CN202925427U - Measurable liquid additive adding device - Google Patents

Measurable liquid additive adding device Download PDF

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Publication number
CN202925427U
CN202925427U CN 201220661445 CN201220661445U CN202925427U CN 202925427 U CN202925427 U CN 202925427U CN 201220661445 CN201220661445 CN 201220661445 CN 201220661445 U CN201220661445 U CN 201220661445U CN 202925427 U CN202925427 U CN 202925427U
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China
Prior art keywords
liquid additive
valve
pitch
gageable
liquid
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Application number
CN 201220661445
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Chinese (zh)
Inventor
郭国川
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LANGFANG D&G MACHINERY TECHNOLOGY CO., LTD.
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Langfang D & G Machinery Technology Co Ltd
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Priority to CN 201220661445 priority Critical patent/CN202925427U/en
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Abstract

The utility model relates to a measurable liquid additive adding device. The measurable liquid additive adding device is characterized by comprising a liquid additive delivery device, an asphalt delivery device and a mixed generator, the connection mode lies in that the liquid additive delivery device is used for delivering liquid additive into the mixed generator, the asphalt delivery device is used for delivering asphalt into the mixed generator, and the mixed generator is used for evenly mixing the liquid additive and the asphalt. According to the measurable liquid additive adding device, the measurement precision of the additive can be effectively improved, and the mixing evenness of the additive and the asphalt can be enhanced.

