CN213658573U

CN213658573U - Infrared spectrum device for analyzing change of microstructure of asphalt

Info

Publication number: CN213658573U
Application number: CN202022574588.5U
Authority: CN
Inventors: 裴军军; 杨永恒; 甘季中; 郭启龙; 庞建利
Original assignee: Northwest Minzu University
Current assignee: Northwest Minzu University
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-09
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to an infrared spectrum device for analyzing the change of a microstructure of asphalt, which comprises an infrared spectrometer, the bottom end of the infrared spectrometer is fixedly connected with an inner rod, the outer side of the inner rod is connected with a base in a sliding manner, the bottom end of the inner rod is fixedly connected with a piston plate, and the piston plate is connected with the base in a sliding way, the outer side of the piston plate is provided with an oil hole, the outer side of the piston plate is fixedly connected with a sealing ring, and the sealing ring is connected with the base in a sliding way, through the arrangement of the first spring and the oil hole which are matched with the opening of the oil hole at the outer side of the piston plate, the elasticity of the first spring to the piston plate, the fixed connection of the piston plate, the sealing ring and the inner rod and the sliding connection of the inner rod and the base, when the device is placed, the device can be buffered and damped, so that the phenomenon that the device is damaged due to vibration is avoided, and the service life of the device is ensured.

Description

Infrared spectrum device for analyzing change of microstructure of asphalt

Technical Field

The utility model relates to an infrared spectroscopic analysis technical field specifically is an infrared spectroscopic device for pitch microstructure changes analysis.

Background

The infrared spectrometer is an instrument for analyzing molecular structure and chemical composition by utilizing absorption characteristics of substances to infrared radiation with different wavelengths, and generally comprises a light source, a monochromator, a detector and a computer information processing system, wherein the infrared spectrometer is divided into a dispersion type and an interference type according to the difference of light splitting devices, for the dispersion type double-light-path optical zero-balance infrared spectrophotometer, when a sample absorbs infrared radiation with certain frequency, the vibration energy level of the molecule jumps, the light with corresponding frequency in the transmitted light beam is weakened, and the intensity difference of corresponding radiation between a reference light path and a sample light path is caused, so that the infrared spectrum of a measured sample is obtained, along with the continuous development of the society, the infrared spectrometer is more and more applied, but when the infrared spectrometer which is partially researched based on the aging rule of matrix asphalt is placed and used, the infrared spectrometer cannot well buffer and absorb shock, because equipment is precision equipment, strong vibrations can lead to equipment to take place to damage to the life of equipment has been shortened, and partial infrared spectroscopy analytical equipment based on the ageing law research of matrix pitch is when putting the sample into equipment and analyzing, and the dust removal processing that can not be fine in addition, thereby can influence the analytical precision of sample when piling up a small amount of dust in inside, has influenced the normal use of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an infrared spectrum device for analysis of pitch microstructure changes to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an infrared spectrum device for analysis of asphalt microstructure change, includes the infrared spectroscopy appearance, pole in the fixedly connected with of infrared spectroscopy appearance bottom, interior pole outside sliding connection has the base, interior pole bottom end fixedly connected with piston plate, and piston plate and base sliding connection, the oilhole has been seted up in the piston plate outside, piston plate outside fixedly connected with sealing washer, and sealing washer and base sliding connection, piston plate bottom end fixedly connected with first spring, and the other end and the base fixed connection of first spring, controller and the signal lamp that sets up about infrared spectroscopy appearance right end fixedly connected with is.

Preferably, the number of the first springs is 4, and the first springs are symmetrically distributed at the bottom end of the infrared spectrometer.

Preferably, the top of infrared spectrometer shelters from lid top end fixedly connected with locating rack, locating rack left end intercommunication has the intake pipe, and the other end of intake pipe shelters from the lid intercommunication with the top of infrared spectrometer, the inboard sliding connection of locating rack has the support, the inboard sliding connection of support has the filter screen, locating rack right-hand member intercommunication has the air pump, and the right-hand member of air pump shelters from the lid intercommunication through the top of connecting pipe with infrared spectrometer.

