CN102864723A - Intermittent water-sprinkling device for road roller with double steel wheel - Google Patents
Intermittent water-sprinkling device for road roller with double steel wheel Download PDFInfo
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- CN102864723A CN102864723A CN2012103420496A CN201210342049A CN102864723A CN 102864723 A CN102864723 A CN 102864723A CN 2012103420496 A CN2012103420496 A CN 2012103420496A CN 201210342049 A CN201210342049 A CN 201210342049A CN 102864723 A CN102864723 A CN 102864723A
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Abstract
The invention discloses an intermittent water-sprinkling device for a road roller with double steel wheel. Two time-delay relays are added to a present circuit; the delay time length is arranged as 5 seconds; when a switch is closed, a third relay is electrified; a contact of the third relay is closed; a normally closed/normally opened contact of a second relay is normally closed; a power supply is used for supplying power to a first main pump and a second main pump through the loop; a main pump is used for sprinkling water; and meanwhile, the power supply passes through the normally closed contact of a first relay, the contact of the first relay is closed after five seconds, and the first relay, the second relay and a second time-delay relay are electrified; after the first relay is electrified, the normally closed contact of the normally closed/normally opened contact of the first relay is cut off; after the second relay is electrified, the normally closed contact of the normally closed/normally opened contact of the second relay is cut off, the first and second main pumps are powered off and the water sprinkling is stopped; the operation is circulated, the time-delay relays are added to the device, so that the intermittent work of the water pump is realized and the operation of frequently adding water to a water tank is unnecessary; the water volume flowing to the pitch surface is reduced, so that the original water content of the pitch is ensured; and the service life of the water pump is prolonged.
Description
Technical field
The present invention relates to intermittently watering device of a kind of dual-steel wheel road roller, belong to the mechanical ﹠ electrical technology field.
Background technology
Two steel wheel formula road rollers adopt machinery or hydraulic drive, can concentrate strength on the compacting jut, and the compacting planeness is high, is suitable for the effecting HMA compaction operation.In the effecting HMA compaction operation, because asphalt temperature is higher, can not in time harden, so must on the wheel of two steel wheel formula road rollers, sprinkle water, preventing that pitch from sticking wheel, otherwise can affect the operating efficiency of road roller, the more important thing is the Forming Quality that affects flexible pavement.At present, the watering device on two steel wheel formula road rollers mostly is the continous way watering, and there are the following problems for it: 1) watering causes water demand large continuously, and water tank need to often add water, wastes time and energy; 2) discharge is large, and a large amount of current direction asphalt surfaces causes the asphalt surface hypervolia, affects pitch moisture originally, and then affects the flexible pavement quality; 3) water pump is always in running order, and shorten application life.
Summary of the invention
For the problem that above-mentioned prior art exists, the invention provides intermittently watering device of a kind of dual-steel wheel road roller, intermittently watering, water demand reduces, and is time saving and energy saving; The water yield that flows to asphalt surface reduces, and is beneficial to guarantee pitch moisture originally, improves the flexible pavement quality; The water pump discontinuous operation, prolong application life.
To achieve these goals, the technical solution used in the present invention is: a kind of dual-steel wheel road roller is watering device intermittently, comprise 24V power supply, insurance, the first switch, second switch, the first main pump, the second main pump, the first auxiliary pump and the second auxiliary pump, also comprise the 3rd relay, the 4th relay, the first time-delay relay, the first relay, the second relay, the second time-delay relay; The 3rd relay by the first switch, insurance, the second relay normally closed/constant close contact of constant open contact is connected with the first main pump, the second main pump; The 4th relay by second switch, insurance, the second relay normally closed/constant open contact of constant open contact and the first auxiliary pump be connected auxiliary pump and be connected; The first relay is normally closed/and an end of constant open contact is connected with insurance, the constant close contact of its other end is connected with the first time-delay relay, constant open contact is connected with the first relay, the second relay and the time-delay relay of being connected, the other end ground connection of the first time-delay relay; One end of the first time-delay relay contact is connected with insurance, the other end is connected with the first relay, the second relay, the second time-delay relay, and the other end of described the first relay, the second relay, the second time-delay relay all is connected with the second time-delay relay contact; Described the second time-delay relay contact ground connection; The second relay is normally closed/and constant open contact one end is connected with insurance, and the constant close contact of its other end is connected with the 3rd relay contact, and constant open contact is connected with the 4th relay contact; Described the 3rd relay contact, the 4th relay contact respectively with the first main pump, the second main pump and be connected auxiliary pump be connected auxiliary pump and be connected; Described the first main pump, the second main pump and the first auxiliary pump and the equal ground connection of the second auxiliary pump.
The delay time of the first time-delay relay and the second time-delay relay is 5 seconds.
Description of drawings
Fig. 1 is operating principle schematic diagram of the present invention.
Among the figure: 1,24V power supply, 2, insurance, the 3, first switch, 4, second switch, 5, the 3rd relay, 6, the 4th relay, the 7, first relay is normally closed/constant open contact, the 8, first time-delay relay, 9, the first time-delay relay contact, 10, the first relay, the 11, second relay, the 12, second time-delay relay contact, 13, the second time-delay relay, 14, the second relay normally closed/constant open contact, the 15, the 3rd relay contact, the 16, the 4th relay contact, 17, the first main pump, 18, the second main pump, the 19, first auxiliary pump, the 20, second auxiliary pump.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of dual-steel wheel road roller is watering device intermittently, comprise 24V power supply 1, insurance the 2, first switch 3, second switch 4, the first main pump 17, the second main pump 18, the first auxiliary pump 19 and the second auxiliary pump 20, also comprise the 3rd relay 5, the 4th relay 6, the first time-delay relay 8, the first relay 10, the second relay 11, the second time-delay relay 13; The 3rd relay 5 by the first switch 3, insurance the 2, second relay normally closed/constant close contact of constant open contact 14 is connected with the first main pump 17, the second main pump 18; The 4th relay 6 by second switch 4, insurance the 2, second relay normally closed/constant open contact of constant open contact 14 and the first auxiliary pump 19 be connected auxiliary pump 20 and be connected; The first relay is normally closed/and an end of constant open contact 7 is connected with insurance 2, the constant close contact of its other end is connected with the first time-delay relay 8, constant open contact is connected the other end ground connection of the first time-delay relay 8 with the first relay 10, the second relay 11 and the time-delay relay 13 of being connected; One end of the first time-delay relay contact 9 is connected with insurance 2, the other end is connected with the first relay 10, the second relay 11, the second time-delay relay 13, and the other end of described the first relay 10, the second relay 11, the second time-delay relay 13 all is connected with the second time-delay relay contact 12; Described the second time-delay relay contact 12 ground connection; The second relay is normally closed/and constant open contact 14 1 ends are connected with insurance 2, and the constant close contact of its other end is connected with the 3rd relay contact 15, and constant open contact is connected with the 4th relay contact 16; Described the 3rd relay contact 15, the 4th relay contact 16 respectively with the first main pump 17, the second main pump 18 and be connected auxiliary pump 19 be connected auxiliary pump 20 and be connected; Described the first main pump 17, the second main pump 18 and the first auxiliary pump 19 and the second auxiliary pump 20 equal ground connection.
The delay time of the first time-delay relay 8 and the second time-delay relay 13 is 5 seconds, both satisfies the necessary moisture requirement of dual-steel wheel road roller flexible pavement operation as rational intermittence time, and has reduced again the workload of water pump in 5 seconds.
