CN208984242U - A kind of environmental chamber for the test of motor oil sensor - Google Patents

Abstract

The utility model discloses a kind of environmental chambers for the test of motor oil sensor, belong to sensor performance the field of test technology, it includes shell, fuel tank and mounting plate, the open end of fuel tank is connect with mounting plate, multiple jacks for being inserted into for sensor are offered on mounting plate, fuel tank is vacantly arranged inside the shell and the open end of mounting plate closure by mounting plate, having heaters is arranged in tank bottoms, heater is connect by heating cable with the air plug connector of setting on the shell, because being folded with air between fuel tank and shell, so that fuel tank does not contact directly with outside air, reduce the loss of oily the temperature inside the box, play insulation effect, so that the rate of the heating of lubricating oil improves in fuel tank, reduce the waste of thermal energy.

Description

A kind of environmental chamber for the test of motor oil sensor

Technical field

The utility model relates to sensor performance the field of test technology, more particularly to one kind to be used for motor oil sensor The environmental chamber of test.

Background technique

The major function of oil system is the lubrication for ensureing revolving part (such as gear, bearing), heat dissipation, i.e. mitigation component mill It damages, take away the heat that friction generates.Oil system temperature monitoring can be seen that the state of temperature of lubricating oil at this time, as needed can be right Lubricating oil cools down.The monitoring of oil system metal fillings, it can be seen that components working condition and intact degree, according to abrasion development Process, penalty trend analysis, decide whether to repair.On the one hand failure can be forecast in advance, avoid because of individual parts Premature failure and cause the more catastrophe failures of components；On the other hand, it can effectively avoid superfluous maintenance, effectively control aviation rotation The maintenance cost for turning part guarantees that it has higher comprehensive utilization ratio and serviceability rate.

Revolving part can generate that iron, aluminium, magnesium, copper etc. is ferromagnetic and non-ferromagnetic metal bits, quantity and size during operation Directly reflect its abrasion condition；If granularity is larger or apparent chip off-falling, it is likely to abnormal gear tooth breakage or axis Caused by raceway, the roller held peels off in early days；If granularity is smaller, quantity is in regularity variation, it may be possible to normal wear.Work as cunning It after metal fillings in oil is contacted with revolving part, rubs with revolving part, exacerbates the abrasion of revolving part, by detection lubricating oil The timely renewal of oil of metal fillings content can extend the service life of revolving part.Metal fillings sensor can be used for afore-mentioned It is detected.

In the development process of lubricating oil metal fillings sensor, the function to metal fillings sensor, performance is needed to test Verifying.Existing simulation box does not have heat insulation function, and heat is easy to be lost, need during the test for a long time to lubricating oil It is heated, more waste of resource.

Utility model content

The purpose of this utility model, which is that, provides a kind of environmental chamber for the test of motor oil sensor, tool The advantages of environment where having simulation lubricating oil, heat preservation is tested convenient for lubricating oil sensor, reduces the wasting of resources.

To achieve the goals above, the technical solution adopted in the utility model is: one kind being used for motor oil sensor The environmental chamber of test, including shell, fuel tank, heater and mounting plate, the open end of the fuel tank are connect with mounting plate, peace Multiple jacks for being inserted into for sensor are offered in loading board, the fuel tank is vacantly arranged inside the shell and is pacified by mounting plate Having heaters is arranged in the open end of loading board closure, the tank bottoms, and the heater is existed by heating cable and setting Air plug connector connection on shell.

Implement above-mentioned technical proposal, operator adds lubricating oil into fuel tank and is added into lubricating oil a certain amount of when detecting Metal fillings, then air plug connector is connected to power supply by conducting wire, so that the lubricating oil in heater heating fuel tank, then to inserting Mounting temperature sensor and metal fillings sensor at hole observe oil temperature at this time by temperature sensor, because pressing from both sides between fuel tank and shell Equipped with air, so that fuel tank does not contact directly with outside air, the loss of oily the temperature inside the box is reduced, insulation effect is played；Because of oil Case is vacantly arranged, and reduces the contact point of fuel tank and shell, and the heat reduced in fuel tank is largely transferred under the action of heat transfer The phenomenon that shell, occurs, and improves the insulation effect for the environmental chamber that motor oil sensor is tested；So that fuel tank The rate of the heating of interior lubricating oil improves, and reduces the waste of thermal energy；The setting of multiple jacks is so that operator can be to multiple sensings Device is detected simultaneously, reduces the waste of resource.

Further, the top of shell is arranged in the air plug connector.

Implement above-mentioned technical proposal, the setting of air plug connector facilitates operator to use conducting wire and air plug connector in housing top end Connection, squats down without operator and operates.

Further, the top of the shell is provided with a corral column, and the inner ring side of fence is arranged in the air plug connector.

