CN211230869U

CN211230869U - High-efficiency energy-saving centrifugal vacuum pump

Info

Publication number: CN211230869U
Application number: CN201922079804.6U
Authority: CN
Inventors: 王行高; 王秀华
Original assignee: Nantong Pratt Turbine Technology Co ltd
Current assignee: Nantong Pratt Turbine Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-11
Anticipated expiration: 2029-11-27

Abstract

The utility model belongs to the technical field of the vacuum pump, especially, be a high-efficient energy-saving centrifugal vacuum pump, including base, motor, pump shaft, the pump body, gas vent, induction port, vacuum adjusting device and cooling device, motor fixed mounting is in the upper end of base, pump shaft fixed connection is in the one end of motor, pump body fixed mounting is at the other end of pump shaft, the gas vent intercommunication is in one side position of pump body upper end, the induction port intercommunication is in the other side position of pump body upper end. The utility model discloses a set up cooling device, make the inside temperature of the pump body obtain reducing, avoid leading to the unstable condition of vacuum because of the high temperature, make this centrifugal vacuum pump can normally work, through setting up vacuum adjusting device, make vacuum obtain the balance, reduced the operation consumption of this vacuum pump, reached energy-conserving effect, and can guarantee the high-efficient operation of this vacuum pump.

Description

High-efficiency energy-saving centrifugal vacuum pump

Technical Field

The utility model relates to a vacuum pump technical field specifically is a high-efficient energy-saving centrifugal vacuum pump.

Background

The main structure of the centrifugal vacuum pump comprises: the centrifugal pump comprises an air inlet section, an air inlet plate, a middle baffle, a last baffle, an impeller, a shaft, a bearing frame, an oil seal box and the like, wherein the pump is driven by a motor, an air body to be sucked generates centrifugal force under the action of the rotating impeller, the air body is gradually pressurized and discharged to the outside of the pump, the outlet of the impeller and the center of an air passage are easy to deviate, and the centrifugal force generated by the structure is generated along with the change of the relative positions of the impeller and blades.

1. When the existing centrifugal vacuum pump works, certain heat can be generated on the surface of a pump body, and if the heat is not processed in time, the temperature in the pump body can be increased, so that the vacuum degree in the pump body is influenced;

2. the existing centrifugal vacuum pump can continuously increase the vacuum degree along with the running of the impeller, and when the vacuum degree exceeds a set value, the running power consumption of a vacuum pump body is increased, and the energy is not saved enough.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high-efficient energy-saving centrifugal vacuum pump has solved the temperature rise when current centrifugal vacuum pump functions and has leaded to vacuum to receive the influence, the relatively poor problem of cooling effect.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-efficient centrifugal vacuum pump, includes base, motor, pump shaft, the pump body, gas vent, induction port, vacuum adjusting device and cooling device, motor fixed mounting is in the upper end of base, pump shaft fixed connection is in the one end of motor, pump body fixed mounting is at the other end of pump shaft, the one side position of gas vent intercommunication on the pump body upper end, the opposite side position of induction port intercommunication on the pump body upper end, vacuum adjusting device fixed mounting is in the upper end of induction port, cooling device fixed mounting is in the inside and one side of the pump body.

Cooling device includes the water tank, one side intercommunication of water tank has the inlet tube, the first suction pump of fixedly connected with between the inlet tube, the fixed surface of the pump body installs the mounting bracket, the inside fixed mounting of mounting bracket has the circulating pipe, through mount fixed connection between circulating pipe and the mounting bracket, through bolt fixed connection between mounting bracket and the pump body, the one end intercommunication of circulating pipe has the outlet pipe, fixedly connected with second suction pump between the outlet pipe, still fixedly connected with heat exchanger between the outlet pipe.

As an optimal technical scheme of the utility model, vacuum adjusting device includes the vacuum control valve, the top of vacuum control valve is provided with the vacuum pressure gauge.

As an optimized technical scheme of the utility model, the equal fixed mounting of vacuum control valve and vacuum pressure gauge is in the upper end of induction port.

As a preferred technical scheme of the utility model, be linked together between inlet tube and the circulating pipe, the circulating pipe is the S-shaped pipe.

As an optimal technical scheme of the utility model, the mount is the aluminum alloy material, and the quantity of mount is five groups.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-efficient energy-saving centrifugal vacuum pump possesses following beneficial effect:

1. this energy-efficient centrifugal vacuum pump, through setting up cooling device, at the water tank, the inlet tube, make water absorb the internal temperature of pump under the cooperation of first suction pump and circulating pipe, at the second suction pump, make the water after the heat absorption obtain retrieving and cooling under the cooperation of outlet pipe and heat exchanger, thereby can carry out the operation of circulation cooling once more, the mount plays the effect of carrying out stable installation to the circulating pipe, the bolt plays the effect of installing to the mounting bracket, make the inside temperature of the pump body obtain reducing, avoid leading to the unstable condition of vacuum because of the high temperature, make this centrifugal vacuum pump can normally work.

2. This energy-efficient centrifugal vacuum pump, through setting up vacuum degree adjusting device, after vacuum exceeded the setting value in the pump body, played the effect of carrying out the equilibrium to vacuum degree through the switch of vacuum control valve, the value of vacuum degree can be observed in real time to the vacuum manometer, makes vacuum degree obtain the balance, has reduced the operation consumption of this vacuum pump, has reached energy-conserving effect, and can guarantee the high-efficient operation of this vacuum pump.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the mounting case of the present invention.

In the figure: 1. a base; 2. a motor; 3. a pump shaft; 4. a pump body; 5. an exhaust port; 6. an air suction port; 7. a vacuum degree adjusting device; 701. a vacuum regulating valve; 702. a vacuum pressure gauge; 8. a cooling device; 801. a water tank; 802. a water inlet pipe; 803. a first suction pump; 804. a mounting frame; 805. a circulation pipe; 806. a fixed mount; 807. a bolt; 808. a water outlet pipe; 809. a second suction pump; 810. a heat exchanger.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides an energy-efficient centrