CN215805196U

CN215805196U - Roots blower cooling type main oil tank

Info

Publication number: CN215805196U
Application number: CN202122200427.4U
Authority: CN
Inventors: 程凤
Original assignee: Jinan Liming Fan Manufacturing Co ltd
Current assignee: Jinan Liming Fan Manufacturing Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-11
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a cooling type main oil tank of a Roots blower, which comprises an oil storage tank, wherein the top of the oil storage tank is fixedly connected with a sealing cover, the periphery of the sealing cover is fixedly connected with a plurality of fixing screws, and two sides of the top of the sealing cover are respectively provided with an oil outlet pipe sealing opening and an oil return pipe sealing opening; the centers of the oil outlet pipe sealing port and the oil return pipe sealing port are respectively and fixedly connected with an oil outlet pipeline and an oil return pipeline; the inner wall of the oil storage tank is fixedly connected with a limiting frame, and the top of the limiting frame is provided with a cooling oil filtering mechanism corresponding to the sealing port of the oil return pipe; the cooling oil filtering mechanism comprises a filtering frame, and the bottom center of the filtering frame is fixedly connected with a bottom layer filtering fine net. By designing the oil outlet pipeline, the oil return pipeline and the cooling oil filtering mechanism, the cooling oil storage device can store the cooling oil and filter the cooling oil, so that the cooling oil has a better cooling effect.

Description

Roots blower cooling type main oil tank

Technical Field

The utility model relates to the field of Roots blowers, in particular to a cooling type main oil tank of a Roots blower.

Background

Roots blowers, also known as roots blowers, are volumetric rotary blowers and rotary compressors that compress and deliver gas using relative movement of two or three lobed rotors within a cylinder. The blower has simple structure and convenient manufacture, is suitable for gas conveying and pressurization in low-pressure occasions, and can also be used as a vacuum pump, and the Roots blower belongs to a volume rotary blower. The compressor keeps the two rotors meshed by the synchronous gear at the shaft ends of the rotors. Each concave curved surface part on the rotor and the inner wall of the cylinder form a working volume, gas is taken away from the gas suction port in the rotation process of the rotor, and when the rotor moves to the position near the exhaust port and is communicated with the exhaust port, the pressure in the working volume is suddenly increased due to the backflow of the gas with higher pressure, and then the gas is conveyed to the exhaust channel. The two rotors do not contact with each other, and the sealing is realized by a tightly controlled gap between the two rotors, so that the discharged gas is not polluted by lubricating oil.

Roots's blower can produce a large amount of heats when lasting the operation for a long time, consequently need utilize cooling fluid to cool down the heat dissipation to the organism, cooling fluid needs dedicated oil tank to save and recycle, but present main oil tank structural design is too simple at present, only a simple storage box, and the function is comparatively single, does not also have filtering capability, has great defect in the in-service use.

It is therefore desirable to provide a roots blower cooled main fuel tank to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the existing main oil tank is too simple in structural design, only has a simple storage tank body, is single in function, does not have a filtering function, and has a large defect in the actual use process.

In order to solve the technical problems, the utility model adopts a technical scheme that: the cooling type main oil tank of the Roots blower comprises an oil storage tank, wherein a sealing cover is fixedly connected to the top of the oil storage tank, a plurality of fixing screws are fixedly connected to the peripheral side of the sealing cover, and an oil outlet pipe sealing opening and an oil return pipe sealing opening are respectively formed in two sides of the top of the sealing cover;

the centers of the oil outlet pipe sealing port and the oil return pipe sealing port are respectively and fixedly connected with an oil outlet pipeline and an oil return pipeline;

the inner wall of the oil storage tank is fixedly connected with a limiting frame, and the top of the limiting frame is provided with a cooling oil filtering mechanism corresponding to the sealing port of the oil return pipe;

the cooling oil filtering mechanism comprises a filtering frame, a bottom center fixedly connected with bottom filtering fine net of the filtering frame, top fixedly connected with filtering cotton of the bottom filtering fine net, wherein the top of the filtering cotton is provided with a top layer filtering fine net, the bottom filtering fine net in the filtering frame, the filtering cotton and the top layer filtering fine net can filter cooling oil flowing into the oil storage tank through an oil return pipeline, and the filtered cooling oil can enter the bottom of the oil storage tank.

Preferably, the oil storage tank is the cuboid structure, and the oil storage tank that is cuboid structural design can save a large amount of cooling fluid.

Preferably, the top week side of oil storage tank is seted up with the corresponding ladder groove of sealed lid, through set up with the corresponding ladder groove of sealed lid in the top week side of oil storage tank, can play the installation limiting displacement to sealed lid, also can play certain sealed effect to sealed lid installation simultaneously.

