Double-layer drawable DC contactor switch module

Abstract

The utility model relates to the technical field of contactor switches, and specifically provides a double-layer drawable DC contactor switch module comprising a sheet metal frame which is internally provided with a DC contactor and a control panel. Sliding rails are arranged on the two sides of the upper end of the metal plate frame, and a drawable drawer frame is arranged on the sliding rails in a sliding fit mode. The direct current contactor comprises a positive contactor and a negative contactor; the anode contactor and the control panel are arranged in the drawer frame, and the cathode contactor is arranged in the metal plate frame; according to the utility model, the overall framework is designed to be a double-layer drawable structure, so that the switch module can be pushed, pulled, moved and opened like a drawer, and a direct current contactor, a control panel and the like which are arranged in the framework can be repaired and maintained; in addition, the direct current contactors are assembled in a classified mode according to control functions, and when the direct current contactors break down, the corresponding layers can be found quickly and pulled out independently to be overhauled and replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to contactor switch technical field, concretely relates to a double -deck pull -out type direct current contactor switch module. BACKGROUND

[0002] In the switch module, the control board sends control signal to trigger the action of direct current contactor, realizes the starting, stopping and positive and negative rotation of motor and the like.

[0003] The switch module in the market basically is single -layer frame structure, when needing to use the contactor in large quantity, the overall plane appearance of single -layer frame structure is big, is seriously affected in limited plane space installation use, and the contactor in large quantity is controlled in the same frame, is not favorable to the quick search of fault. UTILITY MODEL CONTENTS

[0004] In view of the above-mentioned defects of prior art, the utility model aims at providing a double -deck pull -out type direct current contactor switch module, which is used to solve the problem of large size of switch module with single -layer frame structure and the problem of being not conducive to checking the fault.

[0005] To achieve the above-mentioned purpose and other related purposes, the utility model provides a double -deck pull -out type direct current contactor switch module, which comprises a sheet metal frame, the sheet metal frame is provided with a direct current contactor and a control board;

[0006] The upper end of the sheet metal frame is provided with slide rails on both sides, and the slide rails are slidably connected with a pull -out drawer frame;

[0007] The direct current contactor comprises a positive contactor and a negative contactor, a positive conductive copper bar is connected to the pole of the positive contactor, and a negative conductive copper bar is connected to the pole of the negative contactor; the positive contactor and the control board are mounted in the drawer frame, and the positive conductive copper bar is electrically connected to the control board; the negative contactor is mounted in the sheet metal frame;

[0008] A wire hole is arranged on the front end plate of the sheet metal frame, a quick plug connector is mounted on the front end plate of the drawer frame, the quick plug connector is electrically connected to the control board, and the negative conductive copper bar is connected to the control board through the wire hole and the quick plug connector.

[0009] In an embodiment of the utility model, the upper end of the sheet metal frame is wrapped outside the drawer frame.

[0010] In an embodiment of the utility model, screw holes are arranged on the upper end of the sheet metal frame, locking screws are matched in the screw holes, and the locking screws are detachably connected to the drawer frame relative to the sheet metal frame.

[0011] In one embodiment of the present invention, the control panel is mounted on the front end panel of the drawer frame.

[0012] In one embodiment of the present invention, the control board is further connected to communication terminals, and the communication terminals are all installed on the front end plate of the drawer frame.

[0013] In one embodiment of the present invention, a detachable top plate is provided at the upper end of the drawer frame.

[0014] In one embodiment of the present invention, heat dissipation holes are provided on both the sheet metal frame and the drawer frame.

[0015] In one embodiment of the present invention, a handle is provided on the front end plate of the sheet metal frame.

[0016] As described above, the double-layer retractable DC contactor switch module of the present invention has the following beneficial effects:

[0017] The utility model designs the overall structure as a double-layer retractable structure, so that the switch module can be pushed and pulled to open like a drawer, so as to facilitate the inspection and maintenance of the DC contactor, control panel, etc. installed inside the frame; and the utility model classifies and assembles the DC contactors according to the control functions. When a DC contactor fails, the corresponding layer can be quickly found and pulled out separately for inspection and replacement, which greatly increases the convenience of installation and subsequent maintenance and improves the maneuverability and flexibility of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 Shown is a schematic diagram of the three-dimensional structure of the present utility model.

[0019] Figure 2 Shown is a schematic diagram of the structure of the utility model in the pulled-out state

[0020] Figure 3 Shown is a schematic diagram of the three-dimensional cross-sectional structure of the present utility model.

[0021] Figure 4 Display as Figure 3 Enlarged view of point A in the middle.

[0022] Component number description

[0023] Sheet metal frame 1; slide rail 11; screw hole 12; DC contactor 2; positive contactor 21; negative contactor 22; positive conductive copper busbar 23; negative conductive copper busbar 24; control board 3; drawer frame 4; heat dissipation hole 5; handle 6; threading hole 7; locking screw 8; communication terminal 9; top plate 10; quick-connect connector 13. DETAILED DESCRIPTION

[0024] The following specific embodiments illustrate the embodiments of the present application, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the specification.

[0025] Please refer to Figures 1 to 4 It is understood that the structure, proportion, size, etc. shown in the drawings attached to the specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and are not used to limit the implementation conditions of the present application, so they do not have technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application. At the same time, the terms such as "up", "down", "left", "right", "middle" and "one" in the specification are only for the convenience of clear description, and are not used to limit the scope of the present application. The change or adjustment of the relative relationship, without substantially changing the technical content, is also considered as the scope of the present application.

