CN214748883U - Environmental chamber test system for fuel cell vehicle - Google Patents
Environmental chamber test system for fuel cell vehicle Download PDFInfo
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- CN214748883U CN214748883U CN202120591270.XU CN202120591270U CN214748883U CN 214748883 U CN214748883 U CN 214748883U CN 202120591270 U CN202120591270 U CN 202120591270U CN 214748883 U CN214748883 U CN 214748883U
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Abstract
The utility model relates to an automotive test field particularly, relates to an environmental chamber test system for fuel cell car. The test system includes environment cabin and with the operation cabin that the environment cabin links to each other, the environment cabin includes: the heat insulation cabin comprises a cabin body, at least two open grooves, at least one interface module and at least one heat insulation module, wherein the at least two open grooves are formed in the cabin body, the interface module and the heat insulation module are respectively and detachably arranged in the open grooves, and the open grooves can be respectively matched with the interface module and the heat insulation module; the interface module is provided with at least two types of data interfaces. The system is convenient to disassemble and assemble, good in heat insulation effect and good in sealing performance, the interface module replaces a heat insulation plug in the prior art, the trouble of wire arrangement is eliminated, in addition, the system also comprises a tail exhaust collecting device, hydrogen discharged from the tail can be treated, the hydrogen concentration in the environment cabin is prevented from rising, and the safety of the environment cabin is improved.
Description
Technical Field
The utility model relates to an automotive test field particularly, relates to an environmental chamber test system for fuel cell car.
Background
Fuel cell vehicles are one of the important directions for future vehicle development, and in recent years, more and more vehicle enterprises and research institutions are beginning to research and develop tests for fuel cell vehicles. Most of the existing environmental chambers are designed and manufactured for the conventional vehicles, and the test of the fuel cell vehicle is mainly developed and researched, so that more items are required to be tested compared with the conventional vehicle, and therefore, the sensors and the circuits are relatively more complicated. Most of the existing environment chambers adopt an opening and a heat insulation plug to realize the connection between a sensor in the environment chamber and a processor in an operation chamber, on one hand, the circuits are too many to be crossed and disordered, and a large amount of time is spent for arranging the circuits; on the other hand, too much wire rods can lead the heat insulation plug to be incapable of being plugged tightly, and even the heat insulation plug can be loosened and dropped in the test process, so that the sealing performance of the environment cabin is influenced.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an environment cabin test system for fuel cell car to solve the mixed and disorderly, the loaded down with trivial details and the poor problem of environment cabin leakproofness of reason line work of the circuit that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an environment cabin test system for fuel cell car, the system include the environment cabin and with the operation cabin that the environment cabin links to each other, the environment cabin includes: the heat insulation cabin comprises a cabin body, at least two open grooves, at least one interface module and at least one heat insulation module, wherein the at least two open grooves are formed in the cabin body, the interface module and the heat insulation module are respectively and detachably arranged in the open grooves, and the open grooves can be respectively matched with the interface module and the heat insulation module; the interface module is provided with at least two types of data interfaces.
As a further preferred technical solution, the interface module includes a module main body, an environment deck data interface, an operation deck data interface, an interface extension line, and a retractable harness device, the environment deck data interface and the operation deck data interface are respectively disposed on mutually parallel surfaces of the module main body, and the retractable harness device is disposed inside the module main body; the interface extension line penetrates through the telescopic wire harness device, and two ends of the interface extension line are connected with the environment cabin surface data interface and the operation cabin surface data interface respectively.
As a further preferable technical solution, the module main body includes a first structure outer layer and a first heat-insulating inner layer, the first structure outer layer is sleeved outside the first heat-insulating inner layer, the environment deck data interface and the operation deck data interface are respectively disposed on the first structure outer layer, and the first structure outer layer is further provided with a convex strip;
and grooves matched with the raised lines are arranged in the open grooves.
As a further preferred technical solution, the at least two types of data interfaces are set as at least one of an FDDI interface, a D-type data interface, an SMA interface, a BNC interface, an aviation plug interface, a banana plug interface, or a USB interface.
As a further preferable technical scheme, the heat insulation module comprises a second structure outer layer and a second heat insulation inner layer, the second structure outer layer is sleeved on the outer side of the second heat insulation inner layer, and the second structure outer layer is also provided with a raised line;
and grooves matched with the raised lines are arranged in the open grooves.