Preferably, seal ring is installed between batch oil tank and the sealed lid, through installing seal ring between batch oil tank and sealed lid to can play better sealed effect between batch oil tank and sealed lid, prevent that cooling fluid from taking place to leak.

Preferably, through holes corresponding to the oil outlet pipe sealing port and the oil return pipe sealing port are formed in two sides of the top of the sealing cover respectively, and through holes corresponding to the oil outlet pipe sealing port and the oil return pipe sealing port are formed in two sides of the top of the sealing cover respectively, so that the oil outlet pipe sealing port and the oil return pipe sealing port can be communicated with the sealing cover.

Preferably, a round hole corresponding to the oil outlet pipeline is formed in one side of the center of the cooling oil filtering mechanism, the bottom end of the oil outlet pipeline penetrates through the cooling oil filtering mechanism and extends to the bottom of the center of the oil storage tank, and therefore the oil outlet pipeline can extract the cooling oil liquid which is filtered from the bottom of the oil storage tank.

Preferably, the bottom of returning the oil pipe way runs through back oil pipe seal mouth and corresponds the through-hole to extend to the top at batch oil tank center, through making the bottom of returning the oil pipe way run through back oil pipe seal mouth and correspond the through-hole, and extend to the top at batch oil tank center, thereby make the cooling fluid in the oil pipe way of returning can flow into the batch oil tank through returning oil pipe seal mouth and corresponding through-hole.

The utility model has the following beneficial effects:

1. by designing the detachable oil storage tank sealing structure, the utility model can play a role in sealing and is convenient for the assembly, disassembly and replacement of the cooling oil filtering mechanism;

2. according to the utility model, by designing the cooling oil filtering mechanism, the impurities in the cooling oil can be filtered, and the cooling oil containing the impurities is prevented from blocking a pipeline;

3. by designing the oil outlet pipeline, the oil return pipeline and the cooling oil filtering mechanism, the cooling oil storage device can store the cooling oil and filter the cooling oil, so that the cooling oil has a better cooling effect, and the overall working efficiency is greatly improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional structural view of the present invention;

fig. 3 is a sectional structural view of a cooling oil filter mechanism of the present invention.

In the figure: 1. an oil storage tank; 2. a sealing cover; 3. a set screw; 4. sealing the outlet pipe; 5. an oil return pipe sealing port; 6. an oil outlet pipeline; 7. an oil return line; 8. a limiting frame; 9. a cooling oil filtering mechanism; 901. a filter frame; 902. a bottom layer filtering fine net; 903. filtering cotton; 904. the top layer filters the fine mesh.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 and 2, a roots blower cooling type main oil tank includes an oil storage tank 1, a sealing cover 2 fixedly connected to the top of the oil storage tank 1, a plurality of fixing screws 3 fixedly connected to the circumferential side of the sealing cover 2, and an oil outlet pipe sealing port 4 and an oil return pipe sealing port 5 respectively provided at both sides of the top of the sealing cover 2; the oil storage tank 1 is of a cuboid structure, and the oil storage tank 1 designed in the cuboid structure can store a large amount of cooling oil; the periphery of the top of the oil storage tank 1 is provided with a stepped groove corresponding to the sealing cover 2, and the periphery of the top of the oil storage tank 1 is provided with a stepped groove corresponding to the sealing cover 2, so that the sealing cover 2 can be mounted and limited, and meanwhile, the sealing cover 2 can be mounted and sealed to a certain extent; seal ring is installed between oil storage tank 1 and sealed lid 2, through installing seal ring between oil storage tank 1 and sealed lid 2 to can play better sealed effect between oil storage tank 1 and sealed lid 2, prevent that cooling oil from taking place to leak.

As shown in fig. 1, the oil outlet pipe sealing port 4 and the oil return pipe sealing port 5 are fixedly connected with an oil outlet pipeline 6 and an oil return pipeline 7 at the centers respectively; the inner wall of the oil storage tank 1 is fixedly connected with a limiting frame 8, and the top of the limiting frame 8 is provided with a cooling oil filtering mechanism 9 corresponding to the oil return pipe sealing port 5; through holes corresponding to the oil outlet pipe sealing port 4 and the oil return pipe sealing port 5 are respectively formed in the two sides of the top of the sealing cover 2, and through holes corresponding to the oil outlet pipe sealing port 4 and the oil return pipe sealing port 5 are respectively formed in the two sides of the top of the sealing cover 2, so that the oil outlet pipe sealing port 4 and the oil return pipe sealing port 5 can be communicated with the sealing cover 2; a round hole corresponding to the oil outlet pipeline 6 is formed in one side of the center of the cooling oil filtering mechanism 9, the bottom end of the oil outlet pipeline 6 penetrates through the cooling oil filtering mechanism 9 and extends to the bottom of the center of the oil storage tank 1, and the bottom end of the oil outlet pipeline 6 penetrates through the cooling oil filtering mechanism 9 and extends to the bottom of the center of the oil storage tank 1, so that the oil outlet pipeline 6 can extract the cooling oil liquid filtered from the bottom of the oil storage tank 1; the bottom of returning oil pipe 7 runs through back oil pipe seal 5 and corresponds the through-hole to extend to the top at batch oil tank 1 center, through making the bottom of returning oil pipe 7 run through back oil pipe seal 5 and correspond the through-hole, and extend to the top at batch oil tank 1 center, thereby make the cooling fluid in the oil pipe 7 that returns oil pipe seal 5 and correspond the through-hole and flow into batch oil tank 1.

