Shell structure of isolator

Abstract

The utility model relates to the technical field of isolators, in particular to a shell structure of an isolator, which comprises an isolator body and a heat dissipation shell group, and the heat dissipation shell group comprises a shell, a heat dissipation plate and a heat dissipation fan. The heat dissipation shell set is used for protecting the isolator body and conducting heat dissipation protection on the isolator body, specifically, the isolator body is protected through the shell, the isolator body is prevented from being damaged by foreign objects, heat generated during operation of the isolator body is dissipated through heat dissipation holes in the shell at ordinary times, and when the isolator body operates for a long time and generates heat, the heat dissipation holes are formed in the shell. Heat of the isolator body is absorbed through the heat dissipation plate, the absorbed heat is transmitted to the outside of the shell for heat dissipation, meanwhile, the controller starts the heat dissipation fan to operate, air is blown to the isolator body in the shell for heat dissipation, hot air is discharged through the heat dissipation holes in the shell, and the heat dissipation efficiency is improved through double-layer heat dissipation of the heat dissipation plate and the heat dissipation fan. And therefore, the high-temperature isolator body can be quickly cooled.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of isolator, especially to a shell structure of isolator. BACKGROUND

[0002] The isolator is a kind of linear optical coupling isolation principle, input signal is converted output, input, output and working power supply three mutual isolation, especially suitable for the equipment instrument that needs to be electrically isolated, it is important component in industrial control system, in recent years, with the rapid development of industrial control system, the application of isolator also popular with it.

[0003] At present, prior art CN221381554U discloses an activity card joint type industrial photoelectric isolator, and relates to the technical field of photoelectric isolator, including photoelectric isolator shell, the bottom of photoelectric isolator shell is provided with heat conduction plate, the top of heat conduction plate is provided with photoelectric isolator, the both ends of photoelectric isolator are provided with a plurality of pipes, the both sides of the inner wall of photoelectric isolator shell are provided with fixed mechanism;The both ends of photoelectric isolator shell are provided with through hole, the top of photoelectric isolator shell is provided with photoelectric isolator shell cover, the bottom of photoelectric isolator shell cover is provided with the buckle mechanism matched with through hole;The both ends of photoelectric isolator shell are provided with the connecting hole matched with pipe.This utility model can realize the activity card joint of connecting mechanism through the cooperation between card joint block and card joint groove, wire is inserted from protective rubber sleeve, is fixed on connecting block through gasket, protective rubber sleeve ensures that wire is inserted vertically, prevents wire end from being bent and damaged, avoids affecting signal transmission, increases work efficiency.

[0004] But the above-mentioned isolator is cooled through the heat dissipation hole on the shell, and the cooling effect is poor, and the isolator is prone to short circuit due to high temperature in long-time or high-intensity processing, resulting in short overall service life. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of shell structure of isolator, to solve the single heat dissipation hole cooling mode of existing isolator shell, poor cooling effect, isolator long-time or high-intensity processing, prone to short circuit due to high temperature, resulting in short overall service life Problem.

[0006] To achieve the above object, the utility model provides a kind of shell structure of isolator, including isolator body and heat dissipation shell group, the heat dissipation shell group is set to the isolator body outside, the heat dissipation shell group includes shell, heat dissipation plate and heat dissipation fan;The heat dissipation plate is fixedly connected with the shell and penetrates the shell, the isolator body is fixedly connected with the heat dissipation plate, and located in the heat dissipation plate side, the heat dissipation fan is detachably connected with the shell, and located in the shell side.

[0007] The heat dissipation plate comprises a heat-conducting silica gel pad, a heat-conducting plate and heat dissipation fins, the heat-conducting silica gel pad is located on one side of the isolator body, the heat-conducting plate is fixedly connected with the heat-conducting silica gel pad and the shell and is located between the shell and the heat-conducting silica gel pad, and the heat dissipation fins are fixedly connected with the heat-conducting plate and are located on the side of the heat-conducting plate away from the isolator body.

[0008] The heat dissipation fan comprises a mounting frame and a fan body, the mounting frame is detachably connected with the shell and is located on one side of the shell, and the fan body is arranged on one side of the mounting frame.

[0009] The shell structure of the isolator further comprises a dust cover and a dust screen, the dust cover is detachably connected with the mounting frame and is located on the outer side of the mounting frame, and the dust screen is fixedly connected with the shell and is located on the side of the shell close to the heat dissipation fins.

