CN117416380A - Train air duct switching device and air conditioner ventilation system - Google Patents
Train air duct switching device and air conditioner ventilation system Download PDFInfo
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- CN117416380A CN117416380A CN202311650764.0A CN202311650764A CN117416380A CN 117416380 A CN117416380 A CN 117416380A CN 202311650764 A CN202311650764 A CN 202311650764A CN 117416380 A CN117416380 A CN 117416380A
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- 238000009423 ventilation Methods 0.000 title claims abstract description 19
- 238000005192 partition Methods 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 31
- 238000004378 air conditioning Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/009—Means for ventilating only
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention discloses a train air channel switching device and an air conditioner ventilation system, wherein the train air channel switching device is arranged in a train air channel, and the train air channel comprises an upper cover with two bent long sides and a bottom plate connected with the two long sides of the upper cover. The beneficial effects are that: according to the technical scheme, the train air duct switching device is additionally arranged in the train air duct which does not have the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, such as an existing old train, so that the train air duct switching device has the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, the train air duct switching device is simple in structure, the upgrading and reconstruction cost of a train air conditioner ventilation system is low, the feasibility is high, the potential of the old train can be fully exerted, the service life of the old train is prolonged, the riding experience of passengers is improved, the boarding rate and the passenger flow quantity are improved, the cost and the efficiency are reduced, and the operation profitability is improved.
Description
Technical Field
The invention relates to the field of train ventilation systems, in particular to a train air duct switching device and an air conditioner ventilation system.
Background
The existing air conditioning ventilation system on old trains with longer operation time generally does not have the function of adjusting the temperature and the air quantity of the air outlet, the air outlet temperature and the air quantity of all air outlets in each carriage are the same, and because of the difference of individual differences, living habits and the like of each person, the air outlet temperature and the air quantity of each air outlet are different, so that the air outlet temperature or the air quantity of each air outlet on old trains is required to be adjusted up or down by passengers positioned near the air outlet, the answer of the train operator can only be that the air outlet temperature or the air quantity can not be adjusted, the riding experience is very influenced, even though the newly manufactured trains are also only increased, the function of self-adjusting the air outlet temperature and the air quantity of the air outlet in each carriage can be independent of other carriages is also achieved, the function of further adjusting the air outlet temperature and the air quantity of each air outlet according to the difference of passengers is not needed, and the function of obviously adjusting the air outlet temperature and the air quantity of each air outlet in each carriage can be achieved independently, the riding experience of passengers can be improved, and the riding rate of passengers can be improved.
In addition, if the air conditioning ventilation system of a large number of old trains in service is completely removed and replaced, the cost is huge, the implementation is difficult, if the functions of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage can be obtained through simple upgrading and transformation, and the cost is low, the potential of the old trains can be fully exerted, the service life of the old trains is prolonged, the cost is reduced, the efficiency is improved, and the operation profitability is improved.
Disclosure of Invention
The invention mainly aims to provide a train air duct switching device and an air conditioner ventilation system, which aim to solve the problem that a large number of existing in-service trains do not have the function of realizing independent adjustment of the air outlet temperature and the air quantity of each air outlet in each carriage.
In order to solve the problems, the invention provides a train air duct switching device which is arranged in a train air duct, wherein the train air duct comprises an upper cover with two bent long sides and a bottom plate connected with the two long sides of the upper cover, a strip-shaped cavity is formed between the bottom plate and the upper cover in a surrounding mode, a partition plate which is parallel to the bottom plate and connected with the upper cover is arranged in the strip-shaped cavity, the partition plate divides the strip-shaped cavity into an air conveying space and an installation space which are not communicated with each other, the air conveying space is not in direct contact with the bottom plate, and a plurality of air outlet channels which penetrate through the bottom plate and the installation space and are communicated with the air conveying space are arranged on the partition plate;
the train air duct switching device comprises:
the pair of adjusting plates are positioned in the air delivery space, are symmetrically arranged at two sides of the air outlet channel, and are in sliding sealing connection with the inner wall of the upper cover and the side surfaces of the partition plate;
the sealing block is positioned in the air conveying space, wraps one common end of the pair of regulating plates, is connected with the inner wall of the upper cover and the side face of the partition plate in a sliding sealing manner, and is matched with the pair of regulating plates to jointly isolate a closed space which is not directly communicated with other areas in the air conveying space, and the air outlet channel is communicated with the closed space;
the electromagnets are arranged in a straight shape, are positioned in the installation space and are fixedly connected with the partition plate, the electromagnets are electrified to attract the adjusting plate, the electromagnets are electrified in sequence to attract the adjusting plate to slide so as to change the size of the closed space, and then the size of the communication area between the air outlet channel and other areas outside the closed space in the air conveying space is adjusted;
the air inlet pipe is positioned outside the train air duct, one end of the air inlet pipe is arranged on the upper cover in a sealing and rotating way, is communicated with the closed space and is not communicated with other areas outside the closed space in the air conveying space, the air inlet pipe is not in direct contact with the adjusting plate and the partition plate, the other end of the air inlet pipe is bent, and the air inlet pipe is provided with a control valve;
the motor is positioned outside the train air duct, fixedly connected with the upper cover and in transmission connection with the air inlet pipe and used for driving the air inlet pipe to rotate.
In one embodiment, an adjustment plate comprises:
the second sliding plate can be attracted by the electromagnet;
the pair of soft sliding plates are respectively arranged at two ends of the second sliding plate in the length direction and are connected with the second sliding plate;
one end of the first sliding plate is connected to one end, far away from the second sliding plate, of the soft sliding plate, and the other end of the first sliding plate is wrapped by the sealing block;
the second sliding plate, the soft sliding plate and the first sliding plate are connected with the inner wall of the upper cover and the side face of the partition plate in a sliding and sealing manner.
In an embodiment, a straight sliding groove is formed in one side, facing the air conveying space, of the partition plate, a sliding column is fixedly mounted at one end of the first sliding plate, and one end of the sliding column extends into the sliding groove and can slide along the length direction of the sliding groove.
In an embodiment, the length direction of the second sliding plate and the sliding groove is parallel to the wind direction in the wind conveying space, and the arrangement direction of the plurality of electromagnets is perpendicular to the wind direction in the wind conveying space.
In one embodiment, the electromagnets are arranged in two rows, two ends of the sliding plate in the two length directions are respectively arranged, and the two rows of electromagnets are respectively arranged at two sides of the air outlet duct.
In an embodiment, two sliding plates of the pair of adjusting plates are respectively provided with two ends of the arrangement direction of the plurality of electromagnets, and the two sliding plates are symmetrically arranged on two sides of the air outlet duct.
In one embodiment, the sealing block is provided with a pair of mounting grooves, and the other end of the first sliding plate is inserted into the mounting grooves in a sealing manner.
In an embodiment, one end of the air inlet pipe is coaxial with the air outlet channel, a pipe cover is sleeved at one end of the air inlet pipe, a gear ring tightly sleeved on the air inlet pipe is arranged in the pipe cover, and the motor is positioned in the pipe cover and is in transmission connection with the gear ring.
In one embodiment, the other end of the air inlet pipe is bent by 90 °.
In addition, the invention also provides an air conditioner ventilation system which comprises a train air duct and the train air duct switching device of any one of the above.
The beneficial effects are that: according to the technical scheme, the train air duct switching device is additionally arranged in the train air duct which does not have the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, such as an existing old train, so that the train air duct switching device has the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, the train air duct switching device is simple in structure, the upgrading and reconstruction cost of a train air conditioner ventilation system is low, the feasibility is high, the potential of the old train can be fully exerted, the service life of the old train is prolonged, the riding experience of passengers is improved, the boarding rate and the passenger flow quantity are improved, the cost and the efficiency are reduced, and the operation profitability is improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a train wind tunnel;
FIG. 2 is a partial top view of a train tunnel;
FIG. 3 is a cross-sectional view of C-C in FIG. 2;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view B-B in FIG. 3;
FIG. 6 is a schematic illustration of FIG. 4 with the sealing block removed;
fig. 7 is a schematic structural view of the sealing block.