As a further preferable technical scheme, a tail exhaust collecting device is further arranged in the cabin body, the tail exhaust collecting device comprises an air inlet pipe, a steam-water separator, a water container and an air outlet pipe, the air inlet pipe is used for being connected with an exhaust pipe of a vehicle, the steam-water separator is provided with an air inlet, a drain valve and an air outlet, the air inlet is connected with the air inlet pipe, the drain valve is connected with the water container, and the air outlet is connected with the air outlet pipe;
the cabin body is also provided with an air outlet hole, and the air outlet pipe is connected with the air outlet hole.
As a further preferable technical solution, the intake pipe includes an intake main pipe and at least two intake branch pipes connected to the intake main pipe, and the at least two intake branch pipes are used for being connected to a vehicle exhaust pipe.
As a further preferable technical scheme, a sealing assembly is arranged between the air outlet pipe and the air outlet hole.
As a further preferable technical scheme, the steam-water separator is a baffle type steam-water separator.
As a further preferred technical scheme, the system further comprises a monitoring unit, wherein the monitoring unit comprises a hydrogen concentration sensor, a hydrogen detection alarm and an exhaust device, and the hydrogen concentration sensor is respectively connected with the hydrogen detection alarm and the exhaust device;
the hydrogen concentration sensor set up in the cabin, hydrogen detection alarm set up in the operation cabin, exhaust apparatus respectively with the cabin is linked together with the external world.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an environment cabin test system for fuel cell car includes environment cabin and the operation cabin that links to each other with it, be equipped with the open slot on the cabin body in environment cabin, interface module and thermal-insulated module detachably set up in the open slot, to different motorcycle types, its test demand is different, when adopting this test system, can adopt the interface module of different quantity and different positions to different test demands, only need place in the open slot of relevant position interface module can, place the thermal-insulated module in the open slot that the position that does not need the test corresponds, easy dismounting, thermal-insulated effectual and the leakproofness is good. And the interface module is provided with at least two types of data interfaces, and replaces the heat insulation plug in the prior art, so that the trouble of wire arrangement is eliminated.
Furthermore, a tail gas collecting device is arranged in the cabin body, tail gas generated by vehicles can be discharged out of the environmental cabin, water and gas generated in the test process are separated, and the quality of water discharged from a tail gas pipe of the fuel cell and the concentration of discharged hydrogen are conveniently analyzed; meanwhile, the hydrogen is discharged to the outside, so that the hydrogen concentration in the environmental chamber is reduced, and the test safety is improved. In the prior art, the hydrogen discharged from the tail is not treated, so that the concentration of the hydrogen in the environmental chamber is increased, and the safety of the whole environmental chamber is further influenced.
Furthermore, the system is also provided with a monitoring unit, the hydrogen concentration in the environment cabin is detected in real time in the test process, once the hydrogen concentration exceeds the set early warning limit, an alarm can be immediately sent out, an exhaust device is started, and the safety of the test is ensured. The system has obvious advantages in the aspects of safety, convenience, rationality and the like.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an environmental chamber testing system for a fuel cell vehicle according to the present invention;
fig. 2 is a schematic structural diagram of an environmental chamber direction of an interface module in an environmental chamber testing system for a fuel cell vehicle according to the present invention;
fig. 3 is a schematic structural diagram of an operation cabin direction of an interface module in an environmental cabin testing system for a fuel cell vehicle according to the present invention;
fig. 4 is a schematic structural diagram of an environmental chamber direction of the insulation module in the environmental chamber testing system for a fuel cell vehicle provided by the present invention;
fig. 5 is a schematic structural diagram of an operation cabin direction of the insulation module in the environmental chamber testing system for the fuel cell vehicle provided by the present invention.
Icon: 1-an environmental chamber; 2-operating the cabin; 101-a cabin body; 102-open slots; 1031-module body; 1032-environmental deck data interface; 1033-operating deck data interface; 1034-first structural outer layer; 105-ribs; 106-grooves; 1041-a second structural outer layer; 301-inlet pipe; 302-steam-water separator; 303-water container; 304-outlet pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the utility model provides an environment cabin test system for fuel cell vehicle, the system includes environment cabin 1 and operation cabin 2 that links to each other with environment cabin 1, and environment cabin 1 includes: the cabin body 101, at least two open grooves 102, at least one interface module and at least one heat insulation module, wherein the at least two open grooves 102 are arranged on the cabin body 101, the interface module and the heat insulation module are respectively and detachably arranged in the open grooves 102, and the open grooves 102 can be respectively matched with the interface module and the heat insulation module; the interface module is provided with at least two types of data interfaces.
Above-mentioned an environment cabin test system for fuel cell car includes environment cabin and the operation cabin that links to each other with it, be equipped with the open slot on the cabin body in environment cabin, interface module and thermal-insulated module detachably set up in the open slot, to different motorcycle types, its test demand is different, when adopting this test system, can adopt the interface module of different quantity and different positions to the test demand of difference, only need place in the open slot of relevant position interface module can, place the thermal-insulated module in the open slot that the position that does not need the test corresponds, easy dismounting, thermal-insulated effectual and leakproofness is good. And the interface module is provided with at least two types of data interfaces, and replaces the heat insulation plug in the prior art, so that the trouble of wire arrangement is eliminated.
In a preferred embodiment, the interface module includes a module main body 1031, an environmental deck data interface 1032, an operation deck data interface 1033, an interface extension cord (not shown), and a retractable harness device (not shown), wherein the environmental deck data interface 1032 and the operation deck data interface 1033 are respectively disposed on the mutually parallel surfaces of the module main body 1031, and the retractable harness device is disposed inside the module main body 1031; the interface extension line penetrates through the telescopic wire harness device, and two ends of the interface extension line are respectively connected with the environment deck data interface 1032 and the operation deck data interface 1033.
The telescopic wire harness device is a device which can make a wire harness telescopic and realize the change of the length of the wire harness positioned on the outer side of the telescopic wire harness device. The utility model discloses do not do particular restriction to the concrete structure of flexible pencil device, adopt can be realized in this field any one or more can, for example can adopt the scalable pencil in patent CN209674928U or CN 209056718U.
The preferred embodiment optimizes the interface module, and the interface module is internally provided with a telescopic wiring harness device which can enable wiring harnesses to be more orderly. Two ends of the interface extension line are respectively connected with the environment cabin surface data interface and the operation cabin surface data interface, so that the effect of transmitting data inside the environment cabin to the operation cabin is achieved. The interface extension line is directly pulled out from the interface module and is connected with corresponding test equipment, and the extension line is directly pulled out from the rear end of the interface module and is connected with signal processing equipment, so that the problem of messy lines in the installation process is avoided.
In a preferred embodiment, as shown in fig. 2 and 3, the module body includes a first structure outer layer 1034 and a first heat-insulating inner layer (not shown), the first structure outer layer is sleeved outside the first heat-insulating inner layer, the environmental deck data interface 1032 and the operation deck data interface 1033 are respectively disposed on the first structure outer layer 1034, and the first structure outer layer 1034 is further provided with a convex strip 105;
The module main part in this preferred embodiment includes first structure skin and first heat preservation inlayer, when can realizing the joining effect, realizes good heat preservation effect to still be equipped with the sand grip on the first structure skin, and be equipped with the recess in the open slot, sand grip and recess mutually support, when placing the module main part in the open slot, can realize the inseparable reliable connection of the two, further improve the leakproofness.
Optionally, the open slot is provided as a square. Optionally, the grooves are equally spaced.
In a preferred embodiment, the at least two types of data interfaces are provided as at least one of FDDI interfaces, D-type data interfaces, SMA interfaces, BNC interfaces, aviation plug interfaces, banana plug interfaces or USB interfaces.
The FDDI Interface (Fiber Distributed Data Interface) refers to a Fiber Distributed Data Interface. The SMA interface is referred to as SubMiniature version A. The BNC interface refers to a Bayonet Nut Connector, an output wire of the camera equipment and a camera Connector. The USB interface refers to a Universal Serial Bus (USB) interface.
In a preferred embodiment, as shown in fig. 4 and 5, the thermal insulation module includes a second structural outer layer 1041 and a second thermal insulation inner layer (not shown), the second structural outer layer is sleeved outside the second thermal insulation inner layer, and the second structural outer layer 1041 is further provided with a convex strip 105;
The heat insulation module in the preferred embodiment is provided with a second structure outer layer and a second heat insulation inner layer, wherein the second heat insulation inner layer has a good heat insulation effect, the second structure outer layer is provided with a convex strip, and the convex strip is matched with a groove in an open slot to realize the close and reliable connection of the heat insulation module and the open slot. It should be understood that the ribs on the second structural outer layer are the same as the ribs on the first structural outer layer described above.
In a preferred embodiment, a tail gas row collecting device is further arranged in the cabin 101, and comprises a gas inlet pipe 301, a steam-water separator 302, a water container 303 and a gas outlet pipe 304, wherein the gas inlet pipe is used for being connected with a vehicle exhaust pipe, the steam-water separator is provided with a gas inlet, a drain valve and a gas outlet, the gas inlet is connected with the gas inlet pipe, the drain valve is connected with the water container, and the gas outlet is connected with the gas outlet pipe;
the cabin body is also provided with an air outlet hole, and the air outlet pipe is connected with the air outlet hole.
