Low-voltage intelligent combination switch convenient to install

Abstract

The utility model relates to a low-voltage intelligent combination switch convenient to install, and belongs to the technical field of combination switches, the low-voltage intelligent combination switch comprises a shell, the shell is provided with an input terminal and an output terminal, the shell is provided with two communication interfaces, each communication interface is respectively connected with a control panel in the shell, and the control panel is connected with the input terminal and the output terminal. The housing is also provided with a plug-in mounting groove used for plug-in mounting of the wiring terminal strip, and the plug-in mounting groove is communicated with the inner cavity of the housing. Through the arrangement of the communication interface, the combination switch can be connected with an external controller through a communication line during installation, the installation process is simplified, and the installation time and the labor cost are reduced; in addition, contact type connection is also supported, the wiring terminal strip is inserted in the insertion groove during use, and use transition before configuration upgrading of a user is facilitated.

Description

TECHNICAL FIELD

[0001] The application relates to the field of composite switches, in particular to a low-voltage intelligent composite switch convenient to install. BACKGROUND

[0002] The intelligent composite switch is a switch device capable of closing, carrying and breaking current under normal conductive loop conditions, and has the advantages of no impact, low power consumption and long service life, and can replace contactors or thyristor switches and is widely used in the field of low-voltage reactive power compensation.

[0003] The existing low-voltage intelligent composite switch comprises a shell, and the shell is provided with input terminals, output terminals and wiring terminals, and the wiring terminals can be connected with an external controller through a cable. Therefore, when installing, complex wiring operation is required, and the installation efficiency is low. CONTENT OF THE UTILITY MODEL

[0004] In order to simplify the installation process and save installation time, the application provides a low-voltage intelligent composite switch convenient to install.

[0005] The low-voltage intelligent composite switch convenient to install provided by the application adopts the following technical scheme:

[0006] The low-voltage intelligent composite switch convenient to install comprises a shell, and the shell is provided with input terminals and output terminals, and the shell is provided with two communication interfaces, each of the communication interfaces is connected with a control panel in the shell, the shell is further provided with a plug-in groove for plugging a wiring terminal row, and the plug-in groove is communicated with an inner cavity of the shell.

[0007] Optionally, at least two countersunk holes for mounting bolts are arranged through the shell.

[0008] Optionally, a hanging groove for being mounted on an external guide rail is arranged on the back of the shell, an upper end of the external guide rail is provided with a clamping groove, a clamping block matched with the clamping groove is arranged on the upper side wall of the hanging groove, an activity space for the external guide rail to pass through is formed between the lower end of the clamping block and the lower side wall of the hanging groove, and a push-pull activity assembly for abutting against the lower side of the external guide rail is arranged on the shell.

[0009] Optionally, the push-pull activity assembly comprises an activity plate and a fixing piece, the fixing piece is fixed to the shell, the activity plate is in sliding connection with the fixing piece, notched grooves are arranged on the lower sides of both ends of the activity plate, elastic pieces are arranged on both sides of the upper end of the fixing piece, the elastic pieces and the notched grooves are arranged one by one, and the elastic pieces abut against the groove walls of the corresponding notched grooves.

[0010] Optionally, the elastic member is a spring, and opposite sides of the two springs are provided with guiding curved surfaces, and the springs have a tendency to open outwards when the guiding curved surfaces are pressed.

[0011] Optionally, the lower end of the movable plate is provided with a push-pull handle, the push-pull handle is provided with a protrusion, and the fixing member is provided with a sliding groove matched with the protrusion.

[0012] Optionally, the back of the shell is provided with a mounting groove, the push-pull movable assembly is arranged in the mounting groove, and both sides of the mounting groove are provided with an avoiding groove for the spring.

[0013] Optionally, the shell is provided with a heat dissipation groove, and the heat dissipation groove is in communication with the inner cavity of the shell.

[0014] In summary, the present application has at least one of the following beneficial technical effects:

[0015] 1. The present application is provided with a communication interface, which can be connected with an external controller through a communication line during installation, simplifying the installation process, reducing the complex wiring and connection steps required by traditional terminals, and reducing installation time and labor costs. The communication interface in the present application is provided with two, and multiple composite switches are connected in series through a communication line before being connected with an external controller during installation, realizing centralized control, simplifying the wiring and control logic of the system, and reducing the complexity and cost of the system. In addition, the present application also supports traditional contact connection, which is convenient for users to configure and upgrade before use.

