CN204373866U - Pressure testing device and rail vehicle truck - Google Patents
Pressure testing device and rail vehicle truck Download PDFInfo
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- CN204373866U CN204373866U CN201420858460.3U CN201420858460U CN204373866U CN 204373866 U CN204373866 U CN 204373866U CN 201420858460 U CN201420858460 U CN 201420858460U CN 204373866 U CN204373866 U CN 204373866U
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- rail vehicle
- valve seat
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Abstract
The utility model discloses a kind of pressure testing device, for detecting the air pressure in the first air chamber of rail vehicle truck and the second air chamber, described pressure testing device comprises: differential pressure valve seat and closure plate.Differential pressure valve seat, comprising: be communicated with described first air chamber first detects opening; First fixture; Be communicated with described second air chamber second detects opening; With the second fixture, wherein, described first fixture and the first distance detected between opening equal described second fixture and second and detect distance between opening.Described closure plate comprises the cooperation fixture that is connected to described first fixture and the second fixture respectively and detects opening and second detect one in the opening cooperation opening be communicated with first.Utilize this pressure testing device, the air pressure in two air chambers of rail vehicle truck can be detected, to judge whether there is phenomenon of collaborating between two air chambers.
Description
Technical field
The utility model relates to a kind of rail vehicle truck, particularly relates to a kind of pressure testing device for rail vehicle truck and the rail vehicle truck comprising this pressure testing device.
Background technology
In the rail vehicle of such as subway and so on, in the bogie for supporting railway carriage, be provided with closed air chamber.Specifically, bogie comprises: two parallel longitudinal bracing framves extended along the longitudinal direction, and two wheels are installed in the bottom of each longitudinal bracing frame; And two the cross-brace framves be connected between two bracing frames.The two ends of each cross-brace frame are connected to longitudinal bracing frame, and form the first air chamber and the second air chamber respectively with two longitudinal bracing framves.First air chamber and the second air chamber gas barrier each other, and inside accommodates gases at high pressure.First air chamber is connected with the bottom of railway carriage respectively by snubber assembly with the second air chamber, can be kept the even running of railway carriage by the gases at high pressure in the first air chamber and the second air chamber.
In actual motion, need the gas barrier between maintenance first air chamber and the second air chamber, and the problem of string wind each other can not be there is.Therefore, before track vehicle operating, need to carry out impermeability pressure testing test to the first and second air chambers, to detect between two air chambers whether there is the problem of collaborating.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of pressure testing device for rail vehicle truck and comprises the rail vehicle truck of this pressure testing device, for detecting the air pressure in two air chambers of rail vehicle truck, to judge whether there is phenomenon of collaborating between two air chambers.
According to the embodiment of an aspect of the present utility model, provide a kind of pressure testing device, for detecting the air pressure in the first air chamber of rail vehicle truck and the second air chamber, described pressure testing device comprises: differential pressure valve seat and closure plate.Differential pressure valve seat, comprising: be communicated with described first air chamber first detects opening; First fixture; Be communicated with described second air chamber second detects opening; With the second fixture, wherein, described first fixture and the first distance detected between opening equal described second fixture and second and detect distance between opening.Described closure plate comprises the cooperation fixture that is connected to described first fixture and the second fixture respectively and detects opening and second detect one in the opening cooperation opening be communicated with first.
According to the pressure testing device of a kind of embodiment of the utility model, establish Packed rubber blanket in the side right with described differential pressure valve seat surface of described closure plate.
According to the pressure testing device of a kind of embodiment of the utility model, described differential pressure valve seat also comprises the first detection valve seat and second and detects valve seat, described first detection opening and the first fixture are arranged on described first and detect on valve seat, described second detection opening and the second fixture are arranged on described second and detect on valve seat, and are provided with division board between described first detection valve seat and the second detection valve seat.
Pressure testing device according to a kind of embodiment of the utility model also comprises differential pressure valve, and described differential pressure valve is connected to described first and detects opening and the second detection opening.
According to the utility model embodiment on the other hand, a kind of rail vehicle truck is provided, comprises the pressure testing device described in above-mentioned any embodiment.
