阅读说明：本技术 一种过滤装置和轨道车辆 (Filter equipment and rail vehicle ) 是由 朱茂华 毛业军 彭新平 刘强 李仕林 徐力 杨胜 陈诗文 于 2019-10-31 设计创作，主要内容包括：本发明公开了一种过滤装置和轨道车辆,将滤芯设置在框架内,惯性过滤器可翻转安装于框架,滤芯位于框架和惯性过滤器之间。通过惯性过滤器和滤芯,对排入轨道车辆内的空气进行过滤,并对雨水、雪、细小灰尘进行过滤,从而提高了过滤效果；在对滤芯进行更换时,可将惯性过滤器打开并绕框架翻转,不需要将惯性过滤器取下来,就可以将滤芯取出,在对滤芯更换完成后,只需要将惯性过滤器合上,从而实现滤芯便捷更换。(The invention discloses a filtering device and a railway vehicle. The air discharged into the railway vehicle is filtered through the inertia filter and the filter element, and rainwater, snow and fine dust are filtered, so that the filtering effect is improved; when changing the filter core, can open the inertia filter and overturn around the frame, need not take off the inertia filter, just can take out the filter core, change the completion back to the filter core, only need close the inertia filter to realize the convenient change of filter core.)

1. A filter device, comprising: a frame (1), a filter element (2) and an inertial filter (6);

the filter element (2) is arranged in the frame (1), the inertia filter (6) can be installed on the frame (1) in a turnover mode, and the filter element (2) is located between the frame (1) and the inertia filter (6).

2. The apparatus of claim 1, further comprising: the hinge (3), inertia filter (6) pass through hinge (3) can install in the frame (1) can overturn.

3. The apparatus of claim 1, further comprising: the air pressure device comprises an air pressure device (5), an air pressure device mounting seat (8) and an air pressure device mounting hole (11);

the air pressure device mounting seat (8) is arranged on the frame (1), and the air pressure device (5) mounting hole (11) is arranged on the inertial filter (6);

one end of the air pressure device (5) is connected to the air pressure mounting hole (11), the other end of the air pressure device is connected to the air pressure device mounting seat (8), and when the inertial filter (6) is opened, the air pressure device (5) is used for supporting the inertial filter (6).

4. The device according to claim 3, characterized in that said pneumatic device (5) comprises: the device comprises a first mounting bolt (12), a second mounting bolt (13), a first ball head (16), a second ball head (17), a piston rod (14) and an air spring (15);

one end of the piston rod (14) is connected with one end of the gas spring (15), the other end of the piston rod is connected with the first mounting bolt (12) through the first ball head (16), and the first mounting bolt (12) is connected with the air pressure device mounting seat (8) in a matching manner;

the other end of the gas spring (15) is connected with the second mounting bolt (13) through the second ball head (17), and the second mounting bolt (13) is connected with the pneumatic device mounting hole (11) in a matched mode.

5. The apparatus of claim 1, further comprising: a fastener (7), said fastener (7) being provided on said inertial filter (6) for fastening said inertial filter (6) to said frame (1).

6. Device according to claim 1, characterized in that the filter element (2) is a filter cotton.

7. The device according to claim 1, characterized in that said inertial filter (6) comprises: the device comprises a pipe row (9) and a modeling plate (10) arranged on the outer side of the pipe row (9);

the modeling plate (10) is provided with a transverse strip-shaped vent hole and is vertical to the tube bank (9).

8. A rail vehicle comprising a vehicle body and a filter device provided to the vehicle body, characterized in that the filter device is a filter device according to any one of claims 1 to 8.

9. The rail vehicle of claim 8, wherein the filter device is mounted on an outer body surface of the rail vehicle, and a separate air duct is provided inside the body to cooperate with the filter device.

Technical Field

The invention relates to the technical field of filtration, in particular to a filtering device and a railway vehicle.

