Damp-proof rear cover type display module of charging pile

Abstract

The utility model relates to the field of charging pile display screens, in particular to a charging pile moisture-proof rear cover type display module, which comprises a metal plate, a protective lens, a rear sealing shell, a display and a driving circuit board, the display is adhered to the inner side of the protective lens, and the driving circuit board is connected with the display; the protective lens and the rear sealing shell are respectively adhered to two sides of the metal plate to form a sealing structure, and the display is fixed in the middle of the sealing structure in a sealing manner, so that water vapor can be prevented from entering the display module. The damp-proof rear cover type display module of the charging pile can effectively resist the influence of an outdoor humid environment and ensure that a display can stably operate under various severe weather conditions, the heat dissipation performance, the attractiveness and the installation convenience can be considered, the reliability and durability of the outdoor charging pile can be remarkably improved through the technology, the user experience is optimized, and the practicability is high. And the healthy development of the electric automobile industry is promoted.

Description

TECHNICAL FIELD

[0001] The utility model relates to charging pile display screen field, more specifically, relate to a kind of charging pile moisture-proof back cover type display module. BACKGROUND

[0002] With the rapid development of electric vehicle industry, as the key infrastructure of electric vehicle endurance, the popularity rate and importance of outdoor charging pile are increasingly prominent, in outdoor charging pile, display plays an important role in user interaction, for showing charging state, remaining charging time, fee settlement and other key information, greatly improve user experience and charging efficiency, however, the display of outdoor charging pile is exposed to outdoor environment for a long time, especially in the face of wet, rain invasion and other adverse conditions, its stability and durability face severe challenges.

[0003] The influence of humid environment on outdoor charging pile display mainly shows in the following aspects: first, water penetration can cause corrosion of electronic components and circuit boards inside the display, causing short circuit, poor signal transmission and other faults, which can directly lead to display failure in severe cases;Second, water droplets or water mist on the surface of display screen can seriously affect the display effect, making it difficult to identify information and greatly reducing user experience;In addition, humid environment can also accelerate the aging of display shell material, reduce the strength and sealing property of overall structure, and further increase the risk of damage to internal components.

[0004] Traditional waterproof and moisture-proof measures, such as using sealing strips, waterproof coating or adding additional rain cover, can alleviate the problem of moisture to some extent, but have many limitations. For example, sealing materials and coatings may age and crack due to long-term exposure to outdoor environment, losing waterproof effect;The design of rain cover often sacrifices the heat dissipation performance and aesthetics of the display, and increases the complexity of installation and maintenance, especially in areas with extreme humidity or long rainy season, the effect of these traditional measures is particularly limited, and cannot fundamentally solve the problem of outdoor charging pile display being prone to moisture.

[0005] Therefore, it is necessary to develop a new type of outdoor charging pile display moisture-proof technology, which can effectively resist the influence of outdoor humid environment and ensure stable operation of the display under various adverse weather conditions, while considering heat dissipation performance, aesthetics and installation convenience, which is a key problem to be solved in the field of electric vehicle charging facilities at present. The realization of this technology will significantly improve the reliability and durability of outdoor charging pile, optimize user experience and promote the healthy development of electric vehicle industry, therefore, it is necessary to propose a charging pile moisture-proof back cover type display module to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a charging pile moisture-proof rear cover type display module which is provided to overcome at least one defect (disadvantage) of the prior art.

[0007] To solve the above technical problems, the utility model discloses a technical scheme as follows: a charging pile moisture-proof rear cover type display module, comprising a metal plate, a protective lens, a rear sealing shell, a display and a driving circuit board.

[0008] The display is attached to the inner side of the protective lens, and the driving circuit board is connected with the display.

[0009] The protective lens and the rear sealing shell are respectively bonded on both sides of the metal plate to form a sealed structure, and the display is fixed in the sealed structure, which can prevent water vapor from entering, and the display can be fixed and moisture-proof through the arrangement, the charging pile moisture-proof rear cover type display module can effectively resist the influence of outdoor humid environment, ensure stable operation of the display under various severe weather conditions, and also consider heat dissipation performance, aesthetic degree and installation convenience, the realization of the technology will significantly improve the reliability and durability of the outdoor charging pile, optimize user experience, and promote the healthy development of the electric vehicle industry, and the problem of moisture absorption of the display of the outdoor charging pile can be fundamentally solved even in extremely humid or rainy areas.

[0010] Further, the metal plate is provided with a groove, and the protective lens is bonded on the groove of the metal plate through a first adhesive layer, and the groove is arranged to facilitate bonding of the protective lens, so that the protective lens will not be convex after bonding.

[0011] Further, the rear sealing shell is bonded on the metal plate on the other side of the protective lens through a second adhesive layer, and the rear sealing shell is bonded through the second adhesive layer, so that the rear of the display module is sealed, thereby avoiding water penetration.

[0012] Further, the utility model also comprises a connecting line, the connecting line is flat, one end of the connecting line is connected with the display screen, and the other end is threaded out of the second adhesive layer between the rear sealing shell and the metal plate, and since the connecting line is flat and threaded out of the second adhesive layer between the rear sealing shell and the metal plate, the connecting line can be conveniently installed while reducing the space required for wiring.

[0013] Further, the first adhesive layer and the second adhesive layer are silicone or epoxy resin, and in actual application, the materials of the first adhesive layer and the second adhesive layer can be set according to needs, which are within the protection scope of the utility model.

[0014] Further, the display is attached to the inner side of the protective lens through a third adhesive layer, and the third adhesive layer is silicone, and the display and the protective lens are bonded through the third adhesive layer.

[0015] Further, the display is a liquid crystal display, and in practical applications, a TFT display can be used, thereby facilitating display.

[0016] Further, a display protection shell is arranged at the back of the display, and the display protection shell can provide double protection.

[0017] Further, the metal plate is an aluminum plate or a stainless steel plate, and the aluminum plate or the stainless steel plate will not be damaged or rusted even after long-term use.

[0018] Further, the thickness of the metal plate is not less than 5 mm, and in practical applications, the thickness of the metal plate can be adaptively set according to needs.

[0019] Compared with the prior art, the beneficial effects of the technical scheme of the utility model are as follows:

[0020] The charging pile moisture-proof rear cover type display module can effectively resist the influence of outdoor humid environments, ensure stable operation of the display under various adverse weather conditions, and also take into account heat dissipation performance, aesthetics and installation convenience, and the implementation of the technology will significantly improve the reliability and durability of outdoor charging piles, optimize user experience, promote the healthy development of the electric vehicle industry, and fundamentally solve the problem of moisture absorption of outdoor charging pile displays even in extremely humid or long rainy seasons. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structural schematic view of the charging pile moisture-proof rear cover type display module in the utility model.

[0022] In the figure, 1 is a metal plate, 2 is a protective lens, 3 is a rear sealing shell, 4 is a display, 5 is a driving circuit board, 6 is a groove, 7 is a second adhesive layer, 8 is a connecting line, 9 is a first adhesive layer, 10 is a third adhesive layer, and 11 is a display protection shell. DETAILED DESCRIPTION

[0023] The drawings are only used for illustrative description and cannot be understood as a limitation of the patent; in order to better illustrate the embodiment, some components in the drawings can be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it can be understood that some well-known structures and their descriptions in the drawings can be omitted.

[0024] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation", "connection" should be understood broadly, for example, it can be fixed connection, also can be detachable connection, or integrally connected, it can be mechanical connection, also can be electrical connection, it can be direct connection, also can be indirect connection through intermediate medium, can say that two elements are connected inside, for ordinary skilled in the art, the above-mentioned term can be understood in the specific meaning of the utility model according to specific circumstances.The technical scheme of the utility model is further explained below in conjunction with the drawings and examples.

[0025] As Figure 1 Indicated, a kind of charging pile moisture-proof rear cover type display module, including metal plate 1, protective lens 2, rear sealing shell 3, display 4 and drive circuit board 5;Display 4 adheres to the inside of protective lens 2, drive circuit board 5 is connected with display 4;Protective lens 2 and rear sealing shell 3 are respectively adhered to the both sides of metal plate 1 to form sealed structure, display 4 is fixed in the middle of sealed structure, can prevent water vapor from entering, by such setting, can be fixed and moisture-proof to display 4, charging pile moisture-proof rear cover type display module can effectively resist the influence of outdoor humid environment, ensure that display 4 can be stably operated under various severe weather conditions, can also take into account heat dissipation performance, aesthetic degree and installation convenience, the realization of this technology will significantly improve the reliability and durability of outdoor charging pile, optimize user experience, promote the healthy development of electric vehicle industry, even in extremely humid or rainy season longer area, the problem that outdoor charging pile display is prone to damp can be fundamentally solved.

