CN202320329U - Automatic sand loading/unloading trolley - Google Patents
Automatic sand loading/unloading trolley Download PDFInfo
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- CN202320329U CN202320329U CN2011205042341U CN201120504234U CN202320329U CN 202320329 U CN202320329 U CN 202320329U CN 2011205042341 U CN2011205042341 U CN 2011205042341U CN 201120504234 U CN201120504234 U CN 201120504234U CN 202320329 U CN202320329 U CN 202320329U
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Abstract
The utility model discloses an automatic sand loading/unloading trolley which can realize automatic sand loading and unloading of a sand box of a motor train unit and mainly consists of a sand storage tank, a sand loading/unloading device, a sand adding gun, a dedusting device, a sand unloading gun, an automatic control system and an electric trailer. The sand loading/unloading device is a high-pressure vortex fan; and the sand adding gun is provided with a sand adding pipe and a dedusting pipe. In the sand adding operation, an air outlet of the high-pressure vortex fan is connected with a sand outlet of the sand storage tank, and the air outlet and sand outlet are together connected to the sand adding pipe of the sand adding gun to form a sand adding pipeline for performing the sand adding operation; and meanwhile, an air inlet of the high-pressure vortex fan forms negative pressure and is connected with the dedusting pipe of the sand adding gun through the dedusting device to collect the floating dust generated in the sand box in the sand adding process. In the sand unloading operation, the air inlet of the high-pressure vortex fan vacuumizes the sand storage tank through the dedusting device so that the sand unloading gun absorbs the sand grains in the sand box back into the sand storage tank through the sand unloading pipe to form a sand unloading pipeline for realizing the sand unloading operation of the sand box of the motor train unit.
Description
Technical field
The utility model relate to a kind of on/unload the sand dolly, particularly relate to a kind of be used for the motor train unit sandbox automatically/unload the sand dolly.
Background technology
The self-moving vehicle group has been opened since the operation, and society that it is good and economic benefit are impelled its fast development.Along with the increase of motor train unit operations density and quantity, requirements at the higher level have been proposed for the routine supply and the maintenance of motor train unit.In order to increase the friction force between the wheel and track in motor train unit startings and the braking procedure; On the driving wheel of CRH3, CRH5 type motor-car, all disposed sanding device; Motor train unit behind each run, get into the motor-car utilization the storehouse of checking all need carry out the stop-off operation to the sandbox of sanding device.The sandbox stop-off operation of present domestic motor train unit still adopts traditional hand to add the sand mode.The operating personnel irritates sand with the vehicle-mounted sand of hand push with the manual work of small powder bucket in sandbox, this sand replenishment operation mode that goes up exists following deficiency: (1) labour intensity is big, inefficiency.One row eight are compiled the sand operation needs two operation personnel to work in coordination on the motor train unit, people's go-cart, a people adds sand, fills it up with about 1 hour of the production time of 24 sandboxes, and 1000 meters of walking distances add sand total weight 500kg.The dust of can kicking up when (2) manual work adds sand pollutes environment in the storehouse, harm laborer health.Manual work simultaneously adds sand and also easily sand grains is scattered on the ground, and terrace in the motor-car storehouse is caused wearing and tearing.In addition, if the sand grains that scatters enters in the spare and accessory parts to be assembled of dismounting, also will bury potential safety hazard to the operation of motor-car.
This shows that above-mentioned existing craft to the motor train unit sandbox adds the sand mode in practical application, obviously still has inconvenience and defective, and demands urgently further improving.In order to solve the problem of above-mentioned existence; Relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly; But do not see always that for a long time suitable design is developed completion, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of new structure automatically on/unload the sand dolly, real one of the current important research and development problem that belongs to also becomes current industry and is badly in need of improved target.
Because above-mentioned existing craft to the motor train unit sandbox adds the defective that the sand mode exists; The inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and expertise; And cooperate the utilization of scientific principle, actively study innovation, in the hope of founding on a kind of new structure automatic/unload the sand dolly; Can improve general existing craft and add the sand mode, make it have more practicality the motor train unit sandbox.Through constantly research, design, and, found out the present invention of true tool practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
The purpose of the utility model is; Overcome existing motor train unit and add the defective that the sand mode exists by hand; And provide a kind of new structure automatically on/unload the sand dolly; Technical matters to be solved is to make its principle of utilizing blast to carry realize the adding sand automatically and unload the sand operation of motor train unit sandbox is very suitable for practicality.
