rubber stopper according to an embodiment of the present application;
FIG. 7 is a schematic side-to-back perspective view of an embodiment of a cabinet door unit according to the present application;
FIG. 8 is an exploded view of one embodiment of the door unit of the present application;
Fig. 9a is a front view of an embodiment of the cabinet door unit of the application;
FIG. 9b is a cross-sectional view of an embodiment A-A of the door unit of the present application;
FIG. 10 is a schematic longitudinal cross-sectional view of a prior art mechanism device;
The device comprises a 1-controller, a 11-cabinet door unit, a 111-display unit, 1111-grooves, 1112-fixing holes, 112-housings, 1121-housing first bosses, 1122-housing second bosses, 113-bottom covers, 1131-bottom cover limit ribs, 114-buckles, 12-fixing screws, 13-rubber plugs, 131-expanding features, 14-controller frames, 141-frame bosses and 15-communication wires.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments.
The embodiment provides a controller 1 convenient for replacing a display unit, which comprises a display unit 111 and a controller frame 14, wherein the display unit 111 is installed on the upper side of the front part of the controller 1, three upward unit limiting ribs which are uniformly distributed extend on the upper side surface of the display unit 111, a groove 1111 is formed in the top end of each unit limiting rib, a fixing hole 1112 which penetrates through the lower part of the side surface opposite to the side surface of the display unit 111 where the unit limiting rib is arranged, the controller frame 14 is located on the outer side around the display unit 111, three frame bosses 141 which are opposite to the groove 1111 are formed in the upper inner side of the position of the controller frame 14 corresponding to the unit limiting ribs in the embodiment, when the display unit 111 is assembled on the controller 1, the frame bosses 141 extend into the groove 1111, a screw fixing part extends on the rear side part of the controller frame 14, an embedded nut which is coaxial with the fixing hole 1112 is installed, and the display unit 111 is fixed on the embedded nut 14 through the fixing hole 1112 by a fixing screw 12. For the installation position of the display unit 111, the installation position of the display unit can be either on the upper front side or the lower front side of the controller 1, and the positions of the unit limiting ribs and the fixing holes 1112 can be appropriately adjusted according to the height and the convenience of the installation operation surface of the staff, for example, when the display unit 111 is installed on the lower front side of the controller 1, the unit limiting ribs are arranged on the lower side of the display unit 111, and the fixing holes 1112 are arranged on the upper side of the display unit 111, or are arranged on the left side and the right side, which is a feasible scheme. That is, the upper end groove 1111 of the display unit 111 is matched and fixed with the frame boss 141 of the controller 1, and the lower end is fixed by the fixing screw 12.
In this embodiment, the recess 1111 is configured as a semicircle, the frame boss 141 is also configured as a semicircle with a corresponding size, and the installation has a relatively high smoothness, and may be configured as a rectangle or a trapezoid with a gradient, which may be considered as an equivalent scheme.
In order to make the front surface of the controller beautiful, the present embodiment further includes a rubber plug 13 for covering the fixing screw 12 and the fixing hole 1112, two plugs are provided at the back of the rubber plug 13, the front ends of the plugs are provided with expanding features 131, two plug holes at the same positions as the plugs are provided at both sides of the fixing hole 1112 by the display unit 111, and the rubber plug 13 is fixed at the front of the fixing hole 1112 by inserting the plugs into the plug holes using the expanding features, so that the rubber plug 13 completely covers the fixing hole 1112. The back of the rubber plug can also hide other interfaces of the controller 1 which need to be exposed, so as to achieve the aim of dust prevention. In order to facilitate the removal of the rubber stopper 13, the surface of the rubber stopper 13 of this embodiment is also provided with a small transverse handle, the rubber stopper 13 is removed, the fixing screw 12 is unscrewed, and the display unit 111 can be removed from the controller 1. The shapes of the plug and the receptacle are not particularly limited, and the present embodiment is fixed to the display unit 111 using a circular shape which is most conveniently designed, that is, the receptacle with the diameter-enlarging feature 131 on the rubber stopper 13 embedded in the display unit 111.
When the circuit breaker is installed in the controller 1, since the cabinet door is generally fixed on the controller frame 14 by using the door hinge, the display unit 111 is led to the cabinet door to form the cabinet door unit 11, which is convenient for a user to view and operate outside the cabinet, and in this structural form, the display unit 111 is added with the shell 112 and then can be installed on the cabinet door to form the cabinet door unit 11. In this embodiment, the cabinet door unit 11 includes a housing 112, a bottom cover 113 and a buckle 114, where the cabinet door unit 11 is mounted on the front portion of the controller 1 like the display unit 111, the housing 112 is hollow and has an inner wall with a size matching the side size of the display unit 111, a frame surrounding the front portion is provided with a rim to hold the display unit 111, the bottom cover 113 is assembled on the housing 112 from the rear side, the front side of the housing 112 corresponds to the position of the fixing hole 1112, in this embodiment, the lower portion of the front side is provided with a circular housing first boss 1121 corresponding to the shape of the fixing hole 1112, the side of the housing 112 corresponds to the position of the unit limiting rib, in this embodiment, the upper side of the housing 112 is provided with three housing second bosses 1122 opposite to the grooves 1111, when the display unit 111 is assembled on the housing 112, the housing second bosses 1122 extend into the grooves 1111, and the housing first bosses 1121 extend into the fixing holes, as in the foregoing embodiment, the housing second bosses 1122 are also semicircular, and the corresponding sizes may be changed into trapezoidally or vice versa.
The edge of the back surface of the bottom cover 113 extends backwards to form symmetrical wing parts relative to the center, in this embodiment, the wing parts are located at two sides of the bottom cover 113, the buckle 114 is sleeved on the wing parts and fixed with the bottom cover 113, and the display unit 111 is propped against the frame of the casing 112 with the front part, and a square connector hole is formed on the bottom cover 113. The fixing manner of the bottom cover 113 and the buckle 114 may be any suitable manner, for example, the fixing manner may be that the side surfaces of the wing parts of the bottom cover 113 and the corresponding positions of the buckle are provided with screw holes by using fasteners, and the embodiment adopts a manner that tool installation is avoided, which is more convenient, that is, the outer side of the wing parts of the bottom cover 113 and the inner side of the corresponding buckle 114 are provided with opposite tooth parts along the installation direction, and the buckle 114 is fixed on the wing parts of the bottom cover 113 through the tooth parts when being sleeved on the wing parts.
In order to better push the display unit 111 against the front frame of the housing 112, in this embodiment, four vertical bottom cover limiting ribs 1131 are further disposed on the bottom cover 113 at the rear of the unit limiting ribs, that is, in the upper portion of the housing 112, and then a horizontal bottom cover limiting rib 1131 is connected to the lower portion of the four bottom cover limiting ribs 1131, the bottom cover 113 pushes the display unit 111 against the front frame of the housing 112 by using the horizontal bottom cover limiting ribs 1131 to push the display unit 111 against the unit limiting ribs, and the bottom cover limiting ribs 1131 are disposed with better strength, so that three vertical bottom cover limiting ribs 1131 can be directly disposed against the rear of the unit limiting ribs of the display unit 111 without considering injection molding errors and the like. The top can be provided with a left-right penetrating limiting block to prop up the display unit 111, and the display unit is not limited to prop up the upper unit limiting rib, and can prop up the entity part at the lower part of the unit limiting rib, which can be regarded as an equivalent technical scheme.
For the connection mode of the cabinet door unit 11 and the body of the controller 1, a suitable mode, such as a connector plugging mode, can be used, when the connector of the body of the controller 1 is not below the connector of the cabinet door unit 11, the cable connection can also be used to promote the installation flexibility of the cabinet door unit 11 and different controllers 1, in this embodiment, the controller 1 further includes a communication line 15, one end of the communication line 15 is connected to the inside of the controller 1, and the other end is connected to the connector of the display unit through the connector hole of the bottom cover 113 on the cabinet door unit 11.
In the description of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art who is skilled in the art should make equivalent substitutions or changes according to the technical solution and the inventive concept of the present application within the scope of the present application.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421013889.2U CN222674670U (en) | 2024-05-11 | 2024-05-11 | Controller convenient for replacing display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421013889.2U CN222674670U (en) | 2024-05-11 | 2024-05-11 | Controller convenient for replacing display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222674670U true CN222674670U (en) | 2025-03-25 |
Family
ID=95059042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421013889.2U Active CN222674670U (en) | 2024-05-11 | 2024-05-11 | Controller convenient for replacing display unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222674670U (en) |
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2024
- 2024-05-11 CN CN202421013889.2U patent/CN222674670U/en active Active
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