[0026] In the utility model, recess 6 is equipped on metal plate 1, protective lens 2 is adhered on the recess 6 of metal plate 1 by first adhesive layer 9, by the setting of recess 6, the adhesion of protective lens 2 is facilitated, so that protective lens 2 will not present convexity after adhesion, in addition, rear sealing shell 3 is adhered on the metal plate 1 of the other side relative to protective lens 2 by second adhesive layer 7, since rear sealing shell 3 is adhered to each other by second adhesive layer 7, the rear of display module can be sealed, so as to avoid the penetration of moisture, in addition, it also includes connecting line 8, connecting line 8 is flat, one end of connecting line 8 is connected with display screen 4, and the other end is worn in the second adhesive layer 7 between rear sealing shell 3 and metal plate 1, since connecting line 8 is flat, and is worn in the second adhesive layer 7 between rear sealing shell 3 and metal plate 1, therefore, it is convenient to install, and also reduce the space required for connecting line 8 wiring.

[0027] The first glue layer 9 and the second glue layer 7 are silica gel or epoxy resin, and the materials of the first glue layer 9 and the second glue layer 7 can be set according to actual application, and both are within the protection scope of the utility model; the display 4 is adhered to the inner side of the protective lens 2 through the third glue layer 10, the third glue layer 10 is silica gel, the display 4 and the protective lens 2 are mutually adhered through the third glue layer 10, the display 4 is a liquid crystal display in the utility model, and especially a TFT display can be used in actual application, so that display is facilitated.

[0028] In the utility model, the display protection shell 11 is arranged behind the display 4, the display protection shell 11 can play the role of double-layer protection, the metal plate 1 is aluminium plate or stainless steel plate, the setting of aluminium plate or stainless steel plate will not appear damage and rust and the like even in long use, the thickness of the metal plate 1 is not less than 5mm in the utility model, and the thickness of the metal plate 1 can be adaptively set according to actual application.

[0029] In the drawings, the position relationship is only used for examplely illustrating and can not be understood as the limitation of the patent; obviously, the above embodiment of the utility model is only for clearly illustrating the utility model and is not the limitation of the embodiment of the utility model. For ordinary skilled person in the art, other different forms of change or variation can be made on the basis of the above description. Here, all the embodiments need not be exhausted. Any modification, equivalent replacement and improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A moisture-proof rear cover display module for a charging pile, characterized by: The metal plate, the protective lens, the rear sealing shell, the display and the driving circuit board are included. The display is adhered to the inner side of the protective lens, and the driving circuit board is connected with the display. The protective lens and the rear sealing shell are respectively adhered to the two sides of the metal plate to form a sealing structure, and the display is sealingly fixed in the middle of the sealing structure to prevent water vapor from entering. 2.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: The metal plate is provided with a groove, and the protective lens is adhered to the groove of the metal plate through a first adhesive layer. 3.The wet-proof rear cover type display module of the charging pile according to claim 2, characterized in that: The rear sealing shell is adhered to the metal plate on the other side of the protective lens through a second adhesive layer. 4.The wet-proof rear cover type display module of the charging pile according to claim 3, characterized in that: A connecting line is further included, the connecting line is flat, one end of the connecting line is connected with the display, and the other end of the connecting line is led out in the second adhesive layer between the rear sealing shell and the metal plate. 5.The wet-proof rear cover type display module of the charging pile according to claim 4, characterized in that: The first adhesive layer and the second adhesive layer are silica gel or epoxy resin. 6.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: The display is adhered to the inner side of the protective lens through a third adhesive layer, and the third adhesive layer is silica gel. 7.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: The display is a liquid crystal display. 8.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: A display protection shell is arranged behind the display. 9.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: The metal plate is an aluminum plate or a stainless steel plate. 10.The wet-proof rear cover type display module of the charging pile according to claim 1, characterized in that: The thickness of the metal plate is not less than 5 mm.

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