24V power supply 1 gets electric from the key switch on two steel wheels pressure road rollers, the first switch 3, second switch 4 and key switch all are arranged on the instrument desk control panel of dual-steel wheel road roller simultaneously; Insurance 2,, the 3rd relay 5, the 4th relay 6, the first time-delay relay 8, the second time-delay relay 13 all be arranged on the appliance plate of dual-steel wheel road roller; The first main pump 17, the second main pump 18, the first auxiliary pump 19, the second auxiliary pump 20 all place on the dual-steel wheel road roller vehicle body.The time-delay length of setting the first time-delay relay 8 and the second time-delay relay 13 is 5 seconds, closed the first switch 3, the 3rd relay 5 gets electric, the 3rd relay contact 15 closures then, and the second relay is normally closed/and constant open contact 14 is normally closed, to the first main pump 17,18 power supplies of the second main pump, sprinkle water by main pump by this loop for 24V power supply 1; Simultaneously 24V power supply 1 by the first relay normally closed/constant close contact of constant open contact 7, to the first time-delay relay 8, the first time-delay relay contact 9 is through timing closing after 5 seconds, then the first relay 10, the second relay 11 electric, simultaneously the second time-delay relay 13 electric; The first relay 10 electric after the first relay normally closed/constant close contact of constant open contact 7 disconnects, constant open contact is closed; Simultaneously the second relay 11 electric after the second relay normally closed/constant close contact of constant open contact 14 disconnects, constant open contact is closed, the first main pump 17,18 outages of the second main pump stop watering; The second time-delay relay 13 contacts disconnect after 5 seconds, the first relay 10, the second relay 11, the second time-delay relay 13 cut off the power supply simultaneously, at this moment the 24V electricity again by the second relay normally closed/constant open contact 14, simultaneously by the first relay normally closed/constant close contact to the first time-delay relay 8 of constant open contact 7, move in circles, realize the second relay normally closed/action in 5 seconds of often open and the constant close contact of constant open contact 14 once, then realize the watering at intermittence of water sprayer.
For preventing that the first main pump 17, the second main pump 18 from damaging the normal operation that affect road roller, existing dual-steel wheel road roller all arranges the first auxiliary pump 19 and the second auxiliary pump 20 is for subsequent use at intermittence mostly in the watering device.The present invention is when having the first auxiliary pump 19 and the second auxiliary pump 20, and the course of work is as follows: closed second switch 4, the four relays 6 get electric, then the 4th relay contact 16 closures; Simultaneously simultaneously 24V power supply 1 by the first relay normally closed/constant close contact of constant open contact 7, to the first time-delay relay 8, the first time-delay relay contact 9 is through timing closing after 5 seconds, then the first relay 10, the second relay 11 electric, simultaneously the second time-delay relay 13 electric; The first relay 10 electric after the first relay normally closed/constant close contact of constant open contact 7 disconnects, constant open contact is closed; Simultaneously the second relay 11 electric after the second relay normally closed/constant close contact of constant open contact 14 disconnects, constant open contact is closed, the first auxiliary pump 19 and 20 waterings of the second auxiliary pump; The second time-delay relay 13 contacts disconnect after 5 seconds, the first relay 10, the second relay 11, the second time-delay relay 13 cut off the power supply simultaneously, at this moment the 24V electricity again by the second relay normally closed/constant open contact 14, simultaneously by the first relay normally closed/constant close contact to the first time-delay relay 8 of constant open contact 7, move in circles, realize the second relay normally closed/action in 5 seconds of often open and the constant close contact of constant open contact 14 once, then realize the watering at intermittence of water sprayer.
Claims (2)
1. dual-steel wheel road roller watering device intermittently, comprise 24V power supply (1), insurance (2), the first switch (3), second switch (4), the first main pump (17), the second main pump (18), the first auxiliary pump (19) and the second auxiliary pump (20), it is characterized in that: also comprise the 3rd relay (5), the 4th relay (6), the first time-delay relay (8), the first relay (10), the second relay (11), the second time-delay relay (13); The 3rd relay (5) by the first switch (3), insurance (2), the second relay normally closed/constant close contact of constant open contact (14) is connected with the first main pump (17), the second main pump (18); The 4th relay (6) by second switch (4), insurance (2), the second relay normally closed/constant open contact of constant open contact (14) and the first auxiliary pump (19) be connected auxiliary pump (20) and be connected; The first relay is normally closed/and an end of constant open contact (7) is connected with insurance (2), the constant close contact of its other end is connected with the first time-delay relay (8), constant open contact is connected the other end ground connection of the first time-delay relay (8) with the first relay (10), the second relay (11) and the time-delay relay (13) of being connected; One end of the first time-delay relay contact (9) is connected with insurance (2), the other end is connected with the first relay (10), the second relay (11), the second time-delay relay (13), and the other end of described the first relay (10), the second relay (11), the second time-delay relay (13) all is connected with the second time-delay relay contact (12); Described the second time-delay relay contact (12) ground connection; The second relay is normally closed/and constant open contact (14) one ends are connected with insurance (2), and the constant close contact of its other end is connected with the 3rd relay contact (15), and constant open contact is connected with the 4th relay contact (16); Described the 3rd relay contact (15), the 4th relay contact (16) respectively with the first main pump (17), the second main pump (18) and be connected auxiliary pump (19) be connected auxiliary pump (20) and be connected; Described the first main pump (17), the second main pump (18) and the first auxiliary pump (19) and the second auxiliary pump (20) be ground connection all.
