High-protection air control box of current collection system

Abstract

According to the high-protection air control box of the current collection system, an upper cover is arranged on a box body, the rear end of the upper cover is hinged to the box body through a hinge, and the front end of the upper cover is connected with the box body through a buckle; a secondary bending part is arranged on the upper end surface of the box body, and a clamping type sealing strip is arranged at the secondary bending part; four pressing rivet studs are arranged on the inner bottom face of the box body in a pressing rivet mode and used for assembling a preassembling plate, and assembled pneumatic elements and electric elements are integrated on the preassembling plate. A through hole is formed in the outer side of the box body, and the pneumatic element and the electrical element on the preassembling plate are fixedly connected with an external connector through the through hole. Compared with the prior art, the current collection system air control box has the advantages that the current collection system air control box has high durability and environmental adaptability, dust leakage and gas leakage are avoided, the high protection level is achieved, and the fault rate of a current collector system is greatly reduced; and 2, the current collection system air control box better realizes functional fixation of pneumatic elements and electric appliance elements, is highly integrated, and improves the assembly efficiency.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the trolley bus field, concretely relates to a high protection pneumatic control box of current collection system. BACKGROUND

[0002] At present, the current collection system on the market basically adopts pneumatic control, and the power is output through the gas source, and the current collection system realizes the lifting and rotation purposes through the pneumatic control element and the pneumatic execution element. Since a series of pneumatic elements are involved, including: gas source filter, electromagnetic valve, valve island, air cylinder and air pipe, an entire box body is needed to fix and protect the above-mentioned pneumatic elements. At the same time, the pneumatic element also involves electric control, and the electromagnetic valve is a pneumatic control element. In addition to manual control, the element also needs to realize electric control, so a series of electrical elements are also involved, including: terminal block, terminal, aviation plug and wire. Therefore, an entire box body is also needed to fix and protect the above-mentioned electrical elements.

[0003] Since the current collection system is assembled on the roof of the whole vehicle, the working condition of the use environment is relatively poor, and these pneumatic elements and electrical elements are all on the roof. At present, the durability and environmental adaptability of the pneumatic control box on the market are poor. In the whole vehicle use process, the pneumatic control box body rusts, the structural strength is invalid, and the durability of the box body cannot be met. At the same time, the sealing of the box body fails, causing air leakage and dust leakage, so that the function of the current collector system is invalid, and the environmental adaptability of the box body cannot be met. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is: in view of the structural strength problem and the sealing problem of the existing current collection system pneumatic control box, the utility model provides a high-protection pneumatic control box of current collection system.

[0005] To solve the above problems, the utility model is realized by the following technical scheme:

[0006] A high-protection pneumatic control box of current collection system, comprising a box body, an upper cover is arranged on the box body, the rear end of the upper cover is hinged to the box body through a hinge, and the front end of the upper cover is connected to the box body through a buckle;

[0007] A secondary bending part is arranged on the upper end face of the box body, and a clamping type sealing strip is arranged in the secondary bending part;

[0008] Four rivet studs are pressed in the inner bottom face of the box body for assembling a preassembled plate, the pneumatic elements and electrical elements integrated on the preassembled plate are connected and fixed with external joints through the through hole.

[0009] The clamping type sealing strip is of a hollow structure.

[0010] The preloading plate is a bent metal plate structure.

[0011] The gas support is hingedly connected to the support fixing members at both ends, and the support fixing members are fixed and welded to the cabinet body and the upper cover respectively.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The air control box of the current collection system has strong durability and environmental adaptability, avoids dust and air leakage, has high protection level, and greatly reduces the failure rate of the current collector system.

[0014] 2. The air control box of the current collection system better realizes functional fixation of pneumatic components and electrical components, is highly integrated, improves assembly efficiency, and is convenient for structure maintenance and operation.

[0015] 3. The air control box of the current collection system is matched with a gas support structure, guarantees the opening and closing angle of the air control box, improves human-computer interaction and operability, and is convenient for maintenance and opening and closing. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a closed front view of the air control box of the utility model;

[0017] Figure 2 It is a right view of the air control box being opened;

[0018] Figure 3 It is a rear view of the air control box being closed;

[0019] Figure 4 It is a front view of the air control box being opened;

[0020] Figure 5 It is a top view of the air control box being opened;

[0021] Figure 6 It is a top view of the air control box being closed;

[0022] Figure 7 It is a right view of the air control box being closed;

[0023] Figure 8 It is a left view of the air control box being closed;

[0024] Figure 9 It is a left view of the air control box being opened;

[0025] Figure 10 It is an axial side view of the air control box being opened;

[0026] Figure 11 It is an axial side view of the air control box being closed. DETAILED DESCRIPTION