[0016] 2. Through the setting of the countersunk hole, the hanging groove, the clamping block and the push-pull movable assembly, the present application can be installed in the electrical cabinet through the traditional bolt fixing mode, or can be quickly installed on the external guide rail in the electrical cabinet through the clamping block and the push-pull movable assembly, which is flexible and convenient to install. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the overall structure schematic diagram of a low-voltage intelligent composite switch convenient to install according to an embodiment of the present application.

[0018] Figure 2 is the structure schematic diagram of the back view according to an embodiment of the present application.

[0019] Figure 3 is the structure schematic diagram when the external guide rail is connected according to an embodiment of the present application.

[0020] Figure 4 is the structure schematic diagram when the spring is in a natural state according to an embodiment of the present application.

[0021] Figure 5is a structure diagram when the shell is pressed in the embodiment of the application.

[0022] Figure 6 is an exploded view of the push-pull movable assembly in the embodiment of the application.

[0023] Reference signs: 1, shell; 11, heat dissipation groove; 12, countersunk hole; 13, hanging groove; 14, clamping block; 15, movable space; 16, mounting groove; 161, avoiding groove; 2, input terminal; 3, output terminal; 4, communication interface; 5, plug-in groove; 6, external guide rail; 61, clamping groove; 7, push-pull movable assembly; 71, movable plate; 711, notch groove; 712, push-pull handle; 713, protruding block; 72, fixing piece; 721, sliding groove; 73, spring sheet; 731, guide curved surface. DETAILED DESCRIPTION

[0024] The following will be described in detail with reference to the accompanying drawings. Figures 1-6 The application will be further described in detail.

[0025] Embodiment:

[0026] The embodiment of the application discloses a low-voltage intelligent composite switch convenient to install. Figure 1 A low-voltage intelligent composite switch convenient to install comprises a shell 1, the upper side of the shell 1 is provided with an input terminal 2, and the lower side of the shell 1 is provided with an output terminal 3. In order to ensure the heat dissipation effect, a plurality of heat dissipation grooves 11 are formed in the left and right sides of the shell 1, and the heat dissipation grooves 11 are communicated with the inner cavity of the shell 1.

[0027] Referring to Figure 1 Two communication interfaces 4 are formed in the shell 1, each communication interface 4 is connected with a control board in the shell 1, and a plug-in groove 5 for plugging a terminal block is also formed in the shell 1, and the plug-in groove 5 is communicated with the inner cavity of the shell 1.

[0028] When installation is performed, the composite switch and the external controller can be connected through the communication line, the installation process is simplified, the complex wiring and connection steps required by the traditional terminal are reduced, and the installation time and labor cost are reduced. The two communication interfaces 4 are arranged on the composite switch, when installation is performed, a plurality of composite switches are connected in series through the communication line and then connected with the external controller, centralized control is realized, the wiring and control logic of the system are simplified, and the complexity and cost of the system are reduced. In addition, the composite switch also supports traditional contact connection, when the controller of the user does not support the communication line connection, the terminal block is plugged in the plug-in groove 5, and the user can conveniently configure and upgrade.

[0029] Referring to Figure 1 At least two countersunk holes 12 for mounting bolts are arranged through the shell 1. In the embodiment, four countersunk holes 12 are arranged.

[0030] With reference to Figures 2-3 , the back of the shell 1 is provided with a hanging groove 13 for mounting on the external rail 6, the upper end of the external rail 6 is provided with a clamping groove 61, the upper side wall of the hanging groove 13 is fixed with a clamping block 14 matched with the clamping groove 61, the lower end of the clamping block 14 and the lower side wall of the hanging groove 13 form a movable space 15 for the external rail 6, and the shell 1 is provided with a push-pull movable assembly 7 for abutting against the lower side of the external rail 6.

[0031] With reference to Figures 2-4 , the push-pull movable assembly 7 includes a movable plate 71 and a fixed part 72, the fixed part 72 is fixed on the shell 1, the movable plate 71 is in sliding connection with the fixed part 72, the lower side of both ends of the movable plate 71 is provided with a notch groove 711, the upper end of the fixed part 72 is integrally formed with a resilient piece on both sides, the resilient piece is arranged one-to-one corresponding to the notch groove 711, and the resilient piece abuts against the groove wall corresponding to the notch groove 711.

[0032] With reference to Figures 4-6 , the resilient piece is a spring piece 73, the opposite side of the two spring pieces 73 is provided with a guide curved surface 731, when the guide curved surface 731 is pressed, the spring piece 73 has a tendency to open outward. The lower end of the movable plate 71 is integrally formed with a push-pull handle 712, the side of the push-pull handle 712 close to the fixed part 72 is integrally formed with a protruding block 713, and the fixed part 72 is provided with a sliding groove 721 matched with the protruding block 713. In this embodiment, the protruding block 713 is in dovetail type.

