CN213768543U

CN213768543U - Height-limiting locomotive diesel engine protection top cover

Info

Publication number: CN213768543U
Application number: CN202022640494.3U
Authority: CN
Inventors: 金轶嵩; 周晓明; 葛成荣
Original assignee: CHANGZHOU KEXING RAILWAY EQUIPMENT CO LTD
Current assignee: CHANGZHOU KEXING RAILWAY EQUIPMENT CO LTD
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-23
Anticipated expiration: 2030-11-16

Abstract

The utility model belongs to the technical field of the diesel locomotive technique and specifically relates to a limit for height locomotive diesel engine protection top cap, the essential element is top cap steel structure skeleton device, this top cap steel structure skeleton device's surface is provided with the covering, this top cap steel structure skeleton device comprises crossbeam and boundary beam, this top cap steel structure skeleton device is supported by top cap skeleton assembly, top cap skeleton assembly bottom is provided with the strong point that four bases are used for as the longeron, this top cap steel structure skeleton device's top is provided with the ventilation seat, the ventilation seat comprises bounding wall and apron, ventilation seat a week sets up the rectangle ventilation hole, the top adds the rain-proof lid that welds, the utility model discloses light in weight, the equipment is convenient, nimble, and the design has the mouth of breathing, vent, the gas vent that specially provide for the diesel engine on the top cap steel structure skeleton.

Description

Height-limiting locomotive diesel engine protection top cover

Technical Field

The utility model belongs to the technical field of the diesel locomotive technique and specifically relates to a limit for height locomotive diesel engine protection top cap.

Background

The locomotive diesel engine protective top cover is an important part of the diesel locomotive, plays a role of bearing up and down, can enable the locomotive to become a complete chamber body, protects the diesel engine and system parts thereof, can play roles of ventilation and exhaust in the locomotive, and simultaneously can hoist large-scale parts (diesel engines) in the locomotive, vacate space during maintenance, can hoist and disassemble, is convenient to reassemble and the like, and is an important component part of the diesel locomotive.

Most of the existing protective top covers are complex and not easy to detach, and the maintenance and the replacement are troublesome.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a rational in infrastructure, reduce the structure height by a wide margin, be convenient for limit for height locomotive diesel engine's equipment and the protection top cap of maintaining, the utility model discloses a concrete technical scheme as follows:

the utility model provides a limit for height locomotive diesel engine protection top cap, the essential element is top cap steel structure skeleton device, this top cap steel structure skeleton device's surface is provided with the covering, this top cap steel structure skeleton device comprises crossbeam and boundary beam, this top cap steel structure skeleton device is supported by top cap skeleton assembly, top cap skeleton assembly bottom is provided with four bases and is used for the strong point as the longeron, the top of this top cap steel structure skeleton device is provided with the ventilation seat, the ventilation seat comprises bounding wall and apron, ventilation seat a week sets up the rectangle ventilation hole, the top adds the rain-proof lid of welding.

According to the technical scheme, the accessory embedded type design is adopted for the height-limiting locomotive diesel engine protection top cover, the height of the structural part is greatly reduced, and the height-limiting locomotive diesel engine protection top cover is specially used for the height-limiting locomotive protection diesel engine. The product comprises a top cover steel structure framework, a skin, a ventilation seat and the like, and comprises main components such as a boundary beam, a longitudinal beam, a cross beam, a mounting seat, a hanging seat assembly and a rain eave. The edge beam is made of angle steel, so that the embedded installation of the top cover and the compression application of the sealing strip are facilitated. The longitudinal beams and the transverse beams adopt sheet metal bending parts, the process manufacturability is improved, the material is fed in a numerical control mode to be folded for one-step forming, and the situation that both ends for assembly need to be subjected to hot working or machining due to the use of profile steel is avoided. The ventilation seat is designed with a height according to the embedding depth and comprises a surrounding plate and a cover plate, a circle of rectangular ventilation holes are adopted to ensure the ventilation and heat dissipation capacity, and a rain-proof cover is welded above the ventilation seat to prevent rainwater and the like from entering the vehicle. The top cover steel structure framework is provided with supercharger exhaust device installation windows which are embedded at the left side and the right side, and the front end is provided with a diesel exhaust pipe and a rain cover in advance. The top cap steel structure skeleton is furnished with the assembly of front and back hanging seat, adopts stainless steel, and the hanging seat can rotate in a flexible way, and non-user state can keep flat in the top cap surface, does not influence whole height. When in use, the lifting hook can rotate upwards to expose the opening, so that lifting hooks and other lifting appliances can conveniently pass through the opening. Prevent corrosion and ensure durability. The design of top cap steel construction skeleton both sides border has the rain eaves, avoids rainwater inflow protective housing in the car. A row of tensioning devices are arranged on the side beams of the steel structure framework of the top cover. The device is used for being matched with locomotive installation and tensioning, and plays a role in reducing vibration and compressing the sealing strip.