According to the rail vehicle truck of a kind of embodiment of the present utility model, described rail vehicle truck also comprises: the first longitudinal bracing frame and the second longitudinal bracing frame be arranged in parallel with the first longitudinal bracing frame; And the first cross-brace frame be connected between the first longitudinal bracing frame and the second longitudinal bracing frame and the second cross-brace frame, described first cross-brace frame and the second cross-brace frame are made up of cylindrical shell that closing respectively, and form described first air chamber and the second air chamber respectively.
According to the rail vehicle truck of a kind of embodiment of the present utility model, described second cross-brace frame is provided with the second air intake opening in the outside of described first longitudinal bracing frame; Described second cross-brace frame is provided with the first air intake opening in the outside of described first longitudinal bracing frame.
Rail vehicle truck according to a kind of embodiment of the present utility model also comprises: the first snubber assembly, to be arranged on the first longitudinal bracing frame and to be communicated with described first air chamber; And second snubber assembly, to be arranged on the second longitudinal bracing frame and to be communicated with described second air chamber.
According to the rail vehicle truck of a kind of embodiment of the present utility model, described first snubber assembly and the second snubber assembly are air spring.
According to a kind of pressure testing device for rail vehicle truck and the rail vehicle truck comprising this pressure testing device of the utility model embodiment, by the mounting means of regulating fender, the air pressure in two air chambers of rail vehicle truck can be detected simply, thus judge whether there is phenomenon of collaborating between two air chambers, guarantee the even running of rail vehicle.
Accompanying drawing explanation
Describe embodiment of the present utility model in detail by referring to accompanying drawing, the utility model will become clearly, wherein:
Fig. 1 is the schematic perspective view of the rail vehicle truck according to a kind of exemplary embodiment of the present utility model;
Fig. 2 is the enlarged diagram of part A in Fig. 1;
Fig. 3 is the another kind of schematic perspective view of the rail vehicle truck shown in Fig. 1;
Fig. 4 is the enlarged diagram of part B in Fig. 3;
Fig. 5 is the floor map of the closure plate according to a kind of exemplary embodiment of the present utility model;
The schematic perspective view that pressure testing device mounting means of closure plate when the pressure of detection first air chamber according to a kind of exemplary embodiment of the present utility model is shown of Fig. 6;
Fig. 7 is the enlarged diagram of C part in Fig. 6;
The schematic perspective view that pressure testing device mounting means of closure plate when the pressure of detection second air chamber according to a kind of exemplary embodiment of the present utility model is shown of Fig. 8; And
Fig. 9 is the enlarged diagram of D part in Fig. 8.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model embodiment is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
In addition, in the following detailed description, for ease of explaining, many concrete details have been set forth to provide the complete understanding to this disclosure embodiment.But significantly, one or more embodiment also can be implemented when not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
As Figure 1-5, according to a kind of exemplary embodiment of the present utility model, provide a kind of pressure testing device, for detecting the air pressure in the first air chamber 11 of rail vehicle truck 100 and the second air chamber 12.Described pressure testing device comprises differential pressure valve seat 2 and baffle plate 3.Described differential pressure valve seat 2 comprises: be communicated with the first air chamber 11 first detects opening 211, first fixture 221; Be communicated with the second air chamber 12 second detects opening 212 and the second fixture 222, and wherein, the first fixture 221 and the first distance detected between opening 211 equal the second fixture 222 and second and detect distance between opening 212.As shown in Figure 5, closure plate 3 comprises the cooperation fixture 31 that is connected to the first fixture 221 and the second fixture 222 respectively and detects opening 211 and second detect one in the opening 212 cooperation opening 32 be communicated with first.Such as, first fixture 212 and the second fixture 222 can be bolt members, coordinating opening 32 for being arranged on the through hole on closure plate 3, the bolt member as the first and second fixtures can be utilized like this to coordinate opening 32 through two, thus closure plate is fixed on the housing of differential pressure valve seat 2
