Controller for improving use safety and reliability

Abstract

The utility model relates to the technical field of controllers, in particular to a controller capable of improving use safety and reliability. Comprising a base and an outer cover connected with the base in a sealed mode, and further comprises a switching power supply installed on the base, a control panel arranged above the switching power supply and an external plugging assembly arranged on one side of the control panel, and the control panel is erected above the switching power supply through a plurality of stand columns; the stand column and the control panel are arranged in an insulated mode. The contact part of the stand column and the control panel is filled with an insulating spacer. The controller provided by the utility model can still keep high stability and good use performance especially in a humid environment, and has the advantages of good safety and reliability, simple structure, long service life, convenience in disassembly and assembly and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to controller technical field especially relates to a kind of controllers of improving use safety and reliability. BACKGROUND

[0002] Controller refers to the starting, speed regulation, braking and reversing of motor by changing the wiring of main circuit or control circuit and changing resistance value in the circuit according to predetermined sequence. It is composed of program counter, instruction register, instruction decoder, timing generator and operation controller, which is the "decision mechanism" of issuing commands, i.e. coordinating and commanding the operation of the entire computer system.

[0003] However, the controller used at present is prone to short circuit in humid environment, and the internal structure of the controller is unstable during transportation due to shaking, the metal parts are not in good contact, short circuit is prone to occur during use, the service life is short and other problems. UTILITY MODEL CONTENT

[0004] The utility model aims at the deficiencies of prior art, and provides a kind of controllers of improving use safety and reliability, control panel is erected above switching power supply, avoid the pin of wiring on control panel and switching power supply contact and produce short circuit situation, the structure setting makes control panel have good shock-absorbing effect, improve the stability of controller internal connecting piece in transportation process.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of controllers of improving use safety and reliability, including: base and the sealing connection of its outer cover, still include: switching power supply installed on the base, control panel is set above the switching power supply and the external plug-in component of setting at the control panel side, the control panel is erected above the switching power supply by several columns.

[0007] Preferably, the column and the control panel are insulated.

[0008] Preferably, the inside of the contact part of the column and the control panel is filled with insulating gasket.

[0009] Preferably, there is a gap between the control panel and the upper surface of the switching power supply.

[0010] Preferably, the upper surface of the switching power supply is provided with a heat dissipation hole and a ventilation opening arranged on one side of the heat dissipation hole, and at least part of the structure of the heat dissipation hole and the ventilation opening is exposed to the outside of the control panel.

[0011] Preferably, the width dimension of the control panel is greater than the width dimension of the switching power supply.

[0012] Preferably, the contact part of the base and the cover adopts a labyrinth seal structure.

[0013] Preferably, the cover is made of insulating water-proof material.

[0014] The utility model discloses beneficial effect lies in:

[0015] (1) the utility model discloses a plurality of stand is installed to the base of the switch power supply, realizes the function that control panel is firmly fixed in the just above switch power supply, and combines the insulating gasket that is installed between the stand and control panel, makes control panel not easy short circuit, and the stability of structure guarantees the security and reliability of controller use, and the structure makes control panel have good shock absorption effect, improves the stability of controller internal connecting piece in the transportation process, thereby prolongs the service life of controller.

[0016] (2) the utility model discloses the upper surface of control panel and switch power supply is set apart, namely, and the gap is set between the two, which can effectively avoid the short circuit of the wiring pin on control panel and switch power supply contact, further guarantee the security and reliability of controller.

[0017] (3) the utility model discloses the labyrinth seal structure between cover and base, guarantees its sealing property, can isolate the impurity such as dust of outside, to protect the neatness of cover internal environment, thereby further prolongs the service life of controller, and the cover is insulating water-proof material, to guarantee that the cover internal does not enter water and does not conduct electricity, plays the protection function, further improves the use reliability of controller.

[0018] Summarized above, the utility model discloses, especially in humid environment still can keep high stability and good use performance, and it has good security and reliability, simple structure, long service life and the advantages such as convenient dismounting. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is whole structure schematic view of the utility model;

[0020] Figure 2 It is sectional view of the utility model;

[0021] Figure 3 It is Figure 2 the enlarged view of A of;

[0022] Figure 4 It is component exploded view of the utility model.

[0023] Reference numerals in the attached diagram: 1-Switching power supply; 11-Heat dissipation hole; 12-Exhaust vent; 2-Control board; 21-Gap; 22-Outer cover; 3-External plug-in assembly; 4-Base; 41-Column; 42-Insulating pad. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying 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 this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0027] Example

[0028] like Figures 1-4 As shown, this embodiment provides a controller that improves safety and reliability in use, including: a base 4 and an outer cover 22 sealed to it, and further including: a switching power supply 1 mounted on the base 4, a control board 2 disposed above the switching power supply 1, and an external plug-in assembly 3 disposed on one side of the control board 2. The control board 2 is supported above the switching power supply 1 by a plurality of columns 41, that is, the control board 2 is suspended above the switching power supply 1, and is fixedly connected to the base 4 by a plurality of columns 41, making the control board 2 more stable.

[0029] The column 41 is insulated from the control panel 2, and the inside of the contact part of the column 41 and the control panel 2 is filled with an insulating gasket 42, which is preferably made of nylon material, because the nylon material has good electrical insulation, which can avoid the short circuit between the column 41 and the control panel 2, improve the safety and reliability of use, and the structure makes the control panel 2 have good shock absorption effect, improves the stability of the internal connecting parts of the controller during transportation, and prolongs the service life of the controller.

[0030] Meanwhile, there is a gap 21 between the control panel 2 and the upper surface of the switching power supply 1, which can effectively avoid the short circuit caused by the contact between the pin on the control panel 2 and the switching power supply 1.

[0031] In this embodiment, the upper surface of the switching power supply 1 is provided with a heat dissipation hole 11 and an air outlet 12 arranged on one side of the heat dissipation hole 11, and at least part of the structure of the heat dissipation hole 11 and the air outlet 12 is exposed to the outside of the control panel 2, realizing the flow of air flow, controlling the temperature and humidity inside the control, further avoiding the short circuit condition, and ensuring the use reliability of the controller.

[0032] In this embodiment, the width of the control panel 2 is greater than the width of the switching power supply 1, the column 41 is respectively arranged at the four corner positions of the control panel 2, and the columns 41 on the same side are arranged on the outside of the switching power supply 1, so that the structure of the controller is compact, and the whole is more stable and firm.

[0033] Of course, the contact part of the base 4 and the outer cover 22 adopts a labyrinth sealing structure, so as to ensure the sealing of the outer cover 22.

[0034] In addition, the outer cover 22 is made of insulating and waterproof material, so as to ensure that the inside of the outer cover 22 will not be water and will not be conductive, which plays a protective role and further improves the use reliability of the controller.

[0035] The above is only a preferred embodiment of the present application, and does not limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A controller that improves safety and reliability of use, comprising: The base and the sealingly connected cover are characterized in that further comprising: a switching power supply installed on the base, a control panel arranged above the switching power supply, and an external plug-in assembly arranged on one side of the control panel, the control panel being arranged above the switching power supply through a plurality of columns.

2. The controller of claim 1, wherein, The column and the control panel are insulated.

3. The controller of claim 2, wherein, The inside of the contact part of the column and the control panel is filled with an insulating gasket.

4. The controller of claim 1, wherein There is a gap between the control panel and the upper surface of the switching power supply.

5. The controller of claim 1, wherein The upper surface of the switching power supply is provided with a heat dissipation hole and an air outlet arranged on one side of the heat dissipation hole, and at least part of the structure of the heat dissipation hole and the air outlet is exposed outside the control panel.

6. The controller of claim 1, wherein The width dimension of the control panel is greater than the width dimension of the switching power supply.

7. The controller of claim 1, wherein The contact part of the base and the cover adopts a labyrinth sealing structure.

8. The controller of claim 7, wherein, The cover is made of insulating waterproof material.

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