[0027] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be clearly and completely described below, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0028] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0029] As shown in Figure 1 The present application relates to a kind of high protection pneumatic control box of current collection system, which can be well applied to current collection system. In order to better protect and fix the pneumatic element and electrical element of current collection system, the box body adopts different structure design and protection structure from the market pneumatic control box body, specifically: including box body 1, upper cover 2 is arranged on box body 1, the rear end of upper cover 2 is hinged to box body 1 by hinge 5, and the front end of upper cover 2 is connected to box body 1 by buckle 6. It should be noted that upper cover 2 and box body 1 are assembled by hinge 5, and when bolted and assembled, the threaded portion needs to be smeared with thread fastening glue to meet the strength and sealing requirements. In addition, the upper cover 2 is provided with an opening structure for assembling the buckle 6, and when bolted and assembled, the threaded portion needs to be smeared with thread fastening glue to meet the strength and sealing requirements. And hinge 5 and buckle 6 described above are high-protection and high-strength level elements.

[0030] Further, the overall base material of the box body 1 is made of sheet metal, and a secondary bending portion is provided on the upper end surface of the box body 1, and a clamping type sealing strip 4 is provided in the secondary bending portion. The clamping type sealing strip 4 is a hollow structure. The clamping type sealing strip 4 of the present application must be assembled to the bottom and reach the bending limit position to ensure no assembly gap. The upper end opening and closing part of the box body 1 is provided with secondary bending on four sides, and a clamping type sealing strip is matched to avoid dust and air leakage; the clamping type sealing strip 4 can avoid the sealing strip from falling off and failing; when assembled, the box body 1 and the upper cover 2 are tightly assembled by the buckle 6, which is in a tight fitting state, and then the air in the clamping type sealing strip 4 is discharged to ensure that the pneumatic control box does not have dust and air leakage phenomenon.

[0031] Four rivet studs 7 are pressed in the inner bottom surface of the box body 1 for assembling the pre-assembly plate 3 fixed by bolting, and a waist hole is arranged on the pre-assembly plate 3, the position of the waist hole corresponds to the rivet stud 7, facilitating assembly.

[0032] Further, the pre-assembly plate 3 is a sheet metal bending structure.

[0033] Further, an air support 9 is arranged between the box body 1 and the upper cover 2, the air support 9 is hingedly connected to support fixing members 8 at both ends, and the support fixing members 8 are fixed and welded to the box body 1 and the upper cover 2 respectively. In other words, the air support 9 has a "fish eye" structure at both ends, which is assembled to the air support fixing members 8 of the box body 1 and the upper cover 2 to achieve the purposes of fixing and adjusting. The arrangement of the air support 9 ensures the opening and closing angle of the air control box, improves the human-computer interaction and operability, and facilitates maintenance and after-sales service.

[0034] Further, a through hole 10 is arranged on the outer side of the box body 1, and the pneumatic elements and electrical elements on the pre-assembly plate 3 are connected and fixed to external joints through the through hole 10, meeting the functional requirements of the current collection system, so that the air control box can achieve the purposes of functional fixation and high protection.

[0035] Further, the surface treatment of the box body 1 of the air control box adopts double-layer plastic spraying, has high corrosion resistance, and further ensures the durability and environmental adaptability of the box.

[0036] The above only describes preferred embodiments of the present application, and it should be pointed out that for those skilled in the art, without departing from the overall concept of the present application, a number of changes and improvements can be made, which should also be considered as the protection range of the present application.

Claims

1. A high-protection pneumatic control box for a current collection system, characterized in that: Includes a box body (1), and a top cover (2) is provided on the box body (1). The rear end of the top cover (2) is hinged to the box body (1) via a hinge (5), and the front end of the top cover (2) is connected to the box body (1) via a buckle (6). A secondary bend is provided on the upper end face of the box body (1), and a snap-fit ​​sealing strip (4) is provided at the secondary bend. Four rivet studs (7) are pressed and riveted on the bottom surface of the inner side of the housing body (1) for assembling the pre-installed plate (3). The pre-installed plate (3) integrates assembled pneumatic and electrical components. A through hole (10) is provided on the outer side of the housing body (1). The pneumatic and electrical components on the pre-installed plate (3) are connected and fixed to the external connector through the through hole (10).

2. The high-protection pneumatic control box for a current collection system according to claim 1, characterized in that: The snap-fit ​​sealing strip (4) has a hollow structure.

3. The high-protection pneumatic control box for a current collection system according to claim 1, characterized in that: The pre-assembled plate (3) is a sheet metal bending structure.

4. The high-protection pneumatic control box for a current collection system according to claim 1, characterized in that: A gas support (9) is provided between the box body (1) and the top cover (2). The two ends of the gas support (9) are respectively hinged to support fasteners (8), and the support fasteners (8) are respectively fixedly welded to the box body (1) and the top cover (2).

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