CN215097570U

CN215097570U - Cab front window and rail vehicle

Info

Publication number: CN215097570U
Application number: CN202120946973.XU
Authority: CN
Inventors: 陈建芳; 鄂鹏宇; 薛学栋; 邢孟哲; 孙国栋
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-12-10
Anticipated expiration: 2031-05-06

Abstract

The utility model relates to a cab front window and a rail vehicle, wherein, the cab front window comprises a window frame and glass, and the inner peripheral wall of the window frame is provided with a mounting groove for mounting the glass along the circumferential direction; the window frame comprises an outer frame and an inner frame, the inner frame can be fixed with the vehicle body, the outer frame and the inner frame can be fixed through bolts, a mounting groove is formed between the outer frame and the inner frame in a surrounding mode, and clamping structures are arranged on the groove walls on the two sides of the mounting groove respectively; the edge of glass can be installed in the mounting groove, and presss from both sides respectively between the both sides cell wall of glass and mounting groove and be equipped with joint strip, and joint strip is fixed with joint structure joint. The cab front window can simplify the glass replacement operation and improve the glass replacement efficiency.

Description

Cab front window and rail vehicle

Technical Field

The utility model relates to a rail vehicle technical field, concretely relates to cab front window and rail vehicle.

Background

The cab front window of the existing railway vehicle is mainly characterized in that glass is directly bonded on a vehicle body, or the glass and a window frame are integrally bonded on the vehicle body, when the front window glass is replaced and maintained, the bonding glue needs to be cut off, glue needs to be applied again after replacement, normal operation can be carried out after drying is kept for 48 hours, the operation is complex, time consuming is long, and quick replacement of the front window glass cannot be achieved.

Therefore, how to simplify the glass replacement operation and improve the glass replacement efficiency of the cab front window of the railway vehicle is a technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cab front window and rail vehicle can simplify glass's change operation, improves glass and changes efficiency.

In order to solve the technical problem, the utility model provides a cab front window, which comprises a window frame and glass, wherein the inner peripheral wall of the window frame is circumferentially provided with a mounting groove for mounting the glass; the window frame comprises an outer frame and an inner frame, the inner frame can be fixed with a vehicle body, the outer frame and the inner frame can be fixed through bolts, a mounting groove is formed between the outer frame and the inner frame in a surrounding mode, and clamping structures are arranged on the groove walls on two sides of the mounting groove respectively; the edge of glass can install in the mounting groove, just glass with it is equipped with joint strip to press from both sides respectively between the both sides cell wall of mounting groove, joint strip with joint structure joint is fixed.

When the cab front window is assembled, the glass is matched with the inner frame, then the outer frame is assembled, the outer frame and the inner frame are fixed through bolts, and then the sealing rubber strip is clamped and fixed between the groove walls of the glass and the mounting groove through the clamping structure. During installation, the whole cab front window can be assembled, and then the whole cab front window is fixed with the vehicle body. When the glass of this cab front window is dismantled to needs, during operations such as maintenance, can take off bolt and frame from the car in proper order, because the mounting groove encloses between frame and inside casing and closes the formation, therefore, after the frame is taken off, the mounting groove is relieved to joint strip's joint effect, take off the joint strip of glass outer wall, then lift off glass and install new glass again after, the direct mount frame, bolt and joint strip can, the inside casing need not the dismouting at this in-process, it remains throughout and is fixed state between the automobile body, therefore, at the in-process that whole glass changed, can accomplish the operation from the car outside, and need not to cut off the operation that the bond-linkage was glued or was beaten, the bulk operation is comparatively convenient and high-efficient, can also guarantee the sealing performance of this cab front window simultaneously, avoid outside rainwater to get into in the automobile body.

Optionally, a sealing ring is further clamped between the outer frame and the inner frame.

Optionally, the sealing ring is fixed to the inner side wall of the outer frame or the outer side wall of the inner frame.

Optionally, a drainage structure penetrates through the bottom end of the outer frame, and water between the outer frame and the inner frame can be drained through the drainage structure.