[0026] Please refer to Figures 1-4 The present application provides a double-layer pullable DC contactor switch module, comprising a sheet metal frame 1, the upper end of the sheet metal frame 1 is provided with slide rails 11 on both sides, the slide rails 11 are slidably matched with a pullable drawer frame 4, the upper end of the drawer frame 4 is provided with a detachable top plate 10, and the upper end of the sheet metal frame 1 is wrapped outside the drawer frame 4; the sheet metal frame 1 and the drawer frame 4 are both provided with heat dissipation holes 5, which can effectively dissipate heat to the outside during use and improve the use performance; the front end plate of the sheet metal frame 1 is provided with a handle 6, which facilitates pulling and opening the switch module; the upper end of the sheet metal frame 1 is provided with a screw hole 12, and the screw hole 12 is matched with a locking screw 8, which can be detachably connected to lock the drawer frame 4 relative to the sheet metal frame 1, so as to ensure that the drawer structure will not be freely opened during normal use. The whole structure is designed as a double-layer pullable structure, so that the switch module can be pushed and pulled to open, so as to maintain and repair the DC contactor 2, control panel 3 and the like installed in the frame.

[0027] The sheet metal frame 1 is provided with a direct current contactor 2 and a control panel 3, the direct current contactor 2 comprises a positive contactor 21 and a negative contactor 22, a positive conductive copper bar 23 is connected to the pole of the positive contactor 21, and a negative conductive copper bar 24 is connected to the pole of the negative contactor 22; the positive contactor 21 and the control panel 3 are both installed in the drawer frame 4, specifically, the control panel 3 is installed on the front end plate of the drawer frame 4, and the positive conductive copper bar 23 is electrically connected with the control panel 3; the negative contactor 22 is installed in the sheet metal frame 1; a wire hole 7 is arranged on the front end plate of the sheet metal frame 1, a quick plug connector 13 is installed on the front end plate of the drawer frame 4, the quick plug connector 13 is electrically connected with the control panel 3, and the negative conductive copper bar 24 is connected with the quick plug connector 13 through the wire hole 7 to be electrically connected with the control panel 4; the control panel 3 is also connected with a communication terminal 9, and the communication terminal 9 is installed on the front end plate of the drawer frame 4, so as to facilitate external wiring use. The direct current contactor is classified and assembled according to the control function, when the direct current contactor 2 fails, the corresponding layer can be quickly found and pulled out for repair and replacement, so that the convenience of installation and later maintenance is greatly improved.

[0028] In summary, the whole framework is designed as a double layer, and the direct current contactor 2 is classified and assembled, when the direct current contactor 2 fails, the corresponding layer can be quickly found and pulled out for repair and replacement, so that the convenience of installation and later maintenance is greatly improved, and the product mobility and flexibility are improved. Therefore, the utility model effectively overcomes the shortcomings in the prior art and has high industrial utilization value.

[0029] The above embodiments only exemplarily illustrate the principles and effects of the utility model, and are not used to limit the utility model. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A double-layer retractable DC contactor switch module, comprising a sheet metal frame (1), wherein a DC contactor (2) and a control panel (3) are arranged in the sheet metal frame (1); Its characteristics are: Slide rails (11) are provided on both sides of the upper end of the sheet metal frame (1), and a drawer frame (4) is slidably fitted on the slide rails (11); The DC contactor (2) includes a positive contactor (21) and a negative contactor (22), the pole of the positive contactor (21) is connected to a positive conductive copper busbar (23), and the pole of the negative contactor (22) is connected to a negative conductive copper busbar (24); the positive contactor (21) and the control board (3) are both installed in a drawer frame (4), the positive conductive copper busbar (23) is electrically connected to the control board (3); the negative contactor (22) is installed in a sheet metal frame (1); A wire threading hole (7) is provided on the front end plate of the sheet metal frame (1), a quick-connect connector (13) is installed on the front end plate of the drawer frame (4), the quick-connect connector (13) is electrically connected to the control board (3), and the negative conductive copper busbar (24) is connected to the quick-connect connector (13) through the wire threading hole (7) by a wire to electrically connect to the control board (3).

2. The double-layer retractable DC contactor switch module according to claim 1, characterized in that: The upper end of the sheet metal frame (1) is externally covered on the outer side of the drawer frame (4).

3. The double-layer retractable DC contactor switch module according to claim 2, characterized in that: A screw hole (12) is provided on the outside of the upper end of the sheet metal frame (1), and a locking screw (8) is fitted in the screw hole (12). The locking screw (8) is detachably connected and locks the drawer frame (4) relative to the sheet metal frame (1) to allow for pulling and sliding.

4. The double-layer retractable DC contactor switch module according to claim 1, characterized in that: The control panel (3) is mounted on the front end panel of the drawer frame (4).

5. The double-layer retractable DC contactor switch module according to claim 4, characterized in that: The control board (3) is also connected to a communication terminal (9), and the communication terminal (9) is mounted on the front end plate of the drawer frame (4).

6. The double-layer retractable DC contactor switch module according to claim 1, characterized in that: The upper end of the drawer frame (4) is provided with a detachable top plate (10).

7. The double-layer retractable DC contactor switch module according to claim 1, characterized in that: The sheet metal frame (1) and the drawer frame (4) are both provided with heat dissipation holes (5).

8. The double-layer retractable DC contactor switch module according to claim 1, characterized in that: A handle (6) is provided on the front end plate of the sheet metal frame (1).

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