In the preferred embodiment, the tail gas collecting device is arranged, so that tail gas generated by the vehicle can be discharged out of the environmental chamber, water and gas generated in the test process can be separated, and the quality of the water discharged from the tail gas pipe of the fuel cell and the concentration of the discharged hydrogen can be conveniently analyzed; meanwhile, the hydrogen is discharged to the outside, so that the hydrogen concentration in the environmental chamber is reduced, and the test safety is improved. In the prior art, the hydrogen discharged from the tail is not treated, so that the concentration of the hydrogen in the environmental chamber is increased, and the safety of the whole environmental chamber is further influenced. The air outlet hole can discharge the air in the air outlet pipe out of the environment cabin.
In a preferred embodiment, the intake pipe 301 includes an intake main pipe and at least two intake branch pipes connected to the intake main pipe, the at least two intake branch pipes being for connection to a vehicle exhaust pipe. The above intake pipe is designed to have a structure including an intake branch pipe for connecting with a vehicle exhaust pipe to meet the demands of different numbers of vehicle exhaust pipes.
Further, the air inlet branch pipe is wrapped outside the vehicle exhaust pipe, the part of the air inlet branch pipe connected with the vehicle exhaust pipe can be fixed by a sealing hoop, and if the number of the air inlet branch pipe is more than that of the vehicle exhaust pipe, the air inlet branch pipe in an idle state is sealed by adopting a sealing plug.
In a preferred embodiment, a sealing assembly is arranged between the air outlet pipe and the air outlet hole. The sealing assembly is arranged between the air outlet pipe and the air outlet hole, so that the sealing performance can be further improved, and the sealing assembly can be made of sealing materials.
In a preferred embodiment, the steam-water separator is provided as a baffle-type steam-water separator. The baffle type steam-water separator has higher separation efficiency, and especially when the flow speed range is larger, the efficiency of the baffle type steam-water separator is far higher than that of a cyclone type steam-water separator and an adsorption type steam-water separator.
The baffle type steam-water separator has the advantages that different flow directions are generated by utilizing the internal pattern and the principle that steam and water flow, and the suspended water drops contained in the steam are separated in a mode that the medium flow direction is rapidly changed, so that the dryness of the steam is improved, and the smooth operation of production is ensured. The dryness of the steam is improved, and the steam is sent to the steam equipment, so that the thermal efficiency of the equipment is improved. Water hammer is prevented and the separated condensate is drained through a lower trap. The AS type steam-water separator is also suitable for separating various gases and liquids. A large amount of water-containing steam enters the steam-water separator and moves downwards in a centrifugal inclined mode; the entrained water is separated out as a result of the reduction in velocity; the separated liquid stream is discharged through a trap and the dry, clean steam is discharged from the separator outlet.
In a preferred embodiment, the system further comprises a monitoring unit, wherein the monitoring unit comprises a hydrogen concentration sensor, a hydrogen detection alarm and an exhaust device, and the hydrogen concentration sensor is respectively connected with the hydrogen detection alarm and the exhaust device;
the hydrogen concentration sensor set up in the cabin, hydrogen detection alarm set up in the operation cabin, exhaust apparatus respectively with the cabin is linked together with the external world.
Above-mentioned monitoring unit can carry out real-time supervision to the hydrogen concentration in the environment cabin, in case hydrogen concentration surpasss the early warning limit that sets up, then can immediately send out the police dispatch newspaper by hydrogen detection alarm to open exhaust apparatus, guarantee experimental safety and go on.
Preferably, the hydrogen concentration sensors are arranged at equal intervals in the direction of the transverse center line of the top end inside the environmental chamber.
Preferably, the hydrogen detection alarm is arranged at a diagonal corner in the operating cabin.
The application process of the environmental chamber testing system for the fuel cell vehicle is as follows:
1. the preparation process comprises the following steps:
1) determining the type and the number of sensors used for testing and testing point positions, and selecting a corresponding interface module;
2) inserting the interface module into an open slot nearest to the test point position, and inserting the vacant open slot into the heat insulation module;
3) the sensor connector is accessed into a data interface corresponding to the interface module, and the connector of the corresponding interface module at one side of the operation cabin is accessed to data acquisition or processing equipment;
3) connecting an air inlet pipe with a vehicle exhaust pipe, wherein the other end of the air inlet pipe is connected with an air inlet of a baffle type steam-water separator;
4) the bottom of the baffle type steam-water separator is connected with a water container;
5) the air outlet of the baffle type steam-water separator is connected with the air outlet pipe.
