CN104118438A - Sanding system for railway vehicle and sander thereof - Google Patents
Sanding system for railway vehicle and sander thereof Download PDFInfo
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- CN104118438A CN104118438A CN201410392858.7A CN201410392858A CN104118438A CN 104118438 A CN104118438 A CN 104118438A CN 201410392858 A CN201410392858 A CN 201410392858A CN 104118438 A CN104118438 A CN 104118438A
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Abstract
The invention discloses a sander which comprises a sander main body, a sander cover and a sand outlet pipe, wherein the sander main body is internally provided with a sand blasting cavity provided with an opening at one end; a vent hole is formed in the inner end surface of the sand blasting cavity; the periphery of the sander main body has a sand inlet hole which is communicated with the sand blasting cavity; the sander cover is sheathed at the end of the sander main body with the vent hole, and an air chamber is formed by the sander cover and the end of the sander main body; the air chamber is communicated with compressed air; the sand outlet pipe is communicated with the sand blasting cavity in a sealing way. The sander is filled with the compressed air, negative pressure is formed in the sander relative to the atmospheric pressure in a sand box, gravel is absorbed by the negative pressure, and sanding is completed; therefore, the sanding operation can be completed by the low-pressure compressed air, and the low-pressure compressed air is not coagulated into water, so that an air storage cylinder and an air drying and purifying device are not needed, a sanding system is greatly simplified, and the space occupied by installing the system can be reduced. The invention also discloses the sanding system which applies the sander and is used for a rail train.
Description
Technical field
The present invention relates to guideway vehicle technical field, particularly a kind of sander.The invention still further relates to a kind of stucco system used for rail vehicle of this sander of application.
Background technology
The effect of the stucco system in guideway vehicle is stucco between wheel and rail, increases the adhesion of wheel track, is conducive to traction and the braking of vehicle.
Existing stucco system comprises sandbox, sander, stucco nozzle, air compressor, storage reservoir and air dry-set etc., the pressurized air of utilizing air compressor to produce is carried out high pressure stucco, the needed compressed-air actuated pressure of stucco is not less than 500Kpa, therefore, need the highest supply gas pressure to be not less than the air compressor of 700Kpa, because pressurized air is saturated moist air, for avoiding wet air to condense into water, need to be dried processing to air with storage reservoir and air dry decontamination device, cause equipment more, cost is higher, the installing space taking is larger.In addition, sand production rate in the existing stucco system unit time is definite value, be generally a numerical value in 0.5kg/min～1.5kg/min, taking 1kg/min stucco amount as example, in the time that vehicle moves with 20m/s, stucco amount is 0.83g/m, and in the time that vehicle moves with 1m/s, stucco amount is 16.6g/m, and stucco amount alters a great deal, and increases adhesion effect unstable.
In sum, how to solve that the equipment of stucco system is various, cost is high, the large problem that takes up room, and becomes those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of sander, to simplify stucco system, reduce costs, reduce the installing space that system takies.
Another object of the present invention is to provide a kind of stucco system used for rail vehicle of this sander of application.
For achieving the above object, the invention provides following technical scheme:
A kind of sander, comprising:
Sander main body, the inside of described sander main body is provided with uncovered sandblast chamber, one end, on the inner end surface in described sandblast chamber, offers air extractor vent, and the peripheral part of described sander main body offers the sand inlet being communicated with described sandblast chamber;
Sander cover, the described sander enclosure is contained in the one end that is provided with air extractor vent in described sander main body, and and the end of described sander main body between form air chamber, described air chamber and compressed air communication;
Go out sandpipe, described in go out the sealing of sandpipe and described sandblast chamber and be communicated with.
Preferably, in above-mentioned sander, also comprise be arranged in described sandblast chamber and with described go out the connection pipe that shakes out that is connected of sandpipe, described in the shake out inside of connection pipe be convergent-divergent hole.
Preferably, in above-mentioned sander, also comprise the adjustment pipe being rotatably connected in described sandblast chamber, the peripheral part of described adjustment pipe is provided with the logical sand hole with the position consistency of described sand inlet, rotate the relative position that described adjustment pipe can regulate described logical sand hole and described sand inlet in a circumferential direction, change the aperture of described sand inlet.
Preferably, in above-mentioned sander, the end of described sander cover, is along concordant with the lower edge of described sand inlet.
Preferably, in above-mentioned sander, also comprise the air outlet being arranged in described air extractor vent, described air outlet has shrinkage cavity.
The present invention also provides a kind of stucco system used for rail vehicle, comprising: controller, the compressor being connected with described controller, the stucco direction control electromagnetic valve being connected with described compressor and described controller, two sanders that are connected respectively with two air outlets of described stucco direction control electromagnetic valve, two the stucco nozzles, the sandbox that are connected respectively with two described sanders;
Described sander is the sander as described in above any one, and the sand inlet of described sander is arranged in described sandbox.
Preferably, in above-mentioned stucco system, also comprise speed acquisition device, for obtaining the running velocity information of guideway vehicle, and described running velocity information is sent to described controller;
Described controller gets after described running velocity information, to a control signal matching with described running velocity information of described compressor output, the power that described compressor output and described control signal match.
Preferably, in above-mentioned stucco system, in described controller, be preset with data bank, described data bank comprises running velocity information-compressor output power curve;
Described controller is to a control signal matching with described running velocity information of described compressor output, and described compressor output and the power that described control signal matches, specifically comprise:
Described controller gets after described running velocity information, search according to described vehicle velocity signal-compressor output power curve the compressor horsepower output matching with described running velocity information, and export a control signal according to described compressor horsepower output, described compressor is according to described control signal work.
Preferably, in above-mentioned stucco system, described controller is to a control signal matching with described running velocity information of described compressor output, and described compressor output and the power that described control signal matches, specifically comprise:
Described controller gets after described running velocity information, judge whether described running velocity information is contained in the first preset range, if so, export the first control signal to described compressor, the power that described compressor output and described the first control signal match;
If not, judge whether described running velocity information is contained in the second preset range, if so, exports the second control signal to described compressor, the power that described compressor output and described the second control signal match;
If not, judge whether described running velocity information is contained in the 3rd preset range, if so, to described compressor output the 3rd control signal, the power that described compressor output and described the 3rd control signal match.
Preferably, in above-mentioned stucco system, described sandbox is enclosed construction, on it, be provided with and add sand cover plate assembly, described in add sand cover plate assembly and comprise:
Sealing is inlaid in the mounting box in described sandbox;
Be arranged on described mounting box, for being communicated with the connection for bbreather pipe of described sandbox inside and atmosphere, described connection for bbreather pipe has controls the push rod that described connection for bbreather pipe is closed and opened;
Be sealed on the enclosing cover on described mounting box, described enclosing cover is hinged by flap and described mounting box, is provided with the push rod that can push described push rod on described flap, and in the time that described enclosing cover is opened, described connection for bbreather pipe is closed;
Add sand rifle interface, be arranged in described mounting box, for add sand rifle and be connected.
Compared with prior art, the invention has the beneficial effects as follows:
In sander provided by the invention, sander main body has sandblast chamber, sander peripheral part is provided with sand inlet, the one end that is provided with air extractor vent in sander main body is arranged with sander cover, form air chamber between the two, air chamber and compressed air communication, pressurized air enters after air chamber, enter in sandblast chamber by air extractor vent, and flow in sandblast chamber, mobile air-flow makes formation negative pressure in sandblast chamber, air pressure in sandblast chamber is less than the bar pressure in sandbox, under the sucking action of the negative pressure in sandblast chamber of the gravel in sandbox, suck sandblast chamber by sand inlet, and spray from going out sandpipe with pressurized air, spread in orbit through other device.Because the sander in the present invention passes into pressurized air wherein, with respect to the bar pressure in sandbox, in the inner negative pressure that forms of sander, utilize negative pressure to suck gravel, complete stucco, in sandbox, pass into high pressure gas with existing, adopt that positive pressure is poor to be pressed into by the gravel in sandbox the mode that sander carries out stucco and to compare, the present invention can adopt the pressurized air that pressure is lower to complete stucco operation, therefore, requirement to air compressor is lower, and adopt the lower pressurized air of pressure can not make air condense into water, just do not need to arrange storage reservoir and air dry decontamination device yet, greatly simplify stucco system, reduce cost, reduce system shared space has been installed.
