CN103921804A - Quickly-replaceable window for high-speed train - Google Patents

Abstract

A high-speed train window that can be quickly replaced, including glass and a window frame, is characterized in that the window frame includes an outer frame and an inner frame; the outer flange of the outer frame is sealed and bonded to the car body, and the inner flange of the outer frame There is a circle of mounting holes; the outer flange of the inner frame overlaps with the inner flange of the outer frame and is also provided with a mounting hole corresponding to the mounting hole of the inner flange of the outer frame, and is connected with the outer frame by fastening screws through the mounting holes , The glass and the inner frame are sealed and bonded; the glass edge and the car body are sealed with a sealant. The beneficial effect of the present invention is that the damage of the window glass can directly replace the inner frame with glass, the inner frame and the outer frame are connected by screws, the assembly and disassembly is simple and fast, and the rapid replacement of the window can be realized; and the replaced inner frame can be repeated Utilization improves maintenance efficiency and saves cost at the same time. The outer frame structure is stable and has strong shock absorption. Its fixed components can adjust the flatness between the car body and the glass, and the design is reasonable.

Description

High-speed trains can quickly replace windows

technical field

The invention relates to the technical field of window replacement for high-speed trains, in particular to a window that can be quickly replaced for high-speed trains.

Background technique

With the progress of society and the development of the times, high-speed trains such as high-speed trains and high-speed rails in China are gradually spreading across the country. The speed of high-speed trains reaches hundreds of kilometers per hour, and there are many cases of accidental damage during operation. In the prior art, the front glass of a high-speed train is directly bonded to the car body with structural glue. When replacing it, it is necessary to remove the glass bonded with high-strength glue from the car body first, then remove the residual glue, and then replace it. Replace with new glass, and finally pour the bottom layer of the structural adhesive to cure it, then pour the surface layer of the structural adhesive to cure the surface adhesive safely, etc. The curing time of the structural adhesive is 3-5 days.

The whole process takes a long time, and train stagnation during the replacement period will have a certain impact on passenger traffic and operating income. Therefore, both the high-speed train operation department and the manufacturer hope to design a new high-speed train window structure to realize the window structure. Quick change.

Contents of the invention

The purpose of the present invention is to provide a window structure that can be quickly replaced in view of the situation that the windows of the existing intercity trains, bullet trains, and high-speed trains cannot be quickly replaced, thereby reducing maintenance time and improving maintenance efficiency.

The present invention is achieved like this:

A high-speed train window that can be quickly replaced, including glass and a window frame, is characterized in that the window frame includes an outer frame and an inner frame; the outer flange of the outer frame is sealed and bonded to the car body, and the inner flange of the outer frame is There is a circle of mounting holes; the outer flange of the inner frame overlaps with the inner flange of the outer frame and is also provided with mounting holes corresponding to the mounting holes of the inner flange of the outer frame, and is connected with the outer frame by fastening screws through the mounting holes. The glass and the inner frame are sealed and bonded; the glass edge and the car body are sealed with a sealant.

High-speed trains such as high-speed trains and high-speed trains require the glass to be flush with the car body to reduce wind resistance. Since the glass and the frame are bonded with sealant, they must be pressed after application, making it difficult to control the thickness of the sealant, and then simply adjust the distance between the glass and the car body. Leveling is more difficult and cumbersome. Therefore, further, screw mounting holes and gear slots are provided on the outer wall of the outer frame, and adjusting screws are installed in the screw mounting holes; a fixed component is also installed on the outer frame, and the fixed component includes two fixed blocks, and the lower end of the fixed block is provided with a A half-circle of gear teeth, the two fixed blocks are connected by a connecting shaft, and the connecting shaft is mounted on the adjusting screw through a screw hole; the teeth of the fixed block are meshed with the gear slot, and when the adjusting screw is rotated, the fixed composition can move along the gear slot Turn to adjust the flatness between the glass and the body.

Furthermore, a fixed rubber block is provided on the side of the fixed block corresponding to the edge of the vehicle body, and open retaining rings are provided on the outer sides of the fixed block at both ends of the connecting shaft.

Furthermore, the outer frame is a hollow profile.

Furthermore, a circle of adhesive tape is pasted around the inner frame, and the adhesive tape covers the fastening screws.

The beneficial effect of the present invention is that the damage of the window glass can directly replace the inner frame with glass, the inner frame and the outer frame are connected by screws, the assembly and disassembly is simple and fast, and the rapid replacement of the window can be realized; and the replaced inner frame can be repeated Utilization improves the maintenance efficiency and saves cost at the same time. The outer frame structure is stable and the shock absorption is strong; the flatness between the glass and the car body can be adjusted by adjusting the fixed composition through the adjustment screw, the design is reasonable, and the operation is easy.

Description of drawings

Fig. 1 is the sectional view that the high-speed train provided by the present invention can replace the car window quickly;

Fig. 2 is a top view of the fixed composition shown in Fig. 1;

Fig. 3 is a cross-sectional view of the fixed assembly in Fig. 2 along line A-A.

