CN110901671B - Air conditioning unit drainage structures and rail vehicle - Google Patents
Air conditioning unit drainage structures and rail vehicle Download PDFInfo
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- CN110901671B CN110901671B CN201911242049.7A CN201911242049A CN110901671B CN 110901671 B CN110901671 B CN 110901671B CN 201911242049 A CN201911242049 A CN 201911242049A CN 110901671 B CN110901671 B CN 110901671B
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- air conditioning
- conditioning unit
- pipe
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- drainage structure
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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
- B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
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- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses an air conditioning unit drainage structure and a railway vehicle, wherein the air conditioning unit drainage structure comprises: the water collecting box is arranged at the bottom end of the air conditioning unit, and the air conditioning unit is embedded in the top cover of the carriage; the first end of the variable-length extension pipe is communicated and connected with the outlet of the water collecting box; the drain pipe in the car, the drain pipe is installed on the carriage in the car, the first end of drain pipe in the car and the flexible second end turn-on connection of pipe of variable length, the second end of drain pipe in the car extends to outside the carriage. Because the length of the variable-length extension tube can be changed by extension and contraction, when the air conditioning unit is lifted from the outside of the vehicle, all components connected with the unit in the vehicle do not need to be disassembled. In conclusion, the invention can facilitate the hoisting, the overhaul and the maintenance of the air conditioning unit.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted air conditioners, in particular to an air conditioning unit drainage structure and a railway vehicle.
Background
The rail transit vehicle-mounted air conditioning unit is widely applied to the interior of urban rail transit vehicles and motor train unit vehicles, and the vehicle-mounted air conditioner can refrigerate in summer and can heat in winter. The processed air-conditioned air is delivered into the carriage through the air duct of the passenger compartment by means of the power supply input provided by the vehicle and the work done by the compressor and the heat exchange of the heat exchanger.
The compressor produces much condensate while working, and the condensate is discharged out of the air conditioning unit through a special drain pipe. Meanwhile, the embedded air conditioning unit is adopted, and when the outdoor raining occurs, a rainwater drainage pipe is also required to be arranged due to the fact that a specific drainage platform is not arranged.
The traditional air conditioning unit drain pipe of the rail transit vehicle mostly adopts a mode of combining a hard pipe and a hose, and the bottom end of the air conditioning unit is provided with a specific condensed water collecting box and a specific rainwater collecting box. The water collecting box is welded on the unit box body, one end of the water collecting box is provided with a connecting water pipe which can be connected with a drainage hose in the carriage, and condensed water and rainwater are drained to the position under the vehicle or other specific places.
Because the unit is installed in an embedded mode, if the unit needs to be overhauled and maintained, when the air conditioning unit is lifted from the outside of the vehicle, all parts connected with the unit in the vehicle need to be disassembled. The drain pipe and the water collecting box of the unit are mostly connected by a clamp, and the fixed point is above the top plate of the carriage passenger room and blocked by a plurality of components such as an air duct, an internal beam, a wire groove and the like, so that the disassembly workload is large, and the operation is not easy.
Therefore, how to facilitate the lifting and the maintenance of the air conditioning unit is a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, a first object of the present invention is to provide a drainage structure for an air conditioning unit, which is capable of facilitating the lifting and maintenance of the air conditioning unit.
A second object of the invention is to provide a rail vehicle.
In order to achieve the first object, the present invention provides the following solutions:
an air conditioning unit drainage structure comprising:
the water collecting box is arranged at the bottom end of the air conditioning unit, and the air conditioning unit is embedded in a carriage top cover;
the first end of the variable-length extension pipe is communicated and connected with the outlet of the water collecting box;
the drainage pipe in the car, the drainage pipe in the car is installed on the carriage, the first end of drain pipe in the car with the flexible pipe's of variable length second end turn-on connection, the second end of drain pipe in the car extends to outside the carriage.
In a particular embodiment, the variable length bellows is a corrugated hose.
