CN215521271U

CN215521271U - Roots blower cooling auxiliary oil tank

Info

Publication number: CN215521271U
Application number: CN202122144651.6U
Authority: CN
Inventors: 程凤
Original assignee: Jinan Liming Fan Manufacturing Co ltd
Current assignee: Jinan Liming Fan Manufacturing Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-01-14
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a cooling auxiliary oil tank of a Roots blower, which comprises an oil tank shell, wherein a sealing top cover is arranged at the top of the oil tank shell, an opening corresponding to the sealing top cover is formed in the center of the top of the oil tank shell, and fixing screws corresponding to the oil tank shell are fixedly connected to corners of the top of the sealing top cover; the bottom parts of two sides of the oil tank shell are respectively and fixedly connected with an oil inlet pipe and an oil outlet pipe, the center of the oil tank shell is respectively and fixedly connected with a first heat insulation plate and a second heat insulation plate, and the top parts of the centers of the first heat insulation plate and the second heat insulation plate are respectively and fixedly connected with a first oil overflow pipe and a second oil overflow pipe; and a refrigerating mechanism is arranged at the bottom of the center of the oil tank shell. According to the utility model, through designing the oil inlet and outlet pipe, the two heat insulation plates and the refrigeration module, high-temperature oil can be subjected to circulating refrigeration, so that the cooling oil can be circulated to cool the roots blower, the working part of the roots blower is prevented from being overheated, and the service life of the roots blower is prolonged.

Description

Roots blower cooling auxiliary oil tank

Technical Field

The utility model relates to the field of Roots blowers, in particular to a cooling auxiliary 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.

The refrigeration cooling mechanism is the important component of roots blower, and traditional roots blower refrigeration cooling mechanism only has a refrigeration oil tank, nevertheless refrigeration fluid in the circulation process, the overheated condition of fluid often appears to the effect of unable realization refrigeration cooling, also lead to roots blower work portion overheated simultaneously easily, thereby reduced its actual life.

Therefore, it is desirable to provide a cooling drop tank for roots blower to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the traditional refrigeration cooling mechanism of the Roots blower only has one refrigeration oil tank, but the situation of overheating of oil liquid often occurs in the circulation process of the refrigeration oil liquid, so that the refrigeration cooling effect cannot be realized, and simultaneously, the working part of the Roots blower is easy to overheat, so that the actual service life of the Roots blower is shortened.

In order to solve the technical problems, the utility model adopts a technical scheme that: the cooling auxiliary oil tank of the Roots blower comprises an oil tank shell, wherein a sealing top cover is installed at the top of the oil tank shell, an opening corresponding to the sealing top cover is formed in the center of the top of the oil tank shell, and fixing screws corresponding to the oil tank shell are fixedly connected to corners of the top of the sealing top cover;

the bottom parts of two sides of the oil tank shell are respectively and fixedly connected with an oil inlet pipe and an oil outlet pipe, the center of the oil tank shell is respectively and fixedly connected with a first heat insulation plate and a second heat insulation plate, and the top parts of the centers of the first heat insulation plate and the second heat insulation plate are respectively and fixedly connected with a first oil overflow pipe and a second oil overflow pipe;

a refrigeration mechanism is arranged at the bottom of the center of the oil tank shell and comprises a refrigeration module, and a wiring port is arranged at the front end of the refrigeration module;

and a power supply access port corresponding to the wiring port is arranged at the bottom of the front end of the oil tank shell.

Preferably, the opening is the ladder structure design, through adopting the ladder structure design with the opening, the installation of the seal cap of both being convenient for is fixed, also can play the spacing effect of support to the seal cap, also can play better sealed effect simultaneously between oil tank casing and seal cap.

Preferably, the top opening of the oil tank shell is provided with a plurality of threaded holes corresponding to the fixing screws, and the top opening of the oil tank shell is provided with a plurality of threaded holes corresponding to the fixing screws, so that the sealing top cover is fixedly connected with the oil tank shell by the fixing screws.

Preferably, the one end of advancing oil pipe and producing oil pipe all runs through the outer wall of oil tank shell to extend to the center of oil tank shell, all run through the outer wall of oil tank shell through the one end that makes advance oil pipe and producing oil pipe, and extend to the center of oil tank shell, thereby make advance oil pipe and produce oil pipe can with oil tank shell intercommunication, advance the cooling fluid homoenergetic among oil pipe and the producing oil pipe and pass in and out oil tank shell.

