CN110898538A - Cyclone centrifugal dust collector for steel rail grinding wagon - Google Patents
Cyclone centrifugal dust collector for steel rail grinding wagon Download PDFInfo
- Publication number
- CN110898538A CN110898538A CN201811097390.3A CN201811097390A CN110898538A CN 110898538 A CN110898538 A CN 110898538A CN 201811097390 A CN201811097390 A CN 201811097390A CN 110898538 A CN110898538 A CN 110898538A
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- Prior art keywords
- air
- fan
- spiral
- grinding wagon
- spiral separating
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/18—Cleaning-out devices
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
Abstract
The cyclone centrifugal dust collector for the rail grinding wagon is characterized in that a first motor and a first fan as well as a second motor and a second fan are respectively installed and fixed on a left end base of a main frame of the grinding wagon; the air outlets of the first fan and the second fan are connected with the air inlet of the first air outlet pipeline; the air inlets and the air outlets of the first fan and the second fan are respectively fixedly arranged with the air outlets at the upper end and the lower end of the second air outlet channel; the third air duct is fixedly arranged at the top end of the T-shaped air inlet duct, the top end tube openings of the first spiral separating tube and the second spiral separating tube are arranged together with the air inlets matched with the two sides of the T-shaped air inlet duct, and the lower end tube openings are respectively provided with an ash discharge valve; the lower ends of the T-shaped air inlet ducts are connected with an air duct opening on the polishing frame respectively; the first spiral separating cylinder and the second spiral separating cylinder are respectively installed and fixed on a first cross rod and a second cross rod in the supporting frame; the frame is provided with a matched screw type automatic ash discharger to form a cyclone centrifugal dust remover for the rail grinding wagon.
Description
Technical Field
The invention relates to the field of railway maintenance machinery vehicles, in particular to a cyclone centrifugal dust collector for a steel rail grinding wagon.
Background
The rail grinding wagon is provided with a dust collecting device to collect dust in order to reduce the harm of the dust to production personnel, the pollution to the environment and the damage to equipment. At present, the steel rail grinding wagon used is used for collecting dust in a filtering mode of a filter cylinder or a cloth bag, the filter cylinder or the cloth bag is easy to block in the using process, the filter cylinder or the cloth bag is easy to block, the maintenance amount is large after the filter cylinder or the cloth bag is easy to block, the cost for replacing the filter cylinder or the cloth bag is high, and the like. In order to reduce the maintenance amount of the rail grinding wagon, reduce the use cost and avoid harming production personnel, a new cyclone centrifugal dust remover of the rail grinding wagon is needed to be designed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a cyclone centrifugal dust collector for a steel rail grinding wagon, which adopts a negative pressure dust collection mode, wherein a fan pumps out air in the cyclone centrifugal dust collector to form negative pressure during working, dust-containing air in a grinding trolley area enters the cyclone centrifugal dust collector through an air duct to form rotating airflow, and dust particles are thrown out of the airflow under the action of centrifugal force and fall into an ash hopper under the action of gravity.
The technical scheme of the invention is as follows: a cyclone centrifugal dust collector for a steel rail grinding wagon comprises a frame, a motor, a fan, a spiral separation barrel, an ash discharge valve, an air inlet duct, an air outlet duct, an ash discharger and a support frame.