The purpose of the utility model and to solve its technical matters be that technical scheme below adopting realizes.According to the utility model propose a kind of automatically on/unload the sand dolly, it comprises: a sand storage tank, this sand storage tank bottom is infundibulate, and is provided with a sand export at the center of this sand storage tank funnel-shaped bottom portion, adds the sand mouth and be provided with one at the top of this sand storage tank; On one/unload the sand device, on this/to unload the sand device be the high pressure vortex fan, it is arranged at the below of this sand storage tank one side; One adds the sand rifle, has a sand-adding pipe and a cleaning shaft, and wherein this sand-adding pipe is communicated with this sand export of this sand storage tank, and links to each other with the air outlet of this high pressure vortex fan through one first triple valve through pipeline; Wherein the air outlet of this high pressure vortex fan is to link to each other with an inlet of this first triple valve, and this sand-adding pipe then is to link to each other with an outlet of this first triple valve through pipeline, and another outlet emptying of this first triple valve; One dust collector, its inlet adds this cleaning shaft that sand robs through one second triple valve and this and is connected, and its outlet is connected with the ventilation inlet of this high pressure vortex fan; Wherein the inlet of this dust collector is to link to each other with an outlet of this second triple valve; This cleaning shaft is to link to each other with an inlet of this second triple valve, and another inlet of this second triple valve is then through a negative inspiratory pressure pipeline at this sand storage tank top and the internal communication of this sand storage tank; One unloads the sand rifle, has the sand pipeline of unloading, and this unloads sand pipeline is in the top of this sand storage tank and the internal communication of this sand storage tank through one first two-port valve; One autonomous cruise speed system is made up of first level transducer, terrium quid level sensor, tertium quid level sensor and a PLC logic control element; Wherein this first level transducer is arranged at the top in this sand storage tank, and this terrium quid level sensor is arranged at the bottom in this sand storage tank, and this tertium quid level sensor is arranged at this and adds on the sand rifle or hang on a sandbox mouth place; The input end of this PLC logic control element is connected with this first level transducer, this terrium quid level sensor and this tertium quid level sensor respectively, and the mouth of this PLC logic control element then is electrically connected with this high pressure vortex fan, this first triple valve, this second triple valve and this first two-port valve respectively; And an electric trailer, wherein this sand storage tank, this high pressure vortex fan, this adds, and sand is robbed, this dust collector, this unloads the sand rifle and this autonomous cruise speed system all is arranged on this electric trailer; And this electric trailer is electrically connected with this PLC logic control element to this PLC logic control element output electric energy.
The purpose of the utility model and solve its technical matters and can also adopt following technical measures to come further to realize.
Aforesaid automatically on/unload the sand dolly; Wherein be arranged with a dust boot on the sand rifle in described adding; This sand-adding pipe is to run through this dust boot to link to each other with the sand jet outlet that this adds on the sand rifle, and this cleaning shaft is to run through this dust boot to link to each other with the suction port that this adds on the sand rifle; This tertium quid level sensor then is positioned at the below of this dust boot, and this cleaning shaft is the coaxial outside that is located on this sand-adding pipe.
Aforesaid automatically on/unload the sand dolly; Wherein said first level transducer, terrium quid level sensor and tertium quid level sensor are wired level transducers; Respectively with the input end wired connection of this PLC logic control element, and described tertium quid level sensor is to be arranged at this to add on the sand rifle; Perhaps described first level transducer and terrium quid level sensor are wired level transducers; Respectively with the input end wired connection of this PLC logic control element; And described tertium quid level sensor is wireless level transducer; And this wireless level transducer is to hang on this sandbox mouth place; Wherein this wireless level transducer is to be made up of a level transducer and a wireless producer, and this wireless level transducer is the input end wireless connections through this wireless producer and this PLC logic control element.