Implement above-mentioned technical proposal, the setting of fence facilitate operator carry this be used for motor oil sensor test Environmental chamber, after conducting wire is connect with air plug connector, conducting wire is ridden on fence, and the setting of fence can be prevented effectively When to oil tank heating, the conducting wire connecting with air plug connector is touched with mounting plate, reduces the phenomenon that conducting wire is damaged because of overheat, The service life of extension lead.

Further, air vent is offered on the mounting plate.

Implement above-mentioned technical proposal, the setting of air vent reduces air pressure in fuel tank so that air pressure balance inside and outside fuel tank Excessively high and generation the phenomenon that make sensor degradation.

Further, the fuel outlet ball valve being connected to heater is provided on the side wall of the shell.

Implement above-mentioned technical proposal, the setting of fuel outlet ball valve facilitates operator after the completion of test by the lubricating oil in fuel tank It takes out.

Further, the overflow pipe being connected to fuel tank is provided on the side wall of the shell.

Implement above-mentioned technical proposal, is more than specified altitude after lubricating oil reaches specified altitude when injecting lubricating oil into fuel tank Lubricating oil from overflow pipe flow out, operator stops adding lubricating oil into fuel tank at this time；The setting of overflow pipe facilitates operator Know whether the liquid level of lubricating oil in fuel tank reaches specified altitude assignment.

Further, the shell and bottom is provided with support base, support base is provided with rubber pad far from one end of shell.

Implement above-mentioned technical proposal, the setting of support base reduces contact of the shell with ground, and having for rubber pad is preferable Thermal resistance effect, the heat reduced on shell are lost from support base, while in placement, this is used to start for the setting reduction of rubber pad The noise that support base and collision on the ground generate when the environmental chamber of machine lubricating oil sensor test.

Further, the jack includes metal fillings detection mouth and temperature detection mouth, and multiple metal fillings detection mouths are with mounting plate Middle line centered on be uniformly arranged along its circumferencial direction, multiple temperature detection mouths are arranged centered on the middle line of mounting plate along its circle Circumferential direction is uniformly arranged and side of the metal fillings detection mouth far from mounting plate middle line is arranged in.

Implement above-mentioned technical proposal, multiple metal fillings detection mouths and temperature detection mouth are along the circumferential direction equal on a mounting board Even setting, reduction cause sensor detection the generation of the phenomenon that error occur because of position difference, improve the accuracy of the test.

Compared with the prior art, the advantages of the utility model are:

One, because being folded with air between fuel tank and shell, so that fuel tank does not contact directly with outside air, temperature in fuel tank is reduced The loss of degree, plays insulation effect；

Two, the contact point of fuel tank and shell is reduced, the heat reduced in fuel tank is largely transferred under the action of heat transfer The phenomenon that shell, occurs, and improves the insulation effect for the environmental chamber that motor oil sensor is tested；So that fuel tank The rate of the heating of interior lubricating oil improves, and reduces the waste of thermal energy；

Three, the setting of fence can effectively prevent when to oil tank heating, the conducting wire connecting with air plug connector and installation Plate touches, and reduces the phenomenon that conducting wire is damaged because of overheat, the service life of extension lead；

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model embodiment；

Fig. 2 is the schematic diagram of the section structure of the utility model embodiment.

In figure: 1, shell；11, fence；12, fuel outlet ball valve；13, overflow pipe；14, support base；2, fuel tank；3, heater； 31, cable is heated；32, air plug connector；4, mounting plate；41, air vent；5, jack；51, metal fillings detection mouth；52, temperature detection Mouthful.

Specific embodiment

The utility model is described in further detail below.

Embodiment:

As shown in Figure 1, 2, it is a kind of for motor oil sensor test environmental chamber, including shell 1, fuel tank 2, The open end of heater 3 and mounting plate 4, fuel tank 2 connect with mounting plate 4, is offered on mounting plate 4 for being inserted into for sensor Multiple jacks 5.Jack 5 includes metal fillings detection mouth 51 and temperature detection mouth 52, and in the present embodiment, metal fillings detection mouth 51 is set Four are set to, temperature detection mouth 52 is set as four, and four metal fillings detection mouths 51 are centered on the middle line of mounting plate 4 along its circle Circumferential direction is uniformly arranged, and four settings of temperature detection mouth 52 are uniformly arranged centered on the middle line of mounting plate 4 along its circumferencial direction And side of the metal fillings detection mouth 51 far from 4 middle line of mounting plate is set.The metal fillings detection adjacent with two of temperature detection mouth 52 Gap face setting between mouth 51 can reduce the big of mounting plate 4 to the space needed for reducing jack 5 on mounting plate 4 It is small, it can be achieved that the motor oil sensor test environmental chamber overall volume reduce, be moved easily and carry.Installation The air vent 41 to make 2 inside and outside air pressure balance of fuel tank is additionally provided on plate 4.