Background

At present, the ventilation and heat dissipation system of the mechanical room of the alternating current transmission electric locomotive sucks air from the outside of the machine, but the outside air contains a large amount of rain water, snow, particles, fine dust and other impurities, so the filtering efficiency of the ventilation and filtering device is particularly important for ensuring the cleanliness of the mechanical room.

In the prior art, the ventilation and heat dissipation system of the railway vehicle adopts a side wall shutter which is mostly a tube row type inertia filter, and when the shutter is perpendicular to the ground or is installed at a certain angle with the ground, most of sundries such as rainwater, snow, particles and the like can be filtered.

However, in the prior art, a problem that how to integrate a two-stage filter in a limited space and facilitate the overhaul and maintenance of a filter element is urgently needed to be solved because the filtering efficiency of fine dust is poor.

Disclosure of Invention

In view of this, the embodiment of the invention provides a filtering device and a railway vehicle, which can filter rainwater, snow, particles and fine dust outside the vehicle when the railway vehicle is ventilated and radiated, and can quickly replace and overhaul a 'secondary filter element' outside the vehicle without integrally detaching the ventilating and filtering device, so as to achieve the purpose of convenient overhaul.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:

the present application discloses in a first aspect a filter device comprising: a frame, a filter element and an inertial filter;

the filter element is arranged in the frame, the inertial filter is arranged on the frame in a turnover mode, and the filter element is located between the frame and the inertial filter.

Preferably, the method further comprises the following steps: the hinge is used for mounting the inertia filter on the frame in a turnover mode.

Preferably, the method further comprises the following steps: the air pressure device comprises an air pressure device, an air pressure device mounting seat and an air pressure device mounting hole;

the air pressure device mounting seat is arranged on the frame, and the air pressure device mounting hole is arranged on the inertia filter;

one end of the air pressure device is connected to the air pressure mounting hole, the other end of the air pressure device is connected to the air pressure device mounting seat, and when the inertia filter is opened, the air pressure device is used for supporting the inertia filter.

Preferably, the air pressure means comprises: the mounting structure comprises a first mounting bolt, a second mounting bolt, a first ball head, a second ball head, a piston rod and an air spring;

one end of the piston rod is connected with one end of the gas spring, the other end of the piston rod is connected with the first mounting bolt through the first ball head, and the first mounting bolt is connected with the mounting seat of the gas pressure device in a matching manner;

the other end of the air spring is connected with the second mounting bolt through the second ball head, and the second mounting bolt is matched and connected with the mounting hole of the air pressure device.

Preferably, the method further comprises the following steps: a fastener disposed on the inertial filter for fastening the inertial filter to the frame.

Preferably, the filter element is filter cotton.

Preferably, the inertial filter comprises: the device comprises a tube row and a modeling plate arranged on the outer side of the tube row;

the modeling plate is provided with a transverse strip-shaped vent hole and is vertical to the tube bank.

A second aspect of the present application discloses a rail vehicle comprising a vehicle body and a filter device as disclosed in the first aspect of the present application.

Preferably, the filtering device is installed on the outer surface of the vehicle body of the railway vehicle, and an independent air duct matched with the filtering device is arranged inside the vehicle body.

In view of the above, the present invention discloses a filter device and a rail vehicle, wherein the inertial filter is arranged in the frame, the inertial filter is installed on the frame in a turnover mode, and the filter element is located between the frame and the inertial filter. According to the filtering device and the railway vehicle, the air discharged into the railway vehicle is filtered through the inertia filter and the filter element, and rainwater, snow and fine dust are filtered, so that the filtering effect is improved; and the 'secondary filter element' can be quickly replaced and maintained outside the vehicle under the condition that the ventilation and filtration device is not integrally detached, so that the aim of convenient maintenance is fulfilled.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic front structural view of a filtering apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic side view of a filter device according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a frame assembly according to an embodiment of the present invention;

FIG. 4 is a schematic view of an inertial filter according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an air pressure device according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a rail vehicle according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Known from the background art, in the prior art, most of side wall shutters of a ventilation and heat dissipation system of a railway vehicle are pipe row type inertia filters, and when the shutters are perpendicular to the ground or installed at a certain angle with the ground, most of impurities such as rainwater, snow, particles and the like can be filtered. However, the ventilation and heat dissipation system of the prior art has poor filtering efficiency for fine dust.

