CN103661459B - Air inlet device - Google Patents

Abstract

The invention discloses a tuyere device, which includes a grille, and further includes: an adjustment chute, fixed on the grille and parallel to the length direction of the grille; frames, located on both sides of the grille and connected to the adjustment chute, and can move along the length direction of the grid on the adjustment chute. In the tuyere device provided by the present invention, the gap L1 between the frame and the wide side of the grille is adjusted by the frame moving along the length direction of the grille in the adjustment chute, so as to change the overall length of the tuyere device, thereby controlling the tuyere The uniformity of the gap L2 between the device and the partition wall after installation. The tuyere device provided by the present invention has the function of adjustable length. Therefore, for different internal installation structures of trains, it is no longer necessary to cut the size of the tuyere device after research and assembly on the existing vehicle, thereby realizing the standardization and mass production of the tuyere device. , improving the installation efficiency of the tuyere device.

Description

a vent device

technical field

The invention relates to the technical field of train ventilation systems, in particular to a tuyere device.

Background technique

The tuyere device is located on the top of the train indoor car, is arranged between the two partition walls of the train and is connected with the indoor roof, and is used for ventilation of the train ventilation system. At present, there will be dimensional errors during the installation of the internal structure of the train. For example, the installation of the roof and partitions will deviate from the previous installation position, resulting in uneven gaps between the tuyere devices and the partitions and roofs when the tuyere device is installed.

In view of the above situation, the existing solution is that according to the different conditions of the internal installation structure of each train, the tuyere device needs to be scribed and cut to size after research and installation on the existing vehicle, so that the tuyere device can be installed between the partition wall and the roof to ensure that the gap evenly. Although the existing method solves the problem of uneven interior installation and gaps of the tuyere device, the size of the tuyere device needs to be researched and assembled according to different trains and cut by scribing lines. Therefore, the standardization and mass production of the tuyere device cannot be realized production, the production and installation efficiency of the tuyere device is low, and the installation is labor-intensive and time-consuming, which increases the production and installation cost of the tuyere device.

To sum up, on the premise of satisfying the requirement that the internal gaps of the tuyere devices are uniform, how to realize the standardized and mass production of the tuyeres and improve the installation efficiency of the tuyeres has become an urgent problem to be solved by those skilled in the art.

Contents of the invention

In view of this, the purpose of the present invention is to provide a tuyere device, which can realize the standardized and mass production of the tuyere device and improve the installation efficiency of the tuyere device under the premise that the gaps inside the tuyere device are uniform.

To achieve the above object, the present invention provides the following technical solutions:

A tuyere device, including a grille, also includes:

Adjust the chute, fixed on the grid and parallel to the length direction of the grid;

The frame is located at the wide sides of the grille, is connected to the adjustment chute, and can move along the length direction of the grille on the adjustment chute.

Preferably, in the above tuyere device, the frame is a groove-shaped structure, and the wide sides of the grille are accommodated in the groove-shaped structure.

Preferably, in the above-mentioned tuyere device, the frame is slidably connected to the adjustment sliding slot through bolts and nuts.

Preferably, in the above tuyere device, at least two adjustment slide slots are installed on each wide side of the grille.

Preferably, the above-mentioned tuyere device further includes grill frames fixed on the two long sides of the grill.

Preferably, the above-mentioned tuyere device further includes a mounting bracket fixed on the grid for fixing on the partition wall of the train.

Preferably, in the above tuyere device, an installation chute is opened on the installation frame.

Preferably, in the above-mentioned tuyere device, at least two mounting brackets are installed on each wide side of the grille.

Preferably, in the above-mentioned tuyere device, the grid is composed of multiple rows of arc-shaped plates arranged in parallel.

Preferably, in the above tuyere device, the tuyere device is an aluminum profile.

Compared with prior art, the beneficial effect of the present invention is:

In the tuyere device provided by the present invention, the gap L1 between the frame and the wide side of the grille is adjusted by the frame moving along the length direction of the grille in the adjustment chute, so as to change the overall length of the tuyere device, thereby controlling the tuyere The uniformity of the gap L2 between the device and the partition wall after installation. The tuyere device provided by the present invention has the function of adjustable length. Therefore, for different train internal installation structures, only by adjusting the size of the gap between the frame and the grille, the tuyere device can be installed inside the train and ensure The uniformity of the gap between the tuyere device and the partition wall is ensured, and it is no longer necessary to mark and cut the size of the tuyere device after research and assembly on the existing vehicle, thereby realizing the standardization and mass production of the tuyere device and improving the installation efficiency of the tuyere device.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the solutions in the prior art, the following will briefly introduce the accompanying drawings that are required for the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only For some embodiments of the present invention, those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a tuyere device provided by an embodiment of the present invention;

Fig. 2 is the B-B sectional schematic diagram in Fig. 1;

Fig. 3 is the C-C sectional schematic diagram in Fig. 1;

Fig. 4 is A-A sectional schematic diagram in Fig. 1;

Fig. 5 is a partially enlarged view of I in Fig. 2;

Fig. 6 is a partially enlarged view of II in Fig. 3;

Fig. 7 is a schematic diagram of the relative position of the tuyere device and the train partition in Fig. 1;

Fig. 8 is a schematic diagram of the installation structure of the tuyere device in Fig. 1 and the partition wall of the train.