The reference numerals are explained as follows:
1. an upper cover; 2. a bottom plate; 3. a partition plate; 4. a wind transmission space; 5. an installation space; 6. an air outlet duct; 7. a mounting groove; 8. a first sliding plate; 9. a soft skateboard; 10. a second slide plate; 11. a spool; 12. a chute; 13. a sealing block; 14. an electromagnet; 15. an air inlet pipe; 16. a gear ring; 17. a gear; 18. a motor; 19. a tube cover; 20. the space is closed.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The invention provides a train air duct switching device which is arranged in a train air duct which does not have the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, such as an existing old train and the like, so that the train air duct switching device has the function of independently adjusting the air outlet temperature and the air quantity of each air outlet in each carriage, and has the advantages of simple structure, low upgrading and reconstruction cost of an air conditioning and ventilation system of the old train, high feasibility, contribution to fully exerting the potential of the old train, prolonged service life of the old train, improved riding experience of passengers, improved seating rate and passenger flow quantity, reduced cost and synergy and improved operation profitability.
Specifically, in an embodiment of the invention, the train air duct switching device is disposed in a train air duct, as shown in fig. 1-3, a conventional train air duct includes an upper cover 1 with two curved long sides and a bottom plate 2 connected to the two long sides of the upper cover 1, the bottom plate 2 is located below the upper cover 1, a strip-shaped cavity is enclosed between the bottom plate 2 and the upper cover 1, air-conditioning air generated by the air-conditioning ventilation system flows in the strip-shaped cavity and is transmitted to an air outlet duct 6 of each section of carriage, and then is discharged into the carriage through the air outlet duct 6 to adjust the temperature in the carriage.
In order to adapt the existing train air duct to the train air duct switching device of the embodiment, the existing train air duct is required to be improved, the concrete improvement is shown in fig. 1-3, a partition plate 3 which is parallel to the bottom plate 2 and is detachably, hermetically and fixedly connected with the upper cover 1 is arranged in the strip-shaped cavity, the partition plate 3 divides the strip-shaped cavity into two parts of an air conveying space 4 and a mounting space 5 which are not communicated up and down, as shown in fig. 3, the air conveying space 4 is arranged above the partition plate 3, the air conveying space 4 is used for conveying air conditioning air generated by an air conditioning ventilation system, the mounting space 5 is arranged below the partition plate 3, an electromagnet 14 is arranged in the mounting space 5, the air conveying space 4 is not in direct contact with the bottom plate 2, a plurality of air outlet channels 6 which penetrate through the bottom plate 2 and the mounting space 5 and are communicated with the air conveying space 4 are arranged on the partition plate 3, the air conditioning air generated by the air conditioning ventilation system is transmitted to the air outlet channels 6 of each carriage in the air conveying space 4 in a flowing mode, and then is discharged into the carriage through the air outlet channels 6, and the temperature in the carriage is regulated, as shown by arrows in fig. 1.
In this embodiment, as shown in fig. 3 to 6, the train air duct switching device includes: the pair of adjusting plates, the sealing block 13, the plurality of electromagnets 14 which are arranged in a straight line, the air inlet pipe 15 and the motor 18 are positioned in the air conveying space 4, are symmetrically arranged on two sides of the air outlet channel 6 and are connected with the top surface of the inner side of the upper cover 1 and the upper surface of the partition plate 3 in a sliding sealing manner in fig. 3, so that a sealed space 20 which is not directly communicated with other areas in the air conveying space 4 is conveniently isolated in the air conveying space 4.
Specifically, as shown in fig. 3 to 6, one adjusting plate includes: the sliding plate II 10, a pair of soft sliding plates 9 and a sliding plate I8, wherein the sliding plate II 10 can be attracted by the electromagnet 14, so that the sliding plate II 10 is made of ferromagnetic materials, the pair of soft sliding plates 9 are respectively arranged at two ends of the sliding plate II 10 in the length direction and fixedly connected with the sliding plate II 10, one end of the sliding plate I8 is fixedly connected with one end of the soft sliding plate 9 far away from the sliding plate II 10, the other end of the sliding plate I8 is wrapped by the sealing block 13, the soft sliding plate 9 is arranged to be connected with the sliding plate II 10 and the sliding plate I8, the electromagnet 14 is convenient to drive the sliding plate II 10 to move and adjust the size of the closed space 20, the sliding plate I8 is made of hard materials, the soft sliding plate 9 can be made of soft materials such as rubber or silica gel, the arrangement of the soft sliding plate 9 does not influence the sliding plate II 10 in the figure 4, and the sliding plate II 10 and the sliding plate I8 are in sliding sealing connection with the inner top surface of the upper cover 1 and the upper surface of the partition plate 3 in the figure 3.
In this embodiment, as shown in fig. 3-6, the sealing block 13 is located in the air delivery space 4 and wraps one end of the pair of sliding plates 8, a specific wrapping form is shown in fig. 7, a pair of mounting grooves 7 are formed in the sealing block 13, the other end of the sliding plate 8 is sealed and inserted into the mounting grooves 7, the sealing block 13 is used for sealing two ends of a pair of adjusting plates, meanwhile, the sealing block 13 is slidably and hermetically connected with the top surface of the inner side of the upper cover 1 and the upper surface of the partition plate 3 in fig. 3, and in this way, the two sealing blocks 13 are designed to cooperate with the pair of adjusting plates to jointly isolate a closed space 20 which is not directly communicated with other areas in the air delivery space 4, as shown in fig. 4, the sealing block 13 is made of a sponge, soft cloth or other materials, and the like, so that the rotation of the sliding plates 8 can not be affected.
In this embodiment, the air outlet duct 6 is communicated with the enclosed space 20, and the pair of sliding plates 10 in fig. 4 slide left and right to adjust the size of the enclosed space 20, so as to adjust the size of the communication area between the air outlet duct 6 and other areas outside the enclosed space 20 in the air delivery space 4, thereby adjusting the air outlet quantity of the air outlet duct 6.
Preferably, the air outlet quantity adjusting method of the air outlet channel 6 is to control the pair of sliding plates II 10 in fig. 4 to move oppositely or move back, and the mode has the advantages that the effect of greatly adjusting the air outlet quantity of the air outlet channel 6 can be achieved by the short sliding distance of the sliding plates II 10, so that the air outlet quantity of the air outlet channel 6 is convenient to adjust.
In this embodiment, as shown in fig. 3 and 5, a plurality of electromagnets 14 arranged in a straight line are located in the installation space 5 and fixedly connected with the partition plate 3, the electromagnets 14 are energized to attract the second slide plate 10, the electromagnets 14 are energized sequentially to attract the second slide plate 10 to slide and change the size of the enclosed space 20, then the size of the communication area between the air outlet duct 6 and other areas outside the enclosed space 20 in the air delivery space 4 is adjusted, specifically, as shown in fig. 4 and 5, the electromagnets 14 in a column are energized sequentially to attract the second slide plate 10 to slide left and right in order to adjust the size of the enclosed space 20, then the size of the communication area between the air outlet duct 6 and other areas outside the enclosed space 20 in the air delivery space 4 is adjusted, so that the air outlet quantity of the air outlet duct 6 is adjusted.
Preferably, the electromagnet 14 is embedded on the lower surface of the partition board 3 in fig. 3, so that the distance between the electromagnet 14 and the upper surface of the partition board 3 can be shortened, the attraction force of the electromagnet 14 to the second slide plate 10 is improved, the movement of the second slide plate 10 is convenient to be accurately regulated, and the air outlet quantity of the air outlet duct 6 is accurately regulated.