Therefore, the invention discloses a filtering device, which is characterized in that a filter element is arranged in a ventilation and heat dissipation system to filter fine dust, so that the filtering efficiency of the ventilation and heat dissipation system is improved.

An embodiment of the present invention provides a filtering apparatus, which is a schematic structural diagram of the filtering apparatus provided in an embodiment of the present application, and referring to fig. 1 and fig. 2, the filtering apparatus includes: frame 1, filter element 2 and inertial filter 6;

the filter element 2 is arranged in the frame 1, the inertia filter 6 is arranged on the frame 1 in a turnover mode, and the filter element 2 is located between the frame 1 and the inertia filter 6.

It should be noted that, in the present application, the filter element 2 is disposed in the frame 1 and located between the frame 1 and the inertial filter 6, the inertial filter 6 can have an initial filtering effect in the ventilation and heat dissipation system, that is, filtering impurities such as rain water and snow, and the filter element 2 re-filters the air filtered by the inertial filter 6, that is, filtering fine dust in the air; meanwhile, the two-stage filter is integrated in a limited space.

The filter element 2 can be filter cotton, also can be broken hole polyurethane foam, and in this application, the filter element 2, not only is limited to filter cotton and broken hole polyurethane foam.

It should also be noted that, install the inertia filter 6 in frame 1 in the turnover, when changing filter core 2, can open inertia filter 6 and wind frame 1 upset, need not take off inertia filter 6, just can take out filter core 2, and after accomplishing the change of filter core 2, only need close inertia filter 6 to realize the convenient change of filter core 2.

Further, the filtering device further comprises: hinge 3, inertial filter 6 is installed in frame 1 through hinge 3 upset.

It should be noted that a hinge is a mechanical device used to connect two solid bodies and allow relative rotation between the two solid bodies. The hinge may be constructed of a movable assembly or may be constructed of a foldable material. The hinge hinges are mainly classified into stainless steel hinges and iron hinges according to material quality; the hydraulic hinge is also named as a damping hinge for better enjoyment of people, and is characterized in that a cabinet door is closed or closed to achieve a buffering function, and noise generated by collision during closing is reduced to the maximum extent, so that a hinge is arranged between the inertial filter 6 and the frame 1, the inertial filter 6 can be connected to the frame 1 and overturned relative to the frame 1, when the filter element 2 arranged in the frame 1 is replaced, the inertial filter 6 only needs to be overturned and opened relative to the frame 1, after the filter element 2 is replaced, the inertial filter 6 is overturned and closed relative to the frame 1, and even if the filter element 2 is replaced quickly.

Further, referring to fig. 2, 3 and 4, the filtering apparatus further includes: the air pressure device comprises an air pressure device 5, an air pressure device mounting seat 8 and an air pressure device mounting hole 11;

the air pressure device mounting seat 8 is arranged on the frame 1, and the air pressure device mounting hole 11 is arranged on the inertia filter 6;

one end of the air pressure device 5 is connected to the air pressure mounting hole 11, the other end of the air pressure device 5 is connected to the air pressure device mounting seat 8, and when the inertial filter 6 is opened, the air pressure device 5 is used for supporting the inertial filter 6.

It should be noted that the air pressure device 5 is an industrial component that can perform functions such as support, cushion, braking, height adjustment, and angle adjustment, and when the inertial filter 6 is opened by turning over the frame 1 with respect to the frame 1 by the air pressure device 5 provided between the frame 1 and the inertial filter 6, the inertial filter 6 and the frame 1 are placed in an appropriate opening by supporting the inertial filter 6, and thus, it is possible to better replace the filter element 2 when replacing the filter element 2.