Aforesaid automatically on/unload the sand dolly; Wherein on the pipeline between this sand export of the outlet that connects this first triple valve and this sand storage tank, also be provided with a bypass line; This bypass line is in the top of this sand storage tank and the internal communication of this sand storage tank; And on this bypass line, also be provided with one second two-port valve, this second two-port valve is electrically connected with the mouth of this PLC logic control element.
Aforesaid automatically on/unload the sand dolly, the top of wherein said sand storage tank also is provided with a safety valve, this safety valve is electrically connected with the mouth of this PLC logic control element.
Aforesaid automatically on/unload the sand dolly, the mouth of wherein said PLC logic control element is to be electrically connected with this high pressure vortex fan, this first triple valve, this second triple valve, this first two-port valve, this second two-port valve and this safety valve through relay respectively.
Aforesaid automatically on/unload the sand dolly, wherein on said PLC logic control element, also be provided with a control panel, comprise a source switch on this control panel, button, a stop button and add and unload the sand switching push button at the beginning; On said electric trailer, also be provided with the pedal that the operating handle and of this electric trailer of operation motion is stood near the confession operating personal of this operating handle setting.
Aforesaid automatically on/unload the sand dolly, also comprise a protective case, this protective case is arranged on this electric trailer, and covers at the outside of this sand storage tank, this high pressure vortex fan and this dust collector.
Aforesaid automatically on/unload the sand dolly, wherein said dust collector is the cloth-bag type dust collector.
Aforesaid automatically on/unload the sand dolly, wherein said on/to unload the sand device be the high pressure vortex fan of two parallel connections.
The utility model compared with prior art has tangible advantage and beneficial effect.By technique scheme; The utility model automatically on/unload the sand dolly and have advantage and beneficial effect at least: the principle that the utility model utilizes blast to carry has realized adding sand automatically and unloading the sand operation the motor train unit sandbox; Improve work efficiency, alleviated labour intensity.In addition because on whole/to unload the sand operation be in an osed top environment, to carry out, and increased dust collector, therefore last/unload and do not have dust in the sand operation process and kick up, avoided the pollution of environment in the storehouse and the harm that laborer's health is caused.Also stopped simultaneously last/unload in the sand operation process and scatter in the spare and accessory parts to be assembled that enter into dismounting outside, and the potential safety hazard of thus operation of motor-car being buried owing to sand grains.
In sum, the utility model has obvious improvement technically, and has tangible good effect, really is the new design of a novelty, progress, practicality.
Above-mentioned explanation only is the general introduction of the utility model technical scheme; In order more to know the technological means of understanding the utility model; And can implement according to the content of specification sheets, and for let the above-mentioned of the utility model with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 be the utility model automatically on/unload the composition structural representation of sand dolly.
Fig. 2 be the utility model automatically on/pipeline that unloads the sand dolly connects scheme drawing.
Fig. 3 be the utility model automatically on/unload the scheme drawing that the sand rifle adds sand that adds of sand dolly.
Fig. 4 be the utility model automatically on/unload the scheme drawing that the sand rifle of sand dolly.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked; Below in conjunction with accompanying drawing and preferred embodiment; Automatically go up its specific embodiment of (unloading) sand dolly, structure, characteristic and effect thereof to what propose according to the utility model, specify as after.
Aforementioned and other technology contents, characteristics and the effect of relevant the utility model can clearly appear in the following detailed description that cooperates with reference to graphic preferred embodiment.Explanation through the specific embodiment; Should be to reach technological means that predetermined purpose takes and effect to obtain one more deeply and concrete understanding to the utility model; Yet the appended graphic usefulness that only provides reference and explanation is not to be used for the utility model is limited.
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, Fig. 1 be the utility model automatically on/unload the composition structural representation of sand dolly.Fig. 2 be the utility model automatically on/pipeline that unloads the sand dolly connects scheme drawing.Fig. 3 be the utility model automatically on/unload the scheme drawing that the sand rifle adds sand that adds of sand dolly.Fig. 4 be the utility model automatically on/unload the scheme drawing that the sand rifle of sand dolly.Be the utility model automatically on/unload the sand dolly mainly by sand storage tank 1, on/unload sand device 2, add that sand robs 3, dust collector 4, unload sand rifle 5, autonomous cruise speed system 6 and electric trailer 7 and form.Wherein, the bottom of sand storage tank 1 is infundibulate, and is provided with a sand export 11 at the center of this sand storage tank 1 funnel-shaped bottom portion, adds sand mouth 12 and be provided with one at the top of sand storage tank 1, and this adds sand mouth 12 usually through a sealing of lid.On/unloading sand device 2 and be the high pressure vortex fan, it is arranged at the below of sand storage tank 1 one sides.On being somebody's turn to do/and unload the high pressure vortex fan that sand device 2 also can adopt two parallel connections, to be equivalent to a more high-performance high pressure vortex fan, improve its malleation and negative pressure.This adds sand robs 3 and has a sand-adding pipe 31 and a cleaning shaft 32, and wherein sand-adding pipe 31 is communicated with the sand export 11 of sand storage tank 1, and links to each other with the air outlet of high pressure vortex fan through one first triple valve A through pipeline.The air outlet of its mesohigh vortex fan is to link to each other with the inlet a of the first triple valve A, and 31 of sand-adding pipes are to link to each other with the outlet b of the first triple valve A through pipeline, and another outlet c emptying of the first triple valve A.As shown in Figure 2; On the pipeline between the sand export 11 of outlet b that connects the first triple valve A and sand storage tank 1, also be provided with an also bypass line; This bypass line is the internal communication at the top of sand storage tank 1 and sand storage tank 1, and on this bypass line, also is provided with one second two-port valve D.Dust collector 4 can be a cloth-bag type dust collector, and its inlet is to be connected with cleaning shaft 32 through one second triple valve B, and its outlet is to be connected with the ventilation inlet of high pressure vortex fan.Wherein the inlet of dust collector 4 is to link to each other with the outlet c of the second triple valve B; Cleaning shaft 32 is to link to each other with the inlet a of the second triple valve B, and another inlet b of the second triple valve B is then through a negative inspiratory pressure pipeline 13 at sand storage tank 1 top and the internal communication of sand storage tank 1.Unload sand rifle 5 and have the sand pipeline of unloading 51, this unloads sand pipeline 51 is in the top of sand storage tank 1 and the internal communication of sand storage tank through one first two-port valve C.Autonomous cruise speed system 6 is to be made up of first level transducer, terrium quid level sensor, tertium quid level sensor and a PLC logic control element.Wherein first level transducer is wired level transducer, is arranged at the top in the sand storage tank 1, with the input end wired connection of PLC logic control element, is used in unloading sand process detection sand storage tank 1, whether filling it up with sand, to stop to unload the sand action; The terrium quid level sensor is wired level transducer, is arranged at the bottom in this sand storage tank 1, and with the input end wired connection of PLC logic control element, whether the sand grains that is used to detect in the sand storage tank 1 uses, and adds sand to remind the operator.The tertium quid level sensor is used to detect sandbox and whether fills it up with sand; It can be wired level transducer or wireless level transducer, and when the tertium quid level sensor was wired level transducer, this tertium quid level sensor was to be arranged to add on the sand rifle 3; And with the input end wired connection of PLC logic control element; And when the tertium quid level sensor was wireless level transducer, this tertium quid level sensor was to hang on sandbox mouth place, at this moment; This tertium quid level sensor is to be made up of a level transducer and a wireless producer, and this tertium quid level sensor is the input end wireless connections through this wireless producer and PLC logic control element.The mouth of this PLC logic control element is electrically connected with high pressure vortex fan, the first triple valve A, the second triple valve B, the first two-port valve C and the second two-port valve D through relay respectively.Wherein sand storage tank 1, high pressure vortex fan, add that sand robs 3, dust collector 4, unload sand rifle 5 and autonomous cruise speed system 6 all is arranged on the electric trailer 7.And electric trailer 7 is electrically connected with this PLC logic control element to export electric energy to this PLC logic control element.Simultaneously, on this PLC logic control element, also be provided with a control panel, comprise a source switch on this control panel, button, a stop button and add and unload the sand switching push button at the beginning; On electric trailer 7, also be provided with the pedal 72 that confession operating personal that the operating handle 71 and of operation electric trailer 7 motion is provided with near this operating handle 71 is stood.In addition; Also be provided with a safety valve E at the top of sand storage tank 1, this safety valve E is electrically connected through the mouth of relay with this PLC logic control element, with when adding sand; When the high pressure gas of high pressure vortex fan are blown into through bypass line when making a jar internal gas pressure reach certain value in the sand storage tank 1; Open exhaust through this safety valve E, and when the jar internal gas pressure drops to safety value, close this safety valve E.
As shown in Figure 3, the sand rifle 3 that adds that the utility model is used is different from the existing sand rifle that adds, and it has the sand of adding and two pipelines of dedusting 31,32, and also is arranged with a dust boot 33 on the sand rifle 3 adding, to prevent that in adding the process of sand dust is excessive.Sand jet outlet on wherein sand-adding pipe 31 runs through dust boot 33 and adds sand rifle 3 links to each other; Suction port on cleaning shaft 32 runs through dust boot 33 and adds sand rifle 3 links to each other; And cleaning shaft 32 is coaxial outsides that are located on sand-adding pipe 31, and tertium quid level sensor 61 is positioned at the below of dust boot 33.
The utility model is when adding the sand operation; At first; Wired level transducer 61 that will add sand rifle 3 and be provided with on it is put into the sandbox 8 of waiting to add the sand motor-car jointly; Perhaps earlier wireless level transducer is hung on the sandbox mouth place that waits to add the sand motor-car, will add sand rifle 3 again and stretch in the sandbox 8, wherein dust boot 33 should be complementary with the opening of sandbox 8.Then; Operate through the control panel of PLC logic control element the safety valve E and the first two-port valve C are closed; Open the second two-port valve D and high pressure vortex fan simultaneously; And make the inlet a of the first triple valve A and export the b conducting, the inlet a of the second triple valve B adds the sand operation with outlet c conducting.Wherein, When adding the sand operation, the high pressure draft that blows out by high pressure vortex fan air outlet blow to add sand and rob 3 sand-adding pipe 31 in, also be blown in the sand storage tank 1 through the second two-port valve D through bypass line; Make to form malleation in the sand storage tank 1, quicken the sinking of sand grains 9 in jar.And the negative-pressure air-flow that the ventilation inlet of high pressure vortex fan forms when adding sand can be collected the floating dust 91 that produces in the motor-car sandbox 8 in the dust collector 4 through dust collector 4 and cleaning shaft 32.After wired level transducer 61 or the wireless level transducer that is positioned at sandbox mouth place detect sandbox 8 and fill it up with; Can be through wired or wireless mode transmission signals to the PLC logic control element, the PLC logic control element can stop to add the sand action automatically after receiving above-mentioned signal.
The utility model at first, is put into the sandbox of waiting to unload the sand motor-car with unloading sand rifle 5 when unloading the sand operation.Then; Operate through the control panel of PLC logic control element the safety valve E and the second two-port valve D are closed; Open the first two-port valve C and high pressure vortex fan simultaneously; And make the inlet a of the first triple valve A and export the c conducting, the inlet b of the second triple valve B unloads the sand operation with outlet c conducting.Wherein, When unloading the sand operation; The negative-pressure air-flow that is formed by high pressure vortex fan ventilation inlet can be through dust collector 4 and negative inspiratory pressure pipeline 13 with being evacuated in the sand storage tank 1; Make and unload sand rifle 5 and will wait to unload in the sandbox of sand motor-car sand grains and inhale back in the sand storage tank 1, and the air of cleaning is got rid of by the air outlet of high pressure vortex fan through unloading sand pipeline 51.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Though the utility model discloses as above with preferred embodiment, yet be not that any professional and technical personnel of being familiar with is not in breaking away from the utility model technical scheme scope in order to qualification the utility model; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from the utility model technical scheme, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technical scheme according to the technical spirit of the utility model.
Claims (10)
- One kind automatically on/unload the sand dolly, it is characterized in that it comprises:One sand storage tank, this sand storage tank bottom is infundibulate, and is provided with a sand export at the center of this sand storage tank funnel-shaped bottom portion, adds the sand mouth and be provided with one at the top of this sand storage tank;On one/unload the sand device, on this/to unload the sand device be the high pressure vortex fan, it is arranged at the below of this sand storage tank one side;One adds the sand rifle, has a sand-adding pipe and a cleaning shaft, and wherein this sand-adding pipe is communicated with this sand export of this sand storage tank, and links to each other with the air outlet of this high pressure vortex fan through one first triple valve through pipeline; Wherein the air outlet of this high pressure vortex fan is to link to each other with an inlet of this first triple valve, and this sand-adding pipe then is to link to each other with an outlet of this first triple valve through pipeline, and another outlet emptying of this first triple valve;One dust collector, its inlet adds this cleaning shaft that sand robs through one second triple valve and this and is connected, and its outlet is connected with the ventilation inlet of this high pressure vortex fan; Wherein the inlet of this dust collector is to link to each other with an outlet of this second triple valve; This cleaning shaft is to link to each other with an inlet of this second triple valve, and another inlet of this second triple valve is then through a negative inspiratory pressure pipeline at this sand storage tank top and the internal communication of this sand storage tank;One unloads the sand rifle, has the sand pipeline of unloading, and this unloads sand pipeline is in the top of this sand storage tank and the internal communication of this sand storage tank through one first two-port valve;One autonomous cruise speed system is made up of first level transducer, terrium quid level sensor, tertium quid level sensor and a PLC logic control element; Wherein this first level transducer is arranged at the top in this sand storage tank, and this terrium quid level sensor is arranged at the bottom in this sand storage tank, and this tertium quid level sensor is arranged at this and adds on the sand rifle or hang on a sandbox mouth place; The input end of this PLC logic control element is connected with this first level transducer, this terrium quid level sensor and this tertium quid level sensor respectively, and the mouth of this PLC logic control element then is electrically connected with this high pressure vortex fan, this first triple valve, this second triple valve and this first two-port valve respectively; AndOne electric trailer, wherein this sand storage tank, this high pressure vortex fan, this adds, and sand is robbed, this dust collector, this unloads the sand rifle and this autonomous cruise speed system all is arranged on this electric trailer; And this electric trailer is electrically connected with this PLC logic control element to this PLC logic control element output electric energy.
- 2. according to claim 1 automatically on/unload the sand dolly; It is characterized in that wherein being arranged with a dust boot on the sand rifle in described adding; This sand-adding pipe is to run through this dust boot to link to each other with the sand jet outlet that this adds on the sand rifle, and this cleaning shaft is to run through this dust boot to link to each other with the suction port that this adds on the sand rifle; This tertium quid level sensor then is positioned at the below of this dust boot, and this cleaning shaft is the coaxial outside that is located on this sand-adding pipe.
- 3. according to claim 1 automatically on/unload the sand dolly; It is characterized in that wherein said first level transducer, terrium quid level sensor and tertium quid level sensor are wired level transducers; Respectively with the input end wired connection of this PLC logic control element, and described tertium quid level sensor is to be arranged at this to add on the sand rifle; Perhaps described first level transducer and terrium quid level sensor are wired level transducers; Respectively with the input end wired connection of this PLC logic control element; And described tertium quid level sensor is wireless level transducer; And this wireless level transducer is to hang on this sandbox mouth place; Wherein this wireless level transducer is to be made up of a level transducer and a wireless producer, and this wireless level transducer is the input end wireless connections through this wireless producer and this PLC logic control element.
- 4. according to claim 1 automatically on/unload the sand dolly; It is characterized in that wherein on the pipeline between this sand export of the outlet that connects this first triple valve and this sand storage tank, also being provided with a bypass line; This bypass line is in the top of this sand storage tank and the internal communication of this sand storage tank; And on this bypass line, also be provided with one second two-port valve, this second two-port valve is electrically connected with the mouth of this PLC logic control element.
- 5. according to claim 4 automatically on/unload the sand dolly, it is characterized in that the top of wherein said sand storage tank also is provided with a safety valve, this safety valve is electrically connected with the mouth of this PLC logic control element.
- 6. according to claim 5 automatically on/unload the sand dolly, the mouth that it is characterized in that wherein said PLC logic control element is to be electrically connected with this high pressure vortex fan, this first triple valve, this second triple valve, this first two-port valve, this second two-port valve and this safety valve through relay respectively.
- 7. according to claim 1 automatically on/unload the sand dolly; It is characterized in that wherein on said PLC logic control element, also being provided with a control panel, comprise a source switch on this control panel, button, a stop button and add and unload the sand switching push button at the beginning; On said electric trailer, also be provided with the pedal that the operating handle and of this electric trailer of operation motion is stood near the confession operating personal of this operating handle setting.
- 8. according to claim 1 automatically on/unload the sand dolly, it is characterized in that it also comprises a protective case, this protective case is arranged on this electric trailer, and covers at the outside of this sand storage tank, this high pressure vortex fan and this dust collector.
- 9. according to claim 1 automatically on/unload the sand dolly, it is characterized in that wherein said dust collector is the cloth-bag type dust collector.
- 10. according to claim 1 automatically on/unload the sand dolly, it is characterized in that wherein said on/to unload the sand device be the high pressure vortex fan of two parallel connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205042341U CN202320329U (en) | 2011-12-02 | 2011-12-02 | Automatic sand loading/unloading trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205042341U CN202320329U (en) | 2011-12-02 | 2011-12-02 | Automatic sand loading/unloading trolley |
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| Publication Number | Publication Date |
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| CN202320329U true CN202320329U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205042341U Expired - Fee Related CN202320329U (en) | 2011-12-02 | 2011-12-02 | Automatic sand loading/unloading trolley |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692146A (en) * | 2015-02-11 | 2015-06-10 | 中铁第四勘察设计院集团有限公司 | Fixed sand feeding system of locomotive |
| CN105366369A (en) * | 2015-10-21 | 2016-03-02 | 中铁第四勘察设计院集团有限公司 | Combined changeover valve, sand feeding device and CRH motor train unit automatic sand feeding trolley |
| CN106696990A (en) * | 2017-03-03 | 2017-05-24 | 张光明 | Loading/unloading trolley for mobile type railway vehicle |
| CN106080665B (en) * | 2016-06-29 | 2018-07-31 | 南京中车浦镇城轨车辆有限责任公司 | A kind of low-floor tramcar stucco system sanding device |
| DE102019104313A1 (en) * | 2019-02-20 | 2020-08-20 | Zech Group GmbH | Device for the suction of fine dust when filling sand storage containers of rail vehicles, especially trams, with sand |
| CN113085950A (en) * | 2021-03-25 | 2021-07-09 | 广州铁路机车配件厂有限公司 | Movable sand conveying vehicle |
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2011
- 2011-12-02 CN CN2011205042341U patent/CN202320329U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692146A (en) * | 2015-02-11 | 2015-06-10 | 中铁第四勘察设计院集团有限公司 | Fixed sand feeding system of locomotive |
| CN105366369A (en) * | 2015-10-21 | 2016-03-02 | 中铁第四勘察设计院集团有限公司 | Combined changeover valve, sand feeding device and CRH motor train unit automatic sand feeding trolley |
| CN105366369B (en) * | 2015-10-21 | 2018-04-10 | 中铁第四勘察设计院集团有限公司 | Combination conversion valve, upper sand device and CRH EMUs automatic sand dollies |
| CN106080665B (en) * | 2016-06-29 | 2018-07-31 | 南京中车浦镇城轨车辆有限责任公司 | A kind of low-floor tramcar stucco system sanding device |
| CN106696990A (en) * | 2017-03-03 | 2017-05-24 | 张光明 | Loading/unloading trolley for mobile type railway vehicle |
| DE102019104313A1 (en) * | 2019-02-20 | 2020-08-20 | Zech Group GmbH | Device for the suction of fine dust when filling sand storage containers of rail vehicles, especially trams, with sand |
| CN113085950A (en) * | 2021-03-25 | 2021-07-09 | 广州铁路机车配件厂有限公司 | Movable sand conveying vehicle |
| CN113085950B (en) * | 2021-03-25 | 2021-10-26 | 广州铁路机车配件厂有限公司 | Movable sand conveying vehicle |
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