Further, as shown in fig. 3 and fig. 4, a linear chute 12 is provided on the upper surface of the partition plate 3, a sliding column 11 is fixedly mounted at one end of the first sliding plate 8, and the lower end of the sliding column 11 extends into the chute 12 and can slide along the length direction of the chute 12.
Preferably, as shown in fig. 4, the length direction of the second sliding plate 10 and the sliding groove 12 is parallel to the wind direction in the wind conveying space 4, and the arrangement direction of the plurality of electromagnets 14 is perpendicular to the wind direction in the wind conveying space 4, so that the influence of a pair of adjusting plates on the obstruction of the air conditioner wind in the wind conveying space 4 can be reduced to the minimum, and the wind noise can be reduced.
Preferably, as shown in fig. 5, the electromagnets 14 are arranged in two rows, two ends of the sliding plate 10 in the length direction are separately arranged, the two rows of electromagnets 14 are arranged on two sides of the air outlet duct 6, so that enough attractive force is ensured to attract the sliding plate 10 to slide, correspondingly, as shown in fig. 4, two sliding plates 10 of a pair of adjusting plates are respectively arranged on two ends of the plurality of electromagnets 14 in the arrangement direction, and the two sliding plates 10 are symmetrically arranged on two sides of the air outlet duct 6, so that the air outlet adjusting method for controlling the air outlet duct 6 of the pair of sliding plates 10 to move in opposite directions or move in opposite directions in fig. 4 can be realized.
In this embodiment, as shown in fig. 2 and 3, the air inlet pipe 15 is located on the upper surface of the upper cover 1 outside the train air duct, the lower end of the air inlet pipe 15 is mounted on the upper cover 1 in a sealed and rotating manner, and is communicated with the enclosed space 20, the upper end of the air inlet pipe 15 is bent and extends out of the carriage, when the train runs, external air can enter the enclosed space 20 through the air inlet pipe 15 and then be injected into the carriage through the air outlet duct 6, the air outlet temperature of the air outlet duct 6 is adjusted together with air conditioning air in the air outlet space 4, for example, passengers near the air outlet duct 6 are untimely when the air outlet temperature of the air outlet duct 6 is low in summer or when the air outlet temperature of the air outlet duct 6 is high in winter, the air inlet flow in the air inlet pipe 15 is increased while the communication area between the air outlet 6 and other areas outside the enclosed space 20 in the air conveying space 4 is reduced, so that the air outlet temperature of the air outlet is quickly adjusted to a proper temperature, the upper end of the air inlet pipe 15 is bent, the motor 18 is used for controlling the air inlet pipe 15 to rotate to adjust the orientation of the upper end of the air inlet pipe 15, so that the air inlet flow of the air inlet pipe 15 can be adjusted, for example, if the air inlet pipe 15 in fig. 3 is driven to move rightwards under the driving of a train, external air enters the air inlet pipe 15 in the direction indicated by an arrow, the air inlet flow of the air inlet pipe 15 is maximum at the moment, otherwise, if the front direction of the train is kept inconvenient, the air inlet pipe 15 is rotated 180 degrees, and the air inlet flow of the air inlet pipe 15 is minimum at the moment.
In this embodiment, in fig. 3, the air flow entering the enclosed space 20 through the air inlet pipe 15 flows downward, the air-conditioning air entering the air outlet duct 6 through the air delivery space 4 also flows downward, the two air flows are mixed in the air outlet duct 6 to adjust the air outlet temperature, a control valve is arranged on the air inlet pipe 15 for controlling the air inlet pipe 15 to infer that when external air is not needed to enter the enclosed space 20, the control valve is closed, and when external air is needed to be injected into the enclosed space 20 by the air inlet pipe 15 to adjust the air outlet temperature of the air outlet duct 6, the control valve is opened.
In this embodiment, the lower end of the air inlet pipe 15 is not communicated with other areas outside the enclosed space 20 in the air delivery space 4, so that the air-conditioning air in the air delivery space 4 can be prevented from entering the air inlet pipe 15 and being discharged outside the carriage.