It should be noted that in the specific application of the air pressure device 5, one air pressure device 5 may be installed on each of the left and right sides of the frame 1, one air pressure device 5 may be installed on one of the left and right sides of the frame 1, one air pressure device 5 may be installed on each of the upper and lower sides of the frame 1, and one air pressure device 5 may be installed on one of the upper and lower sides of the frame 1, in this application, one air pressure device 5 is preferably installed on each of the left and right sides of the frame 1, but is not limited to one air pressure device 5 being installed on each of the left and right sides of the frame 1, and needs to be selected according to specific requirements.

Specifically, as shown in fig. 5, the air pressure device 5 includes: a first mounting bolt 12, a second mounting bolt 13, a piston rod 14, a gas spring 15, a first ball head 16 and a second ball head 17;

one end of the piston rod 14 is connected with one end of the gas spring 15, the other end is connected with the first mounting bolt 12 through the first ball head 16, and the first mounting bolt 12 is connected with the air pressure device mounting seat 8 in a matching way;

the other end of the gas spring 15 is connected with a second mounting bolt 13 through a second ball head 17, and the second mounting bolt 13 is connected with the pneumatic device mounting hole 11 in a matching way.

It should be noted that the piston rod 14 is a sealed cavity filled with inert gas or oil-gas mixture, and the pressure in the cavity is several times or several tens times of atmospheric pressure. When the air pressure device 5 works, the piston rod moves by utilizing the pressure difference existing on the two sides of the piston. The air pressure device 5 has different structures and types and is used for meeting different use requirements, the engineering machinery mainly uses a compression type air spring, the air spring 15 mainly plays a supporting role, and the length of the piston rod 14 and the angle of the ball head can be adjusted according to the opening angle in the process that the inertial filter 6 is turned and opened relative to the frame 1.

Further, the filter device still includes: a fastener 7, the fastener 7 being provided on the inertial filter 6 for fastening the inertial filter 6 to the frame 1.

It should be noted that the fastening member 7 is a member for fastening two or more objects together so that the two or more objects fastened together are not displaced, and therefore, in the present application, the inertial filter 6 is fastened to the frame 1 by the fastening member 7 so that the inertial filter 6 does not move relative to the frame 1 during operation.

The fastening member 7 may be a screw, a snap, or another fitting having a fastening effect. In the present application, the fastener 7 is not limited to a specific one, and should be selected according to the actual use.

Further, the inertial filter 6 comprises: a tube bank 9 and a moldboard 10 arranged outside the tube bank 9;

the mould plate 10 is provided with transverse, elongated ventilation holes and is perpendicular to the tube bank 9.

The shape plate 10 may have an arc shape or other shapes, and in the present application, the shape plate 10 is preferably an arc shape, but is not limited to an arc shape.

It should be noted that, by arranging the transverse strip-shaped vent holes on the molding plate 10 and making the pipe row 9 vertical, air with a certain wind speed can be ensured to pass through the molding plate 10, and no abnormal sound is generated.

Referring to fig. 6 based on fig. 1 and fig. 2, a schematic structural diagram of a rail vehicle provided in an embodiment of the present application, the rail vehicle includes: filter device 100 and vehicle body 200.

A filter apparatus 100, comprising: frame 1, filter element 2 and inertial filter 6;

the filter element 2 is arranged in the frame 1, the inertia filter 6 is arranged on the frame 1 in a turnover mode, and the filter element 2 is located between the frame 1 and the inertia filter 6.

The filter device 100 is mounted on the outer surface of the vehicle body 200.

In both cases, the filter device 100 may be provided in the vehicle body 200 and the filter device 100 may be attached to the outer surface of the vehicle body 200, and the inside of the vehicle body 200 is ventilated by the filter device 100, and in the present application, the filter device 100 is preferably provided on the outer surface of the vehicle body 200.