As shown in Figure 1, 2, fuel tank 2 is vacantly arranged in shell 1 and the opening of 4 closure 1 of mounting plate by mounting plate 4 Having heaters 3 is arranged in end, 2 bottom of fuel tank, and heater 3 passes through heating cable 31 and the air plug connector 32 that 1 top of shell is arranged in Connection.The top of shell 1 is provided with a corral column 11, and the inner ring side of fence 11 is arranged in air plug connector 32.Facilitating operator Member rides on fence 11 after while moving conducting wire being connect with air plug connector 32, prevents fence 11 from contacting with mounting plate 4, subtracts Few conducting wire because 4 temperature of mounting plate is higher damage the phenomenon that.

As shown in Figure 1, 2, the fuel outlet ball valve 12 being connected to 3 bottom wall of heater is provided on the side wall of shell 1, convenient for operation Personnel take out the lubricating oil in fuel tank 2 after the completion of test, are provided with the overflow pipe 13 being connected to fuel tank 2 on the side wall of shell 1, To facilitate operator to determine whether the lubricating oil liquid level in fuel tank 2 reaches specified altitude assignment.In the present embodiment, overflow pipe 13 is remote It is additionally provided with overflow valve from 2 end of fuel tank, fuel outlet ball valve 12 and overflow pipe 13 are arranged on the same side wall of shell 1, facilitate behaviour Make personnel to connect using pipeline with fuel outlet ball valve 12 and overflow pipe 13.

Shell 1 and bottom be provided with to prevent shell 1 and ground face contact support base 14, support base 14 is far from shell 1 one end is provided with heat-insulated and noise control rubber pad (not shown).

Use process:

Operator injects lubricating oil into fuel tank 2 first, after the lubricating oil in fuel tank 2 is overflowed from overflow pipe 13, operator Member closes overflow valve, and metal fillings sensor and temperature sensor are then separately mounted to metal fillings detection mouth 51 and temperature is examined Survey mouth 52.Conducting wire is connect with air plug connector 32 then, and is powered.Heater 3 at this time heats the lubricating oil in fuel tank 2, Subsequent operator starts to detect, and records data.

After the completion of test, power supply is closed, separates guiding with air plug connector 32, opening fuel outlet ball valve 12 will be in fuel tank 2 Lubricating oil takes out.It is additionally provided with plug in the present embodiment, after the lubricating oil in fuel tank 2 takes out, plug is got lodged at jack 5, is prevented Only it is contaminated inside fuel tank 2.

Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments Explanation be merely used to help understand the method and its core concept of the utility model；Meanwhile for the general technology of this field Personnel, based on the idea of the present invention, there will be changes in the specific implementation manner and application range, practical new to this The change and improvement of type will be possible, the conception and scopes without exceeding accessory claim defined, in conclusion this Description should not be construed as a limitation of the present invention.

Claims (8)

1. a kind of environmental chamber for the test of motor oil sensor, which is characterized in that including shell (1), fuel tank (2), the open end of heater (3) and mounting plate (4), the fuel tank (2) is connect with mounting plate (4), and mounting plate offers on (4) Multiple jacks (5) for being inserted into for sensor, the fuel tank (2) by mounting plate (4), vacantly in shell (1) and pacify by setting Having heaters (3) are arranged in the open end of loading board (4) closure (1), fuel tank (2) bottom, and the heater (3) is by adding Electric heating cable (31) is connect with the air plug connector (32) being arranged on shell (1).

2. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that Top of air plug connector (32) setting in shell (1).

3. a kind of environmental chamber for the test of motor oil sensor according to claim 2, which is characterized in that The top of the shell (1) is provided with a corral column (11), and the air plug connector (32) is arranged in the inner ring side of fence (11).

4. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that Air vent (41) are offered on the mounting plate (4).

5. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that The fuel outlet ball valve (12) being connected to heater (3) is provided on the side wall of the shell (1).

6. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that The overflow pipe (13) being connected to fuel tank (2) is provided on the side wall of the shell (1).

7. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that The shell (1) and bottom is provided with support base (14), support base (14) is provided with rubber pad far from the one end of shell (1).

8. a kind of environmental chamber for the test of motor oil sensor according to claim 1, which is characterized in that The jack (5) includes metal fillings detection mouth (51) and temperature detection mouth (52), and multiple metal fillings detection mouths (51) are with mounting plate (4) it is uniformly arranged centered on middle line along its circumferencial direction, multiple temperature detection mouths (52), which are arranged with the middle line of mounting plate (4), is Center is uniformly arranged along its circumferencial direction and the side in metal fillings detection mouth (51) far from mounting plate (4) middle line is arranged.