CN220399349U

CN220399349U - Instrument for measuring oxidation stability of gasoline

Info

Publication number: CN220399349U
Application number: CN202321822327.8U
Authority: CN
Inventors: 李岩; 李颖
Original assignee: Shenyang Tang De Laboratory Instrument Co ltd
Current assignee: Shenyang Tang De Laboratory Instrument Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-01-26
Anticipated expiration: 2033-07-12

Abstract

The utility model provides a tester for oxidation stability of gasoline, and belongs to the technical field of gasoline. The device comprises a shell and an agitating mechanism, wherein the upper surface of the shell is provided with a gas chromatograph, the agitating mechanism comprises a circular plate, the outer surface of the shell is provided with a motor, the output end of the motor is provided with the circular plate, one side surface of the circular plate is fixedly connected with a circular rod, the top of the shell and the position of one side of the motor are provided with through holes, the inside of the through holes is provided with a reactor, and the inside of the reactor is plugged with a sealing plate. Through the top installation motor at the shell, motor drive plectane rotates, alright control pole promotes branch and removes, and then drives the rolling disc and take place to rotate, alright drive puddler and rotate, can stir the inside liquid of reactor to detect petrol oxidation degree, this device can not make whole equipment shake, also can not make the motor use under the high temperature environment simultaneously, lifting means's result of use.

Description

Instrument for measuring oxidation stability of gasoline

Technical Field

The utility model relates to the technical field of gasoline, in particular to a tester for oxidation stability of gasoline.

Background

The tester for the oxidation stability of the gasoline is an instrument for testing the oxidation stability of the gasoline, and is mainly used for evaluating the rate and degree of oxidation reaction caused by contact of the gasoline with air under high-temperature conditions, and the test result of the tester for the oxidation stability of the gasoline can be used for evaluating the quality of the gasoline and determining which vehicles the tester is suitable for use. In an industrial process, technicians may determine the source of gasoline best suited for their product lines by testing different production sites and different brands of gasoline.

When the oxidation stability tester is used for testing, firstly, a gasoline sample to be tested is placed in a reactor, then, the temperature is raised to the testing temperature, and an oscillator is started to stir, during the testing process, chemical substances in the gasoline can be analyzed by a gas chromatograph to determine the concentration change of the chemical substances, and the testing time is usually between a few hours and tens of hours, depending on the precision and accuracy required by the testing.

However, in practical operation, the temperature needs to be raised during testing, so that the oscillator can be used in a high-temperature environment all the time, damage can occur under long-term use, the use is affected, the oscillator can vibrate the reactor, the whole body is vibrated, and the use effect of equipment is affected, so that a gasoline oxidation stability tester is provided to solve the problem.

Disclosure of Invention

In order to overcome the above disadvantages, the present utility model provides a gasoline oxidation stability tester which overcomes the above technical problems or at least partially solves the above problems.

The utility model is realized in the following way:

the utility model provides a tester for oxidation stability of gasoline, which comprises a shell, wherein a gas chromatograph is arranged on the upper surface of the shell;

an agitation mechanism, the agitation mechanism comprising;

the motor is mounted on the outer surface of the shell, a circular plate is mounted at the output end of the motor, a circular rod is fixedly connected to one side surface of the circular plate, a sliding groove is formed in the top of the shell, a sliding block is arranged in the sliding groove, the motor is fixedly mounted on the top of the sliding block, the bottom of the motor is fixedly connected with a base, the base is detachably connected with the shell, and the base is fixedly connected with the sliding block;

the rotary plate is provided with a through hole at the top of the shell and at one side of the motor, a reactor is arranged in the through hole, a sealing plate is plugged in the reactor, the rotary plate is rotatably arranged on the surface of the sealing plate, a supporting rod is fixedly connected with the upper surface of the rotary plate, a round hole is arranged at the top of the sealing plate, an annular groove is arranged on the inner wall of the round hole, a moving block is arranged in the annular groove and fixedly connected with the rotary plate, the supporting rod and the round rod are respectively and uniformly arranged on the surfaces of the rotary plate and the round plate, and the rotary plate is vertically arranged with the round plate;

stirring rod, stirring rod fixed mounting is in the bottom surface of rolling disc.

In a preferred scheme, the inside of shell fixed connection diaphragm, the upper surface fixed mounting electric plate of diaphragm, the bottom of reactor sets up the upper surface at the electric plate.

