Cleaning equipment for filter screen of rail car

Abstract

The utility model discloses a rail car filter screen cleaning device which comprises a machine frame, a blowing device and a negative pressure dust suction device, the machine frame is provided with a first-layer platform and a second-layer platform, the blowing device is arranged on the second-layer platform, the negative pressure dust suction device is arranged on the first-layer platform, and a dust suction pipe is arranged between the negative pressure dust suction device and the blowing device. The blowing device comprises a blowing seat, a spray gun is arranged on the blowing seat, a blowing channel is arranged in the blowing seat, one end of the blowing channel is communicated with the dust suction pipe, a negative pressure opening is formed in the other end of the blowing channel, and a bearing net rack is arranged at the negative pressure opening. According to the cleaning equipment, split type design is adopted, the negative pressure dust suction device is placed on the first-layer platform, the blowing device is placed on the second-layer platform, the negative pressure dust suction device and the blowing device are connected through the hose, and the whole cleaning equipment is small in size, can be installed beside a servicing yard locomotive, occupies a small space of the servicing yard and is convenient to use. The filter screen detached from the rail car can be directly cleaned and does not need to be transferred back and forth, and the cleaning efficiency of the filter screen is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cleaning equipment, and in particular relates to a rail vehicle filter cleaning device. Background Art

[0002] As a commonly used air filtration device, the filter is widely used in all walks of life. As an air filtration filter, its own cleanliness and hygiene are crucial to ensure the air supply volume and quality. In the air filtration systems of locomotives, high-speed trains, subways, etc., the filter is affected by impurities such as willow catkins, cotton wool, and floating soil in the environment, which can easily cause problems such as filter blockage and bacterial growth. If it is not removed in time and thoroughly, it will seriously affect the air supply volume and quality. With the rapid development of China's rail, the number of locomotives has increased dramatically, which has led to a major challenge for the cleaning and maintenance of locomotive filters and filter cotton. In the existing technology, when cleaning the rail vehicle filter, the locomotive needs to be parked at the three-dimensional operating platform of the preparation yard. At this time, the filter is removed and taken to the purge warehouse, and cleaned by the purge device. Because the traditional purge device is too large to be placed in the preparation yard, the filter needs to be transported back and forth, and the entire filter cleaning process delays a lot of operation time. Utility Model Content

[0003] The utility model aims to provide a rail vehicle filter cleaning device to solve the above problems existing in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a rail car filter cleaning device, including a frame, a purge device and a negative pressure dust suction device, the frame is provided with a first platform and a second platform, the purge device is arranged on the second platform, the negative pressure dust suction device is arranged on the first platform, and a dust suction pipe is arranged between the negative pressure dust suction device and the purge device; the purge device includes a purge seat, a spray gun is arranged on the purge seat, a purge channel is arranged inside the purge seat, one end of the purge channel is connected to the dust suction pipe, and the other end of the purge channel is provided with a negative pressure port, and the negative pressure port is provided with a bearing grid for bearing the rail car filter.

[0005] As an optional implementation of the above technical solution, the bearing grid includes a transverse grid and a vertical grid, the transverse grid and the vertical grid are perpendicular to each other, and the meshes of the transverse grid and the vertical grid are connected to the purge channel.

[0006] As an optional implementation of the above technical solution, side baffles are provided on both sides of the horizontal grid, and an upper baffle is provided on the top of the vertical grid.

[0007] As an optional implementation of the above technical solution, a grid support platform is provided at the bottom of the transverse grid, one end of the grid support platform is rotatably connected to the purge seat, and a telescopic mechanism is provided between the other end of the grid support platform and the purge seat, and the telescopic mechanism is used to drive the grid support platform to flip upward so as to fold the transverse grid upward.

[0008] As an optional implementation of the above technical solution, the telescopic mechanism includes a gas spring, one end of the gas spring is rotatably connected to the purge seat, and the other end of the gas spring is rotatably connected to the grid support platform.