Stucco system provided by the invention, owing to having adopted the sander in the present invention, therefore, has above identical effect, does not repeat them here.
In addition, in an embodiment of the present invention, stucco system, by speed acquisition device is set, can be obtained the running velocity information of guideway vehicle, and running velocity information is sent to controller; Controller gets after running velocity information, to a control signal matching with running velocity information of compressor output, the power that compressor output and control signal match, thereby change the rotating speed of compressor, change the air output of compressor, the size of air output is directly connected to the vacuum magnitude in sander, and then the stucco amount of control sander, having realized stucco amount changes with the change of guideway vehicle running velocity, instead of definite value, thereby make every meter of stucco amount on track comparatively stable under the different speed of a motor vehicle.
In addition, in another embodiment of the present invention, on sandbox, arrange and add sand cover plate assembly, be provided with the connection for bbreather pipe that can be communicated with sandbox inside and atmosphere on it, connection for bbreather pipe has push rod, for opening and closing connection for bbreather pipe, enclosing cover is hinged by flap and mounting box, and cover on mounting box, on flap, be provided with the push rod that can push push rod, in the time that enclosing cover is opened, enclosing cover drives flap to rotate, push rod on flap and the push rod of connection for bbreather pipe disengage, push rod moves down connection for bbreather pipe is closed by deadweight, thereby isolated sandbox and atmosphere, to add sand rifle and add sand rifle interface and dock, in sandbox, add sand, because sandbox is in closed state, constantly adding wherein in the process of sand, pressure in sandbox is increasing, when pressure reach with add sand rifle add sand equilibrium of pressure time, add sand rifle and no longer in sandbox, add sand, fill it up with the rear function that automatically stops adding sand thereby realized.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
The structural representation of a kind of sander that Fig. 1 provides for the embodiment of the present invention;
The structural representation of a kind of stucco system that Fig. 2 provides for the embodiment of the present invention;
A kind of stucco system that Fig. 3 provides for the embodiment of the present invention add the structural representation of sand cover plate assembly in the time of closed condition;
Fig. 4 adds the structural representation of sand cover plate assembly in the time of open mode in Fig. 3;
The structural representation of a kind of connection for bbreather pipe that adds sand cover plate assembly that Fig. 5 provides for the embodiment of the present invention;
Car speed-unit time stucco discharge curve of a kind of stucco system that Fig. 6 provides for stucco amount of the present invention;
Car speed-every meter track stucco the discharge curve of a kind of stucco system that Fig. 7 provides for stucco amount of the present invention.
In above-mentioned Fig. 1-Fig. 5,1 for air outlet, 2 for sander cover, 3 for adjust pipe, 4 for the connection pipe that shakes out, 5 for sander main body, 501 for sand inlet, 6 for screw, 7 for go out sandpipe, 8 for air chamber, 9 for compressor, 10 stucco direction control electromagnetic valves, 11 for sandbox, 12 add sand cover plate assembly, 121 for mounting box, 122 for connection for bbreather pipe, 1221 for push rod, 1222 for bulb, 1223 for valve body mount pad, 123 for flap, 124 for enclosing cover, 125 for push rod, 13 for stucco nozzle, 14 be sander.
Detailed description of the invention
Core of the present invention has been to provide a kind of sander, adopts low pressure stucco, has simplified stucco system, has reduced cost, has reduced space shared when stucco system is installed.
The present invention also provides a kind of stucco system used for rail vehicle of this sander of application, and system is simplified, and cost has reduced space hold.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of sander, comprises sander main body 5, sander cover 2 and goes out sandpipe 7; Wherein, the inside of sander main body 5 is provided with sandblast chamber, and the one end in sandblast chamber is uncovered, on the inner end surface in sandblast chamber, offers air extractor vent, and the peripheral part of sander main body 5 offers the sand inlet 501 being communicated with sandblast chamber; Sander cover 2 is sleeved on the one end that is provided with air extractor vent in sander main body 5, be specially screw thread socket, between the end of sander cover 2 and sander main body 5, form air chamber 8, air chamber 8 and compressed air communication, admission port and gas passage can be set in sander main body 5, gas passage is communicated with air chamber 8, also can directly on sander cover 2, admission port be set, as long as can make pressure gas enter air chamber 8; Going out sandpipe 7 is communicated with the sealing of sandblast chamber.
The principle of work of above-mentioned sander is: when use, sander is arranged on sandbox 11, make sand inlet 501 be positioned at the inside of sandbox 11, contact with the gravel in sandbox 11, in the air chamber 8 of sander, pass into pressure gas, pressure gas enters in sandblast chamber by air extractor vent, and flow in sandblast chamber, mobile air-flow makes formation negative pressure in sandblast chamber, air pressure in sandblast chamber is less than the bar pressure in sandbox 11, under the sucking action of the gravel negative pressure in sandblast chamber in sandbox 11, suck sandblast chamber by sand inlet 501, and spray from going out sandpipe 7 with pressurized air, spread in orbit through other device.
Can find out, sander in the present invention is that pressurized air is directly passed in sander, compared with bar pressure in sandbox 11, in the inner negative pressure that forms of sander, utilize negative pressure to suck gravel, complete stucco, in sandbox 11, pass into high pressure gas with existing, adopt that positive pressure is poor to be pressed into by the gravel in sandbox 11 mode that sander carries out stucco and to compare, the present invention can adopt the pressurized air that pressure is lower to complete stucco operation, through overtesting, compressed-air actuated pressure is no more than 80kpa, be far smaller than existing sander 500kpa pressurized air used, therefore, requirement to air compressor is lower, and adopt the lower pressurized air of pressure can not make air condense into water, also just do not need that special storage reservoir is set and air dry decontamination device is dried processing to pressurized air, greatly simplify stucco system, reduce the cost of system, reduce system shared space has been installed.
Further optimize sander, in the present embodiment, sander also comprises the connection pipe 4 that shakes out being arranged in sandblast chamber, shake out connection pipe 4 with go out sandpipe 7 and be connected, the inside of the connection pipe 4 that shakes out is convergent-divergent hole, the object arranging is like this in order to make pressurized air when shaking out connection pipe 4, behind convergent-divergent hole, increase compressed-air actuated flow velocity, thereby further reduce compressed-air actuated pressure, make negative pressure value higher, be more conducive to the gravel in sandbox 11 to suck in sander.Certainly, also can directly the inwall in sandblast chamber be arranged to the structure in convergent-divergent hole, and the connection pipe 4 that shakes out is not set.
As shown in Figure 1, in the present embodiment, sander also comprises adjusts pipe 3, adjust pipe and 3 be arranged on rotationally in sandblast chamber, and the connection pipe 4 that shakes out is enclosed within and adjusts pipe 3 inside, the peripheral part of adjusting pipe 3 is provided with the logical sand hole with the position consistency of sand inlet 501, pipe 3 is adjusted in rotation, the logical relative sand inlet 501 of sand hole rotates, and can change the aperture of sand inlet 501, so control sander specified enter sand amount.Adjust pipe 3 outer and be fixed in sander main body 5 by screw 6, when carry out sander specified enter when the adjusting of sand amount, only screw 6 need to be unloaded, rotate and adjust pipe 3, the screw 6 of screwing on again after adjusting.
As shown in Figure 1, in the present embodiment, the edge, the end of sander cover 2 is concordant with the lower edge of the sand inlet 501 of sander main body 5, the object arranging is like this in the time not carrying out stucco, during such as vehicle stop, now pressurized air is by sander, because sand inlet 501 has been blocked on radially in the end of sander cover 2, can prevent that in sandbox 11, sand inlet 501 gravel around pours in sander, thereby there will not be the phenomenon of wasting gravel.
In order further to improve the reliability of sander stucco under low-pressure compressed air condition, sander in the present embodiment also comprises the air outlet 1 being arranged in air extractor vent, air outlet 1 has shrinkage cavity, the air-flow velocity entering in sandblast chamber from air chamber is further increased, thereby further increase the negative pressure in sandblast chamber, the difference of pressure that increases atmosphere in sander and sandbox 11, more easily sucks in sander gravel.Certainly, air extractor vent directly can also be arranged to shrinkage cavity.
