Full-automatic spontaneous ignition point tester

Abstract

The utility model relates to the technical field of spontaneous ignition point testers, and discloses a full-automatic spontaneous ignition point tester which comprises a machine body, a supporting table is fixedly connected in the machine body, a testing assembly is arranged at the bottom of the supporting table, a gas supply assembly is arranged in the machine body and used for supplying gas, and the testing assembly comprises a supporting table. The multiple supporting tables are fixedly connected to the lower surface of the supporting table, a first motor is fixedly connected to the bottom of the supporting table, the output end of the first motor is fixedly connected with a transmission part, the transmission part is rotationally connected to the side walls of the supporting tables, and a connecting frame is fixedly connected to the side wall of the transmission part. According to the utility model, the bottom measuring probe is immediately driven to change at multiple angles through the movement of the side frame, so that the multi-angle sample detection is realized, and the measurement error caused by unperceived local temperature abnormity is avoided, therefore, the measured spontaneous ignition point data is closer to the real value, and the reliability and the accuracy of the measurement result of the device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to self-ignition point tester technical field especially relates to full -automatic self-ignition point tester. BACKGROUND

[0002] Full -automatic self-ignition point tester is the professional instrument that is designed and manufactured according to the industry standard, and the self-ignition point of running oil, fire -resistant oil etc. sample can be automatically determined, through accurate temperature control and monitoring system, under the condition without external fire source, gradually increasing the temperature of sample, when sample occurs self-ignition, automatically record temperature, and its automation operation improves the test efficiency and accuracy, and is widely used in petroleum, chemical industry etc.

[0003] Traditional full -automatic self-ignition point tester generally is composed of constant temperature bath body and electrical control part, and the constant temperature bath body is three-layer structure, and the outer layer is light weight heat preservation material of silty aluminum, and the middle layer is supported by ceramic cylinder heater, and the inner layer is stainless steel inner sleeve;The bath cover is multilayer structure, is equipped with flask clamping and sample feeder positioning device, and three position-adjustable position temperature sensing couplets are arranged on the bottom, sidewall and upper portion.Electrical control part takes CPU as the core, adopts PID control algorithm, and the temperature deviation is automatically controlled through the temperature signal feedback of three K-type thermocouples.

[0004] Traditional full -automatic self-ignition point tester adopts fixed position temperature sensing couplet and specific detection device on the structure, such as three-point temperature measurement, and the position of these components is relatively fixed, and it is difficult to adjust the angle and position flexibly, so that the sample cannot be detected at multiple angles, and then the measurement result is not comprehensive and accurate, and the temperature change and self-ignition characteristics of sample at different positions and angles cannot be fully reflected, which affects the accurate evaluation of sample self-ignition point and the accurate judgment of its combustion characteristics and safety. INVENTION CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides full -automatic self-ignition point tester, aims at improving the problem that the angle and position of traditional full -automatic self-ignition point tester are difficult to adjust flexibly, so that the sample cannot be detected at multiple angles, and then the measurement result is not comprehensive.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme: full -automatic self-ignition point tester, including the body, the body is fixedly connected with the support platform in the inside, the support platform bottom is provided with determination assembly, the body is provided with gas supply assembly in the inside, and the gas supply assembly is used for gas supply;

[0007] The determination assembly comprises support tables, a plurality of the support tables are fixedly connected to the lower surface of the table, a motor one is fixedly connected to the bottom of the table, a transmission part is fixedly connected to the output end of the motor one, the transmission part is rotationally connected to the side wall of the support table, a connecting frame is fixedly connected to the side wall of the transmission part, a worm wheel is rotationally connected in the connecting frame, a motor two is fixedly connected to the bottom of the table, a worm is fixedly connected to the output end of the motor two, the worm is engaged with the worm wheel, a side frame is fixedly connected to the side wall of the worm wheel, and a determination probe is fixedly connected to the bottom of the side frame.

[0008] Further, the gas supply assembly comprises gas supply bottles, and a plurality of the gas supply bottles are arranged in the machine body.

[0009] Further, the machine body is internally provided with a fixed table, and the fixed table is fixedly connected with left-right symmetrical supporting plates at the top.

[0010] Further, a circular groove is formed in each of the supporting plates, and a rotary table is fixedly connected to the top of each of the supporting plates.

[0011] Further, an electric push rod is fixedly connected to the bottom of each of the supporting plates, and a push column is fixedly connected to the output end of each of the electric push rods.

[0012] Further, the push column is slidingly connected in the circular groove, and a sliding shaft is fixedly connected to the top end of the push column.

[0013] Further, a rotating plate is rotationally connected in the rotary table, and an inclined groove is formed in the rotating plate.

[0014] Further, the sliding shaft is slidingly connected in the inclined groove, and a fixing ring is fixedly connected to the side wall of the rotating plate.

[0015] The utility model has the advantages of the following beneficial effects:

[0016] In the utility model, firstly, the motor one outputs rotary power to the transmission part, and finally, the movement of the side frame drives the multi-angle change of the bottom determination probe, so that multi-angle sample detection is realized, the multi-angle detection can realize omnibearing sensing of sample temperature change, the limitation of single-angle detection is compensated, the measurement error caused by the fact that local temperature abnormality is not perceived is avoided, the determined self-ignition point data is closer to the real value, and the reliability and accuracy of the measurement result of the device are greatly improved.

[0017] The utility model discloses, through the electric push rod to the push column output push force makes the push column inside the round groove vertical slide, and the final fixed ring carries out the fixed or unlocking of the gas supply bottle, realizes the convenient disassembly gas supply bottle, and this quick replacement's ability can reduce the downtime of instrument, improves the overall work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The utility model discloses a full -automatic spontaneous combustion point measuring instrument's perspective view is provided for the utility model;

[0019] Figure 2 The utility model discloses a full -automatic spontaneous combustion point measuring instrument's supporting platform structure schematic view is provided for the utility model;

[0020] Figure 3 The utility model discloses a full -automatic spontaneous combustion point measuring instrument's fixed platform structure schematic view is provided for the utility model.

[0021] Legend:

[0022] 1, machine body, 2, supporting platform, 3, motor one, 4, support platform, 5, motor two, 6, worm, 7, transmission part, 8, connecting frame, 9, worm wheel, 10, side frame, 11, measuring probe, 12, gas supply bottle, 13, fixed platform, 14, supporting plate, 15, electric push rod, 16, round groove, 17, push column, 18, rotary table, 19, rotary plate, 20, inclined groove, 21, sliding shaft, 22, fixed ring. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0024] Reference Figures 1-2 An embodiment provided by the utility model: full -automatic spontaneous combustion point measuring instrument, including machine body 1, machine body 1 inside fixed connection has supporting platform 2, and supporting platform 2 bottom is provided with measuring assembly, and machine body 1 inside is provided with gas supply assembly, and gas supply assembly is used for gas supply;

[0025] The measuring assembly comprises a support table 4, a plurality of support tables 4 are fixedly connected to the lower surface of the supporting table 2, the bottom of the supporting table 2 is fixedly connected with a motor 3, the output end of the motor 3 is fixedly connected with a transmission part 7, the transmission part 7 is rotatably connected to the side wall of the support table 4, the side wall of the transmission part 7 is fixedly connected with a connecting frame 8, the connecting frame 8 is rotatably connected with a worm wheel 9 in the inside, the bottom of the supporting table 2 is fixedly connected with a motor 5, the output end of the motor 5 is fixedly connected with a worm 6, the worm 6 is engaged with the worm wheel 9, the side wall of the worm wheel 9 is fixedly connected with a side frame 10, and the bottom of the side frame 10 is fixedly connected with a measuring probe 11.