The embodiment of the application installs filter equipment at the external surface of the vehicle body, ventilates for the automobile body, guarantees the internal space of the vehicle body, and makes the internal space of the vehicle body more beautiful.

Further, rail vehicle still includes: an independent air duct;

the independent air duct is arranged inside the vehicle body and matched with the filtering device.

It should be noted that, by providing the independent air duct inside the vehicle body, the air filtered by the filtering device 100 can be delivered to the target point, so as to improve the air quality at the target point.

The present solution is further described below with reference to specific embodiments:

the ventilation filter device comprises a frame 1, a secondary filter element 2, a hinge 3, an air pressure device 5, a fastener 4, an inertia filter 6 and the like, and is shown in figure 1:

the frame 1 is provided with two air pressure device mounting seats 8, as shown in fig. 2;

the inertial filter 6 is composed of a tube row 9, a modeling plate 10 and an air pressure device mounting hole 11, as shown in FIG. 3;

the air pressure device 5 is arranged on the ventilation filter device through the fastening piece 4 (namely the air pressure device mounting seat 8), the left part and the right part are respectively provided, when the secondary filter element 2 is overhauled and replaced, the ventilation filter device can not be integrally disassembled, only the fastening piece 7 of the inertia filter is disassembled, the inertia filter is turned over, the secondary filter element 2 can be quickly replaced, and the air pressure support rod can play a role in buffering and supporting;

the air pressure device 5 consists of a mounting bolt 12, a ball head 13, a piston rod 14 and an air spring 15, the air pressure device is matched with a hinge for use, and the length of the piston rod and the angle of the ball head can be adjusted according to the opening angle in the process of turning the inertial filter;

in the design process of the ventilation filtering device, the outer surface of a vehicle body can be of a plane structure or an arc surface structure, a tube bank structure of the inertia filter can be designed into a plane type or an arc shape according to the outer surface structure of the vehicle body, but the filtering efficiency of the arc inertia filter is greatly reduced, the manufacturing difficulty is increased, in order to ensure the attractiveness and the filtering efficiency, a modeling plate 10 can be arranged on the outer side of the ventilation filtering device, the modeling plate is installed on the ventilation filtering device through a fastening piece 7 and is provided with a transverse strip-shaped ventilation hole which is vertical to the tube bank structure of the inertia filter, and when air at a certain wind speed passes through the modeling plate, abnormal sound is not generated. If the elongated holes of the modeling plate are designed to be parallel to the tube row of the inertia filter, the air generates squeaking sound when passing through the modeling plate, and the test proves that the air has passed.

The effects or characteristics of the invention are as follows:

1. the filter device consists of a primary filter (an inertia filter) and a secondary filter element (such as filter cotton, broken-hole polyurethane foam and the like), and the ventilation filter device is vertical to the ground or arranged at a certain angle with the ground and can filter most of rain, snow, particles, fine dust and sundries;

2. when the outer surface of the body is of an arc surface structure, a modeling plate can be arranged on the outer side of the ventilation and filtration device, the modeling plate can be jointed with the outer arc surface of the vehicle body, the appearance of the vehicle is attractive, the modeling plate is also provided with transverse strip-shaped ventilation holes which are vertical to the inertial filter tube row, the effective ventilation area can be ensured, and the air can be ensured not to generate squeaking when passing through the modeling plate;

3. the filtering device is provided with a hinge and an air pressure device, and the filter element can be quickly replaced under the condition that the ventilating and filtering device is not integrally detached by utilizing the buffering and supporting functions of the air pressure device, so that the filter element is convenient to overhaul and maintain;

4. the device is provided with a ball head, a piston rod and an air spring structure, when the inertial filter is turned over, the length of the air pressure device and the angle of the ball head can be flexibly and automatically adjusted according to the opening angle, and the effects of buffering and supporting are achieved.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

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