As shown in Figure 2, the embodiment of the present invention also provides a kind of stucco system used for rail vehicle, comprises controller, compressor 9, stucco direction control electromagnetic valve 10, two sanders 14, two stucco nozzles 13 and sandboxes 11, wherein, sander 14 is above all embodiment and the described sander of technical scheme, and compressor 9 is low pressure compressor, and the pressurized air of lower pressure can be provided, and compressed-air actuated pressure is not higher than 80kpa, and compressor 9 is connected with controller, stucco direction control electromagnetic valve 10 is two-bit triplet electromagnetic valve, the admission port of stucco direction control electromagnetic valve 10 is connected with the air extractor duct of compressor 9, two air extractor ducts of stucco direction control electromagnetic valve 10 are connected with the admission port of two sanders 14 respectively, can in air chamber 8, pass into pressurized air, the sandpipe 7 that goes out of two sanders 14 is connected by pipeline with two stucco nozzles 13 respectively, and stucco direction control electromagnetic valve 10 is connected with controller, according to the difference of vehicle heading, controller control stucco direction control electromagnetic valve obtains electric and dead electricity, and then of controlling in two air extractor ducts opens, another is closed, thereby controlling pressurized air passes in one of them sander 14, this sander 14 carries out stucco operation.And adopt the sander 14 in the present invention, therefore can utilize low-pressure compressed air to carry out failure-free stucco, do not needed air reservoir and compressed air drying clean-up device, simplified stucco system, reduced cost, reduced the volume of system.
Further, in the present embodiment, stucco system also comprises speed acquisition device, can be arranged on wheel near, for obtaining the running velocity information of guideway vehicle, and running velocity information is sent to controller; Controller gets after running velocity information, exports a control signal matching with this running velocity information to compressor 9, the power that compressor 9 outputs and this control signal match.Due to the rotating speed of compressor horsepower output decision compressor 9, and rotating speed has determined the air output of the unit time of compressor 9, and the air output of the unit time of compressor has determined the negative pressure value in sander 14, and then determined sander 14 unit time enter sand amount and stucco amount, compressor horsepower output is higher, finally makes the stucco amount of unit time of sander 14 larger.
Can find out, the stucco system in the embodiment of the present invention can be controlled automatically according to the running velocity of guideway vehicle the stucco amount of sander, and the speed of a motor vehicle is faster, and the stucco amount of unit time is larger.Compared with being certain value with unit time stucco amount of the prior art, can not there is not significant change with the variation of the speed of a motor vehicle in the every meter of stucco amount in orbit of the stucco system in the present invention, and every meter of stucco amount is comparatively stable, thereby improved the effect that increases wheel rail adhesion.
As optimization, in the present embodiment, the specific implementation that stucco amount changes with running velocity is: in controller, be preset with data bank, data bank comprises running velocity information-compressor output power curve; Controller is exported a control signal matching with running velocity information to compressor 9, the horsepower output that compressor 9 outputs and this control signal match, specifically comprise: controller gets after running velocity information, the compressor horsepower output matching according to the running velocity information of running velocity information-compressor output power curve Search and acquirement, and export a control signal according to this compressor horsepower output, compressor 9 is according to this control signal work.Wherein, running velocity information-compressor output power curve shows as: compressor horsepower output constantly increases with the increase of running velocity, and curve presents ascendant trend.Running velocity information-compressor output power curve is converted into car speed-unit time stucco discharge curve, as shown in Figure 6, the variation tendency of two curves is similar, relation between stucco amount and running velocity on the every meter of track obtaining according to car speed-unit time stucco discharge curve as shown in Figure 7, as can be seen from Figure 7, between high velocity, the stucco amount that can ensure to scatter on every meter of track can not reduce with the raising of speed, thereby still can keep good Efficient Adhesive Promotion between high velocity.
