CN111959544A - Rail transit train, air conditioner and air valve - Google Patents
Rail transit train, air conditioner and air valve Download PDFInfo
- Publication number
- CN111959544A CN111959544A CN202010972627.9A CN202010972627A CN111959544A CN 111959544 A CN111959544 A CN 111959544A CN 202010972627 A CN202010972627 A CN 202010972627A CN 111959544 A CN111959544 A CN 111959544A
- Authority
- CN
- China
- Prior art keywords
- valve
- air valve
- return air
- fresh air
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000004378 air conditioning Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- 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
Abstract
The invention provides a valve which comprises a valve body, a fresh air valve, a return air valve and a linkage assembly, wherein a fresh air channel and a return air channel are formed on the valve body; the external actuating mechanism drives the linkage assembly to control the linkage action of the fresh air valve and the return air valve so as to open the fresh air channel and close the return air channel, or close the fresh air channel and open the return air channel, or open the fresh air channel and the return air channel simultaneously. The valve body synchronously controls the fresh air valve and the return air valve through the linkage assembly, the simultaneous or alternate opening and closing control of a driving mechanism on the fresh air channel and the return air channel is realized, the alternate introduction of fresh air and return air is realized, the passenger taking experience is improved, the space is saved, and the cost is reduced. The invention also provides a rail transit train and an air conditioner.
Description
Technical Field
The invention relates to the technical field of rail transit trains, in particular to a rail transit train, an air conditioner and an air valve.
Background
In the prior art, the air conditioner of the urban rail transit train has different requirements on the return air quantity and the fresh air quantity, and is controlled by an independent air valve and an actuator, so that the space in the train is occupied, and the cost is increased.
Therefore, how to provide an air valve to realize that one driving mechanism can control fresh air and return air simultaneously is a problem to be solved urgently by those skilled in the art at present.
Disclosure of Invention
In view of the above, the present invention provides an air valve, which can control fresh air and return air simultaneously by using one driving mechanism; the invention also provides a rail transit train and an air conditioner.
In order to achieve the purpose, the invention provides the following technical scheme:
an air valve comprises a linkage assembly, wherein a fresh air channel and a return air channel are formed on a valve body, two opposite ends of the fresh air valve are rotatably connected to two opposite side walls of the fresh air channel, and two opposite ends of the return air valve are rotatably connected to two opposite side walls of the return air channel;
the fresh air valve is in linkage connection with the return air valve through the linkage assembly, and the fresh air valve and the return air valve can rotate simultaneously under the driving of an external driving mechanism so as to enable the fresh air channel to be opened and the return air channel to be closed, or the fresh air channel to be closed and the return air channel to be opened, or the fresh air channel and the return air channel to be opened simultaneously.
Preferably, in the air valve, the linkage assembly includes a driving connecting rod, a transmission connecting rod and a driven connecting rod, and both the driving connecting rod and the driven connecting rod are rotatably connected to the transmission connecting rod;
the fresh air valve is connected with the driving connecting rod, the return air valve is connected with the driven connecting rod, the fresh air valve rotates to drive the driving connecting rod to swing, the driving connecting rod swings to drive the transmission connecting rod to move, and the transmission connecting rod moves to drive the driven connecting rod to swing so as to drive the return air valve to rotate;
or the return air valve is connected with the driving connecting rod, the fresh air valve is connected with the driven connecting rod, the return air valve rotates to drive the driving connecting rod to swing, the driving connecting rod swings to drive the transmission connecting rod to move, and the transmission connecting rod moves to drive the driven connecting rod to swing, so that the fresh air valve is driven to rotate.
Preferably, in the above air valve, the fresh air valve includes a first valve, a second valve and a third valve, and the transmission link includes a first transmission link synchronously connecting the first valve, the third valve and the return air valve, and a second transmission link connecting the second valve.
Preferably, in the air valve, the rotation directions of the first valve and the third valve are the same;
the first valve and the second valve rotate in opposite directions.
Preferably, in the above air valve, the air valve further comprises a driving connecting shaft, the driving connecting shaft is connected with the fresh air valve or the return air valve, and the driving connecting shaft can be connected with an external driving mechanism to drive the fresh air valve or the return air valve to rotate.
