CN202508088U - Sand throwing quantity control device - Google Patents
Sand throwing quantity control device Download PDFInfo
- Publication number
- CN202508088U CN202508088U CN2011205026989U CN201120502698U CN202508088U CN 202508088 U CN202508088 U CN 202508088U CN 2011205026989 U CN2011205026989 U CN 2011205026989U CN 201120502698 U CN201120502698 U CN 201120502698U CN 202508088 U CN202508088 U CN 202508088U
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- control device
- electromagnetic valve
- communicated
- stucco
- outlet
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Abstract
The utility model provides a sand throwing quantity control device, which comprises a cut-out cock, at least two pressure reducing valves and at least two electromagnetic valves, wherein an inlet of the cut-out cock, is communicated with an air inlet pipe of a locomotive; an outlet of the cut-out cock is connected in parallel with inlets of at least two pressure reducing valves; the outlet of each pressure reducing valve is communicated with the inlets of the electromagnetic valves; and the outlets of the electromagnetic valves are used for being communicated with an inlet of a sand box. According to the sand throwing quantity control device provided by the utility model, the sand throwing quantity of the locomotive at a low speed or a high speed is controlled through the pressure reducing valves and the electromagnetic valves; the effective sand throwing of the locomotive at the low speed or the high speed is realized; the wheel-track adhesion coefficient is increased effectively; the anti-sliding effect is improved; and the quantity of the sand is reduced.
Description
Technical field
The utility model relates to vehicle stucco technology, relates in particular to a kind of stucco amount control device.
Background technology
Train starting is difficult or under mal-conditions such as sleet, needs pass through sanding device stucco on wheel and rail contact surface, thereby improves the working environment of wheel and rail face, improves adhesion factor.
Existing sanding device comprises blast pipe and sandbox, and air-flow is divided into two-way after being got into by the sandbox admission port, and one tunnel metering air-flow gets into the sand chamber of sandbox, and pushes sand to sand export; Another road is discharged air-flow and is blown in the sandbox, makes the sand of sandbox loose, and the metering air-flow is joined in the bottom of sandbox with the discharge air-flow, flows to the stucco outlet.
Through changing the position of plus-minus screw on the blast pipe, just regulate the air intake pressure size of blast pipe, regulate the stucco amount; Air intake pressure can only be set certain fixed value at present; Can not be according to the flow of the sectional-regulated stucco of locomotive speed, if the setting of air intake pressure is too low, sand can't spread on the rail level when high speed; Can not play the effect that increases binding force, be difficult to satisfy operating needs; The too high stucco amount that then causes of air intake pressure setting is excessive, can reduce binding force on the contrary.
The utility model content
The utility model provides a kind of stucco amount control device, can not be according to the technological deficiency of the sectional-regulated stucco amount of the speed of locomotive in order to solve sanding device of the prior art.
The utility model provides a kind of stucco amount control device, comprises cut out cock, at least two reducing valves and at least two electromagnetic valves;
The import of said cut out cock is used for being communicated with the blast pipe of vehicle, the outlet of said cut out cock and the inlet parallel of at least two reducing valves; The outlet of each reducing valve is communicated with the import of said electromagnetic valve respectively, and the outlet of said electromagnetic valve is used for being communicated with the import of sandbox respectively.
Preferably, said stucco amount control device also comprises another electromagnetic valve; The import of this electromagnetic valve is communicated with the outlet of said reducing valve, and the outlet of this electromagnetic valve is used for being communicated with the import of said sandbox.
Preferably, the quantity of said reducing valve is two, and the quantity of said electromagnetic valve is two.
Preferably, the quantity of said reducing valve is three, and the quantity of said electromagnetic valve is three.
The stucco amount control device that the utility model provides; Realize the stucco amount of vehicle when the low cruise through first reducing valve and first solenoid control; Realize the stucco amount of vehicle when the high-speed cruising through second reducing valve and second solenoid control, can realize vehicle effective stucco when low speed and high-speed cruising, effectively increase the wheel track adhesion coefficient; Improve skidproof effect, and can reduce the consumption of sand.
Description of drawings
The scheme drawing of the stucco amount control device that Fig. 1 provides for the utility model first embodiment;
The control principle figure of the stucco amount control device that Fig. 2 provides for the utility model first embodiment;
The control principle figure of the stucco amount control device that Fig. 3 provides for the utility model second embodiment.
The specific embodiment
With reference to figure 1 and Fig. 2, the scheme drawing of the stucco amount control device that Fig. 1 provides for the utility model first embodiment; The control principle figure of the stucco amount control device that Fig. 2 provides for the utility model first embodiment.
As illustrated in fig. 1 and 2, the stucco amount control device that present embodiment provides provides and comprises cut out cock 2, at least two reducing valves and at least two electromagnetic valves.
The import of cut out cock 2 is used for being communicated with the blast pipe 1 of vehicle, the outlet of cut out cock 2 and the inlet parallel of at least two reducing valves; The outlet of each reducing valve is communicated with the import of electromagnetic valve respectively, and the outlet of electromagnetic valve is used for being communicated with the import of sandbox 5 respectively.