Except stucco amount being controlled automatically by running velocity information-compressor output power curve, stucco system can also realize in the following manner: controller is exported a control signal matching with running velocity information to compressor 9, the power that compressor 9 outputs and control signal match, this operation specifically comprises:
Controller gets after running velocity information, judges whether running velocity information is contained in the first preset range, if so, exports the first control signal to compressor 9, the power that compressor 9 outputs and the first control signal match;
If not, judge whether running velocity information is contained in the second preset range, if so, exports the second control signal to compressor 9, the power that compressor 9 outputs and the second control signal match;
If not, judge whether running velocity information is contained in the 3rd preset range, if, export the 3rd control signal to compressor 9, the power that compressor 9 outputs and the 3rd control signal match, the like, set in advance the preset range of multiple running velocitys, the compressor horsepower output corresponding to preset range of friction speed, and the only corresponding compressor horsepower output of the preset range of each speed, be reflected in diagram of curves is stepped distribution, the numerical value of speed preset range is higher, corresponding horsepower output is larger, according to actual conditions, multiple speed preset range and corresponding compressor power are set, do not do concrete restriction at this.
In order further to optimize stucco system, as shown in Figure 3-Figure 5, sandbox 11 is enclosed construction, is provided with and adds sand cover plate assembly 12 on it, adds sand cover plate assembly 12 and comprises mounting box 121, connection for bbreather pipe 122, enclosing cover 124 and add sand rifle interface; Mounting box 121 sealings are inlaid in sandbox 11; Connection for bbreather pipe 122 is arranged on mounting box 121 and for being communicated with sandbox 11 inside and atmosphere, connection for bbreather pipe 122 is made up of bulb 1222, push rod 1221 and valve body mount pad 1223, push rod 1221 is connected with bulb 1222, push rod 1221 can axially movably be arranged in valve body mount pad 1223, connection for bbreather pipe 122 is closed connection for bbreather pipe 122 by bulb 1221, and push rod 1221 has all the time bulb 1222 is pressed on to the trend on valve body mount pad 1223; Enclosing cover 124 is sealed on mounting box 121, and enclosing cover 124 is hinged by flap 123 and mounting box 121, is provided with push rod 125 on flap 123, can push push rod 1221; Add sand rifle interface and be arranged in mounting box 121, for add sand rifle and be connected.
The above-mentioned specific works process that adds sand cover plate assembly 12 is: as shown in Figure 3, in the time that enclosing cover 124 is closed, push rod 125 on flap 123 is by 1221 jack-up of the push rod on connection for bbreather pipe 122, bulb 1222 and valve body mount pad 1223 are departed from, now connection for bbreather pipe 122 is by sandbox 11 and ambient atmosphere conducting, thereby in the time of stucco, between sandbox 11 and sander 14 inside, mineralization pressure is poor, as shown in Figure 4, in the time that enclosing cover 124 is opened, enclosing cover 124 outwards rotates, drive flap 123 to rotate, push rod 125 on it disengages with the push rod 1221 on connection for bbreather pipe 122, push rod 1221 automatically moves down under self gravitation effect, bulb 1222 and valve body mount pad 1223 are fitted, thereby connection for bbreather pipe 122 is closed, now, to add sand rifle is connected to and adds on sand rifle interface, sandbox 11 and extraneous partition are realized, whole sandbox 11 is enclosed construction, in the process that adds sand, pressure in sandbox 11 increases gradually, until with add sand rifle add sand equilibrium of pressure, add sand rifle and can not continue to add sand, thereby realize and added sand and fill it up with the rear function that automatically stops adding sand.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a sander, is characterized in that, comprising:
Sander main body (5), the inside of described sander main body (5) is provided with uncovered sandblast chamber, one end, on the inner end surface in described sandblast chamber, offer air extractor vent, the peripheral part of described sander main body (5) offers the sand inlet (501) being communicated with described sandblast chamber;
Sander cover (2), described sander cover (2) is sleeved on the one end that is provided with air extractor vent in described sander main body (5), and and the end of described sander main body (5) between form air chamber (8), described air chamber (8) and compressed air communication;
Go out sandpipe (7), described in go out the sealing of sandpipe (7) and described sandblast chamber and be communicated with.
