CN217842013U

CN217842013U - Energy-efficient screw vacuum pump

Info

Publication number: CN217842013U
Application number: CN202222271732.7U
Authority: CN
Inventors: 柳民杰; 石伟民
Original assignee: Shandong Boxu Energy Saving Equipment Co ltd
Current assignee: Shandong Boxu Energy Saving Equipment Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-18
Anticipated expiration: 2032-08-29

Abstract

The utility model relates to a screw vacuum pump field especially relates to an energy-efficient screw vacuum pump. It comprises a screw vacuum pump body; the screw vacuum pump body is provided with an air inlet and an air outlet, and the outside of the screw vacuum pump body is provided with a cooling pipeline; the air inlet is provided with an air inlet filtering component; the air outlet is provided with an air outlet heat exchange assembly; the air outlet heat exchange assembly is provided with a water inlet pipe and a water outlet pipe; the water inlet pipe is connected with the cooling pipeline. The utility model discloses the setting is admitted air filtering component and is to getting into the internal gas filtration of screw vacuum pump, removes dust, moisture absorption, reduces the damage to equipment, also reduces air pollution. A cooling pipeline is arranged to absorb heat outside the screw vacuum pump body, and an air outlet heat exchange assembly is arranged to recover waste heat of high-temperature hot air, so that high efficiency and energy conservation are realized.

Description

Energy-efficient screw vacuum pump

Technical Field

The utility model relates to a screw vacuum pump field especially relates to an energy-efficient screw vacuum pump.

Background

The screw vacuum pump is an air extraction device which utilizes a pair of screws to synchronously rotate in a high speed and reverse direction in a pump shell to generate air suction and exhaust functions, is a renewal product of an oil seal type vacuum pump, can extract gas occasions containing a large amount of water vapor and a small amount of dust, and is widely applied to the fields of enterprises with higher requirements on clean vacuum, such as domestic pharmacy, chemical industry, semiconductors and the like.

Chinese patent document with the publication number of CN 216554401U authorizes discloses an energy-efficient screw vacuum pump, the on-line screen storage device comprises a base, top one side of base is provided with the motor, the side of motor is provided with the pump body, the output of motor is connected state with the output of the pump body, the bottom mounting of motor has the mount pad, the bottom and the base of mount pad are the laminating state, the spread groove has been seted up to the surface symmetry of base, the spacing groove has been seted up to the bottom symmetry of mount pad, the spacing groove is provided with the stopper with the inboard of spread groove, be provided with the silica gel piece between the top of stopper and the spacing groove.

In the actual working process of the screw vacuum pump, the exhaust temperature is very high due to the fact that no internal compression process exists. If the treatment is not carried out in time, the deformation of the rotor and the casing can be caused, and the air exhaust effect is influenced. The inlet air carries dust and moisture, and the pump body of the screw vacuum pump can be damaged after long-term action. The screw vacuum pump realizes high efficiency and energy conservation from the installation angle. But there is also a large space for saving energy in exhaust and intake.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the background technology, a high-efficiency and energy-saving screw vacuum pump is provided. The utility model discloses the setting is admitted air filtering component and is to getting into the internal gas filtration of screw vacuum pump, removes dust, moisture absorption, reduces the damage to equipment, also reduces air pollution. A cooling pipeline is arranged to absorb heat outside the screw vacuum pump body, and an air outlet heat exchange assembly is arranged to recover waste heat of high-temperature hot air, so that high efficiency and energy conservation are realized.

The utility model provides a high-efficiency energy-saving screw vacuum pump, which comprises a screw vacuum pump body; the screw vacuum pump body is provided with an air inlet and an air outlet, and the outside of the screw vacuum pump body is provided with a cooling pipeline; an air inlet filter assembly is arranged on the air inlet; the air outlet is provided with an air outlet heat exchange assembly; the air outlet heat exchange assembly is provided with a water inlet pipe and a water outlet pipe; the water inlet pipe is connected with the cooling pipeline.

Preferably, the air outlet heat exchange assembly comprises a mounting flange I; the first mounting flanges are arranged in two groups, the first mounting flange at the lower end is connected with the air outlet, the first mounting flange at the upper end is connected with the air outlet pipe, and a heat exchange cylinder is arranged between the first mounting flanges; the upper end and the lower end of the heat exchange cylinder are provided with sealing plates to form a heat exchange chamber; the heat exchange chamber is internally provided with a heat exchange tube.

Preferably, the heat exchange tubes are arranged in a plurality of groups in a radial arrangement, the upper end and the lower end of each heat exchange tube extend out of the sealing plate respectively, the upper end of each heat exchange tube is connected with the air outlet pipe, and the lower end of each heat exchange tube is connected with the air outlet.

Preferably, the water inlet pipe and the water outlet pipe are communicated with the heat exchange chamber.

Preferably, the cooling pipeline is spirally coiled outside the screw vacuum pump body, and the water inlet end is connected with an external water source through a water pump.

Preferably, the intake air filtering assembly comprises a second mounting flange; the mounting flanges II are arranged in two groups, the mounting flange II at the lower end is connected with the air inlet, the mounting flange II at the upper end is connected with the air inlet pipe, and a filter cartridge is arranged between the two mounting flanges II; a filter element is arranged inside the filter cartridge; a cleaning piece is arranged above the filtering piece.

Preferably, the filter element is provided with a filter funnel; the filter hopper is arranged into a spherical surface with an upward concave surface, and a dust collection bag is arranged in the center.

Preferably, the cleaning member includes a mounting bracket; the mounting rack is positioned at the upper end of the filter cylinder, the upper end of the mounting rack is provided with a rotating shaft, and the lower end of the mounting rack is provided with a rotating rod; the side wall of the rotating shaft is provided with a driving paddle; the bottom of the rotating rod is provided with a cleaning frame; the cleaning frame is connected with the spherical surface of the filter hopper in a sliding way.

Compared with the prior art, the utility model discloses following profitable technological effect has:

1. the utility model discloses the setting is admitted air the gas filtration of filter assembly to getting into the screw vacuum pump internal, removes dust, moisture absorption, reduces the damage to equipment, also reduces air pollution. Meanwhile, energy consumption is not needed, the cleaning frame is driven to work through air flow, the filter hopper is effectively prevented from being blocked, dust enters the dust collecting bag, subsequent cleaning is facilitated, and high efficiency and energy conservation are realized.

2. The utility model discloses set up cooling tube and to the outside heat absorption of screw rod vacuum pump body for equipment heat dissipation. The cooling water absorbs heat and then enters the air outlet heat exchange assembly, so that water resources are fully utilized, and high efficiency and energy conservation are realized.

3. The utility model discloses set up the heat transfer subassembly of giving vent to anger, intake to the heat transfer room through the inlet tube, high temperature is given vent to anger simultaneously and is got into the heat exchange tube, through with heat transfer water heat transfer, gets into the outlet duct at last. The water outlet pipe leads out the water after heat exchange to be used as a heat source for other work, thereby realizing high efficiency and energy saving.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a sectional view of a heat exchange cylinder according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a filter cartridge in an embodiment of the invention.

Reference numerals: 1. a screw vacuum pump body; 2. an air inlet; 3. an air outlet; 4. an intake air filter assembly; 5. The air outlet heat exchange component; 6. a cooling pipe; 7. a water inlet pipe; 8. a water outlet pipe; 9. mounting a flange I; 10. a heat exchange tube; 11. a sealing plate; 12. a heat exchange pipe; 13. mounting a flange II; 14. a filter cartridge; 15. a filter hopper; 16. a dust collection bag; 17. rotating the rod; 18. a cleaning frame; 19. a mounting frame; 20. a rotating shaft; 21. the paddle is driven.

Detailed Description

Example one

As shown in fig. 1, the utility model provides a high-efficiency energy-saving screw vacuum pump, which comprises a screw vacuum pump body 1; the screw vacuum pump body 1 is provided with an air inlet 2 and an air outlet 3, and the outside is provided with a cooling pipeline 6; an air inlet filtering component 4 is arranged on the air inlet 2; an air outlet heat exchange assembly 5 is arranged on the air outlet 3; the air outlet heat exchange component 5 is provided with a water inlet pipe 7 and a water outlet pipe 8; the inlet pipe 7 is connected to the cooling duct 6.

The working principle of the embodiment is as follows: when the screw vacuum pump body 1 works, a driving rotor of the screw vacuum pump body is connected with a motor spindle, and a synchronous gear drives a driven rotor to rotate so as to start air suction and exhaust. In the process, the air inlet filtering component 4 filters the air entering the screw vacuum pump body 1, removes dust and absorbs moisture, reduces the damage to equipment, reduces air pollution and realizes high efficiency and energy conservation. The cooling pipeline 6 absorbs heat from the outside of the screw vacuum pump body 1, so that heat dissipation of the equipment is accelerated. The cooling water absorbs heat and then enters the gas outlet heat exchange assembly 5 to further exchange heat for the high-temperature gas flowing out of the gas outlet 3, so that the water resource is fully utilized, the waste heat is recycled, and the high efficiency and the energy conservation are realized.

Example two

As shown in fig. 1, the high-efficiency energy-saving screw vacuum pump provided by the utility model comprises a screw vacuum pump body 1; the screw vacuum pump body 1 is provided with an air inlet 2 and an air outlet 3, and the outside of the screw vacuum pump body is provided with a cooling pipeline 6; an air inlet filtering component 4 is arranged on the air inlet 2; an air outlet heat exchange assembly 5 is arranged on the air outlet 3; the air outlet heat exchange component 5 is provided with a water inlet pipe 7 and a water outlet pipe 8; the inlet pipe 7 is connected to the cooling duct 6.

As shown in fig. 2, the outlet heat exchange assembly 5 comprises a mounting flange one 9; the first mounting flanges 9 are arranged in two groups, the first mounting flange 9 at the lower end is connected with the air outlet, the first mounting flange 9 at the upper end is connected with the air outlet pipe, and a heat exchange cylinder 10 is arranged between the first mounting flanges 9 in the two groups; the upper end and the lower end of the heat exchange cylinder 10 are provided with sealing plates 11 to form a heat exchange chamber; the heat exchange chamber is internally provided with heat exchange tubes 12.

Furthermore, the heat exchange tubes 12 are arranged in groups in a radial arrangement, the upper end and the lower end of each heat exchange tube extend out of the sealing plate 11, the upper end of each heat exchange tube is connected with an air outlet pipe, and the lower end of each heat exchange tube is connected with an air outlet. The heat exchange pipe 12 shunts the exhaust gas, so that the exhaust gas is fully contacted with the heat exchange water, and the waste heat recovery rate is improved.

Furthermore, the water inlet pipe 7 and the water outlet pipe 8 are communicated with the heat exchange chamber. The heat exchange water in the heat exchange chamber is replaced through the water inlet pipe 7 and the water outlet pipe 8, and the heat absorption effect of the heat exchange chamber is guaranteed.

Furthermore, a cooling pipeline 6 is spirally coiled outside the screw vacuum pump body 1, and the water inlet end is connected with an external water source through a water pump. Coiling through cooling tube 6, realizing the heat dissipation, the cooling to the screw rod vacuum pump body 1, the working property of protection equipment.

The concrete structure of the air outlet heat exchange assembly 5 is arranged in the embodiment, water enters the heat exchange chamber through the water inlet pipe 7, and high-temperature air is discharged to enter the heat exchange pipe 12, exchanges heat with heat exchange water and finally enters the air outlet pipe. The water outlet pipe 8 leads out the water after heat exchange.

EXAMPLE III

As shown in fig. 1, the utility model provides a high-efficiency energy-saving screw vacuum pump, which comprises a screw vacuum pump body 1; the screw vacuum pump body 1 is provided with an air inlet 2 and an air outlet 3, and the outside of the screw vacuum pump body is provided with a cooling pipeline 6; the air inlet 2 is provided with an air inlet filtering component 4; an air outlet heat exchange assembly 5 is arranged on the air outlet 3; the air outlet heat exchange assembly 5 is provided with a water inlet pipe 7 and a water outlet pipe 8; the inlet pipe 7 is connected to the cooling duct 6.

As shown in fig. 2, the air outlet heat exchange assembly 5 comprises a mounting flange one 9; the first mounting flanges 9 are arranged in two groups, the first mounting flange 9 at the lower end is connected with the air outlet, the first mounting flange 9 at the upper end is connected with the air outlet pipe, and a heat exchange cylinder 10 is arranged between the first mounting flanges 9 in the two groups; the upper end and the lower end of the heat exchange cylinder 10 are provided with sealing plates 11 to form a heat exchange chamber; the heat exchange chamber is internally provided with heat exchange tubes 12.

Furthermore, the water inlet pipe 7 and the water outlet pipe 8 are both communicated with the heat exchange chamber. The heat exchange water in the heat exchange chamber is replaced through the water inlet pipe 7 and the water outlet pipe 8, and the heat absorption effect is guaranteed.

Further, a cooling pipeline 6 is spirally wound outside the screw vacuum pump body 1, and a water inlet end is connected with an external water source through a water pump. Coiling through cooling tube 6, realizing the heat dissipation, the cooling to the screw rod vacuum pump body 1, the working property of protection equipment.

As shown in fig. 3, the inlet filter assembly 4 includes a second mounting flange 13; two groups of mounting flanges II 13 are arranged, the mounting flange II 13 at the lower end is connected with an air inlet, the mounting flange II 13 at the upper end is connected with an air inlet pipe, and a filter cylinder 14 is arranged between the two groups of mounting flanges II 13; the inside of the filter cartridge 14 is provided with a filter element; the cleaning piece is arranged above the filtering piece.

Further, the filter member is provided with a filter hopper 15; the filter hopper 15 is a spherical surface with a concave surface facing upwards, and a dust collecting bag 16 is arranged at the center.

Further, the cleaning member includes a mounting frame 19; the mounting frame 19 is positioned at the upper end of the filter cartridge 14, the upper end of the mounting frame 19 is provided with a rotating shaft 20, and the lower end is provided with a rotating rod 17; the side wall of the rotating shaft 20 is provided with a driving paddle 21; the bottom of the rotating rod 17 is provided with a cleaning frame 18; the cleaning frame 18 is connected with the spherical surface of the filter bucket 15 in a sliding way.

In this embodiment, the specific structure of the intake air filtering assembly 4 is set, and intake air enters the filter cartridge 14, is filtered by the filter hopper 15, is dedusted, absorbs moisture, and is purified. While the intake dial drives the paddle 21 so that the rotating shaft 20 rotates. The final cleaning frame 18 is rotated to unclog the dust on the filter hopper 15 into the dust bag 16. Energy consumption is not needed, the cleaning frame 18 is driven to work through air flow, the filter hopper 15 is effectively prevented from being blocked, and dust enters the dust collecting bag 16, so that subsequent cleaning is facilitated.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. The efficient and energy-saving screw vacuum pump is characterized by comprising a screw vacuum pump body (1); the screw vacuum pump body (1) is provided with an air inlet (2) and an air outlet (3), and the outside of the screw vacuum pump body is provided with a cooling pipeline (6); an air inlet filter component (4) is arranged on the air inlet (2); an air outlet heat exchange assembly (5) is arranged on the air outlet (3); the air outlet heat exchange assembly (5) is provided with a water inlet pipe (7) and a water outlet pipe (8); the water inlet pipe (7) is connected with the cooling pipeline (6).

2. An efficient and energy-saving screw vacuum pump as claimed in claim 1, characterized in that the air outlet heat exchange assembly (5) comprises a first mounting flange (9); the first mounting flanges (9) are arranged in two groups, the first mounting flange (9) at the lower end is connected with the air outlet, the first mounting flange (9) at the upper end is connected with the air outlet pipe, and a heat exchange cylinder (10) is arranged between the first mounting flanges (9) in the two groups; sealing plates (11) are arranged at the upper end and the lower end of the heat exchange cylinder (10) to form a heat exchange chamber; the heat exchange chamber is internally provided with a heat exchange tube (12).

3. A high efficiency energy saving screw vacuum pump according to claim 2, wherein the heat exchange tubes (12) are arranged in groups and arranged in a radial shape, the upper and lower ends extend out of the sealing plate (11), the upper end is connected with the air outlet tube, and the lower end is connected with the air outlet.

4. An efficient and energy-saving screw vacuum pump according to claim 3, characterized in that the water inlet pipe (7) and the water outlet pipe (8) are communicated with the heat exchange chamber.

5. An efficient and energy-saving screw vacuum pump as claimed in claim 1, characterized in that the cooling pipeline (6) is spirally wound outside the screw vacuum pump body (1), and the water inlet end is connected with an external water source through the water pump.

6. An energy-efficient screw vacuum pump according to claim 1, characterized in that the inlet air filter assembly (4) comprises a second mounting flange (13); two groups of mounting flanges II (13) are arranged, the mounting flange II (13) at the lower end is connected with an air inlet, the mounting flange II (13) at the upper end is connected with an air inlet pipe, and a filter cylinder (14) is arranged between the two groups of mounting flanges II (13); a filter element is arranged inside the filter cartridge (14); the cleaning piece is arranged above the filtering piece.

7. An energy efficient screw vacuum pump according to claim 6, characterized in that the filter element is provided with a filter funnel (15); the filtering funnel (15) is arranged into a spherical surface with an upward concave surface, and a dust collecting bag (16) is arranged in the center.

8. An energy efficient screw vacuum pump according to claim 7, characterized in that the cleaning member comprises a mounting frame (19); the mounting rack (19) is positioned at the upper end of the filter cylinder (14), the upper end of the mounting rack (19) is provided with a rotating shaft (20), and the lower end of the mounting rack is provided with a rotating rod (17); a driving paddle (21) is arranged on the side wall of the rotating shaft (20); a cleaning frame (18) is arranged at the bottom of the rotating rod (17); the cleaning frame (18) is connected with the spherical surface of the filtering hopper (15) in a sliding way.