[0010] The dust cover comprises a clamping frame and a cover body, the clamping frame is detachably connected with the mounting frame and is located on the outer side of the mounting frame, and the cover body is fixedly connected with the clamping frame and is located on one side of the clamping frame.

[0011] The shell structure of the isolator, the heat dissipation shell group is used for protecting the isolator body and performing heat dissipation protection on the isolator body, specifically, the isolator body is protected by the shell, so that the isolator body is prevented from being damaged by external objects, and the heat generated by the isolator body during operation is dissipated through the heat dissipation holes in the shell, when the isolator body generates heat during long-time operation, the heat dissipation plate absorbs the heat of the isolator body and transmits the absorbed heat to the outside of the shell for heat dissipation, and the controller starts the heat dissipation fan to blow air to the isolator body in the shell for heat dissipation, and the hot air is discharged through the heat dissipation holes in the shell, so that the isolator body is rapidly cooled through the double-layer heat dissipation of the heat dissipation plate and the heat dissipation fan, and the problems of single heat dissipation mode of the heat dissipation holes in the shell, poor heat dissipation effect, short circuit caused by high temperature during long-time or high-intensity processing of the isolator and short service life of the whole isolator are solved. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced.

[0013] Figure 1 is a structural schematic view of the shell structure of the isolator.

[0014] Figure 2It is a front view of the shell structure of the isolator.

[0015] Figure 3 It is Figure 2 Sectional view along A-A plane.

[0016] In the figure: 1-isolator body, 2-heat dissipation shell group, 3-outer shell, 4-heat dissipation plate, 5-heat dissipation fan, 6-heat-conducting silica gel pad, 7-heat-conducting plate, 8-heat dissipation fin, 9-mounting frame, 10-fan body, 11-dust cover, 12-dust screen, 13-clamping frame, 14-cover body. DETAILED DESCRIPTION

[0017] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0018] Please refer to Figures 1 to 3 The present application provides a kind of shell structure of isolator, including isolator body 1 and heat dissipation shell group 2, the heat dissipation shell group 2 is set to the outer side of the isolator body 1, the heat dissipation shell group 2 includes outer shell 3, heat dissipation plate 4 and heat dissipation fan 5;The heat dissipation plate 4 is fixedly connected with the outer shell 3, and penetrates the outer shell 3, the isolator body 1 is fixedly connected with the heat dissipation plate 4, and is located in one side of the heat dissipation plate 4, the heat dissipation fan 5 is detachably connected with the outer shell 3, and is located in one side of the outer shell 3.

[0019] In the present embodiment, the heat dissipation shell group 2 is used to protect the isolator body 1 and heat dissipation protection to the isolator body 1, specifically, the isolator body 1 is protected by the outer shell 3, to avoid the isolator body 1 is damaged by external object, usually, the heat of the isolator body 1 operation is heat dissipated through the heat dissipation hole on the outer shell 3, when the isolator body 1 generates heat for a long time, the heat of the isolator body 1 is absorbed by the heat dissipation plate 4, and the absorbed heat is transferred to the outside of the outer shell 3 for heat dissipation, at the same time, the controller starts the heat dissipation fan 5 operation, and blows the isolator body 1 in the outer shell 3 for heat dissipation, hot air is discharged through the heat dissipation hole on the outer shell 3, by the double-layer heat dissipation of the heat dissipation plate 4 and the heat dissipation fan 5, so that the isolator body 1 of high temperature is quickly heat dissipated and cooled down, solve the single heat dissipation mode of the heat dissipation hole of the existing isolator shell, the heat dissipation effect is poor, the isolator is long time or high intensity processing, and the short circuit phenomenon caused by high temperature is easy, lead to the problem of short overall service life.

[0020] Further, the heat dissipation plate 4 comprises a heat-conducting silica gel pad 6, a heat-conducting plate 7 and heat dissipation fins 8, the heat-conducting silica gel pad 6 is located on one side of the isolator body 1, the heat-conducting plate 7 is fixedly connected with the heat-conducting silica gel pad 6 and the shell 3, and is located between the shell 3 and the heat-conducting silica gel pad 6, and the heat dissipation fins 8 are fixedly connected with the heat-conducting plate 7 and are located on the side of the heat-conducting plate 7 away from the isolator body 1.

[0021] In the embodiment, the heat-conducting plate 7 and the heat dissipation fins 8 are made of metal material with good uniform heat conduction, and the heat dissipation fins 8 have better heat conduction than the heat-conducting plate 7, and the heat-conducting silica gel pad 6 is arranged to reduce the contact area between the isolator bodies 1 and improve the effect of absorbing heat of the isolator body 1 by the heat dissipation plate 4.

[0022] Further, the heat dissipation fan 5 comprises a mounting frame 9 and a fan body 10, the mounting frame 9 is detachably connected with the shell 3 and is located on one side of the shell 3, and the fan body 10 is arranged on one side of the mounting frame 9.

[0023] In the embodiment, the mounting frame 9 is fixed on the shell 3 to provide mounting conditions for the fan body 10, the fan body 10 is controlled by the controller to blow air into the shell 3 to dissipate heat, so that the isolator body 1 can be quickly cooled.

[0024] Further, the shell structure of the isolator further comprises a dust cover 11 and a dust screen 12, the dust cover 11 is detachably connected with the mounting frame 9 and is located on the outer side of the mounting frame 9, and the dust screen 12 is fixedly connected with the shell 3 and is located on the side of the shell 3 close to the heat dissipation fins 8.

[0025] In the embodiment, the dust cover 11 and the dust screen 12 are arranged to protect the isolator body 1 installed in the shell 3 from dust, the dust cover 11 avoids the heat dissipation fan 5 from inhaling external dust when blowing air, and the arrangement of the dust screen 12 avoids dust from entering the shell 3 through the heat dissipation holes on the shell 3.

[0026] Further, the dust cover 11 comprises a clamping frame 13 and a cover body 14, the clamping frame 13 is detachably connected with the mounting frame 9 and is located on the outer side of the mounting frame 9, and the cover body 14 is fixedly connected with the clamping frame 13 and is located on one side of the clamping frame 13.

[0027] In the embodiment, the clamping frame 13 provides mounting conditions for the cover body 14, the clamping frame 13 is clamped with the mounting frame 9, so that the cover body 14 is mounted on the outer side of the heat dissipation fan 5, avoiding the heat dissipation fan 5 from inhaling external dust when blowing air.

[0028] The above-described is only a preferred embodiment of the shell structure of the isolator of the present application, and cannot be used to limit the scope of the present application. Those skilled in the art can understand that all or part of the processes described above can be implemented, and equivalent changes made in accordance with the claims of the present application, still fall within the scope of the present application.

Claims

1. A housing structure of an isolator characterized by ； The isolation body and the heat dissipation shell group are arranged outside the isolation body, and the heat dissipation shell group comprises a shell, a heat dissipation plate and a heat dissipation fan; The heat dissipation plate is fixedly connected with the shell and penetrates the shell, the isolation body is fixedly connected with the heat dissipation plate and located at one side of the heat dissipation plate, and the heat dissipation fan is detachably connected with the shell and located at one side of the shell.

2. The housing structure of the isolator according to claim 1, wherein ； The heat dissipation plate comprises a heat-conducting silica gel pad, a heat-conducting plate and heat dissipation fins, the heat-conducting silica gel pad is located at one side of the isolation body, the heat-conducting plate is fixedly connected with the heat-conducting silica gel pad and the shell and located between the shell and the heat-conducting silica gel pad, and the heat dissipation fins are fixedly connected with the heat-conducting plate and located at one side of the heat-conducting plate away from the isolation body.

3. The housing structure of the isolator according to claim 2, wherein ； The heat dissipation fan comprises a mounting frame and a fan body, the mounting frame is detachably connected with the shell and located at one side of the shell, and the fan body is arranged at one side of the mounting frame.

4. The shell structure of the isolator according to claim 3, wherein; The shell structure of the isolator further comprises a dust cover and a dust screen, the dust cover is detachably connected with the mounting frame and located outside the mounting frame, and the dust screen is fixedly connected with the shell and located at one side of the shell close to the heat dissipation fins.

5. The housing structure of the isolator according to claim 4, wherein ； The dust cover comprises a clamping frame and a cover body, the clamping frame is detachably connected with the mounting frame and located outside the mounting frame, and the cover body is fixedly connected with the clamping frame and located at one side of the clamping frame.

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