CN217945181U

CN217945181U - Valve type oxygen supply device for motor train unit

Info

Publication number: CN217945181U
Application number: CN202221245611.9U
Authority: CN
Inventors: 彭杨洋; 薛缘薛缘; 朱敏炎
Original assignee: NANJING HAITIAN RAIL VEHICLES AND EQUIPMENT Ltd
Current assignee: NANJING HAITIAN RAIL VEHICLES AND EQUIPMENT Ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-12-02
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a EMUs valve formula apparatus of oxygen supply, relate to air evolution equipment technical field, including the air supply room, air pipe, the air supply room is fixed on the EMUs, it is fixed continuous with air pipe in the air supply room, the wind pipeline is equipped with outer fender net, air pipe is equipped with the double-layered groove of symmetry, it is equipped with the open-close board to slide in the double-layered groove, the fixed first pivot that is equipped with in both sides on open-close board top, the fixed rotary rod that is equipped with of first pivot, air pipe left side is equipped with the cylinder of symmetry, be equipped with the fixed block on the output shaft of cylinder, the rotary rod with one side links to each other with the fixed block along the mutual symmetry of fixed block and through the second pivot, air pipe preheats the mechanism with the refrigeration and fixes linking to each other, the cold fixed inductor that is equipped with of mechanism that preheats, the response department of inductor is located the carriage of EMUs. The utility model discloses a fan of breathing in inhales outside air and carries out the oxygen suppliment in to the EMUs to adjust the intake air volume through the valve, protect device internal mechanism, be fit for promoting.

Description

Valve type oxygen supply device for motor train unit

Technical Field

The utility model belongs to the technical field of the air evolution equipment, concretely relates to EMUs valve formula apparatus of oxygen supply.

Background

Besides providing fresh air for passengers, the ventilation and oxygen supply system of the motor car has another function of ensuring that the air pressure in the carriage is proper, namely, when the air pressure outside the car is obviously changed, the ventilation and oxygen supply system can maintain the air pressure in the carriage at a level which is comfortable for people.

The existing motor train unit oxygen supply mechanism sucks external air through the effect of a ventilator unit, and discharges the air into a carriage through a refrigerating system, a preheating system and a water separator, the air condition inside the carriage needs to be detected, the regulation of the sucked air quantity is inconvenient, and air can be poured into an air inlet pipeline due to air pressure difference to cause impact on internal instruments.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a EMUs valve formula apparatus of oxygen supply inhales the outside air through the fan of breathing in and carries out the oxygen suppliment in to the EMUs to adjust the air intake volume through the valve, protect device internal mechanism, be fit for promoting.

The utility model provides a following technical scheme: the utility model provides a EMUs valve formula apparatus of oxygen supply, includes air supply room, air pipe, open-close board, the air supply room is fixed on the EMUs, it is fixed continuous with air pipe in the air supply room, the fixed outer net that keeps off that is equipped with of air pipe and air supply room junction, outer net that keeps off communicates with each other with EMUs exterior space, the fixed double-layered groove that is equipped with the symmetry in both sides about the air pipe, it is equipped with the open-close board to slide in the double-layered groove, the fixed first pivot that is equipped with in both sides on open-close board top, the fixed rotary rod that is equipped with of first pivot, the fixed cylinder that is equipped with the symmetry in air pipe left and right sides, the fixed block that is equipped with on the output shaft of cylinder, the rotary rod with one side links to each other along the fixed block and through second pivot and fixed block, the cold preheating mechanism other end is fixed continuous with the inductor with the refrigeration, the response department of inductor is located the carriage of EMUs.

Preferably, the air supply room is located the fixed supporting seat that is equipped with in ventilation pipe below of the time quantum between plywood and preheating mechanism, the fixed mounting bracket that extends to in the ventilation pipe that is equipped with of supporting seat, the fixed driving motor that is equipped with of mounting bracket center department, driving motor's the fixed fan of breathing in that is equipped with of output.

Preferably, a central controller is arranged in the refrigeration preheating mechanism, the central controller is connected with the air cylinder, the inductor and the driving motor through circuit signals, and the output end of the refrigeration preheating mechanism is communicated with an exhaust pipe fixed in a carriage of the motor train unit.

Preferably, ventilation pipe is located open-close plate department and is equipped with the slide rail of symmetry, open-close plate and slide rail slip link to each other, the fixed sealed pad that is equipped with in a side of the mutual symmetry of open-close plate.

Preferably, air pipe is located and keeps off the net and can dismantle with the cut-off plate and be equipped with the dust screen, air pipe is located the fixed filter screen that is equipped with in fan the place ahead of breathing in.