[0009] As an optional implementation of the above technical solution, a rotating shaft is provided between the side baffle and the upper baffle so that the side baffle can be folded inwards.

[0010] As an optional implementation of the above technical solution, a locking buckle is provided between the side baffle and the grid support platform.

[0011] As an optional implementation of the above technical solution, a stainless steel handle is provided at the bottom of the grid support platform.

[0012] As an optional implementation of the above technical solution, the negative pressure dust suction device includes a negative pressure dust suction seat, a negative pressure dust suction chamber and a negative pressure generating chamber are arranged inside the negative pressure dust suction seat, a filter cartridge is arranged in the negative pressure dust suction chamber, the inlet end of the negative pressure dust suction chamber is connected with the dust suction pipe, the outlet end of the negative pressure dust suction chamber is connected with the negative pressure generating chamber, a negative pressure fan is arranged in the negative pressure generating chamber, and a filtering mechanism is arranged at the outlet end of the negative pressure fan.

[0013] As an optional implementation of the above technical solution, a dust collecting hopper is provided at the bottom of the negative pressure dust suction chamber.

[0014] The beneficial effects of the utility model are:

[0015] The utility model provides a rail vehicle filter cleaning device, which adopts a split design. The negative pressure dust suction device is placed on a first-layer platform, and the purge device is placed on a second-layer platform. The negative pressure dust suction device and the purge device are connected by a hose. The whole cleaning device is small in size and can be installed next to the locomotive in the maintenance yard. The space occupied by the maintenance yard is small. The filter removed from the rail vehicle can be cleaned directly without transporting it back and forth, which greatly improves the cleaning efficiency of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a rail vehicle filter cleaning device in one embodiment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a purge device in one embodiment of the utility model;

[0018] Figure 3 It is a schematic structural diagram of a negative pressure dust collection device in one embodiment of the utility model;

[0019] Figure 4 This is a diagram of a folded state of a purge device in one embodiment of the utility model;

[0020] Figure 5 It is a diagram of the expanded state of the purge device in one embodiment of the utility model.

[0021] In the figure: 1-frame; 2-purge device; 3-negative pressure dust suction device; 4-first floor platform; 5-second floor platform; 6-dust suction pipe; 7-purge seat; 8-spray gun; 9-horizontal grid; 10-vertical grid; 11-side baffle; 12-upper baffle; 13-grid support platform; 14-gas spring; 15-locking buckle; 16-stainless steel handle; 17-negative pressure dust suction seat; 18-filter cartridge; 19-filter mechanism; 20-dust hopper. DETAILED DESCRIPTION

[0022] like Figure 1-Figure 5 As shown, this embodiment provides a rail vehicle filter cleaning device, including a frame 1, a purge device 2 and a negative pressure dust suction device 3, the frame 1 is provided with a first-layer platform 4 and a second-layer platform 5, the purge device 2 is arranged on the second-layer platform 5, the negative pressure dust suction device 3 is arranged on the first-layer platform 4, a dust suction pipe 6 is arranged between the negative pressure dust suction device 3 and the purge device 2, and the dust suction pipe 6 adopts a hose. The cleaning device adopts a split design, the negative pressure dust suction device 3 is placed on the first-layer platform 4, the purge device 2 is placed on the second-layer platform 5, and the negative pressure dust suction device 3 and the purge device 2 are connected by a hose. The whole cleaning device is small in size and can be installed next to the locomotive in the preparation yard. It occupies less space in the preparation yard, and the filter removed from the rail vehicle can be directly cleaned without transporting back and forth, which greatly improves the cleaning efficiency of the filter.

[0023] like Figure 2 As shown, the purging device 2 includes a purging seat 7, a spray gun 8 is provided on the purging seat 7, a purging channel is provided inside the purging seat 7, one end of the purging channel is connected to the dust suction pipe 6, and the other end of the purging channel is provided with a negative pressure port, and the negative pressure port is provided with a bearing grid for bearing the rail vehicle filter. After the rail vehicle filter is disassembled, it can be directly placed on the bearing grid, and the filter can be deeply purged and cleaned with a spray gun 8, and the impurities on the filter can be sucked with a negative pressure dust suction device 3, which can quickly remove dust, particulate matter and other impurities on the filter, greatly shorten the cleaning time of the filter, and improve the cleaning efficiency of the filter.

[0024] like Figure 1As shown, in this embodiment, the load-bearing grid includes a transverse grid 9 and a vertical grid 10, the transverse grid 9 and the vertical grid 10 are perpendicular to each other, and the meshes of the transverse grid 9 and the vertical grid 10 are connected to the purge channel. The transverse grid 9 and the vertical grid 10 are arranged in an L shape, which is convenient for fully cleaning the impurities on the surface of the filter. Side baffles 11 are provided on both sides of the transverse grid 9, and an upper baffle 12 is provided on the top of the vertical grid 10.

[0025] A grid support platform 13 is provided at the bottom of the transverse grid 9, one end of the grid support platform 13 is rotatably connected to the purge seat 7, and a telescopic mechanism is provided between the other end of the grid support platform 13 and the purge seat 7, and the telescopic mechanism is used to drive the grid support platform 13 to flip upwards so as to fold the transverse grid 9 upwards. The grid support platform 13 is a hollow structure, and the transverse grid 9 is fixed on the grid support platform 13. The grid support platform 13 can be flipped upwards to fold the transverse grid 9 to reduce the volume of the cleaning equipment. Preferably, the telescopic mechanism includes a gas spring 14, one end of the gas spring 14 is rotatably connected to the purge seat 7, and the other end of the gas spring 14 is rotatably connected to the grid support platform 13. Figure 4 and Figure 5 As shown, when the gas spring 14 is extended, the gas spring 14 can drive the grid support platform 13 to flip downward, so that the transverse grid 9 is unfolded, so as to facilitate the cleaning of the filter; when the gas spring 14 is contracted, the gas spring 14 can drive the grid support platform 13 to flip upward, so that the transverse grid 9 is folded, so as to facilitate reducing the volume of the cleaning equipment.

[0026] A rotating shaft is provided between the side baffle 11 and the upper baffle 12 so that the side baffle 11 can be folded inward. Preferably, a locking buckle 15 is provided between the side baffle 11 and the grid support platform 13. After the side baffle 11 is over-extended, the grid support platform 13 is driven to flip downward by the gas spring 14, and the side baffle 11 and the grid support platform 13 are fixed by the locking buckle 15. In order to facilitate the flipping of the grid support platform 13. A stainless steel handle 16 is provided at the bottom of the grid support platform 13.

[0027] like Figure 3 As shown, in this embodiment, the negative pressure dust suction device 3 includes a negative pressure dust suction seat 17, a negative pressure dust suction chamber and a negative pressure generating chamber are arranged inside the negative pressure dust suction seat 17, a plurality of filter cartridges 18 are arranged in the negative pressure dust suction chamber, the inlet end of the negative pressure dust suction chamber is connected with the dust suction pipe 6, the outlet end of the negative pressure dust suction chamber is connected with the negative pressure generating chamber, a negative pressure fan is arranged in the negative pressure generating chamber, and a filtering mechanism 19 is arranged at the outlet end of the negative pressure fan. Preferably, a dust collecting hopper 20 is arranged at the bottom of the negative pressure dust suction chamber, and the dust collecting hopper 20 is used to collect impurities in the negative pressure dust suction chamber.

[0028] The utility model designs the rail vehicle filter cleaning equipment to be split, with the negative pressure dust suction device 3 placed on the first-layer platform 4, and the purge device 2 placed on the second-layer platform 5. The purge device 2 and the negative pressure dust suction device 3 are connected by a hose. The purge device 2 is designed to be foldable, and the worker opens the purge device 2 during operation. After the operation is completed, the purge device 2 is closed. This design reduces the space occupied by the equipment on the three-dimensional operation platform of the preparation yard. The cleaning equipment can be used to clean dust, catkins and other debris accumulated in the locomotive filter to maintain the normal operation and air quality of the locomotive. The utility model improves the efficiency and quality of filter cleaning and meets the filter cleaning work of different locomotives.

[0029] The utility model has the following advantages and characteristics: first, the split design and folding design are adopted to reduce the space occupied by the equipment. The equipment can be installed next to the locomotive in the maintenance yard, and the removed filter can be cleaned directly without turning back and forth. The cleaning efficiency is greatly improved; secondly, the filter can be deeply blown and cleaned by using the spray gun 8 to ensure the cleaning effect; thirdly, the utility model does not need to carry the filter back and forth, and only needs to remove the filter and clean it next to the locomotive; finally, the utility model uses the synchronous technology of blowing, sucking and filtering, which makes the filter cleaning process more efficient and thorough. The development prospects of the utility model are broad, and the market application prospects are very optimistic. With the continuous improvement of environmental awareness, the demand for locomotive filter cleaning technology in the railway industry will continue to grow. With its high efficiency, environmental protection and safety, the utility model is expected to become the mainstream technology in the field of locomotive filter cleaning in the future. In terms of market application, the utility model can be widely used in the cleaning and maintenance of filters and filter cotton of railway locomotives, subways, trams and other means of transportation, and has a broad market application prospect.

[0030] In the specific cleaning operation of the filter, it is divided into the following 4 steps: ① Start the negative pressure fan to generate negative pressure at the negative pressure port of the purge device 2; ② Start the spray gun 8 to generate an airflow with sufficient wind speed. The operator holds the spray gun 8 to blow the dust, catkins and other debris on the filter away from the surface of the filter; ③ Under the action of the negative pressure fan, dust, catkins and other debris will enter the negative pressure dust suction chamber with the airflow, and then enter the dust collecting hopper 20; ④ After being processed by the filtering mechanism 19, the negative pressure fan discharges the filtered clean gas.

[0031] Compared with the prior art, the cleaning device of the utility model has the following advantages:

[0032] 1. High-efficiency cleaning: The equipment adopts split design and folding design, which greatly saves the occupied space under the three-dimensional working platform of the preparation yard. The purge device 2 adopts high-pressure airflow technology, which can quickly remove dust, particles and other impurities on the filter, greatly shortening the cleaning time and improving work efficiency.

[0033] 2. Strong adaptability: The cleaning equipment with split design and folding design can be installed on any three-dimensional working platform in the maintenance yard, taking up little space and having a small volume after folding.

[0034] 3. Humanized design: The equipment is easy to operate, which can reduce the labor intensity of the staff and protect the staff from the hardship and danger of manual cleaning.

[0035] 4. Environmental protection and energy saving: The equipment adopts high-efficiency filter cartridge 18, and the filtration accuracy can reach 99.95%. At the same time, the filter cartridge 18 has a long life, low operating cost, and reduces pollution to the environment.

[0036] 5. High reliability: The equipment adopts high-quality materials and advanced production technology to ensure the reliability and durability of the equipment, reducing the cost and time of frequent equipment replacement. The equipment has the advantages of high efficiency, strong adaptability, humanization, environmental protection and energy saving, safety and reliability, which can improve the cleaning efficiency of locomotive filters, reduce labor costs and energy consumption, and is an ideal cleaning equipment.

[0037] 6. Easy to maintain: The cleaning equipment has a simple mechanical structure and electronic control system, making the maintenance and care of the equipment relatively easy.

[0038] 7. Strong customizability: According to different filter types and cleaning requirements, the purge device 2 can be customized as a whole, including the size of the equipment, folding method, parameters of the control system, etc., to meet the needs of specific applications.

[0039] To sum up, the cleaning equipment of the utility model is an ideal cleaning equipment with high efficiency, strong adaptability, humanization, environmental protection and energy saving, safety and reliability, easy maintenance, high degree of automation, strong customizability and long life. The cleaning equipment has significant beneficial effects and can bring huge economic and social benefits to enterprises and society.

[0040] In the description of the present utility model, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, and may be fixedly connected, detachably connected, or integrated; may be mechanically connected or electrically connected; may be directly connected or indirectly connected through an intermediate medium, may be the internal connection of two components or the interaction relationship between two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood. In addition, the specific features, structures, etc. described in the embodiments are included in at least one embodiment. In the absence of mutual contradictions, those skilled in the art may combine the features of different embodiments. The scope of protection of the present utility model is not limited to the above-mentioned specific embodiments. According to the basic technical concept of the present utility model, the embodiments that can be associated with by ordinary technicians in this field without creative work all belong to the scope of protection of the present utility model.

Claims

1. A rail car filter cleaning device, characterized in that: The invention comprises a frame (1), a purge device (2) and a negative pressure dust suction device (3), wherein the frame (1) is provided with a first-layer platform (4) and a second-layer platform (5), the purge device (2) is arranged on the second-layer platform (5), the negative pressure dust suction device (3) is arranged on the first-layer platform (4), and a dust suction pipe (6) is arranged between the negative pressure dust suction device (3) and the purge device (2); the purge device (2) comprises a purge seat (7), a spray gun (8) is arranged on the purge seat (7), a purge channel is arranged inside the purge seat (7), one end of the purge channel is connected to the dust suction pipe (6), the other end of the purge channel is provided with a negative pressure port, and the negative pressure port is provided with a bearing grid for bearing a rail vehicle filter.

2. The rail car filter cleaning device according to claim 1, characterized in that: The bearing grid comprises a transverse grid (9) and a vertical grid (10), wherein the transverse grid (9) and the vertical grid (10) are perpendicular to each other, and the meshes of the transverse grid (9) and the vertical grid (10) are both connected to the purge channel.

3. The rail car filter cleaning device according to claim 2, characterized in that: Side baffles (11) are provided on both sides of the transverse grid (9), and an upper baffle (12) is provided on the top of the vertical grid (10).

4. The rail car filter cleaning device according to claim 3, characterized in that: A grid support platform (13) is provided at the bottom of the transverse grid (9), one end of the grid support platform (13) is rotatably connected to the purge seat (7), and a telescopic mechanism is provided between the other end of the grid support platform (13) and the purge seat (7), and the telescopic mechanism is used to drive the grid support platform (13) to flip upwards so as to fold the transverse grid (9) upwards.

5. The rail car filter cleaning device according to claim 4, characterized in that: The telescopic mechanism comprises a gas spring (14), one end of the gas spring (14) is rotatably connected to the purge seat (7), and the other end of the gas spring (14) is rotatably connected to the grid support platform (13).

6. The railcar filter cleaning device according to claim 4, characterized in that: A rotating shaft is provided between the side baffle (11) and the upper baffle (12), so that the side baffle (11) can be folded inwards.

7. The railcar filter cleaning device according to claim 6, characterized in that: A locking buckle (15) is provided between the side baffle (11) and the grid support platform (13).

8. The rail car filter cleaning device according to claim 7, characterized in that: A stainless steel handle (16) is provided at the bottom of the grid support platform (13).

9. The railcar filter cleaning device according to claim 1, characterized in that: The negative pressure dust suction device (3) comprises a negative pressure dust suction seat (17), a negative pressure dust suction chamber and a negative pressure generating chamber are arranged inside the negative pressure dust suction seat (17), a filter cartridge (18) is arranged inside the negative pressure dust suction chamber, the inlet end of the negative pressure dust suction chamber is connected to the dust suction pipe (6), the outlet end of the negative pressure dust suction chamber is connected to the negative pressure generating chamber, a negative pressure fan is arranged in the negative pressure generating chamber, and a filtering mechanism (19) is arranged at the outlet end of the negative pressure fan.

10. The rail car filter cleaning device according to claim 9, characterized in that: A dust collecting hopper (20) is provided at the bottom of the negative pressure dust suction chamber.

Images