Preferably, the top end of the support is spirally connected with a bolt, the bolt penetrates through the support, and the bolt is spirally connected with the positioning frame.

Preferably, the right end of the filter screen is slidably connected with a fixed rod, the fixed rod is slidably connected with the support, the right end of the outer side of the fixed rod is fixedly connected with a second spring, the other end of the second spring is fixedly connected with the support, and the right end of the inner side of the support is fixedly connected with a control switch.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arrangement of the first spring and the oil hole, the arrangement of the oil hole is matched with the arrangement of the oil hole outside the piston plate, the elasticity of the first spring to the piston plate, the fixed connection of the piston plate and the sealing ring as well as the inner rod and the sliding connection of the inner rod and the base, when the device is placed, the device can be buffered and damped, thereby avoiding the phenomenon of device damage caused by vibration and ensuring the service life of the device;

2. the utility model discloses in, through the filter screen and the control switch that set up, this kind sets up sliding connection of cooperation filter screen and dead lever and support, the second spring is to the elasticity of dead lever, the fixed connection of control switch and support, the screw connection of bolt and support and locating rack and the intercommunication of locating rack and intake pipe and air pump, before the use device, can remove dust to the analysis space of device and handle to avoided the dust to pile up the phenomenon that the device analysis precision that leads to receives the influence, guaranteed the normal use of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the filter screen of the present invention;

fig. 3 is a schematic view of the mounting structure of the piston plate of the present invention.

In the figure: 1-infrared spectrometer, 2-inner rod, 3-base, 4-piston plate, 5-oil hole, 6-sealing ring, 7-first spring, 8-locating rack, 9-air inlet pipe, 10-bracket, 11-filter screen, 12-air pump, 13-bolt, 14-fixing rod, 15-second spring, 16-control switch, 17-controller and 18-signal lamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an infrared spectrum device for analysis of pitch microstructure change, including

infrared spectrometer

1, 2 in the 1 bottom fixedly connected with of infrared spectrometer, 2 outside sliding connection in interior pole has

base

3, 2 bottom fixedly connected with piston plates 4 in interior pole, and piston plates 4 and 3 sliding connection of base, oilhole 5 has been seted up in the 4 outside of piston plates, this kind of setting has played the absorbing effect of buffering to the device, 4 outside fixedly connected with sealing washer 6 of piston plates, and sealing

washer

6 and 3 sliding connection of base, this kind of setting makes the leakproofness between piston plates 4 and the base 3 better, the first spring 7 of 4 bottom fixedly connected with of piston plates, and the other end and the 3 fixed connection of base of first spring 7, controller 17 and signal lamp 18 that set up about 1 right-hand member fixedly connected with of infrared spectrometer is.

The number of the first springs 7 is 4, the first springs 7 are symmetrically distributed at the bottom end of the infrared spectrometer 1, the damping and buffering effects of the device are better due to the arrangement, a positioning frame 8 is fixedly connected to the top end of a top shielding cover of the infrared spectrometer 1, the left end of the positioning frame 8 is communicated with an air inlet pipe 9, the other end of the air inlet pipe 9 is communicated with the top shielding cover of the infrared spectrometer 1, a support 10 is slidably connected to the inner side of the positioning frame 8, a filter screen 11 is slidably connected to the inner side of the support 10, an air pump 12 is communicated to the right end of the positioning frame 8, the right end of the air pump 12 is communicated with the top shielding cover of the infrared spectrometer 1 through a connecting pipe, the arrangement can perform dust removal treatment on an analysis space of the device, a bolt 13 is spirally connected to the top end of the support 10, the bolt 13 penetrates through the support 10, the bolt 13 is spirally connected, and dead lever 14 and support 10 sliding connection, dead lever 14 outside right-hand member fixedly connected with second spring 15, and the other end and the support 10 fixed connection of second spring 15, support 10 inboard right-hand member fixedly connected with control switch 16, this kind of setting is convenient for remind the staff to clear up filter screen 11.