In a preferred scheme, the upper surface of the transverse plate is fixedly connected with a vertical plate, one side surface of the vertical plate is fixedly connected with an elastic clamping rod, and the reactor is arranged on the inner side of the elastic clamping rod.

In a preferred scheme, the electric heating plate is electrically connected with a temperature sensor, the temperature sensor is electrically connected with a PLC controller and a display, and the PLC controller is electrically connected with the electric heating plate.

In a preferred embodiment, the gas chromatograph is electrically connected to a detection head through a wire, the wire penetrates through the inside of the sealing plate, and the detection head is disposed below the sealing plate.

The utility model provides a tester for oxidation stability of gasoline, which has the beneficial effects that:

1. through the top installation motor at the shell, motor drive plectane rotates, alright control pole promotes branch and removes, and then drives the rolling disc and take place to rotate, alright drive puddler and rotate, can stir the inside liquid of reactor to detect petrol oxidation degree, this device can not make whole equipment shake, also can not make the motor use under the high temperature environment simultaneously, lifting means's result of use.

2. This device installs the elasticity grip lever on the riser to set up the motor as mobilizable at the shell top, can take out the inside of reactor from the shell, simultaneously with the feed end of closure plate plug at the reactor, conveniently advance the closure plate and take off from the reactor, so that pour out the inside liquid of reactor, also conveniently wash it simultaneously, so that use next time.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art;

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the reactor according to the present utility model;

FIG. 3 is a schematic view of the upper structure of the cross plate of the present utility model;

FIG. 4 is a schematic view of a closure plate structure according to the present utility model;

in the figure: 1. a housing; 2. a gas chromatograph; 3. an agitation mechanism; 31. a circular plate; 311. a motor; 312. a round bar; 32. a rotating disc; 321. a through hole; 322. a reactor; 323. a closing plate; 324. a support rod; 33. a stirring rod; 4. a cross plate; 5. an electric heating plate; 6. a riser; 7. an elastic clamping rod; 8. a temperature sensor; 9. a PLC controller; 10. a display; 11. a detection head; 12. a chute; 13. a base; 14. an annular groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a petrol oxidation stability apparatus, including shell 1 and stirring mechanism 3, the last surface mounting gas chromatograph 2 of shell 1, stirring mechanism 3 includes plectane 31, the surface mounting motor 311 of shell 1, plectane 31 is installed to motor 311's output, a side fixed connection round bar 312 of plectane 31, through-hole 321 is seted up at the position of shell 1's top and motor 311 one side, the inside of through-hole 321 sets up reactor 322, the inside plug of reactor 322 closes the board 323, rotate the installation rolling disc 32 on the surface of closing board 323, the last fixed surface connection branch 324 of rolling disc 32, puddler 33 fixed mounting is in the bottom surface of rolling disc 32.

In a preferred embodiment, the inside fixed connection diaphragm 4 of shell 1, the upper surface fixed mounting electric plate 5 of diaphragm 4, the bottom setting of reactor 322 is at the upper surface of electric plate 5, and this device detects petrol oxidation degree, needs to increase the temperature of petrol, and through the speed and the degree of oxidation reaction, determines that petrol influences the car, so at the upper surface mounting electric plate 5 of diaphragm 4, refuels petrol through electric plate 5, satisfies the detection needs.

In a preferred embodiment, the upper surface of the transverse plate 4 is fixedly connected with the vertical plate 6, one side surface of the vertical plate 6 is fixedly connected with the elastic clamping rod 7, the reactor 322 is arranged on the inner side of the elastic clamping rod 7, so that the elastic clamping rod 7 is arranged on the side surface of the vertical plate 6 for ensuring the stable use of the reactor 322, and the vertical plates 6 are arranged in two and are respectively arranged at the left side and the right side of the reactor 322, so that the elastic clamping rod 7 is arranged on both vertical plates 6 for lifting the stable use of the reactor 322, so that the reactor 322 is clamped and used stably.

In a preferred embodiment, the electric heating plate 5 is electrically connected with the temperature sensor 8, the temperature sensor 8 is electrically connected with the PLC controller 9 and the display 10, and the PLC controller 9 is electrically connected with the electric heating plate 5, although the temperature is required to be raised when detecting the oxidation degree of the gasoline, the temperature is too high to be dangerous, so that the temperature is required to be detected, the detection requirement can be met by setting the temperature to about 95 ℃, the temperature can be detected at any time through the temperature sensor 8, and the gasoline is ensured to be carried out under the safety condition.