The cyclone centrifugal dust collector for the steel rail grinding wagon is characterized in that a support frame is fixedly arranged on a main frame of the grinding wagon, and a first motor and a first fan, a second motor and a second fan are respectively fixedly arranged on a left end base of the main frame of the grinding wagon; the air outlets of the first fan and the second fan are connected with the air inlet of the first air outlet pipeline;
the air inlets of the first fan and the second fan are respectively fixedly arranged with the air outlet at the lower end of the second air outlet channel (vertical air channel), and the air outlets at the upper ends of the first fan and the second fan are respectively connected with the air outlet of the third air channel (transverse air channel); a third air duct (transverse air duct) is fixedly arranged at the top end of the T-shaped air inlet duct, the top end tube openings of the first spiral separating tube and the second spiral separating tube which have the same structure are fixedly arranged with the matched air inlets at the two sides of the T-shaped air inlet duct, and the lower end tube openings of the first spiral separating tube and the second spiral separating tube are respectively provided with an ash discharge valve; the lower ends of the T-shaped air inlet ducts with the same structure are respectively connected with an air duct opening on a main frame of the grinding wagon; the first spiral separating cylinder and the second spiral separating cylinder are respectively installed and fixed on a first cross rod and a second cross rod in the supporting frame; the main frame of the grinding wagon at the lower ends of the spiral separation barrel and the second spiral separation barrel is respectively provided with a matched screw type automatic ash discharger, and the structure forms a cyclone centrifugal dust remover for the steel rail grinding wagon.
In the air outlet channel in the embodiment of the invention, a filter is arranged in the air outlet channel to purify the air for the second time.
The motor can be an electric motor or a hydraulic motor.
The upper part of the spiral separating cylinder is cylindrical, the lower part of the spiral separating cylinder is conical, a spiral air duct is arranged in the conical cylinder group, and the upper part and the lower part of the spiral separating cylinder are connected into a whole to form the spiral separating cylinder.
The ash discharging valve is a manual or automatic ash discharging valve.
The invention has the beneficial effects that: the cyclone centrifugal dust collector for the steel rail grinding wagon adopts a negative pressure dust collection mode, when the cyclone centrifugal dust collector works, a fan pumps air in the cyclone centrifugal dust collector out to form negative pressure, dust-containing air in a grinding trolley area enters the cyclone centrifugal dust collector through an air duct to form rotary air flow, dust particles are thrown out of the air flow under the action of centrifugal force, fall into an ash hopper under the action of gravity and are discharged through a screw type automatic ash discharger; compared with the prior art, a large amount of dust can be generated by the abrasion between the grinding wheel and the steel rail during the operation of the steel rail grinding wagon, the dust collection rate reaches over 90 percent, and the environmental pollution is avoided.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is a left side view of fig. 1.
In the figure, 1, a first air outlet channel, 2, a first motor, 2', a second motor, 3, a first fan, 3', a second fan, 4, a second air outlet channel, 5, a first spiral separating cylinder, 5', a second spiral separating cylinder, 6, an air inlet channel, 7, an ash discharger, 8, an ash discharge valve, 9, a frame, 10, a vertical rod, 11, a first cross rod, 11', a second cross rod and a third air channel are arranged.
Detailed Description
In the embodiment of fig. 1, 2 and 3 provided by the invention, the support frame is fixedly arranged on the main frame 9 of the grinding wagon, and the first motor 2 and the first fan 3, and the second motor 2 'and the second fan 3' are respectively fixedly arranged on the left end base of the main frame 9 of the grinding wagon; the air outlets of the first fan 3 and the second fan 3' are connected with the air inlet of the first air outlet pipeline 1;
air inlets of the first fan 3 and the second fan 3' are respectively and fixedly arranged with an air outlet at the lower end of the second air outlet channel (vertical air channel) 4, and air outlets at the upper ends of the first fan and the second fan are respectively connected with an air outlet of a third air channel (transverse air channel) a; the third air duct (transverse air duct) a is fixedly arranged at the top end of the T-shaped air inlet duct 6, the top end tube openings of the first spiral separating tube 5 and the second spiral separating tube 5 'with the same structure are fixedly arranged with the air inlet matched with the two sides of the T-shaped air inlet duct 6, and the lower end tube openings of the first spiral separating tube 5 and the second spiral separating tube 5' are respectively provided with an ash discharge valve 8; the lower ends of the T-shaped air inlet ducts 6 with the same structure are respectively connected with an air duct opening on a main frame 9 of the grinding wagon; the first spiral separating cylinder 5 and the second spiral separating cylinder 5 'are respectively installed and fixed on a first cross rod 11 and a second cross rod 11' in the supporting frame; the main frame 9 of the grinding wagon at the lower ends of the spiral separation barrel 5 and the second spiral separation barrel 5' is respectively provided with a matched screw type automatic ash discharger 7, and the structure forms a cyclone centrifugal dust remover for the steel rail grinding wagon.
