CN213813232U - Temperature-controllable solution friction experiment device - Google Patents
Temperature-controllable solution friction experiment device Download PDFInfo
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- CN213813232U CN213813232U CN202022847721.XU CN202022847721U CN213813232U CN 213813232 U CN213813232 U CN 213813232U CN 202022847721 U CN202022847721 U CN 202022847721U CN 213813232 U CN213813232 U CN 213813232U
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Abstract
The utility model discloses a temperature-controllable solution friction experiment device, which comprises a container, a heating device, a disc sample clamp, a pin sample clamp, a heat sensor, a temperature control device and a circulating cooling device; a solution cavity is arranged in the container, the heating device and the heat sensor are arranged in the solution cavity, a disc sample clamp is arranged at the bottom of the solution cavity, and the disc sample clamp is used for clamping a disc sample; the pin sample clamp is arranged above the disc sample clamp and used for clamping a pin sample, the pin sample clamp is connected with a spindle of the friction testing machine, and the disc sample is in contact with the pin sample to be rubbed; an experimental solution is arranged in the solution cavity of the container; the container is provided with a water outlet which is communicated with the bottom of the solution cavity, the water outlet is provided with a conduit which is communicated with an inlet of the circulating cooling device, and an outlet of the circulating cooling device is communicated with the solution cavity. The device has strong universality and simple structure, and can carry out friction experiments by simulating various solution environments, thereby carrying out accurate temperature control and improving the experiment precision.
Description
Technical Field
The utility model belongs to the technical field of the friction experiment, specifically belong to a solution friction experiment device of controllable temperature.
Background
In various liquid environments, a large amount of friction and wear phenomena exist, for example, in plunger pumps in the environments of oceans, rivers and the like, a push rod of the plunger pump can rub against the surrounding inner wall in the moving process, balls or rolling balls in a bearing can rub against the inner ring and the outer ring of the bearing when rolling, and human joints or replacement joints in the body fluid environment can rub and wear at every moment of human body movement, so that the loss of the joints is caused, the material loss is aggravated by the friction and wear phenomena, the further application of parts is severely restricted, and in order to research the friction and wear mechanism in various solution environments and improve the friction and wear performance of the materials, a friction and wear environment which is more appropriate to the actual situation needs to be built.
At present, common friction and wear experiments can directly control test conditions such as load and rotating speed, but the temperature of test solution is very unstable, and a large amount of heat can be generated in the friction process, so that the temperature of the experiment environment is too high, the viscosity of some lubricating liquid can be increased, the oxidation reaction of solution or samples is accelerated, or the protein in some biomass solution is denatured, and the like, so that the experiment environment has great difference with the specific situation, and the obtained result has great deviation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the prior art, the utility model provides a solution friction experimental apparatus of controllable temperature, simple structure rubs the experiment through simulating various solution environment, carries out accurate accuse temperature and improves the experiment precision.
In order to achieve the above object, the utility model provides a following technical scheme:
a temperature-controllable solution friction experiment device comprises a container, a heating device, a disc sample clamp, a pin sample clamp, a heat sensor, a temperature control device and a circulating cooling device;
a solution cavity is arranged in the container, the heating device and the heat sensor are arranged in the solution cavity, a disc sample clamp is arranged at the bottom of the solution cavity, and the disc sample clamp is used for clamping a disc sample; the pin sample clamp is arranged above the disc sample clamp and used for clamping a pin sample, the pin sample clamp is connected with a spindle of the friction testing machine, and the disc sample is in contact with the pin sample to be rubbed; an experimental solution is arranged in the solution cavity of the container;
the container is provided with a water outlet which is communicated with the bottom of the solution cavity, the water outlet is provided with a conduit which is communicated with an inlet of the circulating cooling device, and an outlet of the circulating cooling device is communicated with the solution cavity.
Preferably, a boss is arranged at the center of the bottom of the solution cavity on the container, a groove is arranged at the bottom of the disc sample clamp, and the boss and the groove are fixed in an inserting fit mode.