Preferably, in the air valve, mounting holes are formed in two opposite side walls of the fresh air channel and the return air channel, and the fresh air valve and the return air valve are rotatably mounted on the mounting holes.
Preferably, in the air valve, the air valve further comprises a shaft sleeve, the shaft sleeve is arranged in the mounting hole, and the fresh air valve and the return air valve are both rotatably connected with the shaft sleeve.
An air conditioner comprises the air valve, a fresh air channel of the air valve is communicated with a fresh air inlet of the air conditioner, a return air channel of the air valve is communicated with a return air inlet of the air conditioner, the air conditioner further comprises an execution mechanism connected with the air valve, and the execution mechanism is used for driving the fresh air valve or the return air valve to be connected.
Preferably, in the above air conditioner, the air conditioner further includes a protective cover and a mounting seat, the protective cover covers the actuator, the mounting seat is disposed on the air valve, and the actuator is fixed on the mounting seat.
A rail transit train comprises the air conditioner as described above.
The air valve provided by the invention comprises a valve body, a fresh air valve, a return air valve and a linkage assembly, wherein a fresh air channel and a return air channel are formed on the valve body; the fresh air valve and the return air valve are in linkage control through the linkage assembly, and the external driving mechanism drives the fresh air valve and the return air valve to rotate simultaneously, so that the fresh air channel is opened and the return air channel is closed, or the fresh air channel is closed and the return air channel is opened, or the fresh air channel and the return air channel are opened simultaneously. The valve body is rotated by outside actuating mechanism drive new trend valve and return air valve to through the linkage of new trend valve and return air valve, realize the two to the opening and closing control in the same time or in turn of new trend wind channel and return air wind channel, realize letting in turn of new trend and return air, and combine the aperture control of new trend valve and return air valve, the while control new trend and return air supply-air volume satisfy different amount of wind requirements, improve the passenger and take experience.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of an air valve provided by the present invention;
FIG. 2 is a schematic structural view of a valve body of the damper of FIG. 1;
FIG. 3 is a schematic view of a valve arrangement of the blast gate of FIG. 1;
FIG. 4 is a schematic structural view of the split state of the fresh air and the return air of the air valve provided by the present invention;
fig. 5 is a schematic structural view of the air valve of the present invention in a state where the fresh air is turned on and the return air is turned off.
Detailed Description
The invention discloses an air valve for a rail transit air conditioner, which realizes that fresh air and return air can be simultaneously controlled by one driving mechanism; the invention also provides a rail transit train and an air conditioner.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, fig. 1 is a schematic structural diagram of an embodiment of an air valve for a rail transit air conditioner provided by the present invention; FIG. 2 is a schematic structural view of a valve body of the damper of FIG. 1; fig. 3 is a schematic view of a valve arrangement structure of the air valve provided by the invention in fig. 1.
This embodiment provides an air valve, including valve body 1, fresh air valve 2 and return air valve 5, linkage assembly 18, be formed with fresh air channel and return air channel on the valve body 1, in fresh air valve 2 rotationally locates fresh air channel, in return air valve 5 rotationally locates the return air channel, fresh air valve 2 and return air valve 5 all have two support ends, are the rotating vane structure, and the two is in coplanar of rotating, certainly also can be in different planes of rotation.
Two opposite ends of the fresh air valve 2 in the length direction are both set as rotating support points, and two side walls opposite to the fresh air duct are rotatably supported; and the two opposite ends corresponding to the air return valve 5 are respectively provided with a rotating supporting point which is rotatably supported by two opposite side walls of the air return duct.
The fresh air valve 2 and the return air valve 5 are in linkage control through the linkage assembly 18, the fresh air valve 2 and the return air valve 5 are driven by an external execution mechanism to rotate synchronously, and the fresh air valve 2 and the return air valve 5 rotate synchronously or asynchronously to realize different control effects of opening the fresh air channel and closing the return air channel, or closing the fresh air channel and opening the return air channel, or opening the fresh air channel and the return air channel simultaneously. Valve body 1 is by its fresh air valve 2 and return air valve 5 UNICOM new trend wind channel and return air wind channel simultaneously, new trend wind channel and return air wind channel are separated by blast gate baffle 4, through the switching action of an outside actuating mechanism coordinated control new trend valve and return air valve, realize the two to the new trend wind channel and return air wind channel simultaneously or alternative switching control, realize letting in turn of new trend and return air, and combine the aperture control of fresh air valve 2 and return air valve 5, the while control new trend and return air supply-air volume, satisfy different amount of wind requirements, improve the passenger and take experience, the space has been saved simultaneously, and the cost is reduced.