As shown in fig. 3, the cooling oil filtering mechanism 9 includes a filtering frame 901, a bottom filtering fine net 902 is fixedly connected to the bottom center of the filtering frame 901, filter cotton 903 is fixedly connected to the top of the bottom filtering fine net 902, a top filtering fine net 904 is arranged on the top of the filter cotton 903, the bottom filtering fine net 902, the filter cotton 903 and the top filtering fine net 904 in the filtering frame 901 can filter the cooling oil flowing into the oil storage tank 1 through the oil return pipeline 7, and the filtered cooling oil can enter the bottom of the oil storage tank 1.

When the oil storage tank is used, the bottom end of the oil outlet pipeline 6 penetrates through the cooling oil filtering mechanism 9 and extends to the bottom of the center of the oil storage tank 1, and the pump body can extract the filtered cooling oil from the bottom of the oil storage tank 1 through the oil outlet pipeline 6; the bottom of returning oil pipe way 7 runs through back oil pipe seal 5 and corresponds the through-hole, and extend to the top at batch oil tank 1 center, make the cooling fluid in returning oil pipe way 7 can flow into batch oil tank 1 through returning oil pipe seal 5 and corresponding through-hole, spacing frame 8's top is installed and is returned the corresponding cooling oil filter mechanism 9 of oil pipe seal 5, bottom among the filter frame 901 filters fine mesh 902, filter pulp 903 and top layer filter fine mesh 904 can play the filtering action to the cooling fluid that returns oil pipe way 7 and flow into batch oil tank 1, the cooling fluid after the filtration just can get into batch oil tank 1 bottom.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a roots blower cooling type main oil tank, includes batch oil tank (1), its characterized in that: the top of the oil storage tank (1) is fixedly connected with a sealing cover (2), the periphery of the sealing cover (2) is fixedly connected with a plurality of fixing screws (3), and two sides of the top of the sealing cover (2) are respectively provided with an oil outlet pipe sealing opening (4) and an oil return pipe sealing opening (5);

the centers of the oil outlet pipe sealing port (4) and the oil return pipe sealing port (5) are respectively and fixedly connected with an oil outlet pipeline (6) and an oil return pipeline (7);

the inner wall of the oil storage tank (1) is fixedly connected with a limiting frame (8), and the top of the limiting frame (8) is provided with a cooling oil filtering mechanism (9) corresponding to the oil return pipe sealing opening (5);

the cooling oil filtering mechanism (9) comprises a filtering frame (901), the bottom center of the filtering frame (901) is fixedly connected with a bottom filtering fine net (902), the top of the bottom filtering fine net (902) is fixedly connected with filtering cotton (903), and the top of the filtering cotton (903) is provided with a top filtering fine net (904).

2. A roots blower-cooled main fuel tank according to claim 1, wherein: the oil storage tank (1) is of a cuboid structure.

3. A roots blower-cooled main fuel tank according to claim 1, wherein: the top periphery of the oil storage tank (1) is provided with a stepped groove corresponding to the sealing cover (2).

4. A roots blower-cooled main fuel tank according to claim 1, wherein: and a sealing gasket is arranged between the oil storage tank (1) and the sealing cover (2).

5. A roots blower-cooled main fuel tank according to claim 1, wherein: and through holes corresponding to the oil outlet pipe sealing port (4) and the oil return pipe sealing port (5) are respectively formed in two sides of the top of the sealing cover (2).

6. A roots blower-cooled main fuel tank according to claim 1, wherein: the round hole corresponding to the oil outlet pipeline (6) is formed in one side of the center of the cooling oil filtering mechanism (9), and the bottom end of the oil outlet pipeline (6) penetrates through the cooling oil filtering mechanism (9) and extends to the bottom of the center of the oil storage tank (1).

7. A roots blower-cooled main fuel tank according to claim 5, wherein: the bottom end of the oil return pipeline (7) penetrates through the oil return pipe sealing opening (5) and the corresponding through hole and extends to the top of the center of the oil storage tank (1).