CN222674670U - Controller convenient for replacing display unit - Google Patents

Controller convenient for replacing display unit Download PDF

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Publication number
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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China
Prior art keywords
display unit
controller
frame
bottom cover
unit
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Active
Application number
CN202421013889.2U
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Chinese (zh)
Inventor
王�忠
施谦
韩云
李涛
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Jiangsu Daquan Kai Fan Switchgear Co Ltd
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Jiangsu Daquan Kai Fan Switchgear Co Ltd
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Priority to CN202421013889.2U priority Critical patent/CN222674670U/en
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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

Controller convenient for replacing display unit
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)

1.一种方便更换显示单元的控制器,包括显示单元(111)和控制器框架(14),所述显示单元(111)安装在控制器(1)前部,在其特征在于:所述显示单元(111)侧面延伸有均衡分布的若干向外的单元限位筋,所述单元限位筋顶端设置有凹槽(1111),所述显示单元(111)设置单元限位筋的侧面对侧部位设置有前后贯通的固定孔(1112),所述控制器框架(14)位于显示单元(111)周围外侧,所述控制器框架(14)对应单元限位筋的位置设置有对着凹槽(1111)的框架凸台(141),所述显示单元(111)装配到控制器(1)上时,所述框架凸台(141)伸入凹槽(1111),所述控制器框架(14)在固定孔(1112)后侧部位还延伸有螺钉固定部,所述螺钉固定部安装有与固定孔(1112)同轴的嵌装螺母,所述显示单元(111)通过固定螺钉(12)穿过固定孔(1112)固定在控制器框架(14)的嵌装螺母内。1. A controller for conveniently replacing a display unit, comprising a display unit (111) and a controller frame (14), wherein the display unit (111) is mounted on the front of the controller (1), and wherein the display unit (111) is characterized in that: a plurality of evenly distributed outward unit limiting ribs are extended from the side of the display unit (111), a groove (1111) is arranged at the top of the unit limiting rib, a fixing hole (1112) is arranged on the opposite side of the side where the unit limiting rib is arranged on the display unit (111), and the controller frame (14) is located outside the periphery of the display unit (111), and the controller frame A frame boss (141) facing the groove (1111) is provided at a position corresponding to the unit limiting rib of the frame (14); when the display unit (111) is assembled on the controller (1), the frame boss (141) extends into the groove (1111); a screw fixing portion is further extended from the rear side of the fixing hole (1112) of the controller frame (14); an embedded nut coaxial with the fixing hole (1112) is installed on the screw fixing portion; the display unit (111) is fixed in the embedded nut of the controller frame (14) by means of a fixing screw (12) passing through the fixing hole (1112). 2.根据权利要求1所述方便更换显示单元的控制器,其特征在于:所述凹槽(1111)为半圆形,所述框架凸台(141)也为对应尺寸的半圆形。2. The controller for conveniently replacing a display unit according to claim 1, characterized in that the groove (1111) is semicircular, and the frame boss (141) is also semicircular with corresponding size. 3.根据权利要求1所述的控制器,其特征在于:还包括橡胶塞(13),所述橡胶塞(13)背部设置有塞柱,所述塞柱前端设置有扩径特征(131),所述显示单元(111)在固定孔(1112)周围设置有与塞柱同样位置和数量的塞孔,所述橡胶塞(13)通过将塞柱塞入塞孔使用扩径特征固定在固定孔(1112)前部,所述橡胶塞(13)完全覆盖固定孔(1112)。3. The controller according to claim 1 is characterized in that it also includes a rubber plug (13), a plug post is provided on the back of the rubber plug (13), and an expansion feature (131) is provided on the front end of the plug post. The display unit (111) is provided with plug holes around the fixing hole (1112) in the same position and number as the plug post. The rubber plug (13) is fixed to the front of the fixing hole (1112) using the expansion feature by inserting the plug post into the plug hole, and the rubber plug (13) completely covers the fixing hole (1112). 4.根据权利要求3所述方便更换显示单元的控制器,其特征在于:所述橡胶塞(13)表面还设置有拉手。4. The controller for conveniently replacing the display unit according to claim 3, characterized in that a handle is also provided on the surface of the rubber plug (13). 5.根据权利要求3所述方便更换显示单元的控制器,其特征在于:所述塞孔和塞柱均为圆形。5. The controller for conveniently replacing a display unit according to claim 3, characterized in that the plug hole and the plug column are both circular. 6.