Description

Gageable liquid additive adding set
Technical field
The utility model relates to a kind of device of annex solution body additives in the Warm-Mix Bitumen Mixture manufacturing process, particularly a kind of adding set that liquid additive is measured.
Background technology
What present domestic road surface was used is mainly hot-mix asphalt mixture, and the production of hot-mix asphalt mixture is the major power consumer in Bituminous Pavement Construction, is also greenhouse gases, pernicious gas and dust granules pollution sources.In order to reach energy consumption and the CO that reduces in Process of Pitch Mixture Production 2Deng the purpose of gas and dust discharge amount, guarantee again that it has and the essentially identical pavement performance of hot-mix asphalt mixture and construction easiness simultaneously, Warm-Mix Bitumen Mixture is arisen at the historic moment as a kind of green compound of energy-conserving and environment-protective.
Show according to relevant data, when the mix temperature of bituminous mixture reduces by 30 ℃, bituminous mixture per ton oily 2.4KG capable of saving fuel, and can reduce 30%CO 2Discharge value and 40% dust discharge amount.Warm-Mix Bitumen Mixture is produced generally and realized by following manufacturing process: interpolation, foamed asphalt temperature solid-state or liquid additive are mixed method.And a kind of high performance Warm-Mix Bitumen Mixture not only is fixed against additive, but also adds precision and relevant with the mixing uniformity of pitch with additive.
the main inner blending method that adopts directly is added to the pitch metering device disastrously at present, be generally the 1%-1.5% of asphalt content due to the ginseng proportioning example of liquid additive, the amount that adds is fewer, adopt the pitch metering device because the large metering of cumulative errors is inaccurate, can not guarantee the error range that warm-mixing additive allows, and owing to directly disastrously being added in pitch, can not well mix with pitch, can affect its even distribution in pitch, can change original equipment if add a mechanical stirring device at the pitch metering device, and because pitch metering device volume can be larger, can not guarantee well to mix, finally may cause the hydraulic performance decline of Warm-Mix Bitumen Mixture.
The utility model content
The utility model is intended to propose a kind of adding set of liquid additive, can effectively improve measuring accuracy and and the mixing uniformity of liquid additive and pitch of additive.
For achieving the above object, the utility model discloses a kind of gageable liquid additive adding set, it is characterized in that: comprise liquid additive conveying device, asphalt conveyer and mixture generator, its annexation is: the liquid additive conveying device is used for to mixture generator conveying liquid body additives, asphalt conveyer is used for to the mixture generator conveying bitumen, and mixture generator is used for liquid additive and pitch are done even mixing.
Described mixture generator comprises hybrid chamber; The two ends of described hybrid chamber cavity are respectively the outlet of entrance and the output mixing material additive pitch of input pitch; Described hybrid chamber comprises that also " L " type liquid additive enters pipe and shower nozzle; The vertical part that described liquid additive enters pipe is tightly connected with the upper vertical of described hybrid chamber, being coaxially set of parallel portion and described hybrid chamber; Described shower nozzle is arranged at liquid additive and enters the lower port of pipe and comprise at least one conical nozzle, and the opposite direction that the direction of described conical nozzle atomizing of liquids and pitch flow is with liquid additive dispersion, fragmentation.
Described mixture generator also comprises at least two blades, and described blade is complementary perpendicular to length and the described hybrid chamber that liquid additive enters pipe parallel portion setting and blade, and described blade evenly mixes pitch and liquid additive again.
Described liquid additive enters pipe, shower nozzle and blade for removably connecting; The conical nozzle of described shower nozzle is four.
Described mixture generator is double-layer sleeve structure, and the right-hand member of its upper surface has heat conductive oil inlet, and the left end of lower surface has the conduction oil outlet; Described mixture generator outer layer sleeve is the heat-conducting oil heating sleeve pipe, and inner layer pipe is liquid additive and pitch mixing tube.
Described liquid additive conveying device comprises liquid additive container, the first stop valve, y-type filter, high-pressure diaphragm pump, pressure sensor, overflow valve, pressure meter, front valve, flow meter, rear valve, three-way magnetic valve and the first flap valve that is linked in sequence; Described liquid additive container is provided with float valve in the upper end, and the bottom is outside equipped with tapping valve; Described overflow valve liquid backflow direction is liquid additive container; Before one end of described bypass valve is connected in front valve, after the other end is connected in rear valve; Described liquid additive conveying device is connected with the upper port that described mixture generator liquid additive enters pipe by the first flap valve.
There is straight length to guarantee the flow meter accurate-metering before and after described flow meter.
Described asphalt conveyer comprises pitch metering device, bitumenpump and the second flap valve that is linked in sequence; Described asphalt conveyer is connected by the entrance of the second flap valve with the input pitch of described mixture generator.
Described a kind of gageable liquid additive adding set also comprises spray head cleaning device; Described spray head cleaning device comprises the second stop valve, cleaning agent pump and the cleaning agent liquid container that is linked in sequence, and is connected to the first flap valve and liquid additive enters between pipe by the second stop valve.
Described liquid additive conveying device, asphalt conveyer are controlled by the PLC control system.
By liquid additive conveying device and mixture generator, the utility model has improved the measuring accuracy of additive and the mixing uniformity of additive and pitch; By the device that spray head cleaning device cleans shower nozzle as required, prevent that shower nozzle from stopping up; Further improved the automaticity of this device by the PLC control system, and this device can be used for the foamed asphalt temperature and mixes interpolation in method.
Detailed content of the present utility model can obtain by explanation described later and institute's accompanying drawing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model mixture generator;
Fig. 3 is the schematic diagram of the utility model PLC control system;
in figure, the 1-liquid additive container, the 2-float valve, 3-the first stop valve, the 4-Y type filter, the 5-high-pressure diaphragm pump, the 6-pressure sensor, the 7-overflow valve, the 8-pressure meter, valve before 9-, the 10-tapping valve, the 11-flow meter, valve after 12-, the 13-three-way magnetic valve, 14-the first flap valve 15-bypass valve, 16-the second stop valve, 17-cleaning agent pump, 18-cleaning agent liquid container, 19-pitch metering device, the 20-bitumenpump, 21-the second flap valve, the 22-mixture generator, the 23-liquid additive enters pipe, the 24-hybrid chamber, the 25-heat conductive oil inlet, the 26-shower nozzle, the 27-blade, the outlet of 28-conduction oil.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described, following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1 to Figure 3, the concrete technical scheme of implementing of the utility model is: a kind of gageable liquid additive adding set, it is characterized in that: comprise liquid additive conveying device, asphalt conveyer and mixture generator 22, its annexation is: the liquid additive conveying device is used for to mixture generator 22 conveying liquid body additives, asphalt conveyer is used for to mixture generator 22 conveying bitumens, and mixture generator 22 is used for liquid additive and pitch are done even mixing.