According in the pressure testing device of embodiment of the present utility model, distance between opening 212 is detected because the first fixture 221 and the first distance detected between opening 211 equal the second fixture 222 and second, and coordinate opening 32 and first to detect one that opening 211 and second detects in opening 212 to be communicated with, like this, as shown in Figures 6 and 7, during gaseous tension in detection first air chamber 11, closure plate 3 is mounted to make to coordinate opening 32 and first to detect opening 211 to be communicated with, detect opening 212 by second to close, and cooperation opening 32 is connected to rain glass (not shown), thus the air pressure detected in the first air chamber 11, as shown in FIG. 8 and 9, during gaseous tension in detection second air chamber 12, closure plate 3 is mounted to make to coordinate opening 32 and second to detect opening 212 to be communicated with, detect opening 211 by first to close, and cooperation opening 32 is connected to rain glass (not shown), thus detect the air pressure in the second air chamber 12, after the pressure in the first air chamber 11 and the second air chamber 12 being detected respectively, can determine whether the first air chamber 11 and the second air chamber 12 exist gas leakage or phenomenon of collaborating, thus the first air chamber and the second air chamber are keeped in repair and sealed, to guarantee the even running of rail vehicle.According to pressure testing device of the present utility model, when detecting the pressure in the first air chamber and the second air chamber respectively, only need to prepare a kind of baffle plate and according to the installment state of object regulating fender detected, therefore simply, cost is less for testing process.
In the another kind of embodiment of pressure testing device, as shown in Figure 5, establish Packed rubber blanket 33 at closure plate 3 with the side faced by differential pressure valve seat 2, to increase baffle plate 3 to coordinate opening sealing to one of them.
In a kind of exemplary embodiment, differential pressure valve seat 2 also comprises the first detection valve seat 21 and second and detects valve seat 22, described first detection opening 211 and the first fixture 221 are arranged on the first detection valve seat 21, described second detection opening 212 and the second fixture 222 are arranged on the second detection valve seat 22, and are provided with division board 23 between described first detection valve seat 21 and the second detection valve seat 22.Further, pressure testing device also comprises differential pressure valve (not shown), described differential pressure valve is connected to the first detection opening 211 and second and detects opening 212, described differential pressure valve can control the first air chamber and be communicated with in the given time with the second air chamber, to balance the pressure of the first air chamber and the second air chamber.
According to the embodiment of another aspect of the present utility model, as Figure 1-5, a kind of rail vehicle truck 100 is provided, comprises the pressure testing device described in above-described embodiment.Described rail vehicle truck 100 also comprises: the first longitudinal bracing frame 41, the second longitudinal bracing frame 42 be arranged in parallel with the first longitudinal bracing frame 41; Be connected to the first cross-brace frame between the first longitudinal bracing frame 41 and the second longitudinal bracing frame 42 and the second cross-brace frame, described first cross-brace frame and the second cross-brace frame are made up of cylindrical shell that closing respectively, and form the first air chamber 11 and the second air chamber 12 respectively.
As shown in Figures 3 and 4, the second cross-brace frame for the formation of the second air chamber 12 is provided with the second air intake opening 121 in the outside of the first longitudinal bracing frame 41; The first cross-brace frame 42 for the formation of the first air chamber 11 is provided with the first air intake opening (not shown) in the outside of described second longitudinal bracing frame.Certainly, the first air intake opening and the second air intake opening also can be arranged on the outside of the first cross-brace frame or the second cross-brace frame simultaneously.
In one embodiment, rail vehicle truck 100 also comprises: the first snubber assembly (not shown) and the second snubber assembly (not shown).First snubber assembly to be arranged on the first longitudinal bracing frame 41 and to be communicated with the first air chamber 11; Second snubber assembly to be arranged on the second longitudinal bracing frame 42 and to be communicated with the second air chamber 12.Further, the first longitudinal bracing frame and the second longitudinal bracing frame are respectively equipped with supporting disk 43, and the first and second snubber assemblys are separately positioned on supporting disk 23.In one embodiment, the first snubber assembly and the second snubber assembly are air spring.Like this, air spring can absorb be arranged on the first and second longitudinal bracing frame bottoms wheel (not shown) due to track and smooth and vibration that is that cause, thus make rail vehicle even running.
