CN211831447U - PLC electrical automation control device with good heat dissipation effect - Google Patents

Abstract

The utility model discloses a PLC electrical automation control device with good heat dissipation effect. A heat dissipation component is installed inside a protection box, heat dissipation holes are evenly opened on the side of a side plate away from a PLC controller body, and heat pipes are evenly installed in the installation groove. There is a ventilation opening at the top, cooling fans are installed on both sides of the top of the heat-conducting plate, mounting components are installed on both sides of the protection box, the heat-conducting plate is welded with a clip at the position corresponding to the slot, and a spring is evenly installed inside the fixing slot, and one end of the clip is A rotating baffle is installed on the rotating shaft, and the heat emitted by the PLC controller body of the utility model will be transmitted to the heat pipe through the heat conduction plate, and then reach the air in the protection box, and the top of the heat pipe will be dissipated by a cooling fan to reduce the temperature of the heat pipe. Then, the temperature of the PLC controller body is lowered, the heat is discharged in time, and the normal operation of the device is ensured.

Description

A PLC electrical automation control device with good heat dissipation effect

technical field

The utility model relates to the technical field of automatic control devices, in particular to a PLC electrical automatic control device with good heat dissipation effect.

Background technique

The full name of PLC is programmable logic controller, a digital operation controller with microprocessor for automatic control, which can load control instructions into memory at any time for storage and execution. Its advantages in scalability and reliability make It is widely used in various industrial control fields at present.

In the patent with the application number 201920320246.5, "a PLC-based electrical automation control device", the patent is designed and installed with a fixed plate on one side of the protective box, etc., which can increase the stability of the cable when the device is in use, and is convenient to ensure the safety of the device. Normal use, but the device will emit a lot of heat during use. If it is not exported in time, it will affect its normal use.

Utility model content

The utility model provides a PLC electrical automation control device with good heat dissipation effect, which can effectively solve the problem that the device proposed in the above-mentioned background technology will dissipate a large amount of heat during use.

In order to achieve the above purpose, the utility model provides the following technical solutions: a PLC electrical automation control device with good heat dissipation effect, comprising a protection box, a heat dissipation assembly is installed inside the protection box, and the heat dissipation assembly includes a side plate, a heat dissipation hole, Backplanes, mounting slots, heat pipes, heat conduction plates, vents, heat sinks and cooling fans;

The two side plates are respectively installed at both ends of the inside of the protection box, the two ends of the top surface and the bottom surface of the side protection box are provided with heat dissipation holes, the middle part of the inner part of the protection box is installed with a back plate, and the middle part of the side plate and the back plate There are installation grooves, the heat pipes are evenly installed inside the installation grooves, the heat conduction plate is inlaid in the middle of the installation grooves, the two ends of the installation grooves are provided with ventilation openings, and the top of the heat pipes is evenly installed at the corresponding ventilation openings There are cooling fins, and cooling fans are installed on both sides of the top of the heat-conducting plate of the side plate, and the input end of the cooling fan is electrically connected with the output end of the external power supply.

Preferably, a thermally conductive silica gel sheet is bonded to the middle of the front side of the thermally conductive plate located on the front of the backplane.

Preferably, sliding grooves are provided at both ends of the back of the back plate, a sliding plate is slidably installed inside the sliding groove, a mounting hole is opened in the middle of the front of the sliding plate, and the longitudinal sections of the sliding plate and the sliding groove are T type.

Preferably, the heat conducting plates are provided with arc-shaped positioning grooves corresponding to the heat pipes, and the diameter of the arc-shaped positioning grooves is equal to the diameter of the heat pipes.

Preferably, a PLC controller body is arranged in the middle of the front of the backplane, and an installation component is arranged on the front of the backplane, and the installation component includes a slot, a clip, a fixing slot, a spring, a rubber strip and a rotating baffle;

The two card slots are respectively opened in the middle of the two sides of the PLC controller body, the heat conduction plate is welded with a clip at the position corresponding to the card slot, a fixing slot is opened on the side of the clip, and springs are evenly installed inside the fixing slot. One end of the spring is bonded with a rubber strip, and one end of the clip is installed with a rotating blocking piece through a rotating shaft.

Preferably, the length and width of the fixing groove are respectively the same as the length and width of the rubber strip.

Preferably, the length of the rotating block is twice the thickness of the clip.

Compared with the prior art, the beneficial effects of the present utility model: the utility model has a scientific and reasonable structure, and is safe and convenient to use:

1. Equipped with heat dissipation components, the heat emitted by the PLC controller body will be transmitted to the heat pipe through the heat conduction plate, and then dissipated to the air inside the protection box, and the top of the heat pipe will be dissipated by the cooling fan to reduce the temperature of the heat pipe and protect the inside of the box. The temperature is lowered, thereby reducing the temperature of the PLC controller body, and the heat is discharged in time to ensure the normal operation of the device.