Preferably, the refrigeration module is located between first thermal-insulated board and the second thermal-insulated board, and the refrigeration module that is located between first thermal-insulated board and the second thermal-insulated board can carry out rapid cooling heat dissipation to the cooling fluid that flows in to the cooling fluid after the cooling can carry out the continuous cooling that circulates for roots blower work portion.

Preferably, round holes corresponding to the first oil spilling pipe and the second oil spilling pipe are formed in the top of the center of the first heat insulation plate and the top of the center of the second heat insulation plate, and the round holes corresponding to the first oil spilling pipe and the second oil spilling pipe are formed in the top of the center of the first heat insulation plate and the top of the center of the second heat insulation plate, so that the first oil spilling pipe and the second oil spilling pipe can be installed and positioned.

Preferably, the wiring port and the power access port electric connection of refrigeration module through the wiring port and the power access port electric connection with refrigeration module to make power access port after the switch on, can be for the power supply of refrigeration module, thereby utilize refrigeration module to carry out rapid cooling heat dissipation to cooling fluid.

The utility model has the following beneficial effects:

1. by designing the overflow circulation structure, the cooling oil can automatically circulate through the refrigeration module, so that uniform refrigeration and cooling of the cooling oil are realized;

2. by designing the modularized refrigerating mechanism, the utility model is convenient to assemble and disassemble, and can carry out high-efficiency refrigeration and temperature reduction on the cooling oil liquid;

3. according to the utility model, through designing the oil inlet and outlet pipe, the two heat insulation plates and the refrigeration module, high-temperature oil can be subjected to circulating refrigeration, so that the cooling oil can be circulated to cool the roots blower, the working part of the roots blower is prevented from being overheated, and the service life of the roots blower is prolonged.

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 side view of the first thermal insulation board of the present invention.

In the figure: 1. a tank housing; 2. sealing the top cover; 3. an opening; 4. a set screw; 5. an oil inlet pipe; 6. an oil outlet pipe; 7. a first thermal insulation plate; 8. a second thermal insulation plate; 9. a first oil spill pipe; 10. a second oil spill pipe; 11. a refrigeration module; 12. a wiring port; 13. and a power access port.

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, the cooling auxiliary oil tank of the roots blower comprises an oil tank shell 1, wherein a sealing top cover 2 is installed at the top of the oil tank shell 1, an opening 3 corresponding to the sealing top cover 2 is formed in the center of the top of the oil tank shell 1, and fixing screws 4 corresponding to the oil tank shell 1 are fixedly connected at the corners of the top of the sealing top cover 2; the opening 3 is designed in a stepped structure, and the opening 3 is designed in the stepped structure, so that the sealing top cover 2 can be conveniently installed and fixed, the sealing top cover 2 can be supported and limited, and a better sealing effect can be realized between the oil tank shell 1 and the sealing top cover 2; a plurality of threaded holes corresponding to the fixing screws 4 are formed in the top opening 3 of the oil tank shell body 1, and a plurality of threaded holes corresponding to the fixing screws 4 are formed in the top opening 3 of the oil tank shell body 1, so that the sealing top cover 2 and the oil tank shell body 1 are fixedly connected conveniently by the aid of the fixing screws 4.

As shown in fig. 2, the bottom of the two sides of the oil tank shell 1 is fixedly connected with an oil inlet pipe 5 and an oil outlet pipe 6 respectively, one end of the oil inlet pipe 5 and one end of the oil outlet pipe 6 both penetrate through the outer wall of the oil tank shell 1 and extend towards the center of the oil tank shell 1, so that the oil inlet pipe 5 and the oil outlet pipe 6 can be communicated with the oil tank shell 1, and the cooling oil in the oil inlet pipe 5 and the oil outlet pipe 6 can enter and exit the oil tank shell 1.

