CN209559490U - Pressure simulation detection device - Google Patents
Pressure simulation detection device Download PDFInfo
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- CN209559490U CN209559490U CN201920609567.7U CN201920609567U CN209559490U CN 209559490 U CN209559490 U CN 209559490U CN 201920609567 U CN201920609567 U CN 201920609567U CN 209559490 U CN209559490 U CN 209559490U
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- pressure
- air spring
- detection device
- sleeper beam
- inflation mechanism
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Abstract
The utility model provides a kind of pressure simulation detection device, belongs to vehicle testing technical field, including static pressure machine, inflation mechanism, pressure detection mechanism and compressed gas source, and the outlet side of inflation mechanism is connected to air spring sleeper beam；One end of pressure detection mechanism is connected to air spring sleeper beam；Compressed gas source is located at inflation mechanism side, and it is connected to the inlet end of inflation mechanism, pressure simulation detection device provided by the utility model, apply load to air spring sleeper beam using static pressure machine, then compressed gas source is opened, compressed air is ventilated by inflation mechanism into air spring sleeper beam, pressure detection mechanism detects the atmospheric pressure value under the pressure of static pressure machine in air spring, in this way in advance to the carry out simulated pressure detection of air spring, it eliminates and dismantles bogie from car body, it reinstalls bogie and does for supplement the complicated processes of a series of experiments, save manpower rework cost and time, it improves work efficiency.
Description
Technical field
The utility model belongs to vehicle testing technical field, is to be related to a kind of pressure simulation detection device more specifically.
Background technique
Air spring is mounted on bogie, is had damping, is adjusted height of the carbody and provide pre- governor pressure for braking system
Etc. functions, in order to determine air spring is whether the pre- governor pressure that provides of braking system qualified, need to air spring pressure into
Row test.Currently, the test air spring pressure is generally located on the debugging stage, need for bogie to be installed to laggard on car body
Row measurement, after debugging phase measuring, is often free gas-spring pressure not meet normal conditions, once discovery air spring
Pressure is not inconsistent standardization, then needs to replace problem air spring.Replacement need of work dismantles bogie from car body
Get off, replaces the air spring on bogie, be then again mounted on car body, and re-start a series of pressure tests.
This test method complexity is cumbersome, expends a large amount of manpowers and time, and working efficiency is lower.
Utility model content
The purpose of this utility model is to provide a kind of pressure simulation detection devices, to solve survey existing in the prior art
Try the lower technical problem of the working efficiency of air spring pressure.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of pressure simulation detection device, packet
It includes:
Static pressure machine, for applying pressure to air spring sleeper beam；
Inflation mechanism, outlet side are connected to air spring sleeper beam, for inflating to air spring；
Pressure detection mechanism, one end are connected to air spring sleeper beam, for detecting the air pressure inside of air spring；
Compressed gas source is located at the inflation mechanism side, and is connected to the inlet end of the inflation mechanism.
Further, the inflation mechanism includes:
First connecting tube, one end are connected to air spring sleeper beam, and the other end is connect with the compressed gas source.
Further, first connecting tube is equipped with the throttle valve for controlling the compressed gas source aeration quantity.
Further, the pressure detection mechanism includes:
Second connecting tube, one end are connected to air spring sleeper beam；
Pressure gauge, set on the other end of second connecting tube, for detecting the internal pressure of air spring.
Further, second connecting tube is equipped with the valve for controlling the second connecting tube on-off.
Further, the pressure detection mechanism is disposed opposite to each other with the inflation mechanism.
Further, the pressure simulation detection device further include:
Support plate, lower end surface are equipped with the holding tank for accommodating bogie and air spring, and upper surface is equipped with and the appearance
Slot of receiving is connected and the through-hole for matching with the press beam of the static pressure machine；
The static pressure machine is located at the side of the support plate, the inflation mechanism, the pressure detection mechanism and described
Compressed gas source is set in the support plate.
Further, the side of the support plate is equipped with the first mounting groove for installing the compressed gas source.
Further, it is respectively provided on the two sides of the support plate and the inflation mechanism and pressure inspection is installed
The mounting hole of mechanism is surveyed, each mounting hole is connected with the holding tank.
Further, the lower end of the support plate is equipped with multiple for moving the wheel of the support plate.
The beneficial effect of pressure simulation detection device provided by the utility model is: compared with prior art, this is practical
Novel pressure analoging detecting device applies load to air spring sleeper beam using static pressure machine, then opens compressed gas source, and compression is empty
Gas ventilated into air spring sleeper beam by inflation mechanism, and pressure detection mechanism detects the air spring under the pressure of static pressure machine
Interior atmospheric pressure value eliminates the disassembly from car body and turns in this way in advance to the carry out simulated pressure detection of air spring
It to frame, reinstalls bogie and does for supplement the complicated processes of a series of experiments, save manpower rework cost and time, improve work
Make efficiency.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the use state diagram of pressure simulation detection device provided by the embodiment of the utility model；
Fig. 2 is the cross-sectional view of support plate provided by the embodiment of the utility model；
Fig. 3 is the top view of support plate provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
1- throttle valve；The first connecting tube of 2-；3- inflates connector；4- air spring；5- static pressure machine；6- feedback interface；7-
Second connecting tube；8- pressure gauge；9- bogie；10- air spring sleeper beam；11- altitude valve；12- support plate；13- holding tank；
14- through-hole；The first mounting groove of 15-；16- mounting hole；17- wheel；The second mounting groove of 18-.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
Referring to Fig. 1, existing be illustrated pressure simulation detection device provided by the utility model.A kind of pressure simulation inspection
Survey device, including static pressure machine 5, inflation mechanism, pressure detection mechanism and compressed gas source；Static pressure machine 5 is used to rest the head on to air spring
Beam 10 applies pressure；The outlet side of inflation mechanism is connected to air spring sleeper beam 10, for inflating to air spring 4；Pressure inspection
The one end for surveying mechanism is connected to air spring sleeper beam 10, for detecting the air pressure inside of air spring 4；Compressed gas source is located at inflation
Mechanism side, and be connected to the inlet end of inflation mechanism.
Pressure simulation detection device provided by the utility model, compared with prior art, using static pressure machine 5 to air spring
Sleeper beam 10 applies load, then opens compressed gas source, and compressed air is ventilated by inflation mechanism into air spring sleeper beam 10, presses
Tension detection mechanism detects the atmospheric pressure value under the pressure of static pressure machine 5 in air spring 4, in this way in advance to air bullet
The carry out simulated pressure detection of spring 4 eliminates and dismantles bogie 9 from car body, reinstalls bogie 9 and do for supplement a series of examinations
The complicated processes tested are saved manpower rework cost and time, are improved work efficiency.
Before carrying out analog detection, need assembled bogie 9 and air spring 4 being pushed into 5 positions of static pressure machine, according to
The practical unbalance loading load of vehicle presets the application load of 5 press beam of static pressure machine and selects permanent load mode；Then inflation mechanism is led to
It crosses and is threadedly coupled on inflation connector 3, pressure detection mechanism is threadedly coupled to the pressure feedback interface 6 of air spring sleeper beam 10
On；Last operation static pressure machine 5 applies predetermined load towards air spring sleeper beam 10 by 5 press beam of static pressure machine, will be in compressed gas source
Compressed gas by inflation mechanism connection air spring 4 is inflated, until the horizon bar of altitude valve 11 reaches horizontal position
When setting no longer variation, pressure value measured by pressure detection mechanism is read, which is the pressure of analog detection air spring 4
Power detected value.The wind pressure of compressed gas source should be arranged between 8.5-10bar.
Referring to Fig. 1, a kind of specific embodiment as pressure simulation detection device provided by the utility model, inflation
Mechanism includes the first connecting tube 2, and one end of the first connecting tube 2 is connected to air spring sleeper beam 10, and the other end and compressed gas source connect
It connects, is inflated by the first connecting tube 2 into 4 press beam of air spring, rubber tube, lighter weight, cost can be used in the first connecting tube 2
It is lower.Connector is respectively set in the both ends of first connecting tube 2, convenient for Fast Installation in 4 press beam of compressed gas source and air spring.This
Outside, term " first ", " second ", which are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or imply, refers to
The quantity of bright indicated technical characteristic." first " is defined as a result, the feature of " second " can explicitly or implicitly include
One or more of the features.The meaning of " plurality " is two or more in the description of the present invention, unless separately
There is clearly specific restriction.