Optionally, the bottom end edge of the inner frame extends outwards to form a flange, the lower end face of the outer frame can be abutted to the upper end face of the flange, the upper end face of the flange and the lower end face of the outer frame are both inclined faces matched with each other, and the inclined faces incline downwards from inside to outside to form the drainage structure.

Optionally, the inner side wall of the inner frame and the outer peripheral wall of the inner frame are fixed to the vehicle body by bonding, respectively.

Optionally, the outer side wall of the outer frame is provided with a fixing groove, the bolt is located in the fixing groove, and a sealing cap is further arranged in the fixing groove.

Optionally, the outer edge of the glass is further wrapped with a buffer member, and the buffer member is located in the mounting groove.

Optionally, the inner side wall of the outer frame is circumferentially provided with a matching protrusion corresponding to each of the fixing grooves, the outer side wall of the inner frame is further provided with a matching groove, and the matching protrusion is matched with the matching groove and can be fixed by the bolt.

The utility model also provides a rail vehicle, it includes the automobile body and as above cab front window.

The technical effect of the rail vehicle with the cab front window is similar to that of the cab front window, and is not repeated for saving space.

Drawings

Fig. 1 is a cross-sectional view of a front window of a cab provided in an embodiment of the present invention;

fig. 2 is a partially enlarged view of fig. 1.

In FIGS. 1-2, the reference numbers are illustrated as follows:

1-window frame, 11-outer frame, 111-fixed groove, 112-matched bulge, 12-inner frame, 121-bulge structure, 13-installation groove, 14-seal groove, 15-inclined surface and 16-seal cavity; 2-glass; 3-a bolt; 4-sealing the cap; 5-bonding the adhesive layer; 61-sealing rubber strip, 62-sealing ring, 621-connecting piece; 7-a buffer member; 8-vehicle body.

Detailed Description

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

The embodiment of the utility model provides a cab front window and rail vehicle, wherein, rail vehicle includes above-mentioned cab front window, and this cab front window is fixed in rail vehicle's automobile body 8. Specifically, as shown in fig. 1, the cab front window includes a window frame 1 and glass 2, wherein an inner peripheral wall of the window frame 1 is provided with a mounting groove 13 for mounting the glass 2 along a circumferential direction, the window frame 1 includes an outer frame 11 and an inner frame 12, the inner frame 12 can be fixed to a vehicle body 8, the outer frame 11 and the inner frame 12 can be fixed by bolts 3, and after the outer frame 11 and the inner frame 12 are fixed, the mounting groove 13 can be formed by enclosing therebetween, two side walls of the mounting groove 13 are respectively provided with a clamping structure 131, an edge of the glass 2 can be mounted in the mounting groove 13, and sealant strips 61 are respectively clamped between two side walls of the glass 2 and two side wall of the mounting groove 13, and the sealant strips 61 can be clamped and fixed with the clamping structure 131.

That is to say, under the installation status, joint strip 61 presss from both sides and locates between the cell wall of glass 2 and mounting groove 13, at this moment, glass 2 presss from both sides and locates between the joint rubber cover 61 of both sides, guarantee the stability of glass 2 installation, simultaneously, because joint strip 61 can realize sealed between glass and window frame 1, avoid outside rainwater to follow the gap between glass 2 and the mounting groove 13 and get into between frame 11 and the inside casing 12, guarantee sealing performance, and because joint strip 61 is fixed through the joint structure 131 joint that locates mounting groove 13, the dismouting operation is comparatively simple.

Specifically, in the present embodiment, "outside" refers to a side facing the outside of the vehicle body 8, the outer frame 11 is located on the outside of the inner frame 12, "inside" refers to a side facing the inside of the vehicle body 8, and the inner frame 12 is located on the inside of the outer frame 11, and since the window frame 1 is arranged in the circumferential direction of the glass 2, the mounting groove 13 is provided in the inner circumferential wall of the window frame 1, and "outer circumference" refers to a side of the frame of the window frame 1 away from the glass 2.