[0033] When the push-pull handle 712 is pulled downward, the movable plate 71 is driven to move downward, which is convenient for the external rail 6 to pass through the movable space 15 during installation; at the same time, the groove wall of the notch groove 711 extrudes the spring piece 73, so that the spring piece 73 opens outward, the spring piece 73 stores energy, after the clamping block 14 is clamped into the clamping groove 61 on the external rail 6, the push-pull handle 712 is released, the spring piece 73 releases energy and resets, and then pushes the movable plate 71 to move upward, until the movable plate 71 abuts against the lower side of the external rail 6, realizing the limiting of the composite switch and improving the installation efficiency of the composite switch.

[0034] In this way, the composite switch can be installed in the electrical cabinet through the traditional bolt fixing mode, or can be quickly installed on the external rail 6 in the electrical cabinet through the clamping block 14 and the push-pull movable assembly 7, which is flexible and convenient to install.

[0035] With reference to Figure 3When the traditional bolt fixing mode is used to install in the electrical cabinet, in order to avoid the protrusion of the push-pull movable assembly 7 at the back of the shell 1, causing the unevenness of the back of the shell 1, and further affecting the fixing effect of the composite switch, the back of the shell 1 is provided with a mounting groove 16, and the push-pull movable assembly 7 is arranged in the mounting groove 16. The two sides of the mounting groove 16 are provided with a avoiding groove 161 for the activity of the elastic sheet 73.

[0036] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A low-voltage intelligent composite switch convenient to install, comprising a shell (1), an input terminal (2) and an output terminal (3) are arranged on the shell (1), characterized in that: Two communication interfaces (4) are arranged on the shell (1), each of the communication interfaces (4) is connected with a control panel in the shell (1), and the shell (1) is also provided with a plug-in slot (5) for plugging a terminal block, and the plug-in slot (5) is communicated with an inner cavity of the shell (1).

2. A low voltage intelligent combination switch for easy installation as claimed in claim 1 wherein: At least two countersunk holes (12) for mounting bolts are arranged on the shell (1) in a penetrating mode.

3. A low voltage intelligent combination switch for easy installation as claimed in claim 1, wherein: A hanging groove (13) for mounting on an external guide rail (6) is arranged on the back of the shell (1), the upper end of the external guide rail (6) is provided with a clamping groove (61), the upper side wall of the hanging groove (13) is provided with a clamping block (14) matched with the clamping groove (61), the lower end of the clamping block (14) and the lower side wall of the hanging groove (13) form a movable space (15) for the external guide rail (6), and the shell (1) is provided with a push-pull movable assembly (7) for abutting against the lower side of the external guide rail (6).

4. A low voltage intelligent combination switch for easy installation as claimed in claim 3 wherein: The push-pull movable assembly (7) comprises a movable plate (71) and a fixing member (72), the fixing member (72) is fixed on the shell (1), the movable plate (71) is in sliding connection with the fixing member (72), the lower side of the two ends of the movable plate (71) is provided with a notched groove (711), the upper end of the fixing member (72) is provided with elastic members on both sides, the elastic members are arranged one by one corresponding to the notched grooves (711), and the elastic members abut against the groove walls corresponding to the notched grooves (711).

5. A low voltage intelligent combination switch for easy installation as claimed in claim 4 wherein: The elastic members are elastic sheets (73), the opposite sides of the two elastic sheets (73) are provided with guide curved surfaces (731), and the elastic sheets (73) have a tendency to open outwards when the guide curved surfaces (731) are pressed.

6. A low voltage intelligent combination switch for easy installation as claimed in claim 4 wherein: The lower end of the movable plate (71) is provided with a push-pull handle (712), the push-pull handle (712) is provided with a protruding block (713), and the fixing member (72) is provided with a sliding groove (721) matched with the protruding block (713).

7. A low voltage intelligent combination switch for easy installation as claimed in claim 5 wherein: The back of the shell (1) is provided with a mounting groove (16), the push-pull movable assembly (7) is arranged in the mounting groove (16), and the two sides of the mounting groove (16) are provided with avoiding grooves (161) for the elastic sheets (73) to move.

8. The low voltage intelligent combination switch of claim 1, wherein: The shell (1) is provided with a heat dissipation groove (11), and the heat dissipation groove (11) is communicated with an inner cavity of the shell (1).

Images