Referring to Fig. 1, a kind of specific embodiment as pressure simulation detection device provided by the utility model, first
Connecting tube 2 is equipped with the throttle valve 1 for controlling compressed gas source aeration quantity, and setting throttle valve 1 is with guarantee simulation aeration quantity and now
Vehicle aeration quantity is consistent.The wind pressure into air spring sleeper beam 10 is maintained to be arranged between 8.5-10bar.
Referring to Fig. 1, a kind of specific embodiment as pressure simulation detection device provided by the utility model, pressure
Testing agency includes the second connecting tube 7 and pressure gauge 8；One end of second connecting tube 7 is connected to air spring sleeper beam 10；Pressure gauge
8 are set to the other end of the second connecting tube 7, and for detecting the internal pressure of air spring 4, the gas in air spring 4 is by empty
Gas spring sleeper beam 10 enters in the second connecting tube 7, and pressure feedback interface 6, the second connection are provided on air spring sleeper beam 10
Pipe 7 is directly connected on the feedback interface 6, and the gas in air spring 4 passes through feedback interface 6, the second connecting tube 7 to pressure gauge
On 8, to detect the atmospheric pressure value in air spring 4.Connector is respectively set in the both ends of second connecting tube 7, convenient for Fast Installation in anti-
It presents on interface 6 and on pressure gauge 8.
Referring to Fig. 1, a kind of specific embodiment as pressure simulation detection device provided by the utility model, second
Connecting tube 7 is equipped with for control the valve of 7 on-off of the second connecting tube, and setting valve controls the first connecting tube 2, to air
In spring sleeper beam 10 when inflation, i.e. when the horizon bar of altitude valve 11 is not up to horizontal position, the numerical value of pressure gauge 8 is nonsensical,
Therefore in use, first passing through the connection between valve the second connecting tube 7 of disconnection and pressure gauge 8, the horizon bar of altitude valve 11 reaches
When horizontal position no longer changes, valve is opened, and read the numerical value on pressure gauge 8.
Referring to Fig. 1, a kind of specific embodiment as pressure simulation detection device provided by the utility model, pressure
Testing agency is disposed opposite to each other with inflation mechanism, and pressure detection mechanism and inflation mechanism are connected to air spring sleeper beam 10 relatively
Two sides, i.e. the first connecting tube 2 and the second connecting tube 7 are connected to the opposite two sides of air spring sleeper beam 10, make compressed gas
After body enters in air spring 4, sufficiently it is spread in entire air spring 4, pressure detection mechanism is opposite with inflation mechanism remote
From, avoid the gas of higher pressure from entering directly into the second connecting tube 7, thus influence pressure gauge 8 detect 4 internal pressure of air spring
The accuracy of force value.
It please refers to Fig.1 to Fig.3, a kind of specific embodiment party as pressure simulation detection device provided by the utility model
Formula, pressure simulation detection device further include support plate 12, and the lower end surface of support plate 12 is equipped with for accommodating bogie 9 and air bullet
The holding tank 13 of spring 4, upper surface are equipped with the through-hole 14 for being connected with holding tank 13 and being used to match with the press beam of static pressure machine 5；
Static pressure machine 5 is located at the side of support plate 12, and inflation mechanism, pressure detection mechanism and compressed gas source are set in support plate 12,
Directly bogie 9 can be pushed in holding tank 13 when use, then will be set to the first connecting tube 2 in support plate 12 and the
Two connecting tubes 7 are connect with air spring sleeper beam 10 respectively, and air spring sleeper beam 10 is made to be located at the lower section of through-hole 14, are then started
Static pressure machine 5 applies load to air spring sleeper beam 10.Inflation mechanism, pressure detection mechanism and compressed gas source are arranged at branch
On fagging 12, bogie 9 and air spring 4 are being pushed to holding tank 13, can directly installed, it is convenient to operate.It can prop up
The second mounting groove 18 is arranged in the side of fagging 12, and pressure change is fixed in the second mounting groove 18, simultaneously convenient for staff's observation
Record pressure value.It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Fig. 2 and Fig. 3 are please referred to, a kind of specific embodiment party as pressure simulation detection device provided by the utility model
Formula, the side of support plate 12 are equipped with the first mounting groove 15 for installing compressed gas source, and the first mounting groove 15 is arranged, specially pacifies
Compressed gas source is filled, compressed gas source or gas tank shaking, vibration etc. is prevented, guarantees the safety and stability of work.