The gas chromatograph 2 can analyze the chemical substances in the gasoline after the oxidation reaction to determine the oxidation degree of the gasoline, and for conveniently detecting the components of the gasoline, the gas chromatograph 2 is electrically connected with the detection head 11 through an electric wire, the electric wire penetrates through the inside of the sealing plate 323, and the detection head 11 is arranged below the sealing plate 323, so that the detection head 11 stretches into the gasoline to detect the components of the mixed liquid.

This device detects the degree of oxidation of petrol, need pour petrol into the inside of reactor 322, after the petrol detects, still need pour petrol, so set up spout 12 at the top of shell 1, the inside of spout 12 is provided with the slider, motor 311 fixed mounting is at the top of slider, the bottom fixed connection base 13 of motor 311, base 13 and shell 1 set up to detachable connection, base 13 and slider fixed connection, through control motor 311 removal, alright stagger the position of round bar 312 and branch 324, alright take out the closure plate 323 from in the reactor 322, with this liquid that pours out the inside of reactor 322, when taking out the reactor 322, still conveniently wash the inside of reactor 322, keep the inside of reactor 322 clean, so that the next time uses.

The device drives the stirring rod 33 to rotate by controlling the rotating disc 32 to rotate, a round hole is formed in the top of the sealing plate 323 for ensuring stable rotation of the rotating disc 32, the inner wall of the round hole is provided with the annular groove 14, a moving block is arranged in the annular groove 14 and fixedly connected with the rotating disc 32, and the rotating disc 32 can be controlled to stably rotate under the limit of the moving block, so that the stirring rod 33 can be controlled to stir the liquid in the reactor 322.

In order to automatically control the rotation of the rotating disc 32, the motor 311 drives the circular plate 31 to rotate, the round rod 312 pushes the supporting rod 324 to move, and the rotating disc 32 can be automatically controlled to rotate, so that the supporting rod 324 and the round rod 312 are arranged in a plurality and are respectively and uniformly arranged on the surfaces of the rotating disc 32 and the circular plate 31, and the rotating disc 32 is vertically arranged with the circular plate 31 so as to control the rotating disc 32 to rotate and drive the stirring rod 33 to rotate.

Specifically, the working process or working principle of the tester for the oxidation stability of the gasoline is as follows: in the case of testing using a gasoline oxidation stability tester, a gasoline sample to be tested is first placed in a reactor 322, then the temperature is raised to the test temperature and an oscillator is started to stir, and during the test, chemical substances in gasoline can be analyzed by a gas chromatograph 2 to determine the concentration change of the chemical substances, and the test time is usually between several hours and tens of hours, depending on the precision and accuracy required for the test.

However, in actual operation, the temperature needs to be raised during testing, so that the oscillator can be used in a high-temperature environment all the time, damage can occur under long-term use, the use is affected, and the oscillator not only protects the reactor 322 to vibrate, but also can vibrate as a whole, and the use effect of equipment is affected, so that the device is designed to solve the problem, and the device is particularly operated as follows, is connected with an external power supply, and then the gasoline is poured into the reactor 322, the feeding port of the reactor 322 in the device is set to be open, and the feeding port is arranged at the top of the reactor 322, so that the gasoline can be poured into the reactor 322 from the top of the shell 1, and other liquid needed to be used is placed in the reactor 322 in advance so as to react with the gasoline, thereby being convenient for detecting the oxidation degree of the gasoline.

When gasoline is poured into the reactor 322, the closed plate 323 is stuffed into the reactor 322, the device always sets the stirring rod 33 and the electric wire connected with the detection head 11 on the gas chromatograph 2 in the closed plate 323, so that after the closed plate 323 is positioned, the stirring rod 33 and the detection head 11 can be arranged in the liquid in the reactor 322, when the detection of the oxidation degree of the gasoline is started, the motor 311 and the electric heating plate 5 are turned on, the electric heating plate 5 heats the liquid in the reactor 322, the temperature is detected by the temperature sensor 8, the temperature is raised to about 95 ℃, the motor 311 is turned on, the circular plate 31 is driven to rotate by the motor 311, the circular rod 312 is driven to push the support rod 324 to move, and the rotating disc 32 is controlled to rotate, so that the stirring rod 33 is driven to rotate, and the liquid in the reactor 322 can be stirred.

The oxidation degree of gasoline can be known by detecting the composition of the solution by the gas chromatograph 2 after the gasoline reacts with the liquid in the reactor 322 at a high temperature for a while.

After the gasoline oxidation detection is finished, the motor 311 is controlled to move, so that the positions of the round rods 312 and the supporting rods 324 are staggered, the sealing plate 323 can be taken out from the reactor 322, then the reactor 322 is taken out from the elastic clamping rods 7, the liquid in the reactor 322 can be poured out, meanwhile, the inside of the reactor 322 can be cleaned, and after all is finished, the reactor 322 is restored to the original position.

It should be noted that the gas chromatograph 2, the motor 311, the electric hot plate 5, the temperature sensor 8, the PLC controller 9 and the display 10 are devices or apparatuses existing in the prior art, or are devices or apparatuses that can be implemented in the prior art, and power supply, specific components and principles thereof will be clear to those skilled in the art, so that detailed descriptions thereof will not be repeated.

Claims

1. The tester for the oxidation stability of the gasoline is characterized by comprising a shell (1), wherein a gas chromatograph (2) is arranged on the upper surface of the shell (1);

an agitation mechanism (3), the agitation mechanism (3) comprising;

a circular plate (31), wherein a motor (311) is arranged on the outer surface of the shell (1), the circular plate (31) is arranged at the output end of the motor (311), and one side surface of the circular plate (31) is fixedly connected with a circular rod (312);

the rotary disc (32), the top of the shell (1) and the position of one side of the motor (311) are provided with through holes (321), a reactor (322) is arranged in the through holes (321), a sealing plate (323) is plugged in the reactor (322), the rotary disc (32) is rotatably arranged on the surface of the sealing plate (323), and a supporting rod (324) is fixedly connected with the upper surface of the rotary disc (32);

and the stirring rod (33) is fixedly arranged on the bottom surface of the rotating disc (32).

2. The tester for oxidation stability of gasoline according to claim 1, wherein a transverse plate (4) is fixedly connected to the inside of the casing (1), an electric heating plate (5) is fixedly installed on the upper surface of the transverse plate (4), and the bottom of the reactor (322) is arranged on the upper surface of the electric heating plate (5).

3. The gasoline oxidation stability tester according to claim 2, wherein the upper surface of the transverse plate (4) is fixedly connected with a vertical plate (6), one side surface of the vertical plate (6) is fixedly connected with an elastic clamping rod (7), and the reactor (322) is arranged on the inner side of the elastic clamping rod (7).

4. A gasoline oxidation stability tester according to claim 3, wherein the electric heating plate (5) is electrically connected with a temperature sensor (8), the temperature sensor (8) is electrically connected with a PLC controller (9) and a display (10), and the PLC controller (9) is electrically connected with the electric heating plate (5).

5. The analyzer of claim 4, wherein the gas chromatograph (2) is electrically connected to the detecting head (11) through an electric wire, the electric wire penetrates through the inside of the sealing plate (323), and the detecting head (11) is disposed below the sealing plate (323).

6. The tester for oxidation stability of gasoline according to claim 5, wherein a chute (12) is formed in the top of the housing (1), a sliding block is arranged in the chute (12), and the motor (311) is fixedly mounted on the top of the sliding block.

7. The gasoline oxidation stability tester according to claim 6, wherein the bottom of the motor (311) is fixedly connected with a base (13), the base (13) is detachably connected with the housing (1), and the base (13) is fixedly connected with the sliding block.

8. The instrument for measuring oxidation stability of gasoline according to claim 7, wherein a circular hole is formed in the top of the sealing plate (323), an annular groove (14) is formed in the inner wall of the circular hole, a moving block is arranged in the annular groove (14), and the moving block is fixedly connected with the rotating disc (32).

9. The apparatus for measuring oxidation stability of gasoline according to claim 8, wherein the number of the supporting rods (324) and the number of the round rods (312) are several, and the supporting rods and the round rods are uniformly installed on the surfaces of the rotating disc (32) and the circular plate (31), respectively, and the rotating disc (32) is perpendicular to the circular plate (31).