[0026] Specifically, when the sample needs to be detected at multiple angles, the motor 3 is started, the motor 3 outputs rotary power to the transmission part 7, so that the transmission part 7 rotates on the side wall of the support table 4 and changes the inclination angle, the change of the angle of the transmission part 7 drives the side wall connecting frame 8 to rotate and changes the inclination angle of the connecting frame 8, and the connecting frame 8 in turn drives the bottom measuring probe 11 to change the horizontal axis detection angle, at the same time, the motor 5 is started, the motor 5 outputs rotary power to the worm 6 to make the worm 6 rotate and drive the worm wheel 9 to rotate by virtue of the engagement relationship with the worm wheel 9, the worm wheel 9 drives the side wall side frame 10 to rotate and changes the inclination angle, the movement of the side frame 10 drives the vertical axis angle of the bottom measuring probe 11, multiple angle sample detection is realized, the multiple angle detection can perceive the sample temperature change in all directions, makes up for the limitation of single angle detection, avoids the measurement error caused by the fact that the local temperature anomaly is not detected, makes the self-ignition point data closer to the true value, greatly improves the reliability and accuracy of the device measurement result, provides more accurate data basis for various sample temperature detection and related analysis work, helps to effectively promote the quality control and safety protection links in related scientific research projects and production processes, and promotes the continuous optimization and upgrading of related field technologies and accurate decision making.

[0027] Reference Figure 3 The gas supply assembly comprises a gas supply bottle 12, a plurality of gas supply bottles 12 are arranged in the machine body 1, a fixed table 13 is fixedly arranged in the machine body 1, the top of the fixed table 13 is fixedly connected with left-right symmetrical supporting plates 14, a circular groove 16 is formed in the inside of each supporting plate 14, a rotating table 18 is fixedly connected to the top of the supporting plate 14, an electric push rod 15 is fixedly connected to the bottom of the supporting plate 14, the output end of the electric push rod 15 is fixedly connected with a push column 17, the push column 17 is slidingly connected in the circular groove 16, a sliding shaft 21 is fixedly connected to the top end of the push column 17, a rotating plate 19 is rotatably connected in the inside of the rotating table 18, an inclined groove 20 is formed in the inside of the rotating plate 19, the sliding shaft 21 is slidingly connected in the inclined groove 20, and a fixed ring 22 is fixedly connected to the side wall of the rotating plate 19.

[0028] Specifically, when the gas supply bottle 12 needs to be disassembled for replacement, first start the electric push rod 15. After the electric push rod 15 is started, it will output a stable pushing force to the push column 17, so that the push column 17 slides in the vertical direction inside the circular groove 16. In the process of sliding, the push column 17 will drive the sliding shaft 21 at the top to produce synchronous displacement. The sliding shaft 21 will slide in the inclined groove 20 inside the rotating plate 19. Since the inclined groove 20 has a specific trajectory setting, the sliding of the sliding shaft 21 will make the rotating plate 19 stressed and pushed, and then rotate inside the rotating table 18. The rotation of the rotating plate 19 will drive the fixed ring 22 on the side wall to perform corresponding fixing or unlocking operation on the gas supply bottle 12, so as to realize convenient disassembly of the gas supply bottle 12. The ability to quickly replace the gas supply bottle 12 has important significance in actual application. It can effectively reduce the downtime of the instrument caused by the replacement of the gas supply bottle 12, so that the instrument can maintain a higher running time ratio, thereby improving the overall work efficiency, making the related work process more smoothly, reducing the time waste caused by equipment waiting, and in the regular maintenance of the gas supply bottle 12, such as checking whether the bottle body is damaged, whether the valve can work normally and other operations become more simple and easy. The operator can complete these maintenance work without using complex tools and going through complicated steps.