The mounting surface of the valve body 1 is provided with a flange edge, the flange edge is provided with a first air valve mounting hole 11 and a second air valve mounting hole 16, a fresh air duct and a return air duct can be arranged in a centralized manner, the internal structure of the air conditioner is simplified, the control structure is simplified, and the use amount of the control valve is reduced. In an embodiment of the present disclosure, the air conditioner further includes a linkage assembly 18, the fresh air valve 2 and the return air valve 5 are both connected to the linkage assembly 18, and the fresh air valve 2 is linked to the return air valve 5 through the linkage assembly 18.
Specifically, the linkage assembly 18 includes a driving link 180, a transmission link 181 and a driven link 182, and both the driving link 180 and the driven link 182 are rotatably connected to the transmission link 181;
the fresh air valve 2 is connected with the driving connecting rod 180, the return air valve 2 is connected with the driven connecting rod 182, the fresh air valve rotates to drive the driving connecting rod 180 to swing, the driving connecting rod 180 swings to drive the transmission connecting rod 181 to move, and the transmission connecting rod 181 moves to drive the driven connecting rod 182 to swing so as to drive the return air valve to rotate;
or the return air valve 5 is connected with the driving connecting rod, the fresh air valve 2 is connected with the driven connecting rod, the return air valve 5 rotates to drive the driving connecting rod to swing, the driving connecting rod swings to drive the transmission connecting rod 181 to move, and the transmission connecting rod 181 moves to drive the driven connecting rod to swing, so that the fresh air valve 2 is driven to rotate.
In other embodiments, the linkage connection between the fresh air valve 2 and the return air valve 5 can also be realized by gear linkage, gear-to-link matching linkage, gear-to-chain linkage, pulley linkage, and the like.
In one embodiment, the fresh air valve 2 includes a first valve 20, a second valve 21, and a third valve 22, and the transmission link 18 includes a first transmission link 1811 for synchronously connecting the first valve 20, the third valve 22, and the return air valve, and a second transmission link 1812 for connecting the second valve 5. The fresh air valve 2 is provided with three valves for opening and closing control by a fresh air volume and a fresh air duct structure, and for reducing the linkage difficulty of the fresh air valve 2 and the return air valve 5, the fresh air valve 2 and the return air valve 5 are connected and divided into two groups by a first transmission connecting rod 1811 and a second transmission connecting rod 1812, so that the driving difficulty is reduced, and the driving stability is improved.
As shown in fig. 4 and 5, fig. 4 is a schematic structural view of the air valve of the present invention in a split state of fresh air and return air; fig. 5 is a schematic structural view of the air valve of the present invention in a state where the fresh air is turned on and the return air is turned off.
The rotation directions of the first valve 20 and the third valve 22 are the same, and the rotation directions of the second valve 21 and the first valve 20 and the third valve 22 are opposite, as shown in fig. 4, the first transmission connecting rod 1811 and the second transmission connecting rod 1812 are structurally designed, so that the first valve 20, the second valve 21 and the third valve 22 of the fresh air valve 2 are in a two-to-two split structure, different air output control is realized, air outlet is optimized, and the comfort level of a passenger room is improved.
According to the requirements of the air conditioning system, as shown in fig. 5, the linkage assembly 18 can realize the full-closing of the air return valve 5 under the condition that the air return valve 2 is fully opened, and similarly, the full-closing of the air return valve 2 under the condition that the air return valve 5 is fully opened meets the requirements of the air conditioning system on the air volume under different conditions.
Specially, the fresh air valve 2 can be used for cutting off the outside air under the condition of fire of an air conditioning system under the condition of full closing, and the purpose of fire extinguishing is achieved.