Described mixture generator 22 comprises hybrid chamber 24; The two ends of described hybrid chamber 24 cavitys are respectively the outlet of entrance and the output mixing material additive pitch of input pitch; Described hybrid chamber 24 comprises that also " L " type liquid additive enters pipe 23 and shower nozzle 26; The upper vertical that described liquid additive enters pipe 23 vertical part and described hybrid chamber 24 is tightly connected, being coaxially set of parallel portion and described hybrid chamber 24; Described shower nozzle 26 is arranged at liquid additive and enters the lower port of pipe 23 and comprise at least one conical nozzle, and the opposite direction that the direction of described conical nozzle atomizing of liquids and pitch flow is with liquid additive dispersion, fragmentation.
Described mixture generator 22 also comprises at least two blades 27, described blade 27 is complementary perpendicular to length and the described hybrid chamber 24 that liquid additive enters pipe 23 parallel portion settings and blade 27, and described blade 27 evenly mixes pitch and liquid additive again.
Described liquid additive enters pipe 23, shower nozzle 26 for being threaded, is demountable structure with blade 27; The conical nozzle of described shower nozzle 26 is four.
Described mixture generator 22 is double-layer sleeve structure, and the right-hand member of its upper surface has heat conductive oil inlet 25, and the left end of lower surface has conduction oil outlet 28; Described mixture generator 22 outer layer sleeves are the heat-conducting oil heating sleeve pipe, and inner layer pipe is liquid additive and pitch mixing tube.
Described liquid additive conveying device comprises liquid additive container 1, the first stop valve 3, y-type filter 4, high-pressure diaphragm pump 5, pressure sensor 6, overflow valve 7, pressure meter 8, front valve 9, flow meter 11, rear valve 12, three-way magnetic valve 13 and the first flap valve 14 that is linked in sequence; Described liquid additive container is provided with float valve 2 in 1 upper end, and the bottom is outside equipped with tapping valve 10; Described overflow valve 7 liquid backflow directions are liquid additive container 1; Before one end of described bypass valve 15 is connected in front valve 9, after the other end is connected in rear valve 12; Described liquid additive conveying device is connected by the upper port that the first flap valve 14 and described mixture generator 22 liquid additives enter pipe 23.
Described flow meter 11 front and back have straight length to guarantee the flow meter accurate-metering.
Described asphalt conveyer comprises pitch metering device 19, bitumenpump 20 and the second flap valve 21 that is linked in sequence; Described asphalt conveyer is connected by the entrance of the second flap valve 21 with the input pitch of described mixture generator 22.
Described a kind of gageable liquid additive adding set also comprises spray head cleaning device; Described spray head cleaning device comprises the second stop valve 16, cleaning agent pump 17 and the cleaning agent liquid container 18 that is linked in sequence, and is connected to the first flap valve 14 and liquid additive by the second stop valve 16 and enters between pipe 23.
Described liquid additive conveying device, asphalt conveyer are controlled by the PLC control system.
The above is only preferential embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. gageable liquid additive adding set, it is characterized in that: comprise liquid additive conveying device, asphalt conveyer and mixture generator (22), its annexation is: the liquid additive conveying device is used for to mixture generator (22) conveying liquid body additives, asphalt conveyer is used for to mixture generator (22) conveying bitumen, and mixture generator (22) is used for liquid additive and pitch are done even mixing.
2. a kind of gageable liquid additive adding set according to claim 1, it is characterized in that: described mixture generator (22) comprises hybrid chamber (24); The two ends of described hybrid chamber (24) cavity are respectively the outlet of entrance and the output mixing material additive pitch of input pitch; Described hybrid chamber (24) comprises that also " L " type liquid additive enters pipe (23) and shower nozzle (26); The vertical part that described liquid additive enters pipe (23) is tightly connected with the upper vertical of described hybrid chamber (24), being coaxially set of parallel portion and described hybrid chamber (24); Described shower nozzle (26) is arranged at liquid additive and enters the lower port of pipe (23) and comprise at least one conical nozzle, and the opposite direction that the direction of described conical nozzle atomizing of liquids and pitch flow is with liquid additive dispersion, fragmentation.
3. a kind of gageable liquid additive adding set according to claim 2, it is characterized in that: described mixture generator (22) also comprises at least two blades (27), described blade (27) is complementary perpendicular to length and the described hybrid chamber (24) that liquid additive enters pipe (23) parallel portion setting and blade (27), and described blade (27) evenly mixes pitch and liquid additive again.
4. a kind of gageable liquid additive adding set according to claim 3 is characterized in that: described liquid additive enter pipe (23), shower nozzle (26) with blade (27) for removably connecting; The conical nozzle of described shower nozzle (26) is four.
5. a kind of gageable liquid additive adding set according to claim 4, it is characterized in that: described mixture generator (22) is double-layer sleeve structure, the right-hand member of its upper surface has heat conductive oil inlet (25), and the left end of lower surface has conduction oil outlet (28); Described mixture generator (22) outer layer sleeve is the heat-conducting oil heating sleeve pipe, and inner layer pipe is liquid additive and pitch mixing tube.
6. a kind of gageable liquid additive adding set according to claim 5, it is characterized in that: described liquid additive conveying device comprises liquid additive container (1), the first stop valve (3), y-type filter (4), high-pressure diaphragm pump (5), pressure sensor (6), overflow valve (7), pressure meter (8), front valve (9), flow meter (11), rear valve (12), three-way magnetic valve (13) and the first flap valve (14) that is linked in sequence; Described liquid additive container (1) is provided with float valve (2) in the upper end, and the bottom is outside equipped with tapping valve (10); Described overflow valve (7) liquid backflow direction is liquid additive container (1); One end of described bypass valve (15) be connected in front valve (9) before, the other end is connected in rear valve (12) afterwards; Described liquid additive conveying device is connected with the upper port that described mixture generator (22) liquid additive enters pipe (23) by the first flap valve (14).
7. a kind of gageable liquid additive adding set according to claim 6, is characterized in that: have straight length to guarantee the flow meter accurate-metering before and after described flow meter (11).
8. a kind of gageable liquid additive adding set according to claim 7, it is characterized in that: described asphalt conveyer comprises pitch metering device (19), bitumenpump (20) and the second flap valve (21) that is linked in sequence; Described asphalt conveyer is connected by the entrance of the second flap valve (21) with the input pitch of described mixture generator (22).
9. the described a kind of gageable liquid additive adding set of according to claim 1-8 any one, is characterized in that: also comprise spray head cleaning device; Described spray head cleaning device comprises the second stop valve (16), cleaning agent pump (17) and the cleaning agent liquid container (18) that is linked in sequence, and is connected to the first flap valve (14) and liquid additive enters between pipe (23) by the second stop valve (16).
10. a kind of gageable liquid additive adding set according to claim 9, it is characterized in that: described liquid additive conveying device, asphalt conveyer are controlled by the PLC control system.
CN 201220661445 2012-12-04 2012-12-04 Measurable liquid additive adding device Active CN202925427U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220661445 CN202925427U (en) 2012-12-04 2012-12-04 Measurable liquid additive adding device

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103498403A (en) * 2013-10-15 2014-01-08 徐工集团工程机械股份有限公司道路机械分公司 Liquid supply device and liquid supply method for manufacturing foamed asphalt
CN103774527A (en) * 2014-02-26 2014-05-07 廊坊德基机械科技股份有限公司 Intermittent asphalt foaming device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103498403A (en) * 2013-10-15 2014-01-08 徐工集团工程机械股份有限公司道路机械分公司 Liquid supply device and liquid supply method for manufacturing foamed asphalt
CN103498403B (en) * 2013-10-15 2016-01-06 徐工集团工程机械股份有限公司道路机械分公司 A kind of liquid feed device for the production of foamed asphalt and feed liquid method
CN103774527A (en) * 2014-02-26 2014-05-07 廊坊德基机械科技股份有限公司 Intermittent asphalt foaming device
CN103774527B (en) * 2014-02-26 2016-01-06 廊坊德基机械科技有限公司 A kind of batch (-type) asphalt foaming apparatus

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GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 065600 Langfang, Yongqing Industrial Park, cherry Road, No. 12, No.

Patentee after: LANGFANG D&G MACHINERY TECHNOLOGY CO., LTD.

Address before: 065600 Langfang, Yongqing Industrial Park, cherry Road, No. 12, No.

Patentee before: Langfang D & G Machinery Technology Co., Ltd.

C56 Change in the name or address of the patentee