Particularly, in the present embodiment, the quantity of reducing valve is two, specifically comprises first reducing valve 31 and second reducing valve 32.The quantity of electromagnetic valve is two, specifically comprises first electromagnetic valve 41 and second electromagnetic valve 42.The import of first reducing valve 31 and second reducing valve 32 is communicated with the outlet of cut out cock 2, and the outlet of first reducing valve 31 is communicated with the import of first electromagnetic valve 41, and the outlet of first electromagnetic valve 41 is communicated with the import of sandbox 5; The outlet of second reducing valve 32 is communicated with the import of second electromagnetic valve 42, and the outlet of second electromagnetic valve 42 is communicated with the import of sandbox 5.
Cut out cock 2 has two states of switch; The path of just realizing air-supply pipeline with block; Be used to control this stucco amount control device to sandbox 5 air feeds, the state of cut out cock 2 switches can be by the vehicle braked control unit through electric means monitoring and analyzing and processing.
First reducing valve 31 and second reducing valve 32 can produce constant operation pressure; Do not receive the influence of the supply pressure fluctuation of blast pipe 1; First reducing valve 31 and second reducing valve 32 can be reduced to different value respectively with the air feed pressure of blast pipe 1; The going out wind pressure and can regulate of first reducing valve 31 and second reducing valve 32 according to vehicle real-world operation speed; Particularly, can first reducing valve 31 go out wind pressure and be set to be suitable for the vehicle low cruise time, for sandbox 5 provides suitable blast or air quantity; During the going out wind pressure and be set to be suitable for the vehicle high-speed cruising of second reducing valve 32, for sandbox 5 provides suitable blast or air quantity.Confirmablely be, second reducing valve 32 go out the wind pressure that goes out that wind pressure is greater than first reducing valve 31, to satisfy vehicle the time, control the stucco amount of sandbox 5 at a high speed with low cruise.
First electromagnetic valve 41 and second electromagnetic valve 42 switch to through-flow position by electrical control.First electromagnetic valve and second electromagnetic valve are made up of gas control electromagnetism bottom valve and the valve control electromagnet of regulating pilot air.
Specify the working process and the control principle of the stucco amount control device that present embodiment provides below:
When the driver presses the stucco button; The vehicle braked control unit is judged according to the present speed signal of vehicle implement the low speed stucco; Then cut out cock 2 is opened, and first electromagnetic valve 41 must conduct simultaneously, and this moment, second electromagnetic valve 42 was a closed condition; Pressurized air in the blast pipe 1 gets into first reducing valve 31 through cut out cock 2; First reducing valve 31 is decompressed to the air feed pressure that is suitable for the low speed stucco with pressurized air, gets in the sandbox 1 through first electromagnetic valve, 41 backs, and the sand in the wind blows sandbox 5 carries out the low speed stucco.
When the driver presses the stucco button; The vehicle braked control unit is judged according to the present speed signal of vehicle implement the high speed stucco; Then cut out cock 2 is opened, and second electromagnetic valve 42 must conduct just simultaneously, and this moment, first electromagnetic valve 41 was a closed condition; Pressurized air in the blast pipe 1 gets into second reducing valve 32 through cut out cock 2; Second reducing valve 32 is decompressed to the air feed pressure that is suitable for the high speed stucco with pressurized air, gets in the sandbox 1 through second electromagnetic valve, 42 backs, and the sand in the wind blows sandbox 5 carries out the high speed stucco.
The stucco amount control device that present embodiment provides; Realize the stucco amount of vehicles when the low cruise through first reducing valve 31 and the control of first electromagnetic valve 41; Realize the stucco amount of vehicles when the high-speed cruising through second reducing valve 32 and the control of second electromagnetic valve 42, can realize vehicle effective stucco when low speed and high-speed cruising, effectively increase the wheel track adhesion coefficient; Improve skidproof effect, and can reduce the consumption of sand.
On the basis of the foregoing description, can also do further improvement to the stucco amount control device, the concrete improvement as follows:
With reference to figure 3, the control principle figure of the stucco amount control device that Fig. 3 provides for the utility model second embodiment.
As shown in figures 1 and 3, the stucco amount control device also comprises another electromagnetic valve, is specially the 3rd electromagnetic valve 43; The import of the 3rd electromagnetic valve 43 is communicated with the outlet of first reducing valve 31, and the outlet of the 3rd electromagnetic valve 43 is used for being communicated with the import of sandbox 5.As long as, conduct just the 3rd electromagnetic valve 43 can get when the driver presses the stucco button, air feed in sandbox 5, the heating arrangement of sandbox 5 is to this transportation work style heating simultaneously, and this road hot blast gets in the sandbox discharges the steam in the sandbox, and sand is kept dry, and is convenient to stucco.
Need to prove that in the above-described embodiments, the quantity of reducing valve also can be three or more, the quantity of electromagnetic valve is three or more.Can three or more stucco pilot piping be set according to the running velocity of vehicle, realize the stucco amount control under more running statees.