In another specific embodiment, the air conditioning unit drainage structure further comprises a sagging prevention assembly;
the anti-sagging component comprises a supporting plate and a connecting plate;
the connecting plate is connected to the bottom end of the air conditioning unit;
the supporting plate is connected with the connecting plate and can support the bottom end of the variable-length telescopic pipe.
In another specific embodiment, the sag prevention assembly further comprises a skidding means;
the sliding device can be installed at the bottom end of the air conditioning unit in a sliding mode along the length direction of the telescopic pipe with the variable length, and the connecting plate is fixed to the sliding device to be connected with the air conditioning unit.
In another specific embodiment, the air conditioning unit drainage structure further comprises a lifting device;
the connecting plate is connected to the sliding device through the lifting device;
the lifting device drives the connecting plate to lift.
In another specific embodiment, the air conditioning unit drainage structure further comprises a reducer union;
and two ends of the reducing pipe joint are respectively communicated and connected with the in-vehicle drain pipe and the variable-length telescopic pipe.
In another specific embodiment, the first end of the variable-length telescopic pipe is fastened with the outlet of the water collecting box through a clamp; and/or
The two ends of the reducing pipe joint are respectively fastened with the drain pipe in the vehicle and the joint of the variable-length telescopic pipe through a hoop.
In another specific embodiment, the air conditioning unit drainage structure further comprises a pipe joint fixing pipe clamp;
the pipe joint fixing pipe clamp fixes the reducer pipe joint on a reserved interface of a vehicle body.
In another embodiment, the water collection box is welded to a bottom end of the air conditioning unit.
The various embodiments according to the invention can be combined as desired, and the embodiments obtained after these combinations are also within the scope of the invention and are part of the specific embodiments of the invention.
Without being limited to any theory, it can be seen from the above disclosure that the drainage structure of the air conditioning unit disclosed in the present invention, when in use, the water collecting box collects condensed water and rainwater, and the water flow is discharged to the outside of the vehicle compartment along the variable-length telescopic pipe and the vehicle interior drainage pipe. Because the length of the variable-length extension tube can be changed by extension and contraction, when the air conditioning unit is lifted from the outside of the vehicle, all components connected with the unit in the vehicle do not need to be disassembled. In conclusion, the invention can facilitate the hoisting, the overhaul and the maintenance of the air conditioning unit.
In order to achieve the second object, the present invention provides the following solutions:
a rail vehicle comprises the air conditioning unit drainage structure.
Because the rail vehicle disclosed by the invention comprises the air conditioning unit drainage structure, the air conditioning unit drainage structure has the beneficial effects that the rail vehicle disclosed by the invention comprises.
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 view of a structure of a drainage structure of an air conditioning unit according to the present invention installed in a vehicle compartment;
fig. 2 is an exploded view of the drainage structure of the air conditioning unit according to the present invention.
Wherein, in fig. 1-2:
the water collecting box comprises a water collecting box 1, an air conditioning unit 2, a carriage top cover 3, a variable-length extension pipe 4, an in-vehicle drain pipe 5, a variable-diameter pipe joint 6, a hoop 7 and a pipe joint fixing pipe clamp 8.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying fig. 1-2 and the detailed description.
Example one
The invention discloses an air conditioning unit drainage structure, which comprises a water collecting box 1, a length-variable telescopic pipe 4 and an in-vehicle drainage pipe 5.
The bottom at air conditioning unit 2 is installed to water collection box 1, and air conditioning unit 2 is embedded in carriage top cap 3, specifically, water collection box 1 can be circular box, square box or tapered box. In order to facilitate the liquid in the water collecting box 1 to flow out, the outlet of the water collecting box 1 is arranged at the bottom end of the water collecting box 1, and the opening of the water collecting box 1 is a conical opening. The water collecting box 1 may be made of stainless steel material or plastic.