Furthermore, the number of the bosses is not less than three, and the bosses are uniformly distributed at the bottom of the solution cavity.
Preferably, the disc sample holder is disposed at the center of the bottom of the solution chamber, and the heating means and the thermal sensor are symmetrically disposed centering on the disc sample holder.
Preferably, the bottom of the container is provided with a hydraulic jacking device.
Preferably, the outlet of the circulating cooling device is communicated with the side wall of the container through a conduit.
Preferably, the heating device and the thermal sensor are in wired connection with the temperature control device.
Preferably, the pin sample clamp is provided with a groove, and the pin sample is fixed on the groove of the pin sample clamp through a screw.
Preferably, the disc sample clamp is provided with a groove, and the disc sample is fixed on the groove of the disc sample clamp through a screw.
Preferably, the experimental solution is serum, normal saline, simulated body fluid, seawater, lubricating oil, electroplating solution, hydrochloric acid, sodium hydroxide solution or edible oil.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model provides a temperature-controllable solution friction experimental device, which reduces the temperature after the solution with overhigh temperature in a solution cavity flows into a circulating cooling device by arranging the circulating cooling device, a heating device and a heat sensor in a container, the solution is discharged back to the solution cavity, the heat sensor detects the temperature of the experimental solution, the heating device increases the temperature of the experimental solution in the container, the temperature control device regulates the on-off start and stop of the heating device and the circulating cooling device according to the electric signal transmitted back by the heat sensor, the purpose of simulating the actual solution environment when the sample is rubbed is achieved, the phenomenon that the temperature is too low in the rubbing process and the actual experimental environment is not met is avoided, or excessive heat is generated in the friction process, so that the temperature of the experimental environment is too high, the viscosity of certain lubricating liquid is increased, the oxidation reaction of the solution or the sample is accelerated, and the protein in certain biomass solution is denatured; the solution cavity arranged in the container can store liquid lubricant and experimental liquid in various environments, can also collect abrasive dust splashed in the friction process, avoids pollution and erosion of equipment carriers caused by the abrasive dust and the lubricant, indirectly maintains the equipment, and prolongs the service time of the equipment. The device has strong universality and is used for various experimental forms such as dry friction, titration, soaking and the like in the friction test.
Furthermore, a boss is arranged at the bottom of the solution cavity, and the boss and the groove of the disc sample clamp are fixed in a splicing matching mode. Is convenient for disassembly, assembly and cleaning.
Furthermore, the heating device and the heat sensor which are symmetrically arranged can not only ensure that the heat sensor is influenced by the heating device, but also ensure that the temperature of all the liquid in the solution cavity can reach a target value through the regulation and control of the temperature control device.
Furthermore, the hose is arranged at the water outlet, so that the device is convenient and quick, is convenient for removing excessive liquid and is convenient to clean.
Furthermore, a cooling device is arranged, the temperature of the solution is instantly reduced through the regulation and control of the temperature control device, and the influence of overhigh temperature of the solution on the experiment is prevented.
Drawings
Fig. 1 is a schematic structural diagram of a temperature-controllable solution friction experimental apparatus according to an embodiment of the present invention;
in the drawings: 1-vessel, 2-heating device, 3-plate sample clamp, 4-plate sample, 5-pin sample clamp, 6-pin sample, 7-screw, 8-heat sensor, 9-hydraulic lifting device, 10-water outlet, 11-temperature control device, 12-circulating cooling device, and 13-conduit.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
Examples
The utility model relates to a solution friction experimental apparatus of controllable temperature, including container 1, heating device 2, dish sample anchor clamps 3, round pin sample anchor clamps 5, heat sensor 8, hydraulic pressure jacking device 9, temperature regulating device 11 and circulative cooling device 12.
The container 1 is provided with a solution cavity, the heating device 2 and the heat sensor 8 are arranged in the solution cavity, the center of the bottom of the solution cavity on the container 1 is provided with a boss, the bottom of the disc sample clamp 3 is provided with a groove, and the boss and the groove are matched in an inserted manner to fix the disc sample clamp 3. The heating device 2 and the heat sensor 8 are symmetrically disposed with the disk sample holder 3 as the center. The disc sample clamp 3 is used for clamping a disc sample 4, a groove is formed in the disc sample clamp 3, and the disc sample 4 is fixed on the groove of the disc sample clamp 3 through a screw 7; the pin sample clamp 5 is arranged above the disc sample clamp 3, the pin sample clamp 5 is used for clamping a pin sample 6, a groove is formed in the pin sample clamp 5, and the pin sample 6 is fixed on the groove of the pin sample clamp 5 through a screw 7. The pin sample clamp 5 is connected with a main shaft of the friction tester, and the disc sample 4 is contacted with the pin sample 6 for friction; an experimental solution is arranged in the solution cavity of the container 1; the container 1 is provided with a water outlet 10, and the water outlet 10 is communicated with the bottom of the solution cavity. The bottom of the container 1 is provided with a hydraulic jacking device 9. The water outlet 10 is connected with a hose 13, the overheated solution can be introduced into the circulating cooling device 12, the cooled solution is introduced into the container 1 from the conduit 13 through the cooling effect of the circulating cooling device 12, and the outlet of the circulating cooling device 12 is communicated with the side wall of the container 1 through the conduit 13. The heating device 2 and the thermal sensor 8 are wired to a temperature control device 11.
Firstly, respectively installing a pin sample clamp 5 and a disc sample clamp 3 which are provided with a pin sample 6 and a disc sample 4 in a friction testing machine and a solution cavity of a container 1, injecting a required experimental solution into the solution cavity of the container 1, heating the solution from room temperature to 37 ℃ by using a temperature control device 11 through a heating device 2, starting a friction experiment, leading the temperature in the solution to rise along with the friction of the pin sample 6 and the disc sample 4, sensing the temperature rise by a heat sensor 8, closing the heating device 2 and starting a circulating cooling device 12 by the temperature control device 11, leading the liquid with the temperature higher than 37 ℃ to flow into the circulating cooling device 12 for cooling, and then discharged from the conduit 13 into the container 1, when the thermal sensor 8 detects a temperature lower than 37 c, the temperature control device 11 closes the circulating cooling device 12, starts the heating device 2, and continues heating to keep the temperature at about 37 ℃. After the experiment, the heating is stopped, and the water outlet is opened to discharge the liquid.
The experimental solution is serum, normal saline, simulated body fluid, seawater, lubricating oil, electroplating solution, hydrochloric acid, sodium hydroxide solution or edible oil, etc.
The utility model relates to a solution friction experimental apparatus of controllable temperature through setting up the solution chamber in the container, can store liquid lubricant and the experimental liquid under the various environment, also can collect the abrasive dust that splashes among the friction process, avoids abrasive dust and emollient to cause the pollution and the erosion of equipment carrier, indirect maintenance of equipment, extension equipment service time. The device has strong universality and is used for various experimental forms such as dry friction, titration, soaking and the like in the friction test. The solution is directly discharged through the pipeline of the water outlet, so that the liquid discharging device is convenient and quick to use and is convenient for discharging excessive liquid. Three bosses are arranged at the bottom of the solution cavity, and the three bosses are fixed with three grooves of the disc sample clamp in an inserting and matching mode. Can achieve the purpose of convenient disassembly and assembly and cleaning.
The temperature control device 11 can meet the temperature requirement of special lubrication working conditions, such as simulation of biological solutions such as body fluid, serum and the like, the temperature needs to be constant near the body temperature of 37 ℃, the temperature control device 11 realizes reasonable control of a temperature interval by means of system feedback of the heat sensor 8 through intermittent heating and matching with a circulating cooling device; the heating device 2 and the heat sensor 8 are located at the diagonal positions of the solution cavity, so that the heat sensor 8 is not only ensured to be influenced by the heating device 2, but also the temperature of all liquid in the solution cavity can be ensured to reach a target value through the regulation and control of the temperature control device 11. The temperature of the lubricant is monitored in real time, the temperature of oil is increased and the viscosity is changed due to high load or high speed in the friction process of some special lubricants such as lubricating oil and the like, so that the friction experiment result is influenced, and the temperature control device 11 can also monitor the temperature of the solution in real time and is convenient for experiment data recording.