According to a kind of pressure testing device for rail vehicle truck and the rail vehicle truck comprising this pressure testing device of the utility model embodiment, by the mounting means of regulating fender, the air pressure in two air chambers of rail vehicle truck can be detected simply, thus judge whether there is phenomenon of collaborating between two air chambers, guarantee the even running of rail vehicle.In addition, the structure of pressure testing device is simple, is easy to operation.
Describe the utility model with reference to one exemplary embodiment.But, obviously, those skilled in the art obviously can draw the modification that plurality of optional is selected and change under the instruction of foregoing description.Thus, the utility model comprise fall into claims spirit and scope within all selectable modification and change.
Claims (9)
1. a pressure testing device, for detecting the air pressure in the first air chamber of rail vehicle truck and the second air chamber, it is characterized in that, described pressure testing device comprises:
Differential pressure valve seat, comprising:
Be communicated with described first air chamber first detects opening;
First fixture;
Be communicated with described second air chamber second detects opening; With
Second fixture, wherein, described first fixture and the first distance detected between opening equal described second fixture and second and detect distance between opening; And
Closure plate, described closure plate comprises the cooperation fixture that is connected to described first fixture and the second fixture respectively and detects opening and second detect one in the opening cooperation opening be communicated with first.
2. pressure testing device as claimed in claim 1, is characterized in that, establish Packed rubber blanket in the side right with described differential pressure valve seat surface of described closure plate.
3. pressure testing device as claimed in claim 1 or 2, it is characterized in that, described differential pressure valve seat also comprises the first detection valve seat and second and detects valve seat, described first detection opening and the first fixture are arranged on described first and detect on valve seat, described second detection opening and the second fixture are arranged on described second and detect on valve seat, and are provided with division board between described first detection valve seat and the second detection valve seat.
4. pressure testing device as claimed in claim 1 or 2, is characterized in that, also comprise differential pressure valve, and described differential pressure valve is connected to described first and detects opening and the second detection opening.
5. a rail vehicle truck, is characterized in that, comprises the pressure testing device as described in any one in claim 1-4.
6. rail vehicle truck as claimed in claim 5, it is characterized in that, described rail vehicle truck also comprises:
First longitudinal bracing frame and the second longitudinal bracing frame be arranged in parallel with the first longitudinal bracing frame; And
Be connected to the first cross-brace frame between the first longitudinal bracing frame and the second longitudinal bracing frame and the second cross-brace frame, described first cross-brace frame and the second cross-brace frame are made up of cylindrical shell that closing respectively, and form described first air chamber and the second air chamber respectively.
7. rail vehicle truck as claimed in claim 6, it is characterized in that, described second cross-brace frame is provided with the second air intake opening in the outside of described first longitudinal bracing frame; Described second cross-brace frame is provided with the first air intake opening in the outside of described first longitudinal bracing frame.
8. rail vehicle truck as claimed in claim 6, is characterized in that, also comprise:
First snubber assembly, to be arranged on the first longitudinal bracing frame and to be communicated with described first air chamber; And
Second snubber assembly, to be arranged on the second longitudinal bracing frame and to be communicated with described second air chamber.
9. rail vehicle truck as claimed in claim 8, it is characterized in that, described first snubber assembly and the second snubber assembly are air spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858460.3U CN204373866U (en) | 2014-12-30 | 2014-12-30 | Pressure testing device and rail vehicle truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858460.3U CN204373866U (en) | 2014-12-30 | 2014-12-30 | Pressure testing device and rail vehicle truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204373866U true CN204373866U (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420858460.3U Active CN204373866U (en) | 2014-12-30 | 2014-12-30 | Pressure testing device and rail vehicle truck |
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| Country | Link |
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| CN (1) | CN204373866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030499A (en) * | 2021-09-26 | 2022-02-11 | 中车青岛四方机车车辆股份有限公司 | Auxiliary beam of bogie |
-
2014
- 2014-12-30 CN CN201420858460.3U patent/CN204373866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030499A (en) * | 2021-09-26 | 2022-02-11 | 中车青岛四方机车车辆股份有限公司 | Auxiliary beam of bogie |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |