CN211039037U

CN211039037U - High-efficiency Roots vacuum pump

Info

Publication number: CN211039037U
Application number: CN201921978730.3U
Authority: CN
Inventors: 张晶晶
Original assignee: Haimen Jingsheng Vacuum Equipment Co ltd
Current assignee: Haimen Jingsheng Vacuum Equipment Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-17
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a high efficiency roots vacuum pump technical field specifically discloses high efficiency roots vacuum pump, including bottom plate, vacuum pump, hollow backplate and motor, vacuum pump fixed connection is in bottom plate roof left side, and hollow backplate fixed connection is in the top at bottom plate back, and motor fixed connection is in the right side at bottom plate top. The utility model discloses a structural design between hollow inserted block and the cold water, can be with heat transfer in the hollow inserted block on the heat dissipation ring, thereby make cold water absorb this heat, structural design between rethread threaded connection mouth and the thread sealing lid, can prevent that the cold water in the hollow inserted block from flowing out in the hollow inserted block, structural design through the louvre simultaneously, can make the cold water in the hollow inserted block receive again the high fever and can be discharged when evaporating into steam, thereby take away a large amount of heats on the motor, thereby make this high efficiency roots vacuum pump reach can be long-time and the efficient motor of vacuum pump carries out radiating purpose.

Description

High-efficiency Roots vacuum pump

Technical Field

The utility model relates to a high efficiency roots vacuum pump technical field specifically is high efficiency roots vacuum pump.

Background

The roots vacuum pump is a variable displacement vacuum pump which is internally provided with two blade-shaped rotors which synchronously rotate in opposite directions, and small gaps are formed among the rotors and between the rotors and the inner wall of a pump shell without contacting with each other. And can be widely used in petroleum, chemical, metallurgy, textile and other industries. The vacuum pump accessory is used as a vacuum pump silencer and is used for noise control of the vacuum pump.

At present, when the existing high-efficiency Roots vacuum pump is used for a long time, the inside of a motor can generate high temperature due to high-speed and long-time friction, but the existing high-efficiency Roots vacuum pump generally cannot quickly and continuously carry out long-time effective heat dissipation, and the high-efficiency Roots vacuum pump can dissipate heat of the motor of the vacuum pump for a long time and efficiently.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, the utility model provides a high efficiency roots vacuum pump possesses can be long-time and the efficient advantage such as dispel the heat to the motor of vacuum pump, has solved current high efficiency roots vacuum pump when long-time use, thereby the inside of motor can be because high-speed and long-time friction produce the problem of high temperature.

The utility model discloses a high efficiency roots vacuum pump, including bottom plate, vacuum pump, hollow backplate and motor, vacuum pump fixed connection is in bottom plate roof left side, and hollow backplate fixed connection is in the top at bottom plate back, and motor fixed connection is on the right side at bottom plate top, and the bottom of bottom plate is along the horizontal equidistance fixedly connected with heat dissipation rod of level, the front of heat dissipation rod bottom and the equal fixedly connected with heat conduction connecting rod in back, the bottom fixedly connected with heat conduction base of heat conduction connecting rod, the equal fixedly connected with fin in the left and right sides of heat conduction base bottom.

The utility model discloses a high efficiency roots vacuum pump, wherein the positive of motor is fixed to have cup jointed the cooling ring, and the interior encircleing of cooling ring is around circumference equidistance fixedly connected with heat conduction copper billet, and the top of cooling ring is around semicircle equidistance fixedly connected with socket, and the inner chamber of socket is pegged graft and is had heat abstractor, and this design is favorable to the cooling ring can be quick with the heat transfer on the motor to the cooling ring on.

The utility model discloses a high efficiency roots vacuum pump, wherein heat abstractor include hollow inserted block, the top fixedly connected with threaded connection mouth of hollow inserted block, threaded connection mouth's top threaded connection has the thread sealing lid, and the louvre has been seted up to the top equidistance of thread sealing lid, and the inner chamber packing of hollow inserted block has cold water, and this design is favorable to heat abstractor can reduce the heat on the radiating ring fast.

The utility model discloses a high efficiency roots vacuum pump, wherein the diameter of the face of bowing of socket agrees with the diameter of the face of bowing of hollow inserted block mutually, and the three heat conduction copper billet at hollow inserted block and cooling ring inner ring top is laminated together each other, and this design is favorable to making things convenient for the staff to peg graft heat abstractor and cooling ring together or change.

The utility model discloses a high efficiency roots vacuum pump, wherein the central fixedly connected with heat conduction spliced pole of heat dissipation ring bottom, the bottom of heat conduction spliced pole and the top fixed connection of bottom plate, this design is of value to can be with on the heat transfer to the bottom plate on the heat conduction spliced pole.

The utility model discloses a high efficiency roots vacuum pump, wherein the surface of the intra-annular heat conduction copper billet of heat dissipation and motor is in the same place each other laminating, and this design is of value to can be quick with the heat transfer on the motor to the heat dissipation ring on.

The utility model discloses a high efficiency roots vacuum pump, the fin includes

The elliptical heat conduction ring is of an elliptical frame structure and is arranged on the side wall of the base in a surrounding manner;

the lower surfaces of two side edges of the elliptical heat conducting ring are fixedly connected with a heat radiating plate through screws, and N parallel heat conducting beams are inserted into the side wall of the heat radiating plate, wherein N is a natural number more than or equal to 3;

one end of the heat conduction beam is fixedly connected with an elastic insertion block, the elastic insertion block is inserted into the slot of the heat dissipation plate, the heat conduction beam is further fixedly connected with a heat dissipation fin array, the heat dissipation fin array is composed of H heat dissipation fin single sheets which are linearly arranged at equal intervals, the heat dissipation fin single sheets are of a semi-cylinder structure, and the end parts of the heat dissipation fin single sheets, which are located at the diameter, are fixedly connected to the heat conduction beam.

The utility model discloses a high efficiency roots vacuum pump, all be provided with the radiating fin array on four lateral wall faces of heat conduction roof beam, the radiating fin array is located the positive centre of every lateral wall face of heat conduction roof beam.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model can lead the heat on the heat dissipation rod to be quickly dissipated by the heat dissipation rod through the structural design between the bottom plate and the heat dissipation rod, and lead the heat on the heat dissipation rod to be quickly led out in the heat dissipation sheet through the structural design between the heat conduction connecting rod and the heat conduction base as well as the heat dissipation sheet, thereby achieving the effect of quickly reducing the temperature on the bottom plate, the heat generated during the operation of the motor can be led into the heat dissipation ring through the heat dissipation ring and the motor, the heat on the motor can be quickly led into the heat dissipation ring through the heat conduction copper block in the heat dissipation ring, the heat on the heat dissipation ring can be quickly led into the bottom plate through the structural design between the heat dissipation ring of the insertion block, and the heat dissipation device can be conveniently inserted into the socket by the working personnel through the structural design between the heat dissipation ring of the insertion block, thereby link together heat dissipation ring and heat abstractor, structural design between hollow inserted block of rethread and the cold water, can be with heat transfer in the heat dissipation ring to hollow inserted block, thereby make cold water absorb this heat, structural design between rethread threaded connection mouth and the thread sealing lid, can prevent in the cold water outflow hollow inserted block in the hollow inserted block, simultaneously through the structural design of louvre, can make the cold water in the hollow inserted block receive again the high fever can be discharged when being evaporated into steam, thereby take away a large amount of heats on the motor, thereby make this high efficiency roots vacuum pump reach can be long-time and the efficient motor of vacuum pump carry out radiating purpose.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the front overall structure of the present invention;

FIG. 2 is a schematic view of the front connection structure of the heat dissipating ring and the heat dissipating device of the present invention;

FIG. 3 is a schematic front sectional view of the heat dissipation device of the present invention;

FIG. 4 is a schematic view of the bottom plate of the present invention;

fig. 5 is a schematic structural diagram of the heat sink of the present invention.

In the figure: 1. a base plate; 2. a vacuum pump; 3. a hollow back plate; 4. a motor; 5. a heat dissipation ring; 6. a heat sink; 61. a hollow insert block; 62. a threaded connector; 63. a thread sealing cover; 64. heat dissipation holes; 65. cold water; 7. a thermally conductive connecting rod; 8. a thermally conductive base; 9. a heat sink; 9.1, an elliptical heat conducting ring, 9.2, a heat radiating plate, 9.3, screws, 9.4, a heat conducting beam, 9.5, an elastic insert block, 9.6 and a heat radiating fin single sheet; 10. a socket; 11. a heat-conducting copper block; 12. a thermally conductive connecting post; 13. a heat dissipation rod.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1-4, the utility model discloses a high efficiency roots vacuum pump, including bottom plate 1, vacuum pump 2, hollow backplate 3 and motor 4, vacuum pump 2 fixed connection is in 1 roof left side of bottom plate, 3 fixed connection in the top at 1 back of bottom plate of hollow backplate, 4 fixed connection in the right side at 1 top of bottom plate of motor, horizontal equidistance fixedly connected with radiator-bar 13 is followed to the bottom of bottom plate 1, the front and the equal fixedly connected with heat conduction connecting rod 7 in back of radiator-bar 13 bottom, the bottom fixedly connected with heat conduction base 8 of heat conduction connecting rod 7, the equal fixedly connected with fin 9 in the left and right sides of 8 bottoms of heat conduction base.

The fixed cooling ring 5 that has cup jointed in front of motor 4, the heat conduction copper billet 11 of the equidistant fixedly connected with of circumference is encircled to the interior of cooling ring 5, and the equidistant fixedly connected with socket 10 of semicircle is encircled at the top of cooling ring 5, and the inner chamber of socket 10 is pegged graft and is had heat abstractor 6, and this design is favorable to can be quick with heat transfer on the motor 4 to cooling ring 5 on.

The heat dissipation device 6 comprises a hollow insert 61, a threaded connector 62 is fixedly connected to the top of the hollow insert 61, a threaded sealing cover 63 is connected to the top of the threaded connector 62 in a threaded mode, heat dissipation holes 64 are formed in the top of the threaded sealing cover 63 at equal intervals, cold water 65 is filled in an inner cavity of the hollow insert 61, and the heat dissipation device 6 is beneficial to rapidly reducing heat on the heat dissipation ring 5.

The diameter of the depression surface of the socket 10 is matched with the diameter of the depression surface of the hollow insert 61, the hollow insert 61 is mutually attached to the three heat-conducting copper blocks 11 at the top of the inner ring of the heat dissipation ring 5, and the design is beneficial to facilitating a worker to insert the heat dissipation device 6 and the heat dissipation ring 5 together or replace the heat dissipation device.

The center of the bottom of the heat dissipation ring 5 is fixedly connected with the heat conduction connecting column 12, the bottom of the heat conduction connecting column 12 is fixedly connected with the top of the bottom plate 1, and the design is beneficial to transferring heat on the heat conduction connecting column 12 to the bottom plate 1.

The heat conducting copper block 11 in the heat dissipation ring 5 is attached to the surface of the motor 4, and this design is beneficial to quickly transfer the heat on the motor 4 to the heat dissipation ring 5.

When using the utility model discloses the time: when the motor 4 works for a long time to generate high heat, the heat on the motor 4 is firstly absorbed by the heat conducting copper block 11 and is quickly transferred into the heat dissipation ring 5, and then is transferred into the socket 10 through the heat dissipation ring 5, a part of heat is transferred into the cold water 65 in the hollow insert block 61 from the socket 10, thereby raising the temperature of the cold water 65 to evaporate into water vapor and drain out of the heat dissipation hole 64 of the threaded connection port 62, so that it takes away a large amount of heat, and the other part is transferred into the heat conduction connecting column 12 at the bottom of the heat dissipation ring 5 through the heat dissipation ring 5 and is transferred onto the bottom plate 1 through the heat conduction connecting column 12, and the heat dissipation rod 13 at the bottom of the bottom plate 1 dissipates, and the heat conduction connecting rod 7, the heat conduction base 8 and the heat dissipation fins 9 which are connected with the heat dissipation rod 13 can also quickly transfer away the heat dissipation rod 13, so that the aim of continuously and quickly cooling the motor 4 is fulfilled.

In an embodiment of the present invention, the heat sink 9 includes:

the elliptical heat conduction ring 9.1 is of an elliptical frame structure, and the elliptical heat conduction ring 9.1 is arranged on the side wall of the base 8 in an enclosing manner;

the heat dissipation plate 9.2 is fixedly connected with the lower surfaces of two side edges of the elliptical heat conduction ring 9.1 through screws 9.3, and N parallel heat conduction beams 9.4 are inserted into the side wall of the heat dissipation plate 9.2, wherein N is a natural number which is more than or equal to 3;

one end of a heat conduction beam 9.4 is fixedly connected with an elastic insertion block 9.5, the elastic insertion block 9.5 is inserted into a slot of the heat dissipation plate 9.2 in an inserting mode, the heat conduction beam 9.4 is further fixedly connected with a heat dissipation fin array, the heat dissipation fin array is composed of H heat dissipation fin single sheets 9.6 which are linearly arranged at equal intervals, the heat dissipation fin single sheets 9.6 are of a semi-cylinder structure, and the end portion, located at the diameter, of each heat dissipation fin single sheet 9.6 is fixedly connected to the heat conduction beam 9.4.