2. There is an installation component, the clip is embedded into the card slot, and the PLC controller body is installed on the front of the backplane by turning the rotating baffle plate, which is convenient for installation and disassembly, and is convenient for maintenance and replacement.

3. The back of the PLC controller body is protected by the backplane. A soft thermally conductive silicone sheet is arranged between the backplane and the PLC controller body. The spring pushes the rubber strip to clamp the PLC controller body. The thermally conductive silicone sheet and the spring absorb vibration. The PLC controller body is not in direct contact with the protection box, and the vibration reduction effect is good.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

Fig. 1 is the structural representation of the present utility model;

2 is a schematic diagram of the installation structure of the backplane of the present utility model;

3 is a schematic diagram of the installation structure of the cooling fan of the present invention;

4 is a schematic diagram of the installation structure of the sliding plate of the present invention;

5 is a schematic diagram of the installation structure of the clip of the present invention;

Labels in the figure: 1. Protective box;

2. Heat dissipation assembly; 201, side plate; 202, heat dissipation hole; 203, back plate; 204, installation slot; 205, heat pipe; 206, heat conduction plate; 207, vent; 208, heat sink; 209, cooling fan;

3. Thermal silica gel sheet; 4. Chute; 5. Sliding plate; 6. Mounting hole; 7. PLC controller body 7;

8. Installation components; 801, card slot; 802, clip; 803, fixed slot; 804, spring; 805, rubber strip; 806, rotating baffle.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Embodiment: As shown in Figures 1-5, the present invention provides a technical solution, a PLC electrical automation control device with good heat dissipation effect, comprising a protection box 1, a heat dissipation component 2 is installed inside the protection box 1, and the heat dissipation component 2 Including side plate 201, heat dissipation hole 202, back plate 203, installation slot 204, heat pipe 205, heat conduction plate 206, air vent 207, heat sink 208 and heat dissipation fan 209;

The two side plates 201 are respectively installed at both ends of the inside of the protection box 1 , the top surface and the bottom surface of the side protection box 1 are provided with heat dissipation holes 202 , the inner middle of the protection box 1 is installed with a back plate 203 , and both ends of the back plate 203 are opened at both ends. There is a chute 4, a sliding plate 5 is slidably installed inside the chute 4, and a mounting hole 6 is opened in the middle of the front of the sliding plate 5. The longitudinal sections of the sliding plate 5 and the chute 4 are T-shaped, which is convenient for installing the back plate 203 and the side plate 201 A mounting slot 204 is opened in the middle of the backplane 203 and the mounting slot 204. The heat pipe 205 is evenly installed in the mounting slot 204. 3. Fill the gap between the front surface of the heat conduction plate 206 on the front of the back plate 203 and the back surface of the PLC controller body 7, the heat conduction plate 206 corresponding to the heat pipe 205 is provided with an arc-shaped positioning groove, and the diameter of the arc-shaped positioning groove is equal to the diameter of the heat pipe 205, It is convenient for the heat pipe 205 to limit the position of the heat pipe 205 by the heat pipe 206 , the two ends of the installation groove 204 are provided with ventilation holes 207 , and the top of the heat pipe 205 corresponding to the ventilation holes 207 is evenly installed with heat sinks 208 , located on both sides of the top of the heat pipe 206 of the side plate 201 . A cooling fan 209 is installed in each, and the input end of the cooling fan 209 is electrically connected to the output end of the external power supply.

The PLC controller body 7 is arranged in the middle of the front of the back plate 203 , and the installation assembly 8 is arranged on the front of the back plate 203 . ;

The two card slots 801 are respectively opened in the middle of the two sides of the PLC controller body 7, the heat-conducting plate 206 is welded with a clip 802 at the position corresponding to the card slot 801, the side of the clip 802 is provided with a fixing slot 803, and the inside of the fixing slot 803 is evenly installed with springs 804. One end of the spring 804 is bonded with a rubber strip 805. The length and width of the fixing groove 803 are respectively the same as the length and width of the rubber strip 805, which is convenient for the rubber strip 805 to slide inside the fixing groove 803. One end of the clip 802 is installed with a rotating block through the rotating shaft. 806 , the length of the rotating blocking piece 806 is twice the thickness of the clip 802 , which is convenient for the rotating blocking piece 806 to block the PLC controller body 7 and prevent the PLC controller body 7 from falling.