In the picture:

1. Car body; 2. Inner frame; 3. Outer frame; 4. Fixing components; 5. Window glass; 6. Sealant; 7. Adjusting screw; 8. Fixing block; 9. Connecting shaft; 10. Opening block circle; 11. fixed rubber block; 12. adhesive tape.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

A high-speed train window that can be quickly replaced, including glass and a window frame, is characterized in that the window frame includes an outer frame 3 and an inner frame 2; the outer flange of the outer frame 3 is sealed and bonded to the car body 1, and the outer frame The inner flange of 3 is provided with a circle of mounting holes; the outer flange of inner frame 2 overlaps with the inner flange of outer frame 3 and is also provided with mounting holes corresponding to the mounting holes of the inner flange of outer frame 3, and is connected with outer frame 3 The gaps are connected with fastening screws through the mounting holes, and the glass 5 and the inner frame 2 are sealed and bonded; the edge of the glass 5 and the car body 1 are sealed with a sealant.

The outer wall of the outer frame 3 is provided with a screw mounting hole and a gear slot, and an adjusting screw 7 is installed in the screw mounting hole; a fixed component 4 is also installed on the outer frame 3, and the fixed component 4 includes two fixed blocks 8, and the lower end of the fixed block 8 is provided with There is a half circle of gear teeth, and the two fixed blocks 8 are connected by a connecting shaft 9, and the connecting shaft 9 is installed on the adjusting screw 7 through a screw hole; the teeth of the fixed block 8 mesh with the gear slot, and the two fixed blocks 8 Parallel to the adjustment screw 7, when the adjustment screw 7 is rotated, the fixed component 4 can rotate along the gear slot to adjust the flatness between the glass 5 and the car body 1, and the two ends of the connecting shaft are provided with an open retaining ring 10 on the outside of the fixed block 8 Limit the rotation of the fixed block 8 until the inner edge of the car body 1 is located between the outer flange of the fixed block 8 and the outer flange of the outer frame 3 and is clamped, the side of the fixed block 8 corresponding to the edge of the car body 1 A fixed rubber block 11 is provided to act as a buffer when the fixed block 8 rotates to contact with the vehicle body 1 .

The structure of the outer frame 3 is preferably a double-layer hollow structure with stable structure and strong shock absorption, but it can also be a single-layer structure, or adopt other reasonably designed structural profiles.

During assembly, the outer frame 3 and the vehicle body 1 are hermetically bonded. Adjust the flatness between the car body 1 and the glass 5 by fixing the composition 4, then assemble the inner frame 2 on the outer frame 3, and use fastening screws to pass the mounting holes on the inner frame 2 and the outer frame 3 to connect the inner frame 2 to the outer frame 3. The outer frame 3 is fixed, and then a circle of Cod471 yellow tape 12 is pasted around the edge of the inner frame 2, and the tape 12 is covered on the fastening screw, so as to avoid the fastening screw being covered by the sealant 6 when the sealant 6 is applied, resulting in difficulty in disassembly; finally Put on the sealant 6, and the curing time of the sealant is about half an hour.

During the installation process, the rotating adjustment screw 7 controls the rotation of the fixed component 4, and the size of the gap formed between the fixed block and the outer flange of the outer frame can be changed through the rotation angle of the fixed component. Elasticity, and then fine-tune the flatness between the car body and the glass 5, and set about 10 fixed components 4 on the entire outer frame 3.

When the glass 5 encounters damage and needs to be replaced, the sealant 6 is cleaned up until a circle of Cod471 yellow tape 12 on the inner frame 2 is seen, the Cod471 yellow tape 12 is torn off, and then the fastening screws are removed, and the inner frame 2. Take out and reassemble the inner frame with glass 5. The whole process of reassembling after disassembly is no more than 2 hours, which greatly reduces the replacement time of the window compared with the prior art.

The present invention has been introduced in detail above, and the principles and implementation modes of the present invention are described herein. The above description is only used to help understand the core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims (5)

1. a high speed train fast changeable vehicle window, comprises glass and window frame, it is characterized in that, window frame comprises housing and inside casing; Between the outward flange of housing and car body, seal bondingly, the inward flange of housing is provided with a circle mounting hole; Inside casing outward flange is overlapping and be also provided with mounting hole in housing inward flange mounting hole corresponding position at the inward flange with housing, and with housing between by mounting hole, with tightening screw, be connected, between glass and inside casing, seal bonding; Between glass edge and car body, use sealant sealing.

2. high speed train fast changeable vehicle window according to claim 1, is characterized in that, housing lateral wall is provided with screw mounting hole and gear draw-in groove, and set screw is installed in screw mounting hole; On housing, returning apparatus is fixing forms, and fixedly composition comprises two fixed blocks, and fixed block lower end is provided with the half-turn gear teeth, between two fixed blocks, by adapter shaft, connect, adapter shaft by screw device in set screw; The gear teeth of fixed block and the engagement of gear draw-in groove, during rotation set screw, fixedly composition can rotate along gear draw-in groove.

3. high speed train fast changeable vehicle window according to claim 2, is characterized in that, on fixed block, a side at corresponding car body edge is provided with fixedly blob of viscose, and there is split washer at described adapter shaft two ends in fixed block arranged outside.

4. high speed train fast changeable vehicle window according to claim 3, is characterized in that, described housing is hollow material.

5. high speed train fast changeable vehicle window according to claim 4, is characterized in that, described inside casing surrounding is posted a circle adhesive tape, and adhesive tape covers on tightening screw.