2. The testing process comprises the following steps:
1) opening a monitoring system;
2) starting the fuel cell vehicle and carrying out related tests;
3) and recording the result to complete the test.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the technical solutions of the embodiments of the present invention.
Claims (10)
1. An environmental chamber testing system for a fuel cell vehicle, the system comprising an environmental chamber and an operator chamber connected to the environmental chamber, the environmental chamber comprising: the heat insulation cabin comprises a cabin body, at least two open grooves, at least one interface module and at least one heat insulation module, wherein the at least two open grooves are formed in the cabin body, the interface module and the heat insulation module are respectively and detachably arranged in the open grooves, and the open grooves can be respectively matched with the interface module and the heat insulation module; the interface module is provided with at least two types of data interfaces.
2. The environmental chamber test system for a fuel cell vehicle according to claim 1, wherein the interface module includes a module main body, an environmental chamber surface data interface, an operation chamber surface data interface, an interface extension line, and a retractable harness device, the environmental chamber surface data interface and the operation chamber surface data interface are respectively disposed on surfaces of the module main body that are parallel to each other, and the retractable harness device is disposed inside the module main body; the interface extension line penetrates through the telescopic wire harness device, and two ends of the interface extension line are connected with the environment cabin surface data interface and the operation cabin surface data interface respectively.
3. The environmental chamber testing system for the fuel cell vehicle as set forth in claim 2, wherein the module body includes a first structural outer layer and a first heat-insulating inner layer, the first structural outer layer is sleeved outside the first heat-insulating inner layer, the environmental chamber data interface and the operation chamber data interface are respectively disposed on the first structural outer layer, and a protruding strip is further disposed on the first structural outer layer;
and grooves matched with the raised lines are arranged in the open grooves.
4. The environmental chamber testing system for a fuel cell vehicle of claim 1, wherein at least two types of the data interface are provided as at least one of an FDDI interface, a D-type data interface, an SMA interface, a BNC interface, an aviation plug interface, a banana plug interface, or a USB interface.
5. The environmental chamber testing system for the fuel cell vehicle as set forth in claim 1, wherein the heat insulation module comprises a second structure outer layer and a second heat insulation inner layer, the second structure outer layer is sleeved outside the second heat insulation inner layer, and the second structure outer layer is further provided with a convex strip;
and grooves matched with the raised lines are arranged in the open grooves.
6. The environmental chamber testing system for the fuel cell vehicle as defined in claim 1, wherein a tail gas collecting device is further disposed in the chamber body, the tail gas collecting device includes a gas inlet pipe, a steam-water separator, a water container and a gas outlet pipe, the gas inlet pipe is connected to a vehicle exhaust pipe, the steam-water separator is provided with a gas inlet, a drain valve and a gas outlet, the gas inlet is connected to the gas inlet pipe, the drain valve is connected to the water container, and the gas outlet is connected to the gas outlet pipe;
the cabin body is also provided with an air outlet hole, and the air outlet pipe is connected with the air outlet hole.
7. The environmental chamber test system for a fuel cell vehicle according to claim 6, wherein the intake duct includes an intake main duct and at least two intake branch ducts connected to the intake main duct, the at least two intake branch ducts being adapted to be connected to a vehicle exhaust duct.
8. The environmental chamber testing system for the fuel cell vehicle according to claim 6, wherein a sealing assembly is provided between the outlet pipe and the outlet hole.
9. The environmental chamber testing system for a fuel cell vehicle of claim 6, wherein the steam-water separator is provided as a baffled steam-water separator.
10. The environmental chamber testing system for the fuel cell vehicle according to any one of claims 1 to 9, further comprising a monitoring unit, wherein the monitoring unit comprises a hydrogen concentration sensor, a hydrogen detection alarm and an exhaust device, and the hydrogen concentration sensor is respectively connected with the hydrogen detection alarm and the exhaust device;
the hydrogen concentration sensor set up in the cabin, hydrogen detection alarm set up in the operation cabin, exhaust apparatus respectively with the cabin is linked together with the external world.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120591270.XU CN214748883U (en) | 2021-03-23 | 2021-03-23 | Environmental chamber test system for fuel cell vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120591270.XU CN214748883U (en) | 2021-03-23 | 2021-03-23 | Environmental chamber test system for fuel cell vehicle |
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| Publication Number | Publication Date |
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| CN214748883U true CN214748883U (en) | 2021-11-16 |
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| CN202120591270.XU Active CN214748883U (en) | 2021-03-23 | 2021-03-23 | Environmental chamber test system for fuel cell vehicle |
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- 2021-03-23 CN CN202120591270.XU patent/CN214748883U/en active Active
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