根据权利要求1所述方便更换显示单元的控制器,其特征在于:还包括外壳(112)、底盖(113)、卡扣(114),所述外壳(112)、底盖(113)、卡扣(114)与显示单元(111)一起构成柜门单元(11),所述柜门单元(11)安装在控制器(1)前部,所述外壳(112)为中空的框状,内壁尺寸匹配显示单元(111)侧面尺寸,前部四周设有边框兜住显示单元(111),所述底盖(113)从后侧将显示单元(111)装配在外壳(112)上,所述外壳(112)前边框内侧对应固定孔(1112)的位置设置有与固定孔(1112)外形对应的外壳第一凸台(1121),所述外壳(112)侧面对应单元限位筋的位置设置有对着凹槽(1111)的外壳第二凸台(1122),所述显示单元(111)装配到外壳(112)上时,所述外壳第二凸台(1122)伸入凹槽(1111),所述外壳第一凸台(1121)伸入固定孔,所述底盖(113)背面边缘部位向后延伸出相对中心对称的翼部,所述卡扣(114)套装在所述翼部上并与底盖(113)固定并用前部将显示单元(111)顶在外壳(112)的边框上,所述底盖(113)上开有连接器孔。6. The controller for conveniently replacing a display unit according to claim 1, characterized in that it also includes a shell (112), a bottom cover (113), and a buckle (114); the shell (112), the bottom cover (113), the buckle (114) and the display unit (111) together constitute a cabinet door unit (11); the cabinet door unit (111) is installed at the front of the controller (1); the shell (112) is a hollow frame, the inner wall size matches the side size of the display unit (111); a frame is provided around the front to hold the display unit (111); the bottom cover (113) assembles the display unit (111) on the shell (112 from the rear; and a fixing hole (1112) is provided at the inner side of the front frame of the shell (112) corresponding to the fixing hole (1112). A first housing protrusion (1121) corresponds to the shape of the fixing hole (1112); a second housing protrusion (1122) facing the groove (1111) is arranged at a position corresponding to the unit limiting rib on the side of the housing (112); when the display unit (111) is assembled on the housing (112), the second housing protrusion (1122) extends into the groove (1111); the first housing protrusion (1121) extends into the fixing hole; a wing portion symmetrical to the center is extended backward from the edge of the back side of the bottom cover (113); the buckle (114) is mounted on the wing portion and fixed with the bottom cover (113); and the display unit (111) is supported on the frame of the housing (112) with the front portion; and a connector hole is provided on the bottom cover (113). 7.根据权利要求6所述方便更换显示单元的控制器,其特征在于:所述凹槽(1111)为半圆形,所述外壳第二凸台(1122)也为对应尺寸的半圆形。7. The controller for conveniently replacing the display unit according to claim 6, characterized in that the groove (1111) is semicircular, and the second boss (1122) of the housing is also semicircular with corresponding size. 8.根据权利要求6所述方便更换显示单元的控制器,其特征在于:所述底盖(113)的翼部外侧和对应的卡扣(114)内侧设置有相对的沿安装方向的齿部,所述卡扣(114)通过所述齿部固定在底盖(113)的翼部上。8. According to claim 6, the controller for convenient replacement of the display unit is characterized in that: the outer side of the wing of the bottom cover (113) and the inner side of the corresponding buckle (114) are provided with opposite teeth along the installation direction, and the buckle (114) is fixed to the wing of the bottom cover (113) through the teeth. 9.根据权利要求6所述方便更换显示单元的控制器,其特征在于:所述底盖(113)上位于单元限位筋后部还设置有底盖限位筋(1131),所述底盖(113)使用底盖限位筋(1131)顶住单元限位筋将显示单元(111)顶在外壳(112)的前边框内。9. The controller for conveniently replacing a display unit according to claim 6 is characterized in that: a bottom cover limiting rib (1131) is further provided on the bottom cover (113) at the rear of the unit limiting rib, and the bottom cover (113) uses the bottom cover limiting rib (1131) to support the unit limiting rib to push the display unit (111) into the front frame of the housing (112). 10.根据权利要求6所述方便更换显示单元的控制器,其特征在于:还包括通讯线(15),所述通讯线(15)一端连接控制器(1)内部,一端通过柜门单元(11)上底盖(113)的连接器孔与显示单元的连接器连接。10. The controller for conveniently replacing the display unit according to claim 6 is characterized in that it also includes a communication line (15), one end of which 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) of the cabinet door unit (11).
CN202421013889.2U 2024-05-11 2024-05-11 Controller convenient for replacing display unit Active CN222674670U (en)

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

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Application Number Title Priority Date Filing Date
CN202421013889.2U Active CN222674670U (en) 2024-05-11 2024-05-11 Controller convenient for replacing display unit

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Country Link
CN (1) CN222674670U (en)

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