The utility model has the advantages that: the motor train unit is characterized in that external air is sucked through the air suction fan to supply oxygen to the motor train unit, the air suction amount is adjusted through the valve, and internal mechanisms of the motor train unit are protected, and the motor train unit is specifically as follows:

(1) The utility model discloses be equipped with air pipe, when the device operates, temperature and oxygen content in the inductor response carriage, and with its central controller who transmits in the refrigeration preheating mechanism, central controller judges the air condition in the carriage, when needs are to the carriage oxygen suppliment, the cylinder operation, it is rotatory to drive the rotary rod, when the rotary rod is rotatory, it removes to drive division board both sides, open air pipe, the degree of opening and shutting of division board is judged to the air pipe air quantity that gets into according to the atmospheric pressure difference, fast when the motor car, the atmospheric pressure difference is big, the degree that the division board was opened is little, when the motor car is fast, the atmospheric pressure difference is little, the degree that the division board was opened is big, and when air pipe is not enough at nature intake, the operation of driving motor drive fan of breathing in, with the air intake in the mechanism, thereby reach stable air intake effect, protect internal mechanism.

(2) The utility model discloses be equipped with the open-close board, preheat the mechanism stop work back at the refrigeration, the cylinder shrink, two open-close boards are closed about the rotatory with of pulling rotary rod, close air pipe, protect internal mechanism, and the outer net that keeps off on the air pipe blocks great blockage when the air flows, and dust filter screen, filter screen filter dust, particulate matter in to the air.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIGS. 1-2 are overall schematic views of the present invention;

fig. 3 is a cross-sectional view of the present invention;

labeled as: the air supply device comprises an air supply chamber 1, a ventilation pipeline 2, an external baffle net 3, a supporting seat 4, a refrigeration preheating mechanism 5, an air cylinder 6, an exhaust pipe 7, an inductor 8, a plywood 9, a first rotating shaft 10, a rotating rod 11, a fixing block 12, a second rotating shaft 13, a dust filter net 14, a filter net 15, a clamping groove 16, a sealing gasket 17, a mounting rack 18, a driving motor 19, an air suction fan 20 and a sliding rail 21.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. The structural features of the present invention will now be described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, a valve type oxygen supply device for a motor train unit comprises an air supply chamber 1, a ventilation pipeline 2 and an opening plate 9, wherein the air supply chamber 1 is fixed on the motor train unit, the air supply chamber 1 is fixedly connected with the ventilation pipeline 2, an outer blocking net 3 is fixedly arranged at the joint of the air pipeline 2 and the air supply chamber 1, the outer blocking net 3 blocks large obstructions when air flows through the outer blocking net 3, the outer blocking net 3 is communicated with the outer space of the motor train unit, symmetrical clamping grooves 16 are fixedly arranged on the upper side and the lower side of the ventilation pipeline 2, the opening plate 9 is slidably arranged in the clamping grooves 16, the ventilation pipeline 2 is opened and closed through the opening plate 9, first rotating shafts 10 are fixedly arranged on the two sides of the top end of the opening plate 9, rotating rods 11 are fixedly arranged on the first rotating shafts 10, the opening plate 9 is driven to lift through the rotation of the rotating rods 11, symmetrical air cylinders 6 are fixedly arranged on the left side and the right side of the ventilation pipeline 2, fixing blocks 12 are fixedly arranged on the output shafts of the air cylinders 6, the rotating rods 11 on the same side are mutually symmetrical along the fixing blocks 12 and are connected with the fixing blocks 12 through second rotating shafts 13, the other end of the cooling preheating mechanism 2 is fixedly connected with a cooling preheating mechanism 5, a sensor 8 is fixedly arranged on the preheating mechanism, the sensor 8, and the sensor is positioned in a carriage of the carriage, and the carriage of the motor train unit 8.

Referring to fig. 3, a supporting seat 4 is fixedly arranged below the ventilation duct 2 of the air supply chamber 1 between the plywood 9 and the preheating mechanism 5, a mounting frame 18 extending into the ventilation duct 2 is fixedly arranged on the supporting seat 4, a driving motor 19 is fixedly arranged at the center of the mounting frame 18, an air suction fan 20 is driven by the driving motor 19, an air suction fan 20 is fixedly arranged at the output end of the driving motor 19, and air is sucked into the mechanism through the air suction fan 20 when the natural air intake of the ventilation duct 2 is insufficient.

Referring to fig. 1-2, a central controller is arranged in the refrigerating and preheating mechanism 5, the central controller is connected with the air cylinder 6, the inductor 8 and the driving motor 19 through circuit signals, an exhaust pipe 7 fixed in a carriage of the motor train unit is communicated with an output end of the refrigerating and preheating mechanism 5, and air processed by the refrigerating and preheating mechanism 5 is discharged into the carriage through the exhaust pipe 7.

