CN204582713U - Filter - Google Patents

Abstract

The utility model proposes a kind of filter, comprise a closed tank, be provided with filter core in tank body, filter also comprises exhaust apparatus and fluid level control device; Tank body is located at by exhaust apparatus, and exhaust apparatus can be opened and closed the inner chamber being communicated with tank body; Fluid level control device is connected to exhaust apparatus and has a measurement end, and measure the inner chamber that tank body is stretched in end, fluid level control device can produce an opening and closing signal and be passed to exhaust apparatus, to control the opening and closing of exhaust apparatus.The filter that the utility model proposes, in the process that oil system runs, automatically degassing function can be realized, ensure filter core absolutely utilization rate, really meet the overall-in-one control schema requirement of whole oil system, and the automaticity of lifting means, makes filter play filtration to greatest extent.

Description

Filter

Technical field

The utility model relates to filter plant technical field, particularly relates to a kind of filter.

Background technology

Common oil system has lubricating oil system, turbine oil system, EH oil system, transformer oil system etc., oil system generally by various oil tank (petroleum tank, absolute oil tank, oil storage tank etc.), vacuum oil-filter, fuel pump module, oil strainer, heating module and various valve, the compositions such as oil pipe line, the entirety that each part forms an interlocking by various electromechanical element, can automatically regulate, realize separate men from machines, the object of automated system operation.Oil strainer is the necessary part of oil system composition, and be no matter the crude Treatment of various different cultivars, secondary oil process, or the size of oil system scale, oil strainer is one of them independent sector necessarily, indispensable.

Existing oil strainer, basic structure is fairly simple, is generally by cavity, filter core, filter core fixture, the compositions such as manually-operated gate exhaust blowdown valve port, oil inlet and outlet generally designs at the middle part of tank body with lower position, system cloud gray model often have gas buildup in tank above.Drain tap function on its middle filtrator is drained by the gas of oil strainer inside, staff just manually bleeds off the gas of filter when oil system runs and starts, allow oil completely submergence filter core, filter core competence exertion repertoire, but in the process that oil system runs, oil strainer inside can accumulate gradually gas, this part gas is that oil discharges through filter, and different oil products, the difference of oil heating-up temperature, the gas volume of release is different, gas buildup is many, slowly occupy oil strainer inner space, part filter core can be exposed in gas, cannot play a role, and greatly reduce the service life of filter core, generally the filter element filtering function of 10% ~ 50% is had not play a role.Can not drain gas in time causes entreprise cost to lose, if Large Oil system, the filter core cost used for a year is often in 1,000,000, and the backward production of manual exhaust is made and can be caused huge loss to enterprise.

Therefore, provide one can self-bleeding filter, become a large technical problem urgently to be resolved hurrily in this area.

Utility model content

The utility model will solve prior art middle filtrator and cannot gas residue be caused to reduce the technical problem of filter efficiency by automatic vent.

For solving the problems of the technologies described above, the utility model adopts following technical scheme:

The utility model proposes a kind of filter, comprise a tank body, be provided with filter core in described tank body, wherein, described filter also comprises exhaust apparatus and fluid level control device; Described exhaust apparatus is located on described tank body, and described exhaust apparatus can be opened and closed the inner chamber being communicated with described tank body; Described fluid level control device is connected to described exhaust apparatus and has a measurement end, the inner chamber of described tank body is stretched in described measurement end, described fluid level control device can produce an opening and closing signal and be passed to described exhaust apparatus, to control the opening and closing of described exhaust apparatus.

According to an embodiment of the present utility model, described tank body upper end has an opening, and described tank body comprises an end cap, and described end cap is fixed on described tank body upper end to close described opening.

According to another embodiment, described end cap is located at by described exhaust apparatus.

According to another embodiment, described fluid level control device is located at described end cap.

According to another embodiment, described fluid level control device is located at the sidewall of described tank body.

According to another embodiment, the measuring junction portion of described fluid level control device is positioned at above described filter core.

According to another embodiment, described exhaust apparatus is magnetic valve.

According to another embodiment, described fluid level control device is normally closed type fluid level controller.

As shown from the above technical solution, the beneficial effects of the utility model are: the filter that the utility model proposes, in the process that oil system runs, automatically degassing function can be realized, ensure filter core absolutely utilization rate, really meet the overall-in-one control schema requirement of whole oil system, and the automaticity of lifting means, make filter play filtration to greatest extent.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model filter one embodiment;

Fig. 2 is the electronic schematic diagram that the magnetic valve of the utility model filter one embodiment is connected with normally closed type fluid level controller.