Further, when the air in the passenger room is heavy, the angle of the linkage assembly 18 can be controlled by the circuit control system to convey fresh air to the passenger car system, so that passenger experience is improved
In an embodiment of the present disclosure, the air conditioner further includes a driving connection shaft 9, the driving connection shaft 9 is connected to the fresh air valve 2 or the return air valve 5, and the driving connection shaft 9 can be connected to an external driving mechanism to drive the fresh air valve or the return air valve to rotate.
Preferably, the driving connecting shaft 9 and the first valve 20 are arranged coaxially, and active driving power is provided for the first valve 20, the second valve 21 and the third valve 22 of the fresh air valve 2, so that the opening and closing difficulty is reduced.
Of course, according to the arrangement structure of the air valves, the driving connecting shaft 9 may also be connected to the second valve 21, the third valve 22 or the return air valve 5, and the connecting rod extending from the valve connected to the driving connecting shaft 9 is an active connecting rod, and the active connecting rod rotates forward or backward to perform circumferential oscillation, so as to drag the driving connecting rod 181 to move, thereby performing the linkage control of the fresh air valve 2 and the active valve 5.
In a specific embodiment of the present disclosure, two opposite side walls of the fresh air channel and the return air channel are respectively provided with a mounting hole, and the fresh air valve 2 and the return air valve 5 are rotatably mounted on the mounting holes 13. Further, set up axle sleeve 12 in the mounting hole 13, fresh air valve 2 and return air valve 5 all have the pivot to its rotation support, and the pivot is arranged in mounting hole 13 through axle sleeve 12, prevents that fresh air valve 2 or return air valve 5 from long-time running because the corrosion causes the card to die to improve fresh air valve 2 and return air valve 5's ventilation leakproofness.
Preferably, sleeve 12 is a nylon sleeve
Based on the blast gate that above-mentioned embodiment provided, this embodiment still provides an air conditioner, including as above the blast gate, the new trend passageway of blast gate and the new wind gap intercommunication of air conditioner, the return air passageway of blast gate and the return air gap intercommunication of air conditioner still include the actuating mechanism who is connected with the blast gate, actuating mechanism is used for driving new trend valve or return air valve and connects.
Specifically, the actuating mechanism is connected with the driving connecting shaft 9, the actuating mechanism and the driving connecting shaft 9 can be connected through a spline or a gear meshing structure, the actuating mechanism applies torsion to the driving connecting shaft 9, and transmission stability is improved.
In a specific embodiment of the present disclosure, the wind valve further includes a protective cover and a mounting seat 8, the protective cover covers the actuator, the mounting seat 8 is disposed on the wind valve, and the actuator is fixed on the mounting seat 8. The mounting seat 8 is provided with a switching support 7 for mounting the actuating mechanism in advance, and the wire binding rod 10 is arranged on the side wall of the mounting seat 8, so that the optimization of the actuating mechanism and the air valve mounting structure is realized.
In an embodiment of the present disclosure, the valve body 1 is further provided with a temperature sensor mounting hole 15. The temperature control accuracy is improved by installing the temperature sensor, and the operation convenience is optimized.
Based on the air conditioner provided in the above embodiment, the invention further provides a rail transit train, and the air conditioner provided in the above embodiment is arranged on the rail transit train.
Because the rail transit train adopts the air conditioner of the above embodiment, please refer to the above embodiment for the beneficial effects brought by the air conditioner of the rail transit train.
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.
Claims (10)
1. An air valve is characterized by comprising a valve body, a fresh air valve, a return air valve and a linkage assembly, wherein a fresh air channel and a return air channel are formed on the valve body, two opposite ends of the fresh air valve are rotatably connected to two opposite side walls of the fresh air channel, and two opposite ends of the return air valve are rotatably connected to two opposite side walls of the return air channel;
the fresh air valve is in linkage connection with the return air valve through the linkage assembly, and the fresh air valve and the return air valve can rotate simultaneously under the driving of an external driving mechanism so as to enable the fresh air channel to be opened and the return air channel to be closed, or the fresh air channel to be closed and the return air channel to be opened, or the fresh air channel and the return air channel to be opened simultaneously.