And radiating fin arrays are arranged on four side wall surfaces of the heat conducting beam 9.4 and are positioned in the middle of each side wall surface of the heat conducting beam 9.4.

The heat generated by the whole vacuum pump is conducted to the elliptical heat conducting rings 9.1 through the base 8, the heat conducted by the elliptical heat conducting rings 9.1 is uniformly distributed to each heat conducting beam 9.4 through the heat radiating plates 9.2, and the heat radiating fin arrays on the heat conducting beams 9.4 are quickly and effectively radiated. The heat dissipation speed is high, the disassembly and the assembly are convenient, and the application range is wide.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. High efficiency roots vacuum pump, including bottom plate (1), vacuum pump (2), hollow backplate (3) and motor (4), its characterized in that: vacuum pump (2) fixed connection is in bottom plate (1) roof left side, hollow backplate (3) fixed connection is in the top at bottom plate (1) back, motor (4) fixed connection is on the right side at bottom plate (1) top, horizontal equidistance fixedly connected with radiator-bar (13) are followed to the bottom of bottom plate (1), the front and the equal fixedly connected with heat conduction connecting rod (7) in back of radiator-bar (13) bottom, the bottom fixedly connected with heat conduction base (8) of heat conduction connecting rod (7), the equal fixedly connected with fin (9) in the left and right sides of heat conduction base (8) bottom.

2. A high efficiency roots vacuum pump as claimed in claim 1, wherein: the front of motor (4) is fixed cup jointed with heat dissipation ring (5), the interior ring equidistance fixedly connected with heat conduction copper billet (11) around the circumference of heat dissipation ring (5), the top of heat dissipation ring (5) is around semicircle equidistance fixedly connected with socket (10), the inner chamber of socket (10) is pegged graft and is had heat abstractor (6).

3. A high efficiency roots vacuum pump as claimed in claim 2, wherein: the heat dissipation device (6) comprises a hollow insert block (61), wherein a threaded connector (62) is fixedly connected to the top of the hollow insert block (61), a threaded sealing cover (63) is connected to the top of the threaded connector (62) in a threaded manner, heat dissipation holes (64) are formed in the top of the threaded sealing cover (63) at equal intervals, and cold water (65) is filled in an inner cavity of the hollow insert block (61).

4. A high efficiency roots vacuum pump as claimed in claim 2, wherein: the diameter of the depression surface of the socket (10) is matched with the diameter of the depression surface of the hollow insert block (61), and the three heat-conducting copper blocks (11) at the tops of the hollow insert block (61) and the inner ring of the heat dissipation ring (5) are mutually attached together.

5. A high efficiency roots vacuum pump as claimed in claim 2, wherein: the central part of the bottom of the heat dissipation ring (5) is fixedly connected with a heat conduction connecting column (12), and the bottom of the heat conduction connecting column (12) is fixedly connected with the top of the bottom plate (1).

6. A high efficiency roots vacuum pump as claimed in claim 2, wherein: and the heat-conducting copper block (11) in the heat-radiating ring (5) is mutually attached to the surface of the motor (4).

7. A high efficiency roots vacuum pump as claimed in claim 1, wherein: the heat sink (9) includes:

the elliptical heat conduction ring (9.1) is of an elliptical frame structure, and the elliptical heat conduction ring (9.1) is arranged on the side wall of the base (8) in an enclosing manner;

the lower surfaces of two side edges of the elliptical heat conducting ring (9.1) are fixedly connected with the heat radiating plate (9.2) through screws (9.3), and N parallel heat conducting beams (9.4) are inserted into the side wall of the heat radiating plate (9.2), wherein N is a natural number which is more than or equal to 3;

one end of the heat conduction beam (9.4) is fixedly connected with an elastic insertion block (9.5), the elastic insertion block (9.5) is inserted into a slot of the heat dissipation plate (9.2), the heat conduction beam (9.4) is further fixedly connected with a heat dissipation fin array, the heat dissipation fin array is composed of H heat dissipation fin single sheets (9.6) which are linearly arranged at equal intervals, the heat dissipation fin single sheets (9.6) are of a semi-cylinder structure, and the end part of each heat dissipation fin single sheet (9.6) with the diameter is fixedly connected onto the heat conduction beam (9.4).

8. A high efficiency roots vacuum pump as claimed in claim 7, wherein: the heat conduction beam is characterized in that radiating fin arrays are arranged on four side wall surfaces of the heat conduction beam (9.4), and the radiating fin arrays are located in the middle of each side wall surface of the heat conduction beam (9.4).