CN210422941U

CN210422941U - Novel oil tank for vacuum pump

Info

Publication number: CN210422941U
Application number: CN201921425270.1U
Authority: CN
Inventors: 吴斌华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-04-28
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a novel oil tank for in vacuum pump belongs to vacuum pump oil tank technical field. It has solved the weak and poor problem of filter effect of current vacuum pump oil tank filter capacity. This a novel oil tank for in vacuum pump, box including the integral type and the case lid of the integral type of butt joint with the box, box and case lid cooperation are connected and are formed an inclosed chamber that holds, be provided with the partition wall that will hold the chamber and fall into two regions in the box, two regions are oil storage chamber and filter chamber respectively, be provided with in the filter chamber and be used for filter oil, the filter equipment one of gas, the oil storage intracavity also is provided with and is used for filter oil, the filter equipment two of gas, it is provided with a plurality of outside archs and can be with two spacing posts one of filter equipment to lie in on the lateral wall of partition wall in the oil storage intracavity, it is provided with a plurality of outside archs and can be with two spacing posts two of filter equipment to lie in the oil storage intracavity on. The utility model has the advantages of strong filtering capacity and good filtering effect.

Description

Novel oil tank for vacuum pump

Technical Field

The utility model belongs to the technical field of the vacuum pump oil tank, a vacuum pump oil tank is related to, in particular to novel oil tank for in the vacuum pump.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method.

The vacuum pump comprises a pump body, an oil tank and an oil filling opening, wherein the oil tank is located below the pump body and used for storing oil, and the oil filling opening is used for filling oil into the oil tank. Have a partition wall in the current oil tank and through this partition wall with inside oil storage chamber and the filter chamber of forming of oil tank, and be provided with in the filter chamber and filter, when opening the oiling mouth, gaseous towards external world rush out, because the setting of filtering piece can keep off partial fluid check, prevent that gaseous drive a large amount of fluid from spouting and leading to the pollution to the surrounding environment in the oiling mouth. But inside filter equipment quantity of current oil tank is single and the installation leads to the filter effect not good too simply, still can have a large amount of fluid to spray to the external world when the oiling, leads to the pollution of all ring edge borders to cause harm even to the human body.

Disclosure of Invention

The utility model aims at providing a novel oil tank that is arranged in vacuum pump that filter capacity is strong and filter effect is good to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: a novel oil tank for a vacuum pump comprises an integrated tank body and an integrated tank cover butted with the tank body, wherein the tank body and the tank cover are connected in a matching way to form a closed accommodating cavity, a partition wall for dividing the accommodating cavity into two areas is arranged in the tank body, the two areas are an oil storage cavity and a filter cavity respectively, the filter cavity is positioned above the oil storage cavity, and a first filter device for filtering oil and gas is arranged in the filter cavity. And an oil injection nozzle communicated with the inside of the oil storage cavity is arranged at the bottom of the box body.

In foretell a novel oil tank for in vacuum pump, the upwards arch of case lid top have the oil feed portion that links to each other with the pump body the intracavity an organic whole that holds that the case lid corresponds is connected with the baffle with partition wall matched with, the below of baffle is provided with the filter equipment three that is used for filtered oil, gas in the rear that is located oil feed portion.

In the novel oil tank for the vacuum pump, a fixing part for fixing the filtering device is arranged at the position, close to the filtering cavity, of the side part of the tank body.

In the above-mentioned a novel oil tank for in vacuum pump, the mounting by install the fixed part on the box lateral wall and both ends connect the fixed part respectively and filter equipment one the dead lever constitute, set up the mounting hole that supplies the fixed part installation on the lateral wall of box.

In foretell a novel oil tank for in vacuum pump, box and case lid all be square structure, the case lid on be provided with oil inlet and the oil drain port that is linked together with oil storage intracavity portion.

In foretell a novel oil tank for in vacuum pump, be equipped with the annular groove on the fitting surface of case lid, the annular groove embedded have O type sealing washer.

In the above novel oil tank for a vacuum pump, the first filtering device, the second filtering device and the third filtering device are metal filter elements or metal filter screens or fiber paper filters.

In the novel oil tank for the vacuum pump, the number of the second filtering devices is one or more.

In foretell a novel oil tank for in vacuum pump, the lateral part of box is close to the position department in oil storage chamber and is provided with fluid observation port, the lateral wall of box on be provided with a plurality of heat dissipation muscle.

In the above novel oil tank for the vacuum pump, a baffle for limiting and fixing the inner end part of the tank cover is arranged at a position corresponding to the first filtering device.

Compared with the prior art, a large amount of oil in the novel oil tank used in the vacuum pump is filtered by the second filtering device and blocked, so that the oil is stagnated in the oil storage cavity, the oil cannot enter the filtering cavity and the first filtering device, the service life of the first filtering device is greatly prolonged, and meanwhile, the oil cannot be sprayed outwards from the filtering cavity; in addition, when the oil injection nozzle is opened, the oil is blocked by the multilayer filtering device, so that the oil cannot be driven to be sprayed out of the oil injection nozzle due to the impact force of gas, the problem that the oil splashes outwards when the oil injection nozzle is opened can be effectively solved, and the oil injection nozzle has the advantages of strong filtering capability and good filtering effect; the second filtering device is fixed by the plurality of limiting pieces, so that the second filtering device is prevented from shifting in the working process; the square box body and the square box cover can keep the appearance style of the original oil tank and are easy to die-cast; the arrangement of the O-shaped sealing ring can meet the sealing requirement, and the sealing is reliable; the arrangement of the heat dissipation ribs can dissipate heat to the surrounding environment, and the oil temperature is reduced.

Drawings

Fig. 1 is a schematic perspective view of a tank body and a tank cover in a novel oil tank for a vacuum pump.

Fig. 2 is a schematic front view of the tank body in the novel oil tank for the vacuum pump.

Fig. 3 is a schematic front view of the cover of the new oil tank for vacuum pump.

In the figure, 1, a box body; 2. a box cover; 3. a partition wall; 4. an oil storage chamber; 5. a filter chamber; 6. a first filtering device; 7. a second filtering device; 8. a first limiting column; 9. a second limiting column; 10. an oil injection nozzle; 11. an oil inlet part; 12. a partition plate; 13. a third filtering device; 14. a fixed part; 15. fixing the rod; 16. an oil inlet; 17. an oil discharge port; 18. an annular groove; 19. heat dissipation ribs; 20. and a baffle plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2 and 3, the novel oil tank for the vacuum pump comprises an integrated tank body 1 and an integrated tank cover 2 butted with the tank body 1, the tank body 1 and the tank cover 2 are connected in a matching way to form a closed accommodating cavity, a partition wall 3 for dividing the accommodating cavity into two areas is arranged in the tank body 1, the two areas are an oil storage cavity 4 and a filter cavity 5 respectively, the filter cavity 5 is positioned above the oil storage cavity 4, a first filter device 6 for filtering oil and gas is arranged in the filter cavity 5, a second filter device 7 for filtering the oil and gas is also arranged in the oil storage cavity 4, a plurality of first limiting columns 8 which protrude outwards and can limit the second filter device 7 are arranged on the side wall of the partition wall 3 in the oil storage cavity 4, a plurality of second limiting columns 9 which protrude outwards and can limit the second filter device 7 are arranged on the inner wall of the tank body 1 opposite to the first limiting columns 8 in the oil storage cavity 4, the bottom of box 1 is provided with the oiling mouth 10 that is linked together with the inside

oil storage chamber

4, and 2 tops of case lid upwards the arch have the oil feed portion 11 that links to each other with the pump body, hold intracavity an organic whole and be connected with partition wall 3 matched with baffle 12 in that case lid 2 corresponds, and the below of baffle 12 is provided with the filter equipment three 13 that is used for filtering oil, gas behind oil feed portion 11.

As preferred structure, the position department that the lateral part of box 1 is close to filter chamber 5 is provided with the mounting of fixing with filter equipment 6, the mounting comprises fixed part 14 and the dead lever 15 that both ends are connected fixed part 14 and filter equipment 6 respectively installed on the lateral wall of box 1, set up the mounting hole that supplies fixed part 14 to install on the lateral wall of box 1, box 1 and case lid 2 all are square structure, be provided with on the case lid 2 with the inside oil inlet 16 and the oil drain 17 that are linked together of oil storage chamber 4.

In further detail, the matching surface of the box cover 2 is provided with an annular groove 18, an O-shaped sealing ring is embedded in the annular groove 18, the O-shaped sealing ring is arranged to enhance sealing, and the sealing is reliable and effective.