The first end of the length-variable telescopic pipe 4 is in conduction connection with the outlet of the water collecting box 1, the length of the length-variable telescopic pipe 4 is variable, and the length-variable telescopic pipe can be extended along with the stretching of external force and shortened along with the elimination of the external force. The length-variable telescopic pipe 4 can be a corrugated pipe or other telescopic pipes.
The interior drain pipe 5 of car is installed on the carriage, and the first end of interior drain pipe 5 and the flexible second end turn-on connection of pipe 4 of variable length, and the second end of interior drain pipe 5 of car extends outside the carriage, and specifically, interior drain pipe 5 of car is the drainage hose for arrange liquid outside the car.
When the drainage structure of the air conditioning unit disclosed by the invention is used, the water collecting box 1 collects condensed water and rainwater, and water flow is drained to the outside of a carriage along the extension pipe 4 with the variable length and the drainage pipe 5 in the carriage. Since the variable-length extension tube 4 can be extended and retracted to change its length, it is not necessary to disassemble all the components connected to the air conditioning unit 2 in the vehicle when the air conditioning unit is lifted from the outside of the vehicle. In conclusion, the invention can facilitate the hoisting, the overhaul and the maintenance of the air conditioning unit 2.
Example two
In the second embodiment provided by the present invention, the structure of the air conditioning unit drainage structure in the present embodiment is similar to that of the air conditioning unit drainage structure in the first embodiment, and the same parts are not repeated and only the differences will be described.
In the present embodiment, the present invention discloses that the variable-length telescopic tube 4 is a corrugated hose. It should be noted that the variable length telescopic tube 4 may also be another type of tube.
Furthermore, the invention discloses a drainage structure of the air conditioning unit, which further comprises a droop-preventing component, wherein the droop-preventing component comprises a supporting plate and a connecting plate.
The bottom at air conditioning unit 2 is connected to the connecting plate, and specifically, the connecting plate can be arbitrary shape, and the connecting plate can be the welding in air conditioning unit 2's bottom, also can be through the bolt can dismantle the bottom of connecting at air conditioning unit 2, can also be the joint in air conditioning unit 2's bottom.
The layer board is connected with the connecting plate, and the layer board can hold up the bottom of variable length telescopic tube 4, specifically, the layer board is in the same place with the vertical welding of connecting plate, or integrated into one piece connects, also can be through screw detachable connection together.
In order to prevent the extension tube 4 with variable length from sliding off the supporting plate, the supporting plate can be set to be a U-shaped plate.
Furthermore, the invention discloses a sagging prevention assembly, which further comprises a sliding device, wherein the sliding device can be installed at the bottom end of the air conditioning unit 2 in a sliding manner along the length direction of the variable-length extension tube 4, and the connecting plate is fixed on the sliding device to be connected with the air conditioning unit 2. The sliding device is arranged to support the telescopic pipe 4 with variable length when hanging down at any position, so that water flow can be discharged conveniently. The number of the slide devices is not limited to 1, and may be set according to specific needs. Specifically, the bottom of the air conditioning unit 2 is provided with a slide rail along the length direction of the variable-length telescopic pipe 4, the sliding device comprises a slide block, the slide block is slidably connected with the slide rail, and the connecting plate is fixed on the slide block. In order to ensure that the sliding block can stop moving at a certain position of the sliding rail, the sliding rail can be arranged to be a profile groove, the sliding block is a profile nut, and the sliding block is fixed at any position of the sliding rail through a bolt; the sliding block can be driven by an air cylinder, or the sliding block is a lead screw nut, and the guide rail adopts a lead screw.
Furthermore, the invention discloses a drainage structure of the air conditioning unit, which further comprises a lifting device so as to adjust the position of the supporting plate.
The connecting plate passes through elevating gear to be connected on slider, and elevating gear drives the connecting plate and goes up and down, and specifically, elevating gear can be cylinder or pneumatic cylinder etc..