2. sander according to claim 1, it is characterized in that, also comprise be arranged in described sandblast chamber and with described go out the connection pipe that shakes out (4) that is connected of sandpipe (7), described in the shake out inside of connection pipe (4) be convergent-divergent hole.
3. sander according to claim 2, it is characterized in that, also comprise the adjustment pipe (3) being arranged on rotationally in described sandblast chamber, the peripheral part of described adjustment pipe (3) is provided with the logical sand hole with the position consistency of described sand inlet (501), rotate the relative position that described adjustment pipe (3) can regulate described logical sand hole and described sand inlet (501) in a circumferential direction, change the aperture of described sand inlet (501).
4. sander according to claim 1, is characterized in that, the end of described sander cover (2) is along concordant with the lower edge of described sand inlet (501).
5. according to sander described in claim 1-4 any one, it is characterized in that, also comprise the air outlet (1) being arranged in described air extractor vent, described air outlet (1) has shrinkage cavity.
6. a stucco system used for rail vehicle, comprising: controller, the compressor (9) being connected with described controller, the stucco direction control electromagnetic valve (10) being connected with described compressor (9) and described controller, two sanders (14) that are connected respectively with two air outlets of described stucco direction control electromagnetic valve (10), two the stucco nozzles (13), the sandbox (11) that are connected respectively with two described sanders (14);
It is characterized in that, described sander (14) is the sander (14) as described in claim 1-5 any one, and the sand inlet (501) of described sander (14) is arranged in described sandbox (11).
7. stucco system according to claim 6, is characterized in that, also comprises speed acquisition device, for obtaining the running velocity information of guideway vehicle, and described running velocity information is sent to described controller;
Described controller gets after described running velocity information, to a control signal matching with described running velocity information of described compressor (9) output, the power that described compressor (9) output and described control signal match.
8. stucco system according to claim 7, is characterized in that, in described controller, is preset with data bank, and described data bank comprises running velocity information-compressor output power curve;
Described controller is to a control signal matching with described running velocity information of described compressor (9) output, and described compressor (9) output and the power that described control signal matches, specifically comprise:
Described controller gets after described running velocity information, search according to described vehicle velocity signal-compressor output power curve the compressor horsepower output matching with described running velocity information, and export a control signal according to described compressor horsepower output, described compressor (9) is according to described control signal work.
9. stucco system according to claim 7, it is characterized in that, described controller is to a control signal matching with described running velocity information of described compressor (9) output, described compressor (9) output and the power that described control signal matches, specifically comprise:
Described controller gets after described running velocity information, judge whether described running velocity information is contained in the first preset range, if, to described compressor (9) output the first control signal, the power that described compressor (9) output and described the first control signal match;
If not, judge whether described running velocity information is contained in the second preset range, if so, to described compressor (9) output the second control signal, the power that described compressor (9) output and described the second control signal match;
If not, judge whether described running velocity information is contained in the 3rd preset range, if so, to described compressor (9) output the 3rd control signal, the power that described compressor (9) output and described the 3rd control signal match.