In the above-mentioned figures 1-8, the frame 1, the grille frame 2, the grille 3, the adjustment chute 4, the mounting frame 5, the bolt 6, the nut 7, the partition wall 8, the gap L1 between the frame and the grille, and the tuyere device The gap L2 between the partition wall.

detailed description

The invention provides a tuyere device, which realizes the standardized and batch production of the tuyere device under the premise that the gaps inside the tuyere device are uniform, and improves the installation efficiency of the tuyere device.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.

Please refer to Figure 1-Figure 8, Figure 1 is a schematic structural view of a tuyere device provided by an embodiment of the present invention; Figure 2 is a schematic cross-sectional view of B-B in Figure 1; Figure 3 is a schematic cross-sectional view of C-C in Figure 1; Figure 4 is A schematic cross-sectional view of A-A in Fig. 1; Fig. 5 is a partial enlarged view of I in Fig. 2; Fig. 6 is a partial enlarged view of II in Fig. 3; Fig. 7 is a schematic diagram of the relative position of the tuyere device and the train partition in Fig. 1 ; FIG. 8 is a schematic diagram of the installation structure of the tuyere device and the train partition in FIG. 1 .

The embodiment of the present invention provides a tuyere device, including a grille 3, a frame 1 and an adjustment chute 4; the grille 3 has two long sides and two wide sides, the two wide sides are adjacent to the partition wall 8, and The long side is adjacent to the top plate; the adjustment chute 4 is fixed on the grid 3 and is parallel to the length direction of the grid 3, that is, parallel to the long side of the grid 3; the frame 1 is located at the wide sides of the grid 3, Each wide side of the grid 3 is provided with a frame 1, and the frame 1 is connected to the adjustment chute 4, and can move along the length direction of the grid 3 on the adjustment chute 4, that is, the distance between the frame 1 and the grid 3 The gap L1 between the wide sides can be adjusted by moving the frame 1 on the adjustment sliding groove 4 .

When the tuyere device provided by the present invention is installed, the frame 1 is moved in the adjustment chute 4 according to different train internal installation structures, and the gap L1 between the frame 1 and the wide sides on both sides of the grille 3 is adjusted. L1 changes the overall length dimension of the tuyere device, so that the tuyere device can be installed between the two partition walls 8 of the train, and ensures the uniformity of the gap L2 between the tuyere device and the partition wall 8 . It can be seen that the tuyere device provided by the present invention has the function of adjusting its own length and size, and can be adapted to different internal installation structures of trains, and it is no longer necessary to carry out research and assembly of existing vehicles and scribing and cutting dimensions according to different internal installation structures of trains. Therefore, the standardized and mass production of the tuyere device is realized, the production and installation costs of the tuyere device are reduced, the installation efficiency of the tuyere device is improved, and labor and time are saved.

To optimize the tuyere device, the frame 1 in this embodiment is a groove-shaped structure, as shown in Figure 3, Figure 6 and Figure 7, the wide side of the grid 3 is accommodated in the groove-shaped structure, the purpose is to install the tuyere device Finally, the wide side of the grille 3 is protected from damage through the groove structure, and at the same time, the gap L1 between the frame 1 and the grille 3 is hidden in the groove structure, so that the appearance of the tuyere device is smooth and beautiful.

Further optimization, the frame 1 in this embodiment is slidingly connected with the adjustment chute 4 through bolts 6 and nuts 7, as shown in Figure 1, Figure 3, and Figure 5-7, that is, the big end of the bolt 6 is stuck in the adjustment chute In 4, after the threaded rod of the bolt 6 passes through the mounting hole of the frame 1, the nut 7 and the bolt 6 are tightened and fixed, so that the frame 1 is connected with the adjustment chute 4. When adjusting the gap L1, loosen the nut 7, so that the frame 1 and the bolt 7 move together in the adjustment chute 4, after the position is adjusted, it is then fixed by the nut 7.