Claims (10)
1. A temperature-controllable solution friction experiment device is characterized by comprising a container (1), a heating device (2), a disc sample clamp (3), a pin sample clamp (5), a heat sensor (8), a temperature control device (11) and a circulating cooling device (12);
a solution cavity is arranged in the container (1), the heating device (2) and the thermal sensor (8) are arranged in the solution cavity, a disc sample clamp (3) is arranged at the bottom of the solution cavity, and the disc sample clamp (3) is used for clamping a disc sample (4); the pin sample clamp (5) is arranged above the disc sample clamp (3), the pin sample clamp (5) is used for clamping a pin sample (6), the pin sample clamp (5) is connected with a spindle of a friction testing machine, and the disc sample (4) is in contact with the pin sample (6) for friction; an experimental solution is arranged in the solution cavity of the container (1);
the container (1) is provided with a water outlet (10), the water outlet (10) is communicated with the bottom of the solution cavity, a guide pipe (13) is arranged on the water outlet (10) and communicated with an inlet of the circulating cooling device (12), and an outlet of the circulating cooling device (12) is communicated with the solution cavity.
2. The temperature-controllable solution friction experiment device according to claim 1, wherein a boss is arranged at the center of the bottom of the solution cavity on the container (1), a groove is arranged at the bottom of the disc sample clamp (3), and the boss and the groove are fixed in an insertion fit manner.
3. The temperature-controllable solution friction experiment device according to claim 2, wherein the number of the bosses is not less than three, and the bosses are uniformly distributed at the bottom of the solution cavity.
4. A temperature-controllable solution friction experiment device according to claim 1, characterized in that the disk sample holder (3) is arranged at the center of the bottom of the solution chamber, and the heating device (2) and the thermal sensor (8) are arranged symmetrically with the disk sample holder (3) as the center.
5. A temperature-controllable solution friction experiment device according to claim 1, characterized in that the bottom of the container (1) is provided with a hydraulic jacking device (9).
6. A temperature-controlled solution friction experimental device according to claim 1, characterized in that the outlet of the circulation cooling device (12) is communicated with the side wall of the container (1) through a conduit (13).
7. A temperature-controllable solution friction experiment device according to claim 1, characterized in that the heating device (2) and the thermal sensor (8) are wired to the temperature control device (11).
8. A temperature-controllable solution friction experiment device as claimed in claim 1, wherein the pin sample clamp (5) is provided with a groove, and the pin sample (6) is fixed on the groove of the pin sample clamp (5) through a screw (7).
9. A temperature-controllable solution friction experiment device according to claim 1, characterized in that the disc sample clamp (3) is provided with a groove, and the disc sample (4) is fixed on the groove of the disc sample clamp (3) through a screw (7).
10. The temperature-controllable solution friction experiment device according to claim 1, wherein the experiment solution is serum, normal saline, simulated body fluid, seawater, lubricating oil, electroplating solution, hydrochloric acid, sodium hydroxide solution or edible oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022847721.XU CN213813232U (en) | 2020-12-01 | 2020-12-01 | Temperature-controllable solution friction experiment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022847721.XU CN213813232U (en) | 2020-12-01 | 2020-12-01 | Temperature-controllable solution friction experiment device |
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| CN213813232U true CN213813232U (en) | 2021-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848145A (en) * | 2021-09-18 | 2021-12-28 | 南京林业大学 | Temperature control structure device for lubricating liquid in reciprocating friction process |
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2020
- 2020-12-01 CN CN202022847721.XU patent/CN213813232U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848145A (en) * | 2021-09-18 | 2021-12-28 | 南京林业大学 | Temperature control structure device for lubricating liquid in reciprocating friction process |
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