The middle position of the length-variable telescopic pipe 4 is most prone to sag, so that a sensing detector and a controller can be arranged; the controller is in signal connection with the sensing detector, the lifting device and the sliding device, when the sensing detector detects that the length of the variable-length telescopic pipe 4 is descended to a preset length, the controller controls the sliding device to drive the supporting plate to slide to a descending position, and controls the lifting device to lift the variable-length telescopic pipe 4. Since the intermediate position of the variable-length telescopic tube 4 is most likely to sag, a sensor detector is provided to detect whether the intermediate position of the variable-length telescopic tube 4 has sagged to such an extent that it needs to be raised.
Furthermore, the invention discloses a drainage structure of the air conditioning unit, which further comprises a reducer pipe joint 6, wherein two ends of the reducer pipe joint 6 are respectively communicated and connected with an in-vehicle drainage pipe 5 and a variable-length extension pipe 4. Namely, the reducer union 6 realizes the connection of the vehicle interior drain pipe 5 and the variable length extension pipe 4. Specifically, the two ends of the reducer union 6 are provided with extrusion protrusions which can be abutted against the in-vehicle drain pipe 5 and the variable-length extension pipe 4 respectively to achieve sealing.
Furthermore, the invention discloses that the first end of the variable-length extension tube 4 is fastened with the outlet of the water collecting box 1 through a hoop 7, so that the connection firmness of the variable-length extension tube 4 and the water collecting box 1 is improved.
Furthermore, the invention discloses that the joints of the two ends of the reducer pipe joint 6 and the vehicle interior drain pipe 5 and the variable-length extension pipe 4 are respectively fastened through the hoops 7, so that the connection strength of the reducer pipe joint 6 and the vehicle interior drain pipe 5 and the variable-length extension pipe 4 is improved.
Furthermore, the invention discloses a drainage structure of an air conditioning unit, which further comprises a pipe joint fixing pipe clamp 8, wherein the pipe joint fixing pipe clamp 8 fixes the reducing pipe joint 6 on a reserved interface of a vehicle body, so that the fixing of the reducing pipe joint 6 is conveniently realized.
Further, the invention discloses that the water collecting box 1 is welded at the bottom end of the air conditioning unit 2. It should be noted that the water collection box 1 may be detachably connected to the air conditioning unit 2 by screws or the like.
EXAMPLE III
The invention provides a railway vehicle which comprises the air conditioning unit drainage structure in the embodiment.
Because the rail vehicle disclosed by the invention comprises the air conditioning unit drainage structure, the air conditioning unit drainage structure has the beneficial effects that the rail vehicle disclosed by the invention comprises.
In the description of the present invention, directional terms are set forth in the orientation of FIG. 2 only for convenience in describing the present invention and for simplicity in description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
It is also noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
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 inventive features disclosed herein.
Claims (8)
1. An air conditioning unit drainage structure, characterized by comprising:
the water collecting box is arranged at the bottom end of the air conditioning unit, and the air conditioning unit is embedded in a carriage top cover;
the first end of the variable-length extension pipe is communicated and connected with the outlet of the water collecting box;
the inside water drainage pipe is arranged on the carriage, the first end of the inside water drainage pipe is communicated and connected with the second end of the variable-length telescopic pipe, and the second end of the inside water drainage pipe extends out of the carriage;
the air conditioning unit drainage structure also comprises a droop-preventing component;
the anti-sagging component comprises a supporting plate and a connecting plate;
the connecting plate is connected to the bottom end of the air conditioning unit;
the supporting plate is connected with the connecting plate and can support the bottom end of the variable-length telescopic pipe;
the anti-sagging assembly further comprises a sliding device;
the utility model discloses a variable-length telescopic pipe, including slider, connecting plate, slide device, connecting plate, sliding device, connecting plate, sliding plate.
2. The air conditioning unit drainage structure according to claim 1, wherein the variable-length extension pipe is a corrugated hose.
3. The air conditioning unit drainage structure according to claim 1, further comprising a lifting device;
the connecting plate is connected to the sliding device through the lifting device;
the lifting device drives the connecting plate to lift.