What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (4)
1. a stucco amount control device is characterized in that, comprises cut out cock, at least two reducing valves and at least two electromagnetic valves;
The import of said cut out cock is used for being communicated with the blast pipe of vehicle, the outlet of said cut out cock and the inlet parallel of at least two reducing valves; The outlet of each reducing valve is communicated with the import of said electromagnetic valve respectively, and the outlet of said electromagnetic valve is used for being communicated with the import of sandbox respectively.
2. stucco amount control device according to claim 1 is characterized in that, said stucco amount control device also comprises another electromagnetic valve; The import of this electromagnetic valve is communicated with the outlet of said reducing valve, and the outlet of this electromagnetic valve is used for being communicated with the import of said sandbox.
3. stucco amount control device according to claim 1 is characterized in that, the quantity of said reducing valve is two, and the quantity of said electromagnetic valve is two.
4. stucco amount control device according to claim 1 is characterized in that, the quantity of said reducing valve is three, and the quantity of said electromagnetic valve is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205026989U CN202508088U (en) | 2011-12-06 | 2011-12-06 | Sand throwing quantity control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205026989U CN202508088U (en) | 2011-12-06 | 2011-12-06 | Sand throwing quantity control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202508088U true CN202508088U (en) | 2012-10-31 |
Family
ID=47060588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205026989U Expired - Lifetime CN202508088U (en) | 2011-12-06 | 2011-12-06 | Sand throwing quantity control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202508088U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072584A (en) * | 2013-01-16 | 2013-05-01 | 南车株洲电力机车有限公司 | Sand spreading system for light rail vehicle |
| CN103569139A (en) * | 2013-11-19 | 2014-02-12 | 青岛四方车辆研究所有限公司 | Sanding device for railway vehicles |
| CN106043328A (en) * | 2016-06-21 | 2016-10-26 | 中车青岛四方车辆研究所有限公司 | Motor train unit and sanding device used for urban rail vehicle |
| CN106379332A (en) * | 2016-11-11 | 2017-02-08 | 中车株洲电力机车有限公司 | Rail vehicle and sand sprinkling system thereof |
| CN106740900A (en) * | 2016-12-29 | 2017-05-31 | 华伍轨道交通装备（上海）有限责任公司 | Stucco control system and its control method |
| CN110816558A (en) * | 2018-08-10 | 2020-02-21 | 河北高达电子科技有限公司 | Locomotive sanding automatic control device |
| CN112406915A (en) * | 2019-08-23 | 2021-02-26 | 中车唐山机车车辆有限公司 | Sanding control method based on vehicle sliding rate and terminal equipment |
| CN114604276A (en) * | 2022-03-03 | 2022-06-10 | 中车青岛四方机车车辆股份有限公司 | Sanding control system, sanding control method and vehicle |
-
2011
- 2011-12-06 CN CN2011205026989U patent/CN202508088U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072584A (en) * | 2013-01-16 | 2013-05-01 | 南车株洲电力机车有限公司 | Sand spreading system for light rail vehicle |
| CN103072584B (en) * | 2013-01-16 | 2016-05-18 | 南车株洲电力机车有限公司 | Light rail vehicle stucco system |
| CN103569139A (en) * | 2013-11-19 | 2014-02-12 | 青岛四方车辆研究所有限公司 | Sanding device for railway vehicles |
| CN106043328A (en) * | 2016-06-21 | 2016-10-26 | 中车青岛四方车辆研究所有限公司 | Motor train unit and sanding device used for urban rail vehicle |
| CN106043328B (en) * | 2016-06-21 | 2018-06-01 | 中车青岛四方车辆研究所有限公司 | EMU and city rail vehicle sander |
| CN106379332A (en) * | 2016-11-11 | 2017-02-08 | 中车株洲电力机车有限公司 | Rail vehicle and sand sprinkling system thereof |
| WO2018086187A1 (en) * | 2016-11-11 | 2018-05-17 | 中车株洲电力机车有限公司 | Rail vehicle and sand spraying system thereof |
| CN106740900A (en) * | 2016-12-29 | 2017-05-31 | 华伍轨道交通装备（上海）有限责任公司 | Stucco control system and its control method |
| CN110816558A (en) * | 2018-08-10 | 2020-02-21 | 河北高达电子科技有限公司 | Locomotive sanding automatic control device |
| CN110816558B (en) * | 2018-08-10 | 2020-11-06 | 河北高达电子科技有限公司 | Locomotive sanding automatic control device |
| CN112406915A (en) * | 2019-08-23 | 2021-02-26 | 中车唐山机车车辆有限公司 | Sanding control method based on vehicle sliding rate and terminal equipment |
| CN114604276A (en) * | 2022-03-03 | 2022-06-10 | 中车青岛四方机车车辆股份有限公司 | Sanding control system, sanding control method and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee after: CRRC TANGSHAN CO., LTD. Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee before: Tangshan Railway Carriage Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121031 |