Protective switching power supply convenient to maintain

Abstract

The utility model discloses a protection type switch power supply convenient for maintenance, the switch power supply comprises a cover plate, a bottom plate, a connecting device, a cooling device and an alarm device, the cover plate is used as a closed housing for dust prevention, water prevention and normal use of the power supply, and the bottom plate is used as an installation base for connecting and fixing other parts. The connecting device serves as an interface between the power supply and the outside and is used for connecting and fixing an instrument needing electric energy conversion, the cooling device is used for dissipating heat in the electric energy conversion process, the situation that normal work of the power supply is affected by too high temperature is prevented, meanwhile, dangerous accidents caused by too high temperature can be avoided through timely heat dissipation, and the service life of the power supply is prolonged. And the alarm device is used for detecting the internal condition of the power supply in real time, and the alarm device gives an alarm once the temperature exceeds a normal range, so that dangerous accidents are prevented in advance.

Description

TECHNICAL FIELD

[0001] The utility model relates to switching power supply, concretely is a kind of protective switching power supply of easy maintenance. BACKGROUND

[0002] Switching power supply is a kind of high-efficiency electric energy conversion device, it converts the input AC or DC into required stable DC by high-frequency switching technology, compared with traditional linear power supply, switching power supply has the advantages such as small size, light weight, high efficiency, less heat, switching power supply adjusts output voltage by the rapid on-off of control switching device, and utilizes inductance, capacitor and other components to carry out filtering and energy storage, to realize high-efficiency electric energy conversion, currently, switching power supply is widely used in electronic equipment, communication system, industrial control, household appliance and other fields, provides stable and reliable power support for various equipment, provides great convenience for people's life.

[0003] However, the switching power supply on the market still has many defects and deficiencies, many switching power supply installation and maintenance are complex, aggravate the difficulty of subsequent staff maintenance, and some switching power supply has the problem of insufficient protection, has security risk, is easy to cause dangerous accident, therefore, the utility model provides a kind of protective switching power supply of easy maintenance, makes switching power supply easy to disassemble, realizes heat dissipation, dust prevention and other functions, guarantees that power supply carries out stably, still be equipped with internal detection device, prevents dangerous accident from happening. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of protective switching power supply of easy maintenance to solve the problems in the above background.

[0005] In order to solve the above technical problem, the utility model provides the following technical scheme:

[0006] A kind of protective switching power supply of easy maintenance, switching power supply includes cover plate, bottom plate, connecting device, cooling device and alarm device, cover plate and bottom plate are threadedly connected, connecting device and bottom plate are fastened connection, cooling device and cover plate are fastened connection, alarm device and bottom plate are fastened connection, cover plate is located in the upper of bottom plate, connecting device is located in the side of bottom plate, cooling device is located in the side of cover plate.

[0007] The cover plate serves as a closed shell for dust and water protection, ensuring normal use of the power supply. The bottom plate serves as a mounting base for connecting and fixing other components. The connecting device serves as an interface between the power supply and the outside world for connecting and fixing instruments that require power conversion. The cooling device is used to dissipate heat generated during power conversion to prevent high temperatures from affecting the normal operation of the power supply. Timely heat dissipation can prevent high temperatures from causing dangerous accidents, thereby playing a protective role. The alarm device is used to detect the internal conditions of the power supply in real time. Once the temperature exceeds the normal range, the alarm device will alarm to prevent dangerous accidents from occurring. Moreover, the cover plate and the bottom plate are connected by threads, making it easy to install and disassemble, which is conducive to subsequent maintenance and repair of the power supply switch.

[0008] Further, the cover plate is provided with a mounting port and a ventilation hole. The mounting port is sleeved on the outer circle of the connecting device, and the ventilation hole is provided with a plurality of ventilation holes which are evenly distributed on the side of the cover plate away from the cooling device.

[0009] The mounting port is used to facilitate the installation of the connecting device and prevent the cover plate from interfering with the installation process, causing inconvenience. The ventilation hole is used to help air circulation, dissipate heat in time, maintain internal and external pressure balance, protect internal components, and prolong the service life.

[0010] Further, the bottom plate is provided with electronic components, and the electronic components are electrically connected to the connecting device. The electronic components are provided with a plurality of electronic components.

[0011] The electronic components serve as core switching components to control the on-off of the current and achieve efficient conversion of electrical energy. A plurality of electronic components are evenly distributed on the bottom plate to modularize the electronic components and make them independent of each other, facilitating subsequent individual maintenance or replacement.

[0012] Further, the connecting device includes a connecting joint, a fixing bolt, and a switch key. The connecting joint and the fixing bolt are threadedly connected, and the connecting joint and the switch key are electrically connected. The connecting joint, the fixing bolt, and the switch key are provided with a plurality of connecting joints, fixing bolts, and switch keys. The fixing bolt is located above the connecting joint.

[0013] The connecting joint serves as a conductive device to facilitate the transmission of current. The fixing bolt is used to fix the wires connected to the connecting joint to prevent the wires from falling off and causing current leakage and electrical hazards. The switch key is used to control the on-off of the current and the size of the converted current. A plurality of connecting joints, fixing bolts, and switch keys can be used to connect multiple devices, making the device more practical.

[0014] Further, the cooling device includes a filter screen and a cooling fan. The filter screen and the cooling fan are snap-connected, and the cooling fan is tightly connected to the cover plate.

[0015] The filter screen is used for filtering the air entering the interior, preventing dust from entering and affecting the service life of the equipment, the cooling fan is used as a power equipment for generating air flow and blowing to the electronic components in the interior to cool the electronic components and ensure the normal work of the power switch while preventing the temperature from being too high to cause dangerous accidents.

[0016] Further, the alarm device comprises an alarm lamp and a temperature sensor, both of which are fixedly connected with the bottom plate and electrically connected with each other.

[0017] The alarm lamp is used for warning people and reminding people in danger, the temperature sensor is used for detecting the temperature in the interior in real time, the alarm lamp is bright red when the temperature sensor detects that the temperature in the interior is too high, and the alarm lamp is bright green when the temperature sensor detects that the temperature is normal, and the temperature sensor in the device adopts a CWDZ11 type sensor.

[0018] Further, the alarm device comprises an alarm lamp and a temperature sensor, both of which are fixedly connected with the bottom plate and electrically connected with each other.

[0019] The two alarm lamps are used for indicating the temperature in the interior under different conditions, and the plurality of temperature sensors are evenly distributed on the side of the bottom plate away from the connecting device, so that the temperature in the interior can be detected sufficiently and the detection result is more accurate.

[0020] Compared with the prior art, the utility model has the advantages that the cooling device is arranged to cool the heat generated in the process of electric energy conversion, prevent the temperature from being too high to affect the normal work of the power supply, and timely cooling can avoid the temperature from being too high to cause dangerous accidents, and the alarm device is arranged to detect the interior of the power supply in real time, and the alarm device alarms once the temperature exceeds the normal range, so that dangerous accidents can be prevented in advance, and the plurality of electronic components are evenly distributed on the bottom plate, so that the electronic component modules are independent of each other and convenient to maintain or replace. BRIEF DESCRIPTION OF DRAWINGS

[0021] The drawings are used to provide a further understanding of the utility model and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation on the utility model.

[0022] Figure 1 It is the overall structure schematic view of the utility model;

[0023] Figure 2 It is the cover plate structure schematic view of the utility model;

[0024] Figure 3 is the bottom plate structure schematic view of the utility model;

[0025] Figure 4 is the connecting device structure schematic view of the utility model.

[0026] In the drawing: 1 - cover plate, 2 - bottom plate, 3 - connecting device, 4 - cooling device, 5 - alarm device, 11 - installation mouth, 12 - ventilation hole, 21 - electronic component, 31 - connecting joint, 32 - fixed bolt, 33 - switch button, 41 - filter screen, 42 - cooling fan, 51 - alarm lamp, 52 - temperature sensor. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] Please refer to Figures 1-4 The utility model provides technical schemes:

[0029] As Figure 1 shown, a protective switching power supply convenient to maintain, switching power supply includes cover plate 1, bottom plate 2, connecting device 3, cooling device 4 and alarm device 5, cover plate 1 and bottom plate 2 are threadedly connected, connecting device 3 and bottom plate 2 are fastened to connect, cooling device 4 and cover plate 1 are fastened to connect, alarm device 5 and bottom plate 2 are fastened to connect, cover plate 1 is located above bottom plate 2, connecting device 3 is located at one side of bottom plate 2, cooling device 4 is located at one side of cover plate 1.

[0030] Cover plate 1 as closed shell, is used for dustproof, waterproof, guarantees the normal use of power supply, bottom plate 2 as installation base, is used for connecting and fixing other components, connecting device 3 as power supply and interface with the outside, is used for connecting and fixing the instrument needing to convert electric energy, cooling device 4 is used for heat dissipation treatment to the heat in the process of electric energy conversion, prevents temperature from being too high and influences the normal work of power supply, and timely heat dissipation can avoid temperature from being too high and cause dangerous accident, plays a protective role, alarm device 5 is used for real-time detection of power supply internal condition, once temperature exceeds normal range, alarm device 5 alarms, prevents dangerous accident in advance, and cover plate 1 and bottom plate 2 are arranged into threadedly connected, convenient to install and disassemble, is favorable to subsequent maintenance and maintenance of power switch.

[0031] As Figure 2As shown, the cover plate 1 is provided with a mounting port 11 and a ventilation hole 12, the mounting port 11 is sleeved on the outer ring of the connecting device 3, and the ventilation hole 12 is provided with a plurality of ventilation holes 12 which are uniformly distributed on the side of the cover plate 1 away from the cooling device 4.

[0032] The mounting port 11 is used to facilitate the installation of the connecting device 3, while preventing the cover plate 1 from interfering with the installation process, causing inconvenience in installation, and the ventilation hole 12 is used to help air circulation, dissipate heat in time, and maintain internal and external pressure balance, protect internal components, and prolong service life.

[0033] As shown in the figure, Figure 2 As shown, the bottom plate 2 is provided with electronic elements 21, the electronic elements 21 are electrically connected with the connecting device 3, and the electronic elements 21 are provided with a plurality of electronic elements 21.

[0034] The electronic element 21 is used as a core switching element to control the on-off of current and realize efficient conversion of electric energy, and a plurality of electronic elements 21 are uniformly distributed on the bottom plate 2 to modularize the electronic element 21 and make them independent of each other, facilitating subsequent individual maintenance or replacement.

[0035] As shown in the figure, Figures 3-4 As shown, the connecting device 3 includes a connecting joint 31, a fixing bolt 32 and a switch button 33, the connecting joint 31 and the fixing bolt 32 are threadedly connected, the connecting joint 31 and the switch button 33 are electrically connected, the connecting joint 31, the fixing bolt 32 and the switch button 33 are provided with a plurality of connecting joints 31, fixing bolts 32 and switch buttons 33, and the fixing bolt 32 is located above the connecting joint 31.

[0036] The connecting joint 31 is used as a conductive device to realize the transmission of current, the fixing bolt 32 is used to fix the wire connected to the connecting joint 31 to prevent the wire from falling off and causing current leakage and electrical hazards, and the switch button 33 is used to control the on-off of current and the size of converted current, and a plurality of connecting joints 31, fixing bolts 32 and switch buttons 33 are provided to realize the connection of multiple devices and have higher practicality.

[0037] As shown in the figure, Figure 2 As shown, the cooling device 4 includes a filter screen 41 and a cooling fan 42, the filter screen 41 and the cooling fan 42 are snap connected, and the cooling fan 42 is tightly connected with the cover plate 1.

[0038] The filter screen 41 is used to filter the air entering the interior to prevent dust from entering and affecting the service life of the device, and the cooling fan 42 is used as a power device to generate airflow and blow to the electronic elements 21 inside to dissipate heat and ensure the normal operation of the power switch, while preventing the temperature from being too high to cause dangerous accidents.

[0039] As shown in the figure, Figures 3-4As shown, the alarm device 5 includes an alarm lamp 51 and a temperature sensor 52, both of which are fixedly connected to the bottom plate 2, and the alarm lamp 51 and the temperature sensor 52 are electrically connected.

[0040] The alarm lamp 51 is used to warn people and remind people in danger, and the temperature sensor 52 is used to detect the internal temperature in real time; when the temperature sensor 52 detects that the internal temperature is too high, the alarm lamp 51 lights up red, and when the temperature sensor 52 detects that the temperature is normal, the alarm lamp 51 lights up green; the temperature sensor 52 in the device adopts a CWDZ11 type sensor.

[0041] As shown in the drawings, Figures 3-4 Two alarm lamps 51 are arranged on one side of the bottom plate 2 close to the connecting device 3, and a plurality of temperature sensors 52 are arranged on the other side of the bottom plate 2 away from the connecting device 3.

[0042] Two alarm lamps 51 are arranged to indicate the internal temperature under different conditions, and a plurality of temperature sensors 52 are arranged on the other side of the bottom plate 2 away from the connecting device 3, so that the internal temperature can be fully detected, and the detection result is more accurate and accurate.

[0043] The working principle of the utility model is: each module electronic element 21 is independently installed on the bottom plate 2, then the connecting device 3 is installed on the bottom plate 2, the electronic element 21 and the connecting device 3 are connected by wires, the cover plate 1 is covered, and the installation of the power switch is completed; in use, the wires of the equipment needing to be connected with the power switch are connected to the connecting connector 31, the fixing bolt 32 is unscrewed, the wires are fixed, and the switch key 33 is opened; in the use process, the cooling fan 42 is opened, the air passing through the filter screen 41 is blown into the interior to cool down, when the temperature sensor 52 detects that the internal temperature is too high, the alarm lamp 51 lights up red, and when the temperature sensor 52 detects that the temperature is normal, the alarm lamp 51 lights up green, indicating that everything is normal.

[0044] It should be noted that, in this text, relational terms such as first and second are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or device.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A shielded switching power supply that is easy to maintain, characterized by: The switch power supply includes a cover plate (1), a bottom plate (2), a connecting device (3), a cooling device (4) and an alarm device (5), the cover plate (1) and the bottom plate (2) are threadedly connected, the connecting device (3) and the bottom plate (2) are fixedly connected, the cooling device (4) and the cover plate (1) are fixedly connected, the alarm device (5) and the bottom plate (2) are fixedly connected, the cover plate (1) is above the bottom plate (2), the connecting device (3) is on one side of the bottom plate (2), and the cooling device (4) is on one side of the cover plate (1).

2. The shielded switching power supply of claim 1, wherein: The cover plate (1) is provided with a mounting port (11) and a ventilation hole (12), the mounting port (11) is sleeved on the outer ring of the connecting device (3), and the ventilation hole (12) is provided with a plurality of ventilation holes (12) which are evenly distributed on the side of the cover plate (1) away from the cooling device (4).

3. The shielded switching power supply of claim 1, wherein: The bottom plate (2) is provided with an electronic element (21), the electronic element (21) and the connecting device (3) are electrically connected, and the electronic element (21) is provided with a plurality of electronic elements (21).

4. The shielded switching power supply of claim 1, wherein: The connecting device (3) includes a connecting joint (31), a fixing bolt (32) and a switch key (33), the connecting joint (31) and the fixing bolt (32) are threadedly connected, the connecting joint (31) and the switch key (33) are electrically connected, the connecting joint (31), the fixing bolt (32) and the switch key (33) are all provided with a plurality of connecting joints (31), fixing bolts (32) and switch keys (33), and the fixing bolt (32) is above the connecting joint (31).

5. The shielded switching power supply of claim 2, wherein: The cooling device (4) includes a filter screen (41) and a cooling fan (42), the filter screen (41) and the cooling fan (42) are buckled, and the cooling fan (42) and the cover plate (1) are fixedly connected.

6. The shielded switching power supply of claim 3, wherein: The alarm device (5) includes an alarm lamp (51) and a temperature sensor (52), the alarm lamp (51) and the temperature sensor (52) are fixedly connected with the bottom plate (2), and the alarm lamp (51) and the temperature sensor (52) are electrically connected.

7. A shielded switching power supply for facilitating maintenance according to claim 6, characterized in that: The alarm lamp (51) is provided with two alarm lamps (51), the two alarm lamps (51) are located on the side of the bottom plate (2) close to the connecting device (3), the temperature sensor (52) is provided with a plurality of temperature sensors (52), and the plurality of temperature sensors (52) are evenly distributed inside the side of the bottom plate (2) away from the connecting device (3).

Images