[0029] Working principle: first need to sample multi-angle detection, start motor 3, motor 3 to the transmission member 7 output rotary power, in turn make transmission member 7 in the support table 4 side wall rotation changes the inclination angle, immediately drive its side wall connecting frame 8 rotation and change their own inclination angle, connecting frame 8 immediately drive the bottom of the measuring probe 11 change horizontal axis detection angle, start motor 5, motor 5 to the worm 6 output rotary power, make the worm 6 rotation and through the meshing relationship with the worm gear 9 drive worm gear 9 rotation, worm gear 9 further drive its side wall side frame 10 also rotate and change the inclination angle, side frame 10 movement immediately drive the bottom of the measuring probe 11 vertical axis angle, reach multi-angle sample detection, multi-angle detection can all-round perception sample temperature change, make up the limitations of single angle detection, avoid the measurement error caused by local temperature anomaly is not perceived, so that the measured self-ignition point data is closer to the true value, greatly improve the reliability and accuracy of the device measurement results, when need to disassemble the gas cylinder 12 in order to replace, start electric push rod 15, electric push rod 15 to the push column 17 output push force make the push column 17 in the circular groove 16 inside vertical sliding, push column 17 in the sliding process drive its top slide shaft 21 synchronous displacement, slide shaft 21 in the inclined groove 20 in the rotating plate 19 inside sliding and due to the trajectory setting of inclined groove 20 make rotating plate 19 forced and further rotate in the rotary table 18 inside, rotating plate 19 rotation drive the side wall of the fixed ring 22 to the gas cylinder 12 are fixed or unlocked, realize the convenient disassembly gas cylinder 12, this kind of quick replacement ability can reduce the downtime of the instrument, improve the overall work efficiency. And, for the regular maintenance of the gas cylinder 12, such as checking whether the bottle body is damaged, valve is normal and so on operation also become more easily, without complex tools and tedious steps, reduce the maintenance cost and difficulty.

[0030] Finally, it should be noted that: the above only for preferred embodiments of the present application have, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the person skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A fully automatic self-ignition point tester comprising a machine body (1), characterized in that: The body (1) is internally connected with a table (2), the bottom of the table (2) is provided with a measuring assembly, the body (1) is internally provided with a gas supply assembly, and the gas supply assembly is used for gas supply; The measuring assembly comprises a support table (4), a plurality of support tables (4) are fixedly connected to the lower surface of the table (2), the bottom of the table (2) is fixedly connected with a motor one (3), the output end of the motor one (3) is fixedly connected with a transmission member (7), the transmission member (7) is rotatably connected to the side wall of the support table (4), the side wall of the transmission member (7) is fixedly connected with a connecting frame (8), the connecting frame (8) is rotatably connected with a worm wheel (9) in the inside, the bottom of the table (2) is fixedly connected with a motor two (5), the output end of the motor two (5) is fixedly connected with a worm (6), the worm (6) is engaged with the worm wheel (9), the side wall of the worm wheel (9) is fixedly connected with a side frame (10), and the bottom of the side frame (10) is fixedly connected with a measuring probe (11).

2. The fully automatic self-ignition point tester according to claim 1, characterized in that: The gas supply assembly comprises a gas supply bottle (12), and a plurality of gas supply bottles (12) are arranged in the body (1).

3. The fully automatic self-ignition point tester according to claim 2, characterized in that: The body (1) is internally fixed with a fixed table (13), and the top of the fixed table (13) is fixedly connected with left-right symmetrical supporting plates (14).

4. The full-automatic self-ignition point tester according to claim 3, characterized in that: Each supporting plate (14) is internally provided with a circular groove (16), and the top of the supporting plate (14) is fixedly connected with a rotary table (18).

5. The fully automatic self-ignition point tester according to claim 4, characterized in that: The bottom of the supporting plate (14) is fixedly connected with an electric push rod (15), and the output end of the electric push rod (15) is fixedly connected with a push column (17).

6. The fully automatic self-ignition point tester according to claim 5, characterized in that: The push column (17) is slidably connected in the circular groove (16), and the top end of the push column (17) is fixedly connected with a sliding shaft (21).

7. The fully automatic self-ignition point tester according to claim 6, characterized in that: The rotary table (18) is rotatably connected with a rotating plate (19) in the inside, and the rotating plate (19) is internally provided with an inclined groove (20).

8. The full-automatic autoignition point tester according to claim 7, characterized in that: The sliding shaft (21) is slidably connected in the inclined groove (20), and the side wall of the rotating plate (19) is fixedly connected with a fixed ring (22).

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