The utility model discloses a further improvement, straining device's the seat of straining links to each other with the boundary beam is fixed, and straining seat is provided with the flat head round pin, is provided with the spring in the flat head round pin, and the spring other end is connected with the bolt, is provided with the nut on the bolt.

The utility model is further improved, the height-limiting locomotive diesel engine protective top cover is also provided with a camber beam for supporting the assembly of the top cover framework; the protective top cover of the height-limiting locomotive diesel engine is also provided with a respiratory tract welding assembly.

The utility model has the advantages that: the utility model mainly uses the sheet metal bending part to form the top cover steel structure framework, and the sheet metal bending part and the skin are assembled and welded into the top cover framework for assembly, thereby having light weight and convenient and flexible assembly; the top cover steel structure framework is provided with a breathing port, a ventilation opening and an exhaust opening which are specially provided for the diesel engine. The breathing port, the ventilation opening and the exhaust port are all designed in an embedded mode, the overall height is reduced, and due functionality is guaranteed. And 4 other hanging seats are assembled for hanging the top cover. Rain eaves are arranged on two sides to prevent rain leakage. The inside of the boundary beam is provided with 10 tensioning devices which are specially connected with the diesel engine chamber body and can be tensioned and disassembled.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the AA cross-sectional structure of fig. 1.

Fig. 3 is a schematic view of the BB cross-sectional structure of fig. 1.

Fig. 4 is a schematic view of the CC cross-sectional structure of fig. 1.

Fig. 5 is an enlarged schematic view of the tensioning device of the present invention.

In the figure, 1-beam, 2-edge beam, 3-base, 4-skin, 5-respiratory tract welding assembly, 6-rain eave, 7-hanging seat assembly, 8-curved beam, 9-top cover framework assembly, 10-tensioning device, 11-longitudinal beam, 12-coaming, 13-cover plate, 101-tensioning seat, 102-flat head round pin, 103-spring, 104-bolt and 105-nut.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a height-limiting locomotive diesel engine protection top cover, the main component is a top cover steel structure skeleton device, the surface of the top cover steel structure skeleton device is provided with a skin 4, the top cover steel structure skeleton device is composed of a cross beam 1 and a side beam 2, the top cover steel structure skeleton device is supported by a top cover skeleton assembly 9, the bottom of the top cover skeleton assembly 9 is provided with four bases 3 used as supporting points of a longitudinal beam 11, the top of the top cover steel structure skeleton device is provided with a ventilation seat, the ventilation seat is composed of a coaming 12 and a cover plate 13, a rectangular ventilation hole is arranged in the periphery of the ventilation seat, and a.

The embodiment adopts an accessory embedded type design, greatly reduces the height of a structural part, and is specially used for a height-limiting locomotive protection diesel engine. The product comprises a top cover steel structure framework, a skin 4, a ventilation seat and the like, and comprises main components such as a side beam 2, a longitudinal beam 11, a cross beam 1, a mounting seat, a hanging seat assembly 7, a rain eave 6 and the like. The edge beam 2 is made of angle steel, so that the embedded installation of the top cover and the compression use of the sealing strip are facilitated. The longitudinal beam 11 and the cross beam 2 are made of sheet metal bending parts, the process manufacturability is improved, the material is fed in a numerical control mode to be folded for one-step forming, and the situation that both ends for assembly need to be subjected to hot working or machining due to the use of profile steel is avoided. The ventilation seat is designed with a height according to the embedding depth and comprises a coaming 12 and a cover plate 13, a circle of rectangular ventilation holes are adopted to ensure the ventilation and heat dissipation capacity, and a rain-proof cover is welded above the ventilation seat to prevent rainwater and the like from entering the vehicle. The top cover steel structure framework is provided with supercharger exhaust device installation windows which are embedded at the left side and the right side, and the front end is provided with a diesel exhaust pipe and a rain cover in advance. The top cap steel structure skeleton is furnished with around hanging seat assembly 7, adopts stainless steel, hangs seat assembly 7 and can rotate in a flexible way, and non-user state can keep flat in the top cap surface, does not influence whole height. When in use, the lifting hook can rotate upwards to expose the opening, so that lifting hooks and other lifting appliances can conveniently pass through the opening. Prevent corrosion and ensure durability. The design of top cap steel construction skeleton both sides border has rain eaves 6, avoids the rainwater to flow into protective housing in the car. A row of tensioning devices 10 are arranged on the side beams of the steel structure framework of the top cover, and the number of the tensioning devices 10 is ten, so that the tensioning devices are used for being matched with a locomotive to be installed and tensioned, and the effects of reducing vibration and compressing sealing strips are achieved.

In this embodiment, the tightening base 101 of the tightening device 10 is fixedly connected to the side sill 2, the tightening base 101 is provided with a flat-headed round pin 102, a spring 103 is arranged in the flat-headed round pin 102, the other end of the spring 103 is connected with a bolt 104, and the bolt 104 is provided with a nut 105.

In the embodiment, the protective top cover of the diesel engine of the height-limited locomotive is also provided with a camber beam 8 for supporting a top cover framework assembly 9; the protective top cover of the height-limiting locomotive diesel engine is also provided with a respiratory tract welding assembly 5.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a limit for height locomotive diesel engine protection top cap, its characterized in that, essential element are top cap steel structure skeleton device, and this top cap steel structure skeleton device's surface is provided with the covering, and this top cap steel structure skeleton device comprises crossbeam and boundary beam, and this top cap steel structure skeleton device is supported by the assembly of top cap skeleton, top cap skeleton assembly bottom is provided with four bases and is used for the strong point as the longeron, and the top of this top cap steel structure skeleton device is provided with the ventilation seat, the ventilation seat comprises bounding wall and apron, ventilation seat a week sets up the rectangle ventilation hole, and the top adds the rain-proof lid of welding.

2. The diesel engine protective top cover of the height-limiting locomotive according to claim 1, wherein the longitudinal beams and the cross beams are made of sheet metal bent parts.

3. The height-limiting locomotive diesel engine protection top cover according to claim 2, characterized in that supercharger exhaust device installation windows are pre-embedded on the left side and the right side of the top cover steel structure framework device, and the design of a diesel engine smoke exhaust pipe and a rain cover is preset at the front end of the top cover steel structure framework device.

4. The diesel engine protective top cover of the height-limiting locomotive according to claim 3, characterized in that rain eaves are arranged at two side edges of the steel structure framework device of the top cover.

5. The height-limited locomotive diesel engine protective top cover according to any one of claims 1 to 4, characterized in that the top cover steel structure framework device is provided with four front and rear hanging seat assemblies made of stainless steel.

6. The height-limiting locomotive diesel engine protective top cover according to claim 5, characterized in that a row of tensioning devices are mounted on the side beams of the top cover steel structure framework device.

7. The diesel engine protective top cover of the height-limiting locomotive according to claim 6, characterized in that a tensioning seat of the tensioning device is fixedly connected with the side beam, the tensioning seat is provided with a flat-head round pin, a spring is arranged in the flat-head round pin, the other end of the spring is connected with a bolt, and a nut is arranged on the bolt.

8. The height-limited locomotive diesel engine protective top cover according to claim 7, characterized in that a camber beam for supporting the assembly of the top cover framework is further arranged on the height-limited locomotive diesel engine protective top cover.

9. The height-limited locomotive diesel engine protective top cover according to claim 7, characterized in that a respiratory tract welding assembly is further arranged on the height-limited locomotive diesel engine protective top cover.