The working principle and use process of the utility model: pull the sliding plate 5 along the chute 4, pull the sliding plate 5 out, install the screws inside the installation hole 6 and fix it inside the protection box 1, and install the back plate 203 in the designated position, Then, align the clip 802 with the slot 801, and insert the clip 802 into the slot 801 until the back of the PLC controller body 7 is bonded to the front of the thermally conductive silicone sheet 3, and the front of the PLC controller 7 is flat with the end surface of the side plate 201 By turning and rotating the blocking plate 806, the PLC controller body 7 is clamped, and the PLC controller body 7 is installed between the two side plates 201, which is convenient for installation and disassembly, and facilitates maintenance and replacement. The end of the PLC controller body 7 There is enough space for wiring;

When the PLC controller body 7 is running, the heat dissipated will be transferred to the heat pipe 205 through the heat conduction plate 206, and the cooling fan 209 will be activated. The model of the cooling fan 209 is G12038HA2SL. The heat conduction area, the heat is discharged from the vent 207 and the heat dissipation hole 202, the temperature of the heat pipe 205 is reduced, the internal temperature of the protection box 1 is reduced, and the temperature of the PLC controller body 7 is reduced, and the heat is discharged in time to ensure the normal operation of the device. 203 protects the back of the PLC controller body 7, a soft thermally conductive silica gel sheet 3 is arranged between the back plate 203 and the PLC controller body 7, the spring 804 pushes the rubber strip 805 to clamp the PLC controller body 7, the thermally conductive silica gel sheet 3 and The spring 804 absorbs vibration, the PLC controller body 7 does not directly contact the protection box 1, and the vibration reduction effect is good.

Finally, it should be noted that the above is only a preferred example of the present utility model, and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a PLC electrical automation control device that radiating effect is good, includes guard box (1), its characterized in that: the heat dissipation assembly (2) is installed inside the protection box (1), and the heat dissipation assembly (2) comprises a side plate (201), a heat dissipation hole (202), a back plate (203), a mounting groove (204), a heat pipe (205), a heat conduction plate (206), a ventilation opening (207), a heat dissipation fin (208) and a heat dissipation fan (209);

two curb plate (201) are installed respectively in guard box (1) inside both ends, louvre (202) have been seted up at guard box (1) top surface and bottom surface both ends, the inside mid-mounting of guard box (1) has backplate (203), mounting groove (204) have all been seted up at curb plate (201) and backplate (203) middle part, heat pipe (205) are evenly installed to mounting groove (204) inside, mounting groove (204) middle part department inlays and has heat-conducting plate (206), mounting groove (204) both ends all locate to have seted up vent (207), heat pipe (205) top corresponds vent (207) and locates to evenly install fin (208), is located radiator fan (209) are all installed to heat-conducting plate (206) top both sides of curb plate (201), radiator fan (209) input links to each other with external power supply output electrical property.

2. The PLC automatic control device with a good heat dissipation effect according to claim 1, wherein: and a heat-conducting silica gel sheet (3) is bonded in the middle of the front surface of the heat-conducting plate (206) positioned on the front surface of the back plate (203).

3. The PLC automatic control device with a good heat dissipation effect according to claim 1, wherein: the back plate is characterized in that sliding grooves (4) are formed in two ends of the back face of the back plate (203), sliding plates (5) are slidably mounted inside the sliding grooves (4), mounting holes (6) are formed in the middle of the front faces of the sliding plates (5), and the longitudinal sections of the sliding plates (5) and the sliding grooves (4) are T-shaped.

4. The PLC automatic control device with a good heat dissipation effect according to claim 1, wherein: the heat-conducting plate (206) is provided with arc-shaped positioning grooves corresponding to the heat pipes (205), and the diameters of the arc-shaped positioning grooves are equal to the diameters of the heat pipes (205).

5. The PLC automatic control device with a good heat dissipation effect according to claim 1, wherein: the PLC controller body (7) is arranged in the middle of the front face of the back plate (203), the mounting assembly (8) is arranged on the front face of the back plate (203), and the mounting assembly (8) comprises a clamping groove (801), a clamping strip (802), a fixing groove (803), a spring (804), a rubber strip (805) and a rotating blocking piece (806);

two PLC controller body (7) both sides middle part is seted up respectively in draw-in groove (801), heat-conducting plate (206) correspond draw-in groove (801) position department welding has card strip (802), fixed slot (803) have been seted up to card strip (802) side, spring (804) are evenly installed to fixed slot (803) inside, spring (804) one end bonds and has rubber strip (805), rotation separation blade (806) are installed through the pivot to card strip (802) one end.

6. The PLC electrical automation control device with good heat dissipation effect as claimed in claim 5, wherein: the length and the width of the fixing groove (803) are respectively the same as those of the rubber strip (805).

7. The PLC electrical automation control device with good heat dissipation effect as claimed in claim 5, wherein: the length of the rotating baffle plate (806) is twice of the thickness of the clamping strip (802).

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