In further detail, the first filtering device 6, the second filtering device 7 and the third filtering device 13 are metal filter elements or metal filter screens or fiber paper filters, the number of the second filtering devices 7 is one or a plurality of the filtering devices, the filtering effect is enhanced by the arrangement of the plurality of the second filtering devices 7, and the filtering capacity is improved.

In a further elaboration, an oil observation port is formed in the position, close to the oil storage cavity 4, of the side portion of the box body 1, a plurality of radiating ribs 19 are arranged on the side wall of the box body 1, the radiating ribs 19 can radiate heat to the surrounding environment, oil temperature is reduced, and service performance of the vacuum pump is improved. The position of the inner end part of the box cover 2 corresponding to the first filtering device 6 is provided with a baffle 20 for limiting and fixing the first filtering device, or the position is mutually compressed and limited with the first filtering device 6 through a third filtering device 13, so that the stability is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A novel oil tank for a vacuum pump comprises an integrated tank body (1) and an integrated tank cover (2) butted with the tank body (1), wherein the tank body (1) and the tank cover (2) are connected in a matching manner to form a closed accommodating cavity, a partition wall (3) dividing the accommodating cavity into two areas is arranged in the tank body (1), the two areas are an oil storage cavity (4) and a filter cavity (5), the filter cavity (5) is positioned above the oil storage cavity (4), a first filter device (6) for filtering oil and gas is arranged in the filter cavity (5), the novel oil tank is characterized in that a second filter device (7) for filtering oil and gas is also arranged in the oil storage cavity (4), a plurality of first limiting columns (8) which protrude outwards and can limit the second filter device (7) are arranged on the side wall of the partition wall (3) in the oil storage cavity (4), the oil storage device is characterized in that the inner wall of the box body (1) is provided with a plurality of limiting columns (9) which are outwards protruded and can limit the filtering device II (7) relative to the limiting columns (8) in the oil storage cavity (4), and the bottom of the box body (1) is provided with an oil filling nozzle (10) communicated with the inside of the oil storage cavity (4).

2. The novel oil tank for the vacuum pump is characterized in that an oil inlet portion (11) connected with a pump body is upwards protruded from the top of the tank cover (2), a partition plate (12) matched with the partition wall (3) is integrally connected in a containing cavity corresponding to the tank cover (2), and a third filtering device (13) used for filtering oil and gas is arranged behind the oil inlet portion (11) below the partition plate (12).

3. A new type of fuel tank for vacuum pump according to claim 1, characterized in that the side of the tank (1) near the filter chamber (5) is provided with a fixing member for fixing the first filter unit (6).

4. The new oil tank for vacuum pump as claimed in claim 3, wherein the fixing member is composed of a fixing portion (14) installed on the sidewall of the tank body (1) and a fixing rod (15) with two ends respectively connected with the fixing portion (14) and the first filter unit (6), and the sidewall of the tank body (1) is provided with a mounting hole for installing the fixing portion (14).

5. The novel oil tank for the vacuum pump is characterized in that the tank body (1) and the tank cover (2) are both square structures, and the tank cover (2) is provided with an oil inlet (16) and an oil outlet (17) which are communicated with the inside of the oil storage cavity (4).

6. The novel oil tank for the vacuum pump as claimed in claim 1, wherein the matching surface of the tank cover (2) is provided with an annular groove (18), and an O-shaped sealing ring is embedded in the annular groove (18).

7. The novel oil tank for the vacuum pump as claimed in claim 2, wherein the first filtering device (6), the second filtering device (7) and the third filtering device (13) are metal filter elements or metal filter screens or fiber paper filters.

8. A new type of fuel tank for vacuum pump according to claim 1, characterized in that the number of said second filtering means (7) is one or several.

9. The novel oil tank for the vacuum pump is characterized in that an oil observation port is arranged at the position, close to the oil storage cavity (4), of the side part of the tank body (1), and a plurality of heat dissipation ribs (19) are arranged on the side wall of the tank body (1).

10. A new type of oil tank for vacuum pump according to claim 1, characterized in that the inner end of the tank cover (2) is provided with a baffle (20) for limiting and fixing the position of the inner end corresponding to the first filtering device (6).