Referring to Fig. 2, a kind of specific embodiment as pressure simulation detection device provided by the utility model, support
Be respectively provided on the two sides of plate 12 installation inflation mechanism and pressure detection mechanism mounting hole 16, each mounting hole 16 with
Holding tank 13 is connected, and two mounting holes 16 are arranged, and the first connecting tube 2 and the second connecting tube 7 is made to be each passed through two mounting holes
16, convenient for directly connecting with air spring sleeper beam 10, it is not required to specially take.In one end of mounting hole 16, fixed card buckle etc. is set,
First connecting tube 2 and the second connecting tube 7 are fixed in mounting hole 16.It should be noted that when element is referred to as " being fixed on "
Or " being set to " another element, it can be directly on the other element or indirectly on another element.When one
Element is known as " being connected to " another element, it can be directly to another element or to be indirectly connected to this another
On a element.
Fig. 1 and Fig. 2 are please referred to, a kind of specific embodiment party as pressure simulation detection device provided by the utility model
Formula, the lower end of support plate 12 are equipped with multiple wheels 17 for being used to move support plate 12, and wheel is arranged in the lower end surface of support plate 12
17, it may be convenient to mobile support plate 12 and inflation mechanism, pressure detection mechanism and compressed gas source in support plate 12, simultaneously
Static pressure machine 5 can also be fixed in support plate 12, when bogie 9 is inconvenient mobile, support plate 12 can be pushed to bogie 9
Top, carry out pressure detecting work.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. pressure simulation detection device characterized by comprising
Static pressure machine, for applying pressure to air spring sleeper beam；
Inflation mechanism, outlet side are connected to air spring sleeper beam, for inflating to air spring；
Pressure detection mechanism, one end are connected to air spring sleeper beam, for detecting the air pressure inside of air spring；
Compressed gas source is located at the inflation mechanism side, and is connected to the inlet end of the inflation mechanism.
2. pressure simulation detection device as described in claim 1, which is characterized in that the inflation mechanism includes:
First connecting tube, one end are connected to air spring sleeper beam, and the other end is connect with the compressed gas source.
3. pressure simulation detection device as claimed in claim 2, which is characterized in that first connecting tube is equipped with for controlling
Make the throttle valve of the compressed gas source aeration quantity.
4. pressure simulation detection device as described in claim 1, which is characterized in that the pressure detection mechanism includes:
Second connecting tube, one end are connected to air spring sleeper beam；
Pressure gauge, set on the other end of second connecting tube, for detecting the internal pressure of air spring.
5. pressure simulation detection device as claimed in claim 4, which is characterized in that second connecting tube is equipped with for controlling
Make the valve of the second connecting tube on-off.
6. pressure simulation detection device as described in claim 1, which is characterized in that the pressure detection mechanism and the inflation
Mechanism is disposed opposite to each other.
7. pressure simulation detection device as claimed in any one of claims 1 to 6, which is characterized in that the pressure simulation detection dress
It sets further include:
Support plate, lower end surface are equipped with the holding tank for accommodating bogie and air spring, and upper surface is equipped with and the holding tank
The through-hole for being connected and being used to match with the press beam of the static pressure machine；
The static pressure machine is located at the side of the support plate, the inflation mechanism, the pressure detection mechanism and the compression
Gas source is set in the support plate.
8. pressure simulation detection device as claimed in claim 7, which is characterized in that the side of the support plate is equipped with for pacifying
Fill the first mounting groove of the compressed gas source.
9. pressure simulation detection device as claimed in claim 7, which is characterized in that set respectively on the two sides of the support plate
Have a mounting hole for installing the inflation mechanism and the pressure detection mechanism, each mounting hole with the holding tank phase
Connection.
10. pressure simulation detection device as claimed in claim 7, which is characterized in that the lower end of the support plate is equipped with multiple
For moving the wheel of the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920609567.7U CN209559490U (en) | 2019-04-29 | 2019-04-29 | Pressure simulation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920609567.7U CN209559490U (en) | 2019-04-29 | 2019-04-29 | Pressure simulation detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209559490U true CN209559490U (en) | 2019-10-29 |
Family
ID=68313295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920609567.7U Active CN209559490U (en) | 2019-04-29 | 2019-04-29 | Pressure simulation detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209559490U (en) |
-
2019
- 2019-04-29 CN CN201920609567.7U patent/CN209559490U/en active Active
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