10. stucco system according to claim 7, is characterized in that, described sandbox (11) is enclosed construction, on it, be provided with and add sand cover plate assembly (12), described in add sand cover plate assembly (12) and comprising:
Sealing is inlaid in the mounting box (121) in described sandbox (11);
Be arranged on described mounting box (121), for being communicated with the connection for bbreather pipe (122) of described sandbox (11) inside and atmosphere, described connection for bbreather pipe (122) has its push rod of closing and opening (1221) of control;
Be sealed on the enclosing cover (124) on described mounting box (121), described enclosing cover (124) is hinged by flap (123) and described mounting box (121), on described flap (123), be provided with the push rod (125) that can push described push rod (1221), in the time that described enclosing cover (124) is opened, described connection for bbreather pipe (12) is closed;
Add sand rifle interface, be arranged in described mounting box (121), for add sand rifle and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410392858.7A CN104118438A (en) | 2014-08-11 | 2014-08-11 | Sanding system for railway vehicle and sander thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671993A (en) * | 2016-12-30 | 2017-05-17 | 中车唐山机车车辆有限公司 | Sand spreading method and device |
| CN107380176A (en) * | 2017-08-31 | 2017-11-24 | 中车青岛四方车辆研究所有限公司 | Rail vehicle stucco system and stucco method |
| CN108099949A (en) * | 2017-12-01 | 2018-06-01 | 中车唐山机车车辆有限公司 | Sanding device plus sand system and sandbox |
| CN110341729A (en) * | 2019-07-23 | 2019-10-18 | 中车青岛四方车辆研究所有限公司 | Adjustable throttling exhaust head and the differential sand sprayer for using adjustable throttling exhaust head |
| CN110481573A (en) * | 2019-09-25 | 2019-11-22 | 华铁西屋法维莱(青岛)交通设备有限公司 | A kind of two-stage sander and its gas path control method with the cleaning of residual sand |
| CN110603184A (en) * | 2017-04-03 | 2019-12-20 | 西门子交通有限公司 | Dosing device for a sanding device of a rail vehicle |
| CN113460096A (en) * | 2021-07-21 | 2021-10-01 | 湖南联诚轨道装备有限公司 | Sanding device for railway vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1470981A1 (en) * | 2003-04-22 | 2004-10-27 | Zeppenfeld Industrie-Verwaltungs-GmbH | Sand spreader on a rail vehicle |
| CN1946573A (en) * | 2004-03-24 | 2007-04-11 | 克诺尔-布里姆斯轨道车辆系统有限公司 | Sanding device for rail vehicles |
| CN201283865Y (en) * | 2008-06-18 | 2009-08-05 | 浙江金字机械电器有限公司 | Train sanding device |
| CN202764969U (en) * | 2012-09-24 | 2013-03-06 | 浙江金字机械电器有限公司 | Sand spraying dehumidification air source assembly for train |
| 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 |
-
2014
- 2014-08-11 CN CN201410392858.7A patent/CN104118438A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1470981A1 (en) * | 2003-04-22 | 2004-10-27 | Zeppenfeld Industrie-Verwaltungs-GmbH | Sand spreader on a rail vehicle |
| CN1946573A (en) * | 2004-03-24 | 2007-04-11 | 克诺尔-布里姆斯轨道车辆系统有限公司 | Sanding device for rail vehicles |
| CN201283865Y (en) * | 2008-06-18 | 2009-08-05 | 浙江金字机械电器有限公司 | Train sanding device |
| CN202764969U (en) * | 2012-09-24 | 2013-03-06 | 浙江金字机械电器有限公司 | Sand spraying dehumidification air source assembly for train |
| 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 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106671993A (en) * | 2016-12-30 | 2017-05-17 | 中车唐山机车车辆有限公司 | Sand spreading method and device |
| CN110603184A (en) * | 2017-04-03 | 2019-12-20 | 西门子交通有限公司 | Dosing device for a sanding device of a rail vehicle |
| CN110603184B (en) * | 2017-04-03 | 2022-02-08 | 西门子交通有限公司 | Dosing device for a sanding device of a rail vehicle |
| CN107380176A (en) * | 2017-08-31 | 2017-11-24 | 中车青岛四方车辆研究所有限公司 | Rail vehicle stucco system and stucco method |
| CN107380176B (en) * | 2017-08-31 | 2019-04-26 | 中车青岛四方车辆研究所有限公司 | Rail vehicle stucco system and stucco method |
| CN108099949A (en) * | 2017-12-01 | 2018-06-01 | 中车唐山机车车辆有限公司 | Sanding device plus sand system and sandbox |
| CN110341729A (en) * | 2019-07-23 | 2019-10-18 | 中车青岛四方车辆研究所有限公司 | Adjustable throttling exhaust head and the differential sand sprayer for using adjustable throttling exhaust head |
| CN110481573A (en) * | 2019-09-25 | 2019-11-22 | 华铁西屋法维莱(青岛)交通设备有限公司 | A kind of two-stage sander and its gas path control method with the cleaning of residual sand |
| CN113460096A (en) * | 2021-07-21 | 2021-10-01 | 湖南联诚轨道装备有限公司 | Sanding device for railway vehicle |
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Application publication date: 20141029 |