In this embodiment, the air inlet pipe 15 is not in direct contact with the adjusting plate and the partition plate 3, so that the size of the closed space 20 is not affected by the design, and the air inlet pipe 15 is always communicated with the closed space 20.
Preferably, the upper end of the air inlet pipe 15 is bent by 90 degrees, so that the air inlet pipe 15 has a large air inlet flow rate adjusting range.
In this embodiment, preferably, as shown in fig. 2 and fig. 3, the motor 18 is located on the upper surface of the upper cover 1 outside the train air duct and is fixedly connected with the upper cover 1, a pipe cover 19 is rotatably sleeved at the lower end of the air inlet pipe 15, the pipe cover 19 is detachably and fixedly connected with the upper surface of the upper cover 1, the motor 18 is located in the pipe cover 19, a gear ring 16 tightly sleeved on the air inlet pipe 15 is arranged in the pipe cover 19, a gear 17 is installed on an output shaft of the motor 18, the gear 17 is in transmission connection with the gear ring 16, and the design of the pipe cover 19 effectively protects the safety of the motor 18, the gear 17 and the gear ring 16, so that the service life of the motor is prolonged.
In this embodiment, preferably, as shown in fig. 2, the lower end of the air inlet pipe 15 and the air outlet duct 6 are coaxial, so that the air inlet pipe 15 is always communicated with the closed space 20.
Further, for convenient intellectualization, automatic accurate regulation air outlet temperature and amount of wind of air outlet 6, all be provided with temperature sensor and flow sensor in air outlet 6, the air-supply line 15 for detect air flow and the temperature in air outlet 6, the air-supply line 15.
The train air duct switching device is simple in structure, only needs to update and reform the existing train air duct simply, and is provided with the partition plate 3, the adjusting plate, the sealing block 13, the electromagnet 14, the air inlet pipe 15 and the motor 18, so that the device is low in reforming cost and high in feasibility, is very beneficial to fully exerting the potential of an old train, prolongs the service life of the old train, improves the riding experience of passengers, improves the boarding rate and the passenger flow, reduces the cost and increases the efficiency, and improves the operation profitability.
In addition, the invention also provides an air conditioner ventilation system, which comprises a train air duct and any train air duct switching device, wherein after the train air duct switching device is additionally arranged in the train air conditioner ventilation system, the air outlet temperature and the air quantity of each air outlet duct in each carriage can be independently adjusted, the riding experience of passengers is improved, the boarding rate and the passenger flow are improved, the cost and the efficiency are reduced, the operation profit are improved, the train air duct switching device is simple in structure, the upgrading and transformation cost of the air conditioner ventilation system of an old train is low, the feasibility is high, the potential of the old train can be fully exerted, and the service life of the old train is prolonged.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (10)
1. The train air channel switching device is characterized by being arranged in a train air channel, wherein the train air channel comprises an upper cover with bent long sides at two ends and a bottom plate connected with the long sides at two ends of the upper cover, a strip-shaped cavity is formed between the bottom plate and the upper cover in a surrounding mode, a partition plate parallel to the bottom plate and connected with the upper cover is arranged in the strip-shaped cavity, the partition plate divides the strip-shaped cavity into an air conveying space and an installation space which are not communicated with each other, the air conveying space is not in direct contact with the bottom plate, and a plurality of air outlet channels penetrating through the bottom plate and the installation space and communicated with the air conveying space are arranged on the partition plate;
the train air duct switching device comprises:
the pair of adjusting plates are positioned in the air delivery space, are symmetrically arranged at two sides of the air outlet channel, and are in sliding sealing connection with the inner wall of the upper cover and the side surfaces of the partition plate;
the sealing block is positioned in the air conveying space, wraps one common end of the pair of regulating plates, is connected with the inner wall of the upper cover and the side face of the partition plate in a sliding sealing manner, and is matched with the pair of regulating plates to jointly isolate a closed space which is not directly communicated with other areas in the air conveying space, and the air outlet channel is communicated with the closed space;
the electromagnets are arranged in a straight shape, are positioned in the installation space and are fixedly connected with the partition plate, the electromagnets are electrified to attract the adjusting plate, the electromagnets are electrified in sequence to attract the adjusting plate to slide so as to change the size of the closed space, and then the size of the communication area between the air outlet channel and other areas outside the closed space in the air conveying space is adjusted;
the air inlet pipe is positioned outside the train air duct, one end of the air inlet pipe is arranged on the upper cover in a sealing and rotating way, is communicated with the closed space and is not communicated with other areas outside the closed space in the air conveying space, the air inlet pipe is not in direct contact with the adjusting plate and the partition plate, the other end of the air inlet pipe is bent, and the air inlet pipe is provided with a control valve;
the motor is positioned outside the train air duct, fixedly connected with the upper cover and in transmission connection with the air inlet pipe and used for driving the air inlet pipe to rotate.
2. The train duct switching apparatus of claim 1, wherein one of the adjusting plates comprises:
the second sliding plate can be attracted by the electromagnet;
the pair of soft sliding plates are respectively arranged at two ends of the second sliding plate in the length direction and are connected with the second sliding plate;
one end of the first sliding plate is connected to one end, far away from the second sliding plate, of the soft sliding plate, and the other end of the first sliding plate is wrapped by the sealing block;
the second sliding plate, the soft sliding plate and the first sliding plate are connected with the inner wall of the upper cover and the side face of the partition plate in a sliding and sealing manner.
3. The train air duct switching device according to claim 2, wherein a straight sliding groove is formed in one side, facing the air conveying space, of the partition plate, a sliding column is fixedly arranged at one end of the first sliding plate, and one end of the sliding column extends into the sliding groove and can slide along the length direction of the sliding groove.
4. The train air duct switching device according to claim 3, wherein the length direction of the second sliding plate and the sliding groove is parallel to the wind direction in the wind conveying space, and the arrangement direction of the plurality of electromagnets is perpendicular to the wind direction in the wind conveying space.
5. The air duct switching device of claim 4, wherein the electromagnets are arranged in two rows, two ends of the slide plate in the two length directions are arranged separately, and two rows of electromagnets are arranged separately on two sides of the air duct.
6. The train duct switching apparatus of claim 4, wherein two sliding plates of the pair of adjusting plates are provided at both ends in an arrangement direction of the plurality of electromagnets, and the two sliding plates are symmetrically provided at both sides of the air outlet duct.
7. The train duct switching device of claim 4, wherein the sealing block is provided with a pair of mounting grooves, and the other end of the first slider is inserted into the mounting grooves in a sealing manner.
8. The train air duct switching device according to claim 1, wherein one end of the air inlet pipe is coaxial with the air outlet duct, a pipe cover is sleeved at one end of the air inlet pipe, a gear ring tightly sleeved on the air inlet pipe is arranged in the pipe cover, and the motor is positioned in the pipe cover and is in transmission connection with the gear ring.
9. The train duct switching device of claim 1, wherein the other end of the air inlet duct is bent by 90 °.
10. An air conditioning ventilation system comprising a train tunnel and a train tunnel switching device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311650764.0A CN117416380B (en) | 2023-12-05 | 2023-12-05 | Train air duct switching device and air conditioner ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311650764.0A CN117416380B (en) | 2023-12-05 | 2023-12-05 | Train air duct switching device and air conditioner ventilation system |
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| Publication Number | Publication Date |
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| CN117416380A true CN117416380A (en) | 2024-01-19 |
| CN117416380B CN117416380B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311650764.0A Active CN117416380B (en) | 2023-12-05 | 2023-12-05 | Train air duct switching device and air conditioner ventilation system |
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| Publication number | Publication date |
|---|---|
| CN117416380B (en) | 2024-06-18 |
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