As shown in fig. 3, the center of the oil tank shell 1 is fixedly connected with a first thermal insulation plate 7 and a second thermal insulation plate 8 respectively, and the tops of the centers of the first thermal insulation plate 7 and the second thermal insulation plate 8 are fixedly connected with a first oil overflow pipe 9 and a second oil overflow pipe 10 respectively;

a refrigeration mechanism is arranged at the bottom of the center of the oil tank shell 1, the refrigeration mechanism comprises a refrigeration module 11, and the front end of the refrigeration module 11 is provided with a wiring port 12; the refrigeration module 11 is positioned between the first heat insulation plate 7 and the second heat insulation plate 8, and the refrigeration module 11 positioned between the first heat insulation plate 7 and the second heat insulation plate 8 can quickly cool and radiate the inflow cooling oil liquid, so that the cooled cooling oil liquid can continuously and circularly cool the working part of the Roots blower; round holes corresponding to the first oil overflow pipe 9 and the second oil overflow pipe 10 are formed in the top of the center of the first heat insulation plate 7 and the center of the second heat insulation plate 8, and the round holes corresponding to the first oil overflow pipe 9 and the second oil overflow pipe 10 are formed in the top of the center of the first heat insulation plate 7 and the center of the second heat insulation plate 8, so that the first oil overflow pipe 9 and the second oil overflow pipe 10 can be installed and positioned.

The bottom of 1 front end of oil tank casing is provided with power access port 13 corresponding with wiring port 12, and the wiring port 12 and the power access port 13 electric connection of refrigeration module 11 through the wiring port 12 and the power access port 13 electric connection with refrigeration module 11 to make power access port 13 after the switch on, can be for the power supply of refrigeration module 11, thereby utilize refrigeration module 11 to carry out rapid cooling heat dissipation to cooling fluid.

When the cooling oil type roots blower cooling device is used, cooling oil absorbs certain heat after cooling the working part of the roots blower, so that the oil temperature of the cooling oil rises, the cooling oil flows into the oil tank shell 1 through the oil inlet pipe 5, when the liquid level of the cooling oil rises to a certain height, the cooling oil flows between the first heat insulation plate 7 and the second heat insulation plate 8 through the first oil overflow pipe 9, the refrigeration module 11 positioned between the first heat insulation plate 7 and the second heat insulation plate 8 can rapidly cool and dissipate the flowing cooling oil, when the cooled cooling oil rises to a specified height, the cooling oil flows to one side of the center of the second oil overflow pipe 10 through the second oil overflow pipe 10, and then the cooling oil continues to cool the working part of the roots blower through the oil outlet pipe 6.

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 bellytank, includes oil tank shell (1), its characterized in that: a sealing top cover (2) is installed at the top of the oil tank shell (1), an opening (3) corresponding to the sealing top cover (2) is formed in the center of the top of the oil tank shell (1), and fixing screws (4) corresponding to the oil tank shell (1) are fixedly connected to corners of the top of the sealing top cover (2);

the oil tank is characterized in that the bottom parts of two sides of the oil tank shell (1) are respectively and fixedly connected with an oil inlet pipe (5) and an oil outlet pipe (6), the center of the oil tank shell (1) is respectively and fixedly connected with a first heat insulation plate (7) and a second heat insulation plate (8), and the top parts of the centers of the first heat insulation plate (7) and the second heat insulation plate (8) are respectively and fixedly connected with a first oil overflow pipe (9) and a second oil overflow pipe (10);

a refrigeration mechanism is arranged at the bottom of the center of the oil tank shell (1), the refrigeration mechanism comprises a refrigeration module (11), and a wiring port (12) is arranged at the front end of the refrigeration module (11);

and a power supply access port (13) corresponding to the wiring port (12) is arranged at the bottom of the front end of the oil tank shell (1).

2. The roots blower cooling drop tank as set forth in claim 1, wherein: the opening (3) is designed in a step structure.

3. A roots blower cooling drop tank as set forth in claim 2, wherein: the top opening (3) of the oil tank shell (1) is provided with a plurality of threaded holes corresponding to the fixing screws (4).

4. The roots blower cooling drop tank as set forth in claim 1, wherein: one end of the oil inlet pipe (5) and one end of the oil outlet pipe (6) penetrate through the outer wall of the oil tank shell (1) and extend towards the center of the oil tank shell (1).

5. The roots blower cooling drop tank as set forth in claim 1, wherein: the refrigeration module (11) is located between the first thermal insulation plate (7) and the second thermal insulation plate (8).

6. The roots blower cooling drop tank as set forth in claim 1, wherein: and round holes corresponding to the first oil overflow pipe (9) and the second oil overflow pipe (10) are formed in the tops of the centers of the first heat insulation plate (7) and the second heat insulation plate (8).

7. The roots blower cooling drop tank as set forth in claim 1, wherein: and the wiring port (12) of the refrigeration module (11) is electrically connected with the power access port (13).