2. The damper of claim 1, wherein the linkage assembly includes a drive link, and a driven link, the drive link and the driven link each being rotationally coupled to the drive link;
the fresh air valve is connected with the driving connecting rod, the return air valve is connected with the driven connecting rod, the fresh air valve rotates to drive the driving connecting rod to swing, the driving connecting rod swings to drive the transmission connecting rod to move, and the transmission connecting rod moves to drive the driven connecting rod to swing so as to drive the return air valve to rotate;
or the return air valve is connected with the driving connecting rod, the fresh air valve is connected with the driven connecting rod, the return air valve rotates to drive the driving connecting rod to swing, the driving connecting rod swings to drive the transmission connecting rod to move, and the transmission connecting rod moves to drive the driven connecting rod to swing, so that the fresh air valve is driven to rotate.
3. The damper of claim 2, wherein the fresh air valve comprises a first valve, a second valve, and a third valve, and the drive linkage comprises a first drive linkage connecting the first valve, the third valve, and the return air valve in synchronization, and a second drive linkage connecting the second valve.
4. The damper of claim 3, wherein the first valve and the third valve rotate in the same direction;
the first valve and the second valve rotate in opposite directions.
5. The air valve according to claim 1, further comprising a driving connecting shaft, wherein the driving connecting shaft is connected with the fresh air valve or the return air valve, and the driving connecting shaft can be connected with an external driving mechanism to drive the fresh air valve or the return air valve to rotate.
6. The air valve as claimed in claim 1, wherein the fresh air channel and the return air channel are provided with mounting holes on two opposite side walls, and the fresh air valve and the return air valve are rotatably mounted on the mounting holes.
7. The air valve according to claim 6, further comprising a shaft sleeve, wherein the shaft sleeve is disposed in the mounting hole, and both the fresh air valve and the return air valve are rotatably connected to the shaft sleeve.
8. An air conditioner, characterized in that, includes the blast gate of any claim 1-7, the new trend passageway of the blast gate communicates with the new wind gap of the air conditioner, the return air passageway of the blast gate communicates with the return air gap of the air conditioner, still include the actuator connected with the blast gate, the actuator is connected with the new trend valve or the return air valve.
9. The air conditioner of claim 8, further comprising a protective cover covering the actuating mechanism and a mounting seat on the damper, wherein the actuating mechanism is fixed to the mounting seat.
10. A rail transit train comprising an air conditioner according to any one of claims 8 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010972627.9A CN111959544A (en) | 2020-09-16 | 2020-09-16 | Rail transit train, air conditioner and air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010972627.9A CN111959544A (en) | 2020-09-16 | 2020-09-16 | Rail transit train, air conditioner and air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111959544A true CN111959544A (en) | 2020-11-20 |
Family
ID=73393344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010972627.9A Pending CN111959544A (en) | 2020-09-16 | 2020-09-16 | Rail transit train, air conditioner and air valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111959544A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320351A (en) * | 2021-06-21 | 2021-08-31 | 珠海格力电器股份有限公司 | Vehicle-mounted air conditioner fresh air assembly, control method thereof and vehicle-mounted air conditioner system |
| CN113815662A (en) * | 2021-09-29 | 2021-12-21 | 中车长春轨道客车股份有限公司 | Adjustable air supply outlet of cab |
| CN114413337A (en) * | 2021-12-24 | 2022-04-29 | 珠海格力电器股份有限公司 | Fresh air energy-saving type cabin air conditioner and control method thereof |
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| CN212605134U (en) * | 2020-09-16 | 2021-02-26 | 上海科泰运输制冷设备有限公司 | Rail transit train, air conditioner and air valve |
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| CN2616844Y (en) * | 2003-04-30 | 2004-05-19 | 江苏天宝空调通风工程有限公司 | Closed manual split multi-clack control valve |
| KR100785619B1 (en) * | 2006-10-31 | 2007-12-12 | 현대제철 주식회사 | Structure of damper for duct |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113320351A (en) * | 2021-06-21 | 2021-08-31 | 珠海格力电器股份有限公司 | Vehicle-mounted air conditioner fresh air assembly, control method thereof and vehicle-mounted air conditioner system |
| CN113815662A (en) * | 2021-09-29 | 2021-12-21 | 中车长春轨道客车股份有限公司 | Adjustable air supply outlet of cab |
| CN114413337A (en) * | 2021-12-24 | 2022-04-29 | 珠海格力电器股份有限公司 | Fresh air energy-saving type cabin air conditioner and control method thereof |
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