CN217103724U - Device for simultaneously collecting asphalt concrete leachate and volatile matters - Google Patents

Device for simultaneously collecting asphalt concrete leachate and volatile matters Download PDF

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Publication number
CN217103724U
CN217103724U CN202220542128.0U CN202220542128U CN217103724U CN 217103724 U CN217103724 U CN 217103724U CN 202220542128 U CN202220542128 U CN 202220542128U CN 217103724 U CN217103724 U CN 217103724U
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China
Prior art keywords
collecting
collecting barrel
leachate
tube
placing opening
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Expired - Fee Related
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CN202220542128.0U
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Chinese (zh)
Inventor
吴欣怡
廖公云
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Southeast University
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Southeast University
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Priority to CN202220542128.0U priority Critical patent/CN217103724U/en
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Publication of CN217103724U publication Critical patent/CN217103724U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a device for simultaneously collecting asphalt concrete leachate and volatile matters, which comprises a collecting barrel, wherein a placing opening is arranged at the top or the side wall of the collecting barrel, a closure corresponding to the placing opening is detachably arranged outside the placing opening, and the placing opening is used for placing an asphalt concrete sample in the collecting barrel and inputting experimental liquid into the collecting barrel; the bottom of the collecting barrel is provided with a liquid outlet pipe; the top of collecting vessel or lateral wall upper portion set up at least one blast pipe, and the output of every blast pipe sets up the separator of a plurality of end to end connection, and the separator includes the output tube, sets up the separation branch pipe on the output tube. The utility model aims at providing a can collect device of asphalt concrete leachate and volatile substance simultaneously.

Description

Device for simultaneously collecting asphalt concrete leachate and volatile matters
Technical Field
The utility model relates to a pitch analysis especially relates to a collect device of asphalt concrete leachate and volatile substance simultaneously.
Background
The asphalt is a black-brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, generally exists in a liquid or semisolid state, has a black surface, and is soluble in carbon disulfide and carbon tetrachloride. Bitumen is an organic cementitious material with water, moisture and corrosion resistant properties. In road construction, asphalt materials are increasingly widely used. In the service process of the asphalt pavement, light components in the asphalt material inevitably volatilize under high temperature conditions and react with oxygen in the air, so that the asphalt is aged, the service performance of the asphalt pavement is reduced, the air pollution is increased, and the human health is harmed.
In addition, some components in asphalt can be leached in water under the washing of the asphalt pavement by rainwater, so that water pollution of surface runoff is caused, and due to the reasons of pavement structural design and the like, the rainwater polluted by the asphalt components can be converged with surface water or underground water, so that the water quality of the surface water or the underground water is reduced, and once people drink the water, the water is possibly harmful to human bodies. Compared with the pollution of asphalt volatile matters to the atmosphere, the pollution of asphalt leachate to water is longer in time, wider in range and more concealed in harm to human beings.
Most of the current experimental researches are focused on separately collecting leachate or volatile matters of the asphalt concrete and respectively analyzing and detecting the leachate or the volatile matters, and a device capable of synchronously collecting the leachate and the volatile matters of the asphalt concrete is lacked, so that the collection test process of the leachate and the volatile matters of the asphalt concrete is complicated, and the reduction of the test efficiency and the test accuracy is often caused.
Disclosure of Invention
Utility model purpose: the utility model aims at providing a can collect device of asphalt concrete leachate and volatile substance simultaneously.
The technical scheme is as follows: the device for simultaneously collecting the asphalt concrete leachate and the volatile matters comprises a collecting barrel, wherein a placing opening is formed in the top or the side wall of the collecting barrel, a sealing object corresponding to the placing opening is detachably arranged outside the placing opening, and the placing opening is used for placing an asphalt concrete sample in the collecting barrel and inputting experimental liquid into the collecting barrel; the bottom of the collecting barrel is provided with a liquid outlet pipe; the top of collecting vessel or lateral wall upper portion set up and set up an blast pipe at least, every the output of blast pipe sets up the separator of a plurality of end to end connection, the separator includes the output tube, set up the separation branch pipe on the output tube.
Furthermore, the separator comprises a shell, a medium inlet pipe and a medium outlet pipe which are communicated with the inner cavity of the shell are respectively arranged on two opposite sides of the shell, an input pipe and an output pipe are respectively arranged on two opposite sides of the shell, and the input pipe and the output pipe are connected through a heat exchange pipe. The heat exchange medium enters the separator through the medium inlet pipe, the temperature of the inner cavity of the separator is reduced, specific gas is liquefied and separated from the separating branch pipe, and the heat exchange medium after heat exchange is discharged out of the separator through the medium outlet pipe.
Further, the heat exchange tube is in a spiral tube shape.
Furthermore, a supporting net is detachably arranged in the collecting barrel. A plurality of through holes are formed in the supporting net, and the asphalt concrete test piece can be placed on the supporting net and soaked under different working conditions.
Furthermore, two sliding chutes used for supporting the net to slide up and down are oppositely arranged in the collecting barrel, and a plurality of positioning pieces are detachably arranged on the sliding chutes. The sliding groove is used for enabling the supporting net to slide up and down, and the positioning piece is used for enabling the supporting net to be arranged at different heights so as to simulate various working conditions of the asphalt concrete test piece.
Furthermore, a heating device and a light-emitting device are arranged at the top of the inner cavity of the collecting barrel and used for simulating the conditions of the asphalt concrete test piece under different irradiation conditions or different air temperature conditions.
Has the advantages that: compared with the prior art, the utility model, have following advantage: 1. the utility model can realize the synchronous collection of the leachate and the volatile matter of the same asphalt concrete sample, has simple and convenient operation, shortens the experimental time, and avoids the experimental error possibly caused in the process of respectively collecting the leachate and the volatile matter of the asphalt concrete sample; 2. the utility model can separate the unnecessary substances from the volatile matters, thereby improving the accuracy of volatile matter characterization; 3. the utility model can simulate the environment of various asphalt concrete samples, and better study the influence of the leachate and volatile matters on the environment; 4. the utility model discloses the part is independent, can local maintenance or replacement after some parts break down, guarantees the continuation of research.
Drawings
Fig. 1 is a cross-sectional view of a first embodiment of the present invention;
FIG. 2 is a schematic view of a separator according to the present invention;
fig. 3 is a cross-sectional view of a second embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
First embodiment referring to fig. 1 and 2, an apparatus for simultaneously collecting asphalt concrete leachate and volatile matter comprises a collecting barrel 1, wherein a placing opening is formed in the top of the collecting barrel 1, a barrel cover 2 corresponding to the placing opening is detachably arranged on the top of the placing opening, and the placing opening is used for placing an asphalt concrete sample 5 in the collecting barrel 1 and inputting experimental liquid (such as hot water) into the collecting barrel 1; the bottom of the collecting barrel 1 is provided with a liquid outlet pipe 6; the top or the lateral wall upper portion of collecting vessel 1 sets up at least one blast pipe 3, the output of every blast pipe 3 can set up the separator 4 of a plurality of end to end connection as required, separator 4 includes casing 43, casing 43 upper and lower both sides set up respectively with casing 43 inner chamber communicating medium advance pipe 42 and medium exit tube 46, the casing 43 left and right sides sets up input tube 41 and output tube 44 respectively, connect through being spiral tubulose heat exchange tube 47 between input tube 41 and the output tube 44, set up separation branch 45 on the output tube 44.
The first embodiment is relatively simple in arrangement, but cannot completely meet the experimental requirements, the bottom surface of the asphalt concrete specimen 5 cannot be in contact with experimental liquid (such as hot water) in the experimental process, and the conditions under different irradiation conditions or different air temperature conditions cannot be simulated, so that the experimental result may have errors.
Second embodiment referring to fig. 2 and 3, a device for simultaneously collecting asphalt concrete leachate and volatile matters comprises a collecting barrel 1, wherein a placing opening is formed in the top of the collecting barrel 1, a barrel cover 2 corresponding to the placing opening is detachably arranged on the top of the placing opening, and the placing opening is used for placing an asphalt concrete sample 5 in the collecting barrel 1 and inputting experimental liquid (usually hot water) into the collecting barrel 1; the bottom of the collecting barrel 1 is provided with a liquid outlet pipe 6; at least one exhaust pipe 3 is arranged at the top of the collecting barrel 1 or the upper part of the side wall, a plurality of separators 4 connected end to end can be arranged at the output end of each exhaust pipe 3 according to requirements, each separator 4 comprises a shell 43, a medium inlet pipe 42 and a medium outlet pipe 46 communicated with the inner cavity of the shell 43 are respectively arranged at the upper side and the lower side of the shell 43, an input pipe 41 and an output pipe 44 are respectively arranged at the left side and the right side of the shell 43, the input pipe 41 and the output pipe 44 are connected through a spiral tubular heat exchange pipe 47, and a separation branch pipe 45 is arranged on the output pipe 44; two sliding chutes 9 used for supporting the net 7 to slide up and down are oppositely arranged in the collecting barrel 1, a plurality of positioning openings 91 are formed in the sliding chutes 9, and the positioning sheets 8 are detachably connected with the positioning openings 91. Spout 9 is used for holding in the palm and slides from top to bottom of net 7, spacer 8 is used for setting up holding in the palm net 7 at different heights, in order to simulate the various operating modes that bituminous concrete test piece 5 located, hold in the palm net 7 and spout 9 sliding connection, set up a plurality of through-hole on holding in the palm the net 7, bituminous concrete test piece 5 can be placed on holding in the palm net 7, soak under the operating mode of difference, the top of collection bucket 1 inner chamber sets up light source 10, light source 10 can give out light and generate heat, thereby the condition under different irradiation condition or different air temperature condition of simulation bituminous concrete test piece 5.

Claims (6)

1. The utility model provides a device of asphalt concrete leachate and volatile substance is collected simultaneously which characterized in that: the device comprises a collecting barrel (1), wherein a placing opening is formed in the top or the side wall of the collecting barrel (1), a sealing object corresponding to the placing opening is detachably arranged outside the placing opening, and a liquid outlet pipe (6) is arranged at the bottom of the collecting barrel (1); the top or the lateral wall upper portion of collecting vessel (1) set up and set up one blast pipe (3) at least, every the output of blast pipe (3) sets up separator (4) of a plurality of end to end connection, separator (4) are including output tube (44), set up separation branch pipe (45) on output tube (44).
2. The apparatus for simultaneously collecting leachate and volatiles from bituminous concrete according to claim 1, wherein: separator (4) include casing (43), casing (43) arbitrary relative both sides set up respectively with casing (43) inner chamber communicating medium advance pipe (42) and medium exit tube (46), casing (43) arbitrary relative both sides set up input tube (41) and output tube (44) respectively, connect through heat exchange tube (47) between input tube (41) and the output tube (44).
3. The apparatus for simultaneously collecting leachate and volatiles from bituminous concrete according to claim 2, wherein: the heat exchange tube (47) is in a spiral tubular shape.
4. The apparatus for simultaneously collecting leachate and volatiles from bituminous concrete according to claim 1, wherein: the collecting barrel (1) is internally detachably provided with a supporting net (7).
5. The apparatus for simultaneously collecting leachate and volatiles from bituminous concrete according to claim 4, wherein: two sliding chutes (9) used for supporting the net (7) to slide are oppositely arranged in the collecting barrel (1), and a plurality of positioning pieces (8) are detachably arranged on the sliding chutes (9).
6. The apparatus for simultaneously collecting leachate and volatiles from bituminous concrete according to claim 1, wherein: the top of the inner cavity of the collecting barrel (1) is provided with a heating device and a light-emitting device.
CN202220542128.0U 2022-03-14 2022-03-14 Device for simultaneously collecting asphalt concrete leachate and volatile matters Expired - Fee Related CN217103724U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220542128.0U CN217103724U (en) 2022-03-14 2022-03-14 Device for simultaneously collecting asphalt concrete leachate and volatile matters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220542128.0U CN217103724U (en) 2022-03-14 2022-03-14 Device for simultaneously collecting asphalt concrete leachate and volatile matters

Publications (1)

Publication Number Publication Date
CN217103724U true CN217103724U (en) 2022-08-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220542128.0U Expired - Fee Related CN217103724U (en) 2022-03-14 2022-03-14 Device for simultaneously collecting asphalt concrete leachate and volatile matters

Country Status (1)

Country Link
CN (1) CN217103724U (en)

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Granted publication date: 20220802