When the cab front window is assembled, the glass 2 is matched with the inner frame 12, then the outer frame 11 is assembled, the outer frame 11 and the inner frame 12 are fixed through the bolts 3, and then the sealing rubber strip 61 is clamped and fixed between the groove walls of the glass 2 and the mounting groove 13 through the clamping structure 131. During installation, the whole cab front window can be assembled, and then the whole cab front window is fixed with the vehicle body 8. When the glass 2 of the front window of the cab needs to be disassembled, maintained and the like, the bolt 3 and the outer frame 11 can be sequentially removed from the outside of the cab, since the mounting groove 13 is defined between the outer frame 11 and the inner frame 12, when the outer frame 11 is removed, the clamping action of the mounting groove 13 on the sealing rubber strip 61 is released, the sealing rubber strip 61 on the outer wall of the glass 2 is taken down, then, after the glass 2 is dismounted and a new glass 2 is mounted again, the outer frame 11, the bolts 3 and the sealing rubber strips 61 are directly mounted, the inner frame 12 does not need to be dismounted in the process, it is always kept in a fixed state with the vehicle body 8, so that the operation can be completed from the outside of the vehicle in the whole process of replacing the glass 2, and need not to cut off the operation that the bonding glue was glued or was beaten, the whole operation is comparatively convenient and high-efficient, can also guarantee the sealing performance of this cab front window simultaneously, avoids outside rainwater to get into in the automobile body 8.

Specifically, the specific structure of the clamping structure 131 is not limited, and only the sealing rubber strip 61 can be fixed to ensure the sealing performance and avoid the falling off of the sealing rubber strip 61.

As shown in fig. 2, a sealing ring 62 is further interposed between the outer frame 11 and the inner frame 12, and the sealing ring 62 is interposed between the inner frame 12 and the outer frame 11 during the installation process, that is, after the inner frame 12, the outer frame 11 and the glass 2 are assembled and fixed by the bolts 3, the sealing ring 62 is already installed, and then the sealing rubber strips 61 are respectively installed between the two side surfaces of the glass 2 and the side walls of the installation groove 13 along the circumferential direction, so that the installation operation is convenient.

The specific sealing ring 62 is fixed to the inner side wall of the outer frame 11 or the outer side wall of the inner frame 12, but it is needless to say that the sealing ring 62 may be separately provided and may be interposed between the outer frame 11 and the inner frame 12 when being mounted, and it is convenient for assembly operation when being fixed to one of the outer frame 11 or the inner frame 12. Specifically, the fixing manner of the sealing ring 62 is not required, as shown in fig. 2, the sealing ring 62 is further configured to include a connecting member 621, the connecting member 621 is connected to the inner side wall of the outer frame 11 or the outer side wall of the inner frame 12, for example, a C-shaped groove is formed in the inner side wall of the outer frame 11 or the outer side wall of the inner frame 12, and the connecting member 621 is located in the C-shaped groove. In addition, in order to ensure the bonding stability between the outer frame 11 and the inner frame 12 and avoid the situation that the sealing ring 62 is crushed between the outer frame 11 and the inner frame 12, an annular sealing cavity 16 arranged along the circumferential direction can be formed between the outer frame 11 and the inner frame 12, the sealing cavity 16 is used for accommodating the sealing ring 62, the sealing ring 62 is in a compression state in the sealing cavity 16, and the sealing groove 14 is arranged on the inner wall of the outer frame 11 or the outer wall of the inner frame 12, namely, one of the outer frame 11 and the inner frame 12 is provided with the C-shaped groove, and the other is provided with the sealing groove 14.

The bottom of frame 11 still runs through and is equipped with drainage structures, and when the rainwater got into between frame 11 and the inside casing 12 along mounting groove 13, can fall to the bottom between frame 11 and the inside casing 12 under the effect of gravity to can discharge by drainage structures, avoid the condition in ponding infiltration automobile body 8 even between frame 11 and the inside casing 12, and then guarantee the sealed effect of this cab front window.

The bottom edge of inside casing 12 outwards extends and is equipped with the flange, and the lower terminal surface of frame 11 can with the up end butt of this flange to the up end of flange and the lower terminal surface of frame 11 are the inclined plane 15 of mutual adaptation, and this inclined plane 15 from interior to exterior downward sloping forms above-mentioned drainage structures, and that is to say, the medial extremity height of inclined plane 15 will be higher than the lateral extremity height, so set up, the rainwater in the outside can't flow in along this connecting gap, and, even there is ponding between frame 11 and the inside casing 12, inside ponding also can flow out along the gap of this inclined plane 15 department. Specifically, in the present embodiment, the inclination angle of the inclined surface 15 is not limited, and may be set to have an angle of 15 ° or 20 ° with the horizontal plane.