In addition to adopting bolts 6 and nuts 7 to realize the movable connection between the frame 1 and the adjustment chute 4, a slide rail cooperating with the adjustment chute 4 can also be provided on the frame 1, and the slide rail is on the adjustment chute 4. The middle movement realizes the adjustment of the gap L1 between the frame 1 and the grille 3, and tightens the slide rail in the adjustment chute 4 through the fastening screws to realize the fixed position of the frame 1 and the grille 3. Similar structures, as long as the gap between the frame 1 and the grid 3 can be adjusted, all belong to the protection scope of the present invention.

Further, in this embodiment, at least two adjustment slide slots 4 are installed on each wide side of the grid 3, the purpose is to ensure the stability of the connection between the frame 1 and the grid 3, of course, if the grid 3 Only one adjustment chute 4 is provided on each side of the grid 3 to meet the connection stability between the frame 1 and the grid 3, and only one can be provided. In this embodiment, two sides are preferably arranged at each side of the grid 3. An adjustment chute 4, as shown in Figure 1.

In order to connect the tuyere device with the top plate, the tuyere device also includes a grille frame 2 fixed on the long sides of the grille 3, as shown in Figures 1 and 4, the grille frame 2 is fixedly connected to the top plate, Thereby realizing the fixation of the tuyere device and the top plate.

In addition to being fixed on the train roof through the grille frame 2, the tuyere device is also provided with a mounting bracket 5 on the grille 3 for fixing the tuyere device on the partition wall 8 of the train, as shown in Figures 1, 2 and 8 , The partition wall 8 is fixed to the mounting frame 5 through corresponding connecting plates and connecting bolts.

Further, the installation frame 5 in this embodiment is provided with an installation chute, by adjusting the installation position of the connecting bolt in the installation chute, the position of the tuyere device between the partition walls 8 on both sides can be adjusted, so that the tuyere device The gap L2 from the partition wall 8 on both sides is equal.

In order to ensure the fixing stability of the tuyere device on the partition wall 8, at least two mounting brackets 5 are installed on each side of the grille 3 in this embodiment, more preferably two on each side, of course, It is also possible to set one, three or more on each side, which is not specifically limited here.

The grille 3 in this embodiment is composed of multiple rows of arc-shaped plates arranged in parallel, as shown in Figure 2 and Figure 3, the arc-shaped arrangement is for the purpose of diverting the inflowing air and simple dust-proof treatment. When the air flows through the grille, the dust in the air can be blocked by the curved plate, and at the same time, the air is flowed back into the horizontal ventilation system by the curved plate. Of course, the grid 3 can also be a multi-row straight plate structure arranged in parallel.

Further, in order to reduce the mass of the tuyere device, the tuyere device is made of aluminum profiles, or other materials, which are not specifically limited here.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. a tuyere device, including grid (3), described grid (3) has long limit, both sides and two Side broadside, both sides broadside is adjacent with partition (8), and long limit, both sides is adjacent with top board, it is characterised in that Also include adjusting chute (4) and frame (1)；Described adjustment chute (4) is fixed on described grid (3) upper and parallel with the length direction of described grid (3)；Described frame (1) is positioned at described grid (3), at both sides broadside, each broadside of described grid (3) is respectively provided with a frame (1), and Described frame (1) is connected on described adjustment chute (4), and can be on described adjustment chute (4) Length direction along described grid (3) moves, the most described frame (1) and the width of described grid (3) Gap L 1 between limit can be adjusted by the described frame (1) movement on described adjustment chute (4) Joint.

Tuyere device the most according to claim 1, it is characterised in that described frame (1) is groove Shape structure, the broadside of described grid (3) is contained in described groove-like structure.

Tuyere device the most according to claim 1, it is characterised in that described frame (1) passes through Bolt (6) and nut (7) are slidably connected with described adjustment chute (4).

Tuyere device the most according to claim 1, it is characterised in that described grid (3) every It is mounted at least two at the broadside of side and adjusts chute (4).

Tuyere device the most according to claim 1, it is characterised in that also include being fixed on described Grill frame (2) on the long limit, both sides of grid (3).

Tuyere device the most according to claim 1, it is characterised in that also include being fixed on described The upper installing rack (5) for being fixed on the partition (8) of train of grid (3).

Tuyere device the most according to claim 6, it is characterised in that on described installing rack (5) Offer installation chute.

Tuyere device the most according to claim 6, it is characterised in that described grid (3) every At least two installing rack (5) it is mounted at the broadside of side.

9. according to the tuyere device described in any one of claim 1-8, it is characterised in that described grid (3) it is made up of multiple rows of arc arranged in parallel.

Tuyere device the most according to claim 9, it is characterised in that described tuyere device is aluminum Section bar processed.