2. a kind of dual-steel wheel road roller according to claim 1 watering device intermittently, it is characterized in that: the delay time of described the first time-delay relay (8) and the second time-delay relay (13) is 5 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103420496A CN102864723A (en) | 2012-09-14 | 2012-09-14 | Intermittent water-sprinkling device for road roller with double steel wheel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103420496A CN102864723A (en) | 2012-09-14 | 2012-09-14 | Intermittent water-sprinkling device for road roller with double steel wheel |
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| CN102864723A true CN102864723A (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012103420496A Pending CN102864723A (en) | 2012-09-14 | 2012-09-14 | Intermittent water-sprinkling device for road roller with double steel wheel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103992455A (en) * | 2014-05-07 | 2014-08-20 | 山西省交通科学研究院 | Film material used for double-steel wheel road roller to prevent asphalt bonding |
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| CN2931560Y (en) * | 2006-07-25 | 2007-08-08 | 长沙中联重工科技发展股份有限公司 | Watering device for road roller |
| CN201006973Y (en) * | 2006-03-31 | 2008-01-16 | 徐州工程机械科技股份有限公司 | Double intelligent steel wheel road rollers intelligent sprinkling control system |
| JP4034203B2 (en) * | 2003-02-13 | 2008-01-16 | 酒井重工業株式会社 | Watering device for rolling compaction vehicle |
| CN201358429Y (en) * | 2008-08-27 | 2009-12-09 | 徐州工程机械科技股份有限公司 | Road roller intermittent watering control system |
| CN102151631A (en) * | 2011-01-31 | 2011-08-17 | 三一重工股份有限公司 | Sprinkling control method and device for engineering machinery |
| CN202064267U (en) * | 2011-04-27 | 2011-12-07 | 柳工无锡路面机械有限公司 | Automatic vibration and automatic watering device for vibration pavement roller |
| CN102505619A (en) * | 2011-11-01 | 2012-06-20 | 徐州万邦道路工程装备服务股份公司 | Automatic sprinkling device of tire roller |
| CN202898986U (en) * | 2012-09-14 | 2013-04-24 | 徐州万邦道路工程装备服务股份公司 | Intermittent watering device for dual-steel-wheel roller |
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2012
- 2012-09-14 CN CN2012103420496A patent/CN102864723A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4034203B2 (en) * | 2003-02-13 | 2008-01-16 | 酒井重工業株式会社 | Watering device for rolling compaction vehicle |
| CN201006973Y (en) * | 2006-03-31 | 2008-01-16 | 徐州工程机械科技股份有限公司 | Double intelligent steel wheel road rollers intelligent sprinkling control system |
| CN2931560Y (en) * | 2006-07-25 | 2007-08-08 | 长沙中联重工科技发展股份有限公司 | Watering device for road roller |
| CN201358429Y (en) * | 2008-08-27 | 2009-12-09 | 徐州工程机械科技股份有限公司 | Road roller intermittent watering control system |
| CN102151631A (en) * | 2011-01-31 | 2011-08-17 | 三一重工股份有限公司 | Sprinkling control method and device for engineering machinery |
| CN202064267U (en) * | 2011-04-27 | 2011-12-07 | 柳工无锡路面机械有限公司 | Automatic vibration and automatic watering device for vibration pavement roller |
| CN102505619A (en) * | 2011-11-01 | 2012-06-20 | 徐州万邦道路工程装备服务股份公司 | Automatic sprinkling device of tire roller |
| CN202898986U (en) * | 2012-09-14 | 2013-04-24 | 徐州万邦道路工程装备服务股份公司 | Intermittent watering device for dual-steel-wheel roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103992455A (en) * | 2014-05-07 | 2014-08-20 | 山西省交通科学研究院 | Film material used for double-steel wheel road roller to prevent asphalt bonding |
| CN103992455B (en) * | 2014-05-07 | 2015-10-28 | 山西省交通科学研究院 | A kind of dual-steel wheel road roller that is used for can prevent bituminous-bound thin-film material |
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Effective date of abandoning: 20130109 |
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