Of course, in this embodiment, the drainage structure may be a through groove formed on the lower end surface of the outer frame 11, and when rainwater enters between the outer frame 11 and the inner frame 12, the rainwater falls to the bottom under the action of gravity and can be drained along the through groove, and when the drainage structure is formed as the inclined surface 15, the processing process can be simplified.

Further, the outer side wall of the inner frame 12 is provided with a convex structure 121 extending outwards along the circumferential direction of the outer edge thereof, that is, the outer side wall of the inner frame 12 is provided with a circle of convex structures 121 along the circumferential direction, wherein the convex structures 121 arranged at the bottom end of the inner frame 12 form the above-mentioned flange and are provided with inclined planes 15, and the rest of the convex structures 121 may not be provided with the inclined planes 15, when the outer frame 11 is fixed with the inner frame 12, the inner peripheral wall of the outer frame 11 can be abutted against the inner peripheral wall of the inner frame 12, and the outer side surface of the outer frame 11 can be aligned with the outer side end surface of the inner frame 12, so as to ensure that the overall structure is more regular. Of course, in this embodiment, the inner frame 12 may be provided with the protruding structures 121 (i.e., the above-mentioned flanges) only at the bottom ends thereof, and when the protruding structures 121 are provided in the circumferential direction, the outer frame 11 is fixed in the space defined by the protruding structures 121, the thickness of the outer circumferential wall of the inner frame 12 is increased, and both the inner side walls of the inner frame 12 and the outer circumferential wall of the inner frame 12 may be fixed to the vehicle body 8, thereby improving stability.

The inside wall and the periphery wall of inside casing 12 are fixed with automobile body 8 through bonding respectively, as shown in fig. 1 and fig. 2, be equipped with bonding glue film 5 between the inside wall of inside casing 12 and automobile body 8 and between the periphery wall of inside casing 12 and automobile body 8 respectively, of course, do not do the restriction to the fixed mode between inside casing 12 and the automobile body 8, if still can fix through bolt 3, then set up seal structure in the junction can, and the bonding is fixed can simplify overall structure, the installation of being convenient for, can also play the effect of self sealss in the bonding department simultaneously.

The outer frame 11 and the inner frame 12 are connected through the bolts 3, so that the outer frame 11 and the inner frame 12 are correspondingly provided with mounting holes, the bolts 3 are also provided with the sealing caps 4, the 3 heads of the bolts 3 are positioned in the sealing caps 4, and meanwhile, the mounting holes are covered inside the sealing caps 4, so that sealing can be realized at the joints of the bolts 3, and external rainwater is prevented from entering the vehicle body along the joints. As shown in fig. 2, the outer wall of the outer frame 11 is provided with a fixing groove 111, and the bolt 3 and the sealing cap 4 are both located in the fixing groove 111, so as to avoid the head of the bolt 3 or the sealing cap 4 from protruding out of the outer wall of the outer frame 11, so that the overall structure is more regular.

Fixed through the joint between the inner wall of fixed slot 111 and the outer wall of sealed cap 4, it is comparatively convenient to operate, and of course, sealed cap 4 can adopt the rubber material, guarantees sealing performance and the installation of being convenient for, and during the dismantlement, the accessible warp with this sealed cap 4 by fixed slot 111 take out can. Of course, the sealing cap 4 and the fixing groove 111 may be connected by a screw thread, and the like, and are not particularly limited.

Glass 2's outer fringe has still wrapped up bolster 7 along circumference, and glass 2 installs back in mounting groove 13, and this bolster 7 can avoid glass 2 and mounting groove 13's cell wall or tank bottom direct contact to can protect glass 2, avoid taking place the condition of damage. Specifically, the buffer member 7 may have a U-shaped structure as shown in fig. 2, which is convenient for installation, and the material of the buffer member 7 is not required, for example, it may be selected from a flexible material such as sponge.