1. tank body; 2. magnetic valve; 3. normally closed type fluid level controller.

Detailed description of the invention

The exemplary embodiments embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be the use explained in essence, and be not used to limit the utility model.

As shown in Figure 1, an embodiment of the filter that the utility model proposes.In the present embodiment, this filter mainly comprises tank body 1, magnetic valve 2 and the normally closed type fluid level controller 3 closed.Wherein, be provided with filter core in tank body 1, and tank body 1 upper end has an opening, and have the end cap that is fixed on tank body 1 upper end, this capping is in order to close this opening.

As shown in Figure 1, in the present embodiment, be located at the end face of tank body 1 end cap, and magnetic valve 2 can be opened and closed the inner chamber being communicated with tank body 1.Meanwhile, normally closed type fluid level controller 3 is used for the opening and closing of Controlling solenoid valve 2.Specifically, tank body 1 sidewall is located at by normally closed type fluid level controller 3, and is connected to magnetic valve 2 and has a measurement end, and the inner chamber of tank body 1 is stretched in this measurement end, normally closed type fluid level controller 3 can produce an opening and closing signal and be passed to magnetic valve 2, with the opening and closing of Controlling solenoid valve 2.Wherein, after the medium of such as oil is full of the inner chamber of tank body 1, the oil that band filters should submergence filter core completely, and namely liquid level should higher than filter core.Owing to being mingled with a large amount of gas in oil, and oil also can cutting out partial gas in filter process, causes these accumulated gases in the top of tank body 1 inner chamber, finally cause filter core part to be exposed to liquid level.Then, in the present embodiment, the measurement end of normally closed type fluid level controller 3 should be positioned at the top of filter core, to ensure the complete submergence filter core of liquid level, improves filter effect.

As shown in Figure 2, in the present embodiment, the degassing function of this filter realizes mainly through following steps: the measurement end of normally closed type fluid level controller 3 is immersed in oil, and the loop now between normally closed type fluid level controller 3 and magnetic valve 2 disconnects, and magnetic valve 2 does not work.When liquid level drops to the measurement end of enclosed fluid level controller (no longer contact with oil) when filter core part is exposed, circuit closed time normally closed between fluid level controller and magnetic valve 2, magnetic valve 2 is started working, and is discharged by the gas of tank body 1 inner chamber.Along with gas is discharged, liquid level rises, until end is measured in submergence again, magnetic valve 2 cuts out, and stops exhaust.

It should be noted that, the magnetic valve 2 selected in present embodiment and normally closed type fluid level controller 3 are exemplary, are not construed as limiting the present invention.In other embodiments, multiple device can be selected flexibly as exhaust apparatus and fluid level control device according to actual conditions, meet the self-bleeding function of filter.

Though exemplary embodiment describe filter of the present utility model with reference to several, should be understood that term used be illustrate and illustrative, and not restrictive.Specifically can implement in a variety of forms due to the utility model and not depart from its design or essence, therefore, above-described embodiment is not limited to any aforesaid details, and explain widely in the design that should limit in claim of enclosing and scope, therefore the whole change fallen in claim or its equivalent scope and remodeling all should be claim of enclosing and contained.

Claims (8)

1. a filter, comprises a tank body (1), and described tank body is provided with filter core in (1), it is characterized in that, described filter also comprises:

Exhaust apparatus, be located on described tank body (1), described exhaust apparatus can be opened and closed the inner chamber being communicated with described tank body (1); And

Fluid level control device, be connected to described exhaust apparatus and there is a measurement end, the inner chamber of described tank body (1) is stretched in described measurement end, and described fluid level control device can produce an opening and closing signal and be passed to described exhaust apparatus, to control the opening and closing of described exhaust apparatus.

2. filter according to claim 1, it is characterized in that, described tank body (1) upper end has an opening, and described tank body (1) comprises an end cap, and described end cap is fixed on described tank body (1) upper end to close described opening.

3. filter according to claim 2, is characterized in that, described end cap is located at by described exhaust apparatus.

4. filter according to claim 2, is characterized in that, described fluid level control device is located at described end cap.

5. filter according to claim 1, is characterized in that, described fluid level control device is located at the sidewall of described tank body (1).

6. filter according to claim 1, is characterized in that, the measuring junction portion of described fluid level control device is positioned at above described filter core.

7. filter according to claim 1, is characterized in that, described exhaust apparatus is magnetic valve (2).

8. filter according to claim 1, is characterized in that, described fluid level control device is normally closed type fluid level controller (3).