In the air outlet channel in the embodiment of the invention, a filter is arranged in the air outlet channel to purify the air for the second time.
In the embodiment of the invention, a support frame is formed by welding a first vertical rod 10, a second vertical rod 10', a first cross rod 11 and a second cross rod 11', and the support frame is fixedly arranged on the main frame 9 of the grinding wagon.
In the embodiment of the present invention, the motor may be an electric motor or a hydraulic motor.
In the embodiment of the invention, the upper part of the spiral separation cylinder is cylindrical, the lower part of the spiral separation cylinder is conical, the spiral air duct is arranged in the conical cylinder group, and the upper part and the lower part of the spiral separation cylinder are connected into a whole to form the spiral separation cylinder.
In an embodiment of the invention, the ash valve is a manual or automatic ash valve.
The working principle is as follows: when the cyclone centrifugal dust collector works, the first motor 2 and the second motor 2' drive the first fan 3 and the second fan 3' to rotate so as to draw out air in the cyclone centrifugal dust collector and discharge the air from the air outlet channel 1, at the moment, the air pressure in the cyclone centrifugal dust collector is lower than the outside, dust-containing air in a trolley area is ground, the dust-containing air passes through the air channel 6 at the lower part of the main frame 9 of the grinding trolley under the action of external air pressure, the dust-containing air forms rotating air flow through the first spiral separating cylinder 5 and the second spiral separating cylinder 5', dust is thrown out of the air flow and touches the wall of the spiral separating cylinder, and falls into the bottom of the spiral separating cylinder 5 under the action of gravity, and the air after dust removal is conveyed to the air outlet channel 1 through the third air channel a and the second air outlet channel and then is filtered and discharged by the fan 3.
The ash discharge valve 8 is in a closed state when the cyclone centrifugal dust collector works, the ash discharge valve 8 is opened when ash is discharged, and dust falls into the screw type automatic ash discharge device 7 to be discharged.
Claims (3)
1. A cyclone centrifugal dust collector for a steel rail grinding wagon comprises a frame, a motor, a fan, a spiral separation barrel, an ash discharge valve, an air inlet duct, an air outlet duct, an ash discharger and a support frame; the method is characterized in that: the supporting frame is fixedly arranged on a main frame of the grinding wagon, and the first motor and the first fan as well as the second motor and the second fan are respectively fixedly arranged on a base at the left end of the main frame of the grinding wagon; the air outlets of the first fan and the second fan are connected with the air inlet of the first air outlet pipeline; the air inlets of the first fan and the second fan are respectively fixedly arranged with the air outlet at the lower end of the second air outlet duct, and the air outlets at the upper ends of the first fan and the second fan are respectively connected with the air outlet of the third air outlet duct; the third air duct is fixedly arranged at the top end of the T-shaped air inlet duct, the top end tube openings of the first spiral separating tube and the second spiral separating tube which are identical in structure are fixedly arranged with the air inlets which are matched with the two sides of the T-shaped air inlet duct respectively, and the lower end tube openings of the first spiral separating tube and the second spiral separating tube are provided with ash discharge valves respectively; the lower ends of the T-shaped air inlet ducts with the same structure are respectively connected with an air duct opening on a main frame of the grinding wagon; the first spiral separating cylinder and the second spiral separating cylinder are respectively installed and fixed on a first cross rod and a second cross rod in the supporting frame; the main frame of the grinding wagon at the lower ends of the spiral separation barrel and the second spiral separation barrel is respectively provided with a matched screw type automatic ash discharger, and the structure forms a cyclone centrifugal dust remover for the steel rail grinding wagon.
2. A cyclonic centrifugal precipitator for a rail grinding wagon as claimed in claim 1, wherein: a filter is arranged in the air outlet channel to carry out secondary purification on air.
3. A cyclonic centrifugal precipitator for a rail grinding wagon as claimed in claim 1, wherein: the upper part of the spiral separating cylinder is cylindrical, the lower part of the spiral separating cylinder is conical, a spiral air duct is arranged in the conical cylinder group, and the upper part and the lower part of the spiral separating cylinder are connected into a whole to form the spiral separating cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097390.3A CN110898538A (en) | 2018-09-17 | 2018-09-17 | Cyclone centrifugal dust collector for steel rail grinding wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097390.3A CN110898538A (en) | 2018-09-17 | 2018-09-17 | Cyclone centrifugal dust collector for steel rail grinding wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110898538A true CN110898538A (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811097390.3A Pending CN110898538A (en) | 2018-09-17 | 2018-09-17 | Cyclone centrifugal dust collector for steel rail grinding wagon |
Country Status (1)
| Country | Link |
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| CN (1) | CN110898538A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202292442U (en) * | 2011-10-22 | 2012-07-04 | 昆明中铁大型养路机械集团有限公司 | Device for collecting ground powder produced by grinding steel rail |
| CN102886188A (en) * | 2012-11-09 | 2013-01-23 | 昆明中铁大型养路机械集团有限公司 | Gravity and cyclone dust collection integrated dirt collecting device |
| CN106592354A (en) * | 2016-12-28 | 2017-04-26 | 中车北京二七机车有限公司 | Steel rail milling and grinding vehicle |
| CN106582177A (en) * | 2016-12-28 | 2017-04-26 | 中车北京二七机车有限公司 | Steel rail milling and grinding operating vehicle and dust collection device thereof |
| CN108057302A (en) * | 2017-11-21 | 2018-05-22 | 中国北方车辆研究所 | A kind of whirlwind filter assemblies formula dust collect plant and with its rail grinding train |
| CN108360448A (en) * | 2018-04-27 | 2018-08-03 | 湖南工业大学 | A kind of novel railway railway roadbed is removed contamination vehicle |
| CN208943662U (en) * | 2018-09-17 | 2019-06-07 | 金鹰重型工程机械有限公司 | Cyclone centrifugal formula deduster for rail grinding machine |
-
2018
- 2018-09-17 CN CN201811097390.3A patent/CN110898538A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202292442U (en) * | 2011-10-22 | 2012-07-04 | 昆明中铁大型养路机械集团有限公司 | Device for collecting ground powder produced by grinding steel rail |
| CN102886188A (en) * | 2012-11-09 | 2013-01-23 | 昆明中铁大型养路机械集团有限公司 | Gravity and cyclone dust collection integrated dirt collecting device |
| CN106592354A (en) * | 2016-12-28 | 2017-04-26 | 中车北京二七机车有限公司 | Steel rail milling and grinding vehicle |
| CN106582177A (en) * | 2016-12-28 | 2017-04-26 | 中车北京二七机车有限公司 | Steel rail milling and grinding operating vehicle and dust collection device thereof |
| CN108057302A (en) * | 2017-11-21 | 2018-05-22 | 中国北方车辆研究所 | A kind of whirlwind filter assemblies formula dust collect plant and with its rail grinding train |
| CN108360448A (en) * | 2018-04-27 | 2018-08-03 | 湖南工业大学 | A kind of novel railway railway roadbed is removed contamination vehicle |
| CN208943662U (en) * | 2018-09-17 | 2019-06-07 | 金鹰重型工程机械有限公司 | Cyclone centrifugal formula deduster for rail grinding machine |
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