The inner side wall of the outer frame 11 is provided with a fitting protrusion 112, the fitting protrusion 112 is disposed at a position corresponding to the position of the fixing groove 111, the outer side wall of the inner frame 12 is provided with a fitting groove along the circumferential direction, and the fitting protrusion 112 can be fitted with the fitting groove and fixed by the bolt 3. That is, the fitting protrusion 112 and the bottom of the fitting groove are provided with a corresponding mounting hole (the mounting hole provided at the bottom of the fitting groove is a screw hole), and can be fixed by the bolt 3. Since the outer sidewall of the outer frame 11 is provided with the fixing groove 111, the wall thickness of the outer frame 11 at this position can be increased by providing the fitting protrusion 112 at a position corresponding to the fixing groove 111, thereby ensuring the strength and stability of the entire structure. Meanwhile, due to the arrangement of the matching protrusion 112 and the matching groove, the positioning function can be achieved when the inner frame 12 and the outer frame 11 are installed, and the installation operation is convenient. Specifically, the fitting protrusion 112 may be a protrusion structure continuously provided along the circumferential direction of the outer frame 11, and a groove structure continuously provided along the circumferential direction of the corresponding fitting groove; or the mating protrusion 112 may comprise a plurality of separate protrusion structures spaced apart in the circumferential direction, and the corresponding mating groove may comprise a plurality of groove structures spaced apart in the circumferential direction.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The cab front window is characterized by comprising a window frame (1) and glass (2), wherein an installation groove (13) for installing the glass (2) is formed in the inner peripheral wall of the window frame (1) along the circumferential direction;

the window frame (1) comprises an outer frame (11) and an inner frame (12), the inner frame (12) can be fixed with a vehicle body (8), the outer frame (11) and the inner frame (12) can be fixed through bolts (3), a mounting groove (13) is formed between the outer frame (11) and the inner frame (12) in a surrounding mode, and clamping structures (131) are arranged on the groove walls of two sides of the mounting groove (13) respectively;

the edge of glass (2) can install in mounting groove (13), just glass (2) with it is equipped with joint strip (61) to press from both sides respectively between the both sides cell wall of mounting groove (13), joint strip (61) with joint structure (131) joint is fixed.

2. The cab front window according to claim 1, wherein a seal ring (62) is further interposed between the outer frame (11) and the inner frame (12).

3. Cab front window according to claim 2, wherein the sealing ring (62) is fixed to the inner side wall of the outer frame (11) or the outer side wall of the inner frame (12).

4. The cab front window according to any one of claims 1 to 3, wherein a drainage structure is further penetratingly provided at a bottom end of the outer frame (11), and water between the outer frame (11) and the inner frame (12) can be drained by the drainage structure.

5. The cab front window according to claim 4, wherein a flange is extended outwards from the bottom end edge of the inner frame (12), the lower end face of the outer frame (11) can abut against the upper end face of the flange, the upper end face of the flange and the lower end face of the outer frame (11) are both inclined faces (15) which are matched with each other, and the inclined faces (15) are inclined downwards from inside to outside to form the drainage structure.

6. The cab front window according to any one of claims 1 to 3, wherein inner side walls of the inner frame (12) and an outer peripheral wall of the inner frame (12) are fixed to the vehicle body (8) by bonding, respectively.

7. Cab front window according to any of claims 1-3, wherein the outer side wall of the outer frame (11) is provided with a fixing groove (111), the bolt (3) is located in the fixing groove (111), and a sealing cap (4) is further provided in the fixing groove (111).

8. Cab front window according to any of claims 1-3, wherein the outer edge of the glass (2) is further wrapped with a buffer (7), the buffer (7) being located in the mounting groove (13).

9. The cab front window according to any one of claims 1 to 3, wherein an inner side wall of the outer frame (11) is provided with a fitting protrusion (112) corresponding to each of the fixing grooves (111) in a circumferential direction, and an outer side wall of the inner frame (12) is further provided with a fitting groove, and the fitting protrusion (112) is fitted with the fitting groove and can be fixed by the bolt (3).

10. A rail vehicle, characterized in that it comprises a vehicle body (8) and a cab front window according to any one of claims 1-9.