Referring to fig. 3, the ventilation duct 2 is provided with symmetrical slide rails 21 at the position of the opening plate 9, the opening plate 9 is kept stable when sliding through the clamping grooves 16 and the slide rails 21, the opening plate 9 is connected with the slide rails 21 in a sliding manner, and the sealing gaskets 17 are fixedly arranged on the mutually symmetrical side surfaces of the opening plate 9, so that air is blocked when the opening plate 9 is closed.

Referring to fig. 3, the ventilation duct 2 is located at the outer blocking net 3 and is detachably provided with a dust filter net 14 together with the opening plate 9, the ventilation duct 2 is located in front of the air suction fan 20 and is fixedly provided with a filter screen 15, and the dust filter net 14 and the filter screen 15 filter dust and particulate matters in the air.

The utility model discloses a EMUs valve formula apparatus of oxygen supply inhales outside air through the fan of breathing in and carries out the oxygen suppliment in to the EMUs to adjust the intake air volume through the valve, protect device internal mechanism, be fit for promoting.

When the device is used, referring to fig. 1-3, when the device is running, the sensor 8 senses the temperature and oxygen content in the carriage and transmits the temperature and oxygen content to the central controller in the refrigerating and preheating mechanism 5, the central controller judges the air condition in the carriage, when oxygen supply is needed to be supplied to the carriage, the cylinder runs to drive the rotary rod 11 to rotate, the rotary rod 11 drives the two sides of the opening plate 9 to move when rotating, the ventilation duct 2 is opened, the opening and closing degree of the opening plate 9 is judged according to the air quantity of the ventilation duct 2 entering according to the air pressure difference, when the motor car is high in speed and the air pressure difference is large, the opening degree of the opening plate 9 is small, when the motor car is low in speed and the air pressure difference is small, the opening degree of the opening plate 9 is large, and when the natural air intake of the ventilation duct 2 is insufficient, the driving motor 19 drives the air suction fan 20 to run to suck air into the mechanism, thereby achieving a stable air suction effect;

referring to fig. 3, after the refrigeration preheating mechanism 5 stops working, the air cylinder 5 contracts, the rotating rod 11 is pulled to rotate to close the upper and lower open-close plates 9, the ventilation pipeline 2 is closed, the internal mechanism is protected, the outer blocking net 3 on the ventilation pipeline 2 blocks large obstructions when air flows, and the dust filtering net 14 and the filter net 15 filter dust and particulate matters in the air.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a EMUs valve formula apparatus of oxygen supply, includes air supply room (1), air pipe (2), open close board (9), its characterized in that, air supply room (1) is fixed on the EMUs, it links to each other with air pipe (2) are fixed in air supply room (1), air pipe (2) and air supply room (1) junction are fixed to be equipped with outer fender net (3), outer fender net (3) communicate with each other with EMUs exterior space, fixed clamping groove (16) that are equipped with the symmetry of both sides about air pipe (2), it is equipped with open close board (9) to slide in clamping groove (16), the fixed first pivot (10) that is equipped with in both sides on open close board (9) top, fixed rotary rod (11) that are equipped with in first pivot (10), air pipe (2) left and right sides are fixed and are equipped with cylinder (6) of symmetry, fixed being equipped with open close board (9) on the output shaft of cylinder (6), rotary rod (11) of open board (9) are followed fixed block (12) symmetry each other and link to each other through second pivot (12) and fixed block (8), ventilation pipe (5) are fixed with cold inductor (8) in the EMUs.

2. The motor train unit valve type oxygen supply device as claimed in claim 1, wherein the air supply chamber (1) is fixedly provided with a support seat (4) below the ventilation duct (2) between the opening plate (9) and the preheating mechanism (5), the support seat (4) is fixedly provided with a mounting frame (18) extending into the ventilation duct (2), a driving motor (19) is fixedly arranged at the center of the mounting frame (18), and an air suction fan (20) is fixedly arranged at the output end of the driving motor (19).

3. The motor train unit valve type oxygen supply device according to claim 1, wherein a central controller is arranged in the refrigeration preheating mechanism (5), the central controller is connected with the cylinder (6), the inductor (8) and the driving motor (19) through circuit signals, and an exhaust pipe (7) fixed in a motor train unit compartment is communicated with an output end of the refrigeration preheating mechanism (5).

4. The motor train unit valve type oxygen supply device as claimed in claim 1, wherein the ventilation duct (2) is provided with symmetrical slide rails (21) at the opening plate (9), the opening plate (9) is connected with the slide rails (21) in a sliding manner, and sealing gaskets (17) are fixedly arranged on one side surfaces of the opening plate (9) which are symmetrical to each other.

5. The motor train unit valve type oxygen supply device as claimed in claim 1, wherein the ventilation duct (2) is positioned on the outer blocking net (3) and is detachably provided with a dust filtering net (14) together with the opening plate (9), and the ventilation duct (2) is positioned in front of the air suction fan (20) and is fixedly provided with a filtering net (15).