The working process is as follows: all electrical appliances in the device are external power supplies, when the device is used, a shielding cover at the top end of an infrared spectrometer 1 is opened, then an analysis sample is placed into the infrared spectrometer 1, then the device is started through a controller 17, at the moment, an air pump 12 runs for thirty seconds, at the moment, air in a detection space of the infrared spectrometer 1 enters a positioning frame 8 through an air inlet pipe 9 and is filtered through a filter screen 11, then the air is pumped into the infrared spectrometer 1 again through the air pump 12, when the air is filtered, the more dust is filtered, the larger the wind resistance of the filter screen 11 is, at the moment, the filter screen 11 continuously pushes a fixed rod 14 rightwards, a second spring 15 is continuously compressed, when a control switch 16 is triggered, a signal lamp 18 lights a red light, at the moment, a worker needs to take down a bolt 13 to clean the filter screen 11, the filter screen 11 is reset after the cleaning is finished, and a buffering and damping mechanism is arranged at the bottom, when placing the device, interior pole 2 can constantly drive the sealing washer 6 in the piston plate 4 outside and take place to slide with base 3, and first spring 7 can constantly be compressed, and the inside oil of base 3 can constantly pass the oilhole to realized the buffering shock attenuation to the device, avoided the phenomenon that the equipment that the macroseism leads to damaged, guaranteed the life of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An infrared spectrum device for analyzing the change of a microstructure of asphalt comprises an infrared spectrometer (1) and is characterized in that: interior pole (2) of infrared spectroscopy (1) bottom fixedly connected with, interior pole (2) outside sliding connection has base (3), interior pole (2) bottom fixedly connected with piston plate (4), and piston plate (4) and base (3) sliding connection, oilhole (5) have been seted up in the piston plate (4) outside, piston plate (4) outside fixedly connected with sealing washer (6), and sealing washer (6) and base (3) sliding connection, the first spring (7) of piston plate (4) bottom fixedly connected with, and the other end and base (3) fixed connection of first spring (7), controller (17) and signal lamp (18) that set up about infrared spectroscopy (1) right-hand member fixedly connected with is.

2. Infrared spectroscopic apparatus for analysis of changes in the microstructure of bitumen according to claim 1, characterized in that: the number of the first springs (7) is 4, and the first springs (7) are symmetrically distributed at the bottom end of the infrared spectrometer (1).

3. Infrared spectroscopic apparatus for analysis of changes in the microstructure of bitumen according to claim 1, characterized in that: the top of infrared spectrometer (1) shelters from lid top end fixedly connected with locating rack (8), locating rack (8) left end intercommunication has intake pipe (9), and the other end of intake pipe (9) shelters from the lid intercommunication with the top of infrared spectrometer (1), locating rack (8) inboard sliding connection has support (10), support (10) inboard sliding connection has filter screen (11), locating rack (8) right-hand member intercommunication has air pump (12), and the right-hand member of air pump (12) shelters from the lid intercommunication through the top of connecting pipe with infrared spectrometer (1).

4. An infrared spectroscopic apparatus for analysis of changes in the microstructure of bitumen according to claim 3, characterized in that: the top end of the support (10) is spirally connected with a bolt (13), the bolt (13) penetrates through the support (10), and the bolt (13) is spirally connected with the positioning frame (8).

5. An infrared spectroscopic apparatus for analysis of changes in the microstructure of bitumen according to claim 3, characterized in that: filter screen (11) right-hand member sliding connection has dead lever (14), and dead lever (14) and support (10) sliding connection, dead lever (14) outside right-hand member fixedly connected with second spring (15), and the other end and support (10) fixed connection of second spring (15), support (10) inboard right-hand member fixedly connected with control switch (16).