4. The air conditioning unit drainage structure according to claim 1, further comprising a reducer union;
and two ends of the reducing pipe joint are respectively communicated and connected with the in-vehicle drain pipe and the variable-length telescopic pipe.
5. The air conditioning unit drainage structure according to claim 4, wherein the first end of the variable-length extension pipe is fastened to the outlet of the water collection box by a clamp; and/or
The two ends of the reducing pipe joint are respectively fastened with the drain pipe in the vehicle and the joint of the variable-length telescopic pipe through a hoop.
6. The air conditioning unit drainage structure according to claim 4, further comprising a pipe joint fixing pipe clamp;
the pipe joint fixing pipe clamp fixes the reducer pipe joint on a reserved interface of a vehicle body.
7. An air conditioning unit drainage structure according to any one of claims 1 to 6, wherein the catch box is welded to a bottom end of the air conditioning unit.
8. A railway vehicle characterized by comprising the air conditioning unit drainage structure according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911242049.7A CN110901671B (en) | 2019-12-06 | 2019-12-06 | Air conditioning unit drainage structures and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911242049.7A CN110901671B (en) | 2019-12-06 | 2019-12-06 | Air conditioning unit drainage structures and rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110901671A CN110901671A (en) | 2020-03-24 |
| CN110901671B true CN110901671B (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911242049.7A Active CN110901671B (en) | 2019-12-06 | 2019-12-06 | Air conditioning unit drainage structures and rail vehicle |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112622966B (en) * | 2020-12-04 | 2022-06-14 | 中车南京浦镇车辆有限公司 | Vehicle bottom high longitudinal beam, vehicle body and rubber wheel train |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4882884B2 (en) * | 2007-06-18 | 2012-02-22 | 株式会社デンソー | Drain pipe |
| CN202581584U (en) * | 2012-03-27 | 2012-12-05 | 上海市宝山区祁连镇中心校 | Vertical cabinet type mobile air conditioner |
| CN103612641A (en) * | 2013-11-29 | 2014-03-05 | 中国北车集团大连机车车辆有限公司 | Air conditioner drainage system of aluminum alloy urban rail vehicle |
| JP6359837B2 (en) * | 2014-02-18 | 2018-07-18 | 株式会社日本クライメイトシステムズ | Drainage member and vehicle air conditioner using the same |
| CN106439224A (en) * | 2016-11-03 | 2017-02-22 | 北京航天试验技术研究所 | Pipeline butt-joint device capable of adapting to adjustment |
| CN206493951U (en) * | 2017-02-22 | 2017-09-15 | 中车株洲电力机车有限公司 | A kind of express locomotive air-conditioning drainage structure |
| CN206802490U (en) * | 2017-05-31 | 2017-12-26 | 东莞三江港口储罐有限公司 | Oil hose support meanss |
| CN109386663A (en) * | 2017-08-09 | 2019-02-26 | 扬中奇佩智能装配科技有限公司 | A kind of conduit saddle bracket |
| CN207814645U (en) * | 2018-01-03 | 2018-09-04 | 东莞市盛源石油化工有限公司 | A kind of liftable conduit saddle |
| CN207990938U (en) * | 2018-01-31 | 2018-10-19 | 珠海格力电器股份有限公司 | drain assembly, air conditioner |
| CN208565817U (en) * | 2018-07-09 | 2019-03-01 | 江苏永拓电气有限公司 | A kind of combined type suspension and support being easily installed |
| CN208919487U (en) * | 2018-08-14 | 2019-05-31 | 青岛海尔空调器有限总公司 | A kind of bellows, drainpipe and household electrical appliance |
| CN209148274U (en) * | 2018-12-29 | 2019-07-23 | 江苏贝特管件有限公司 | Whirl compensator test platform |
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2019
- 2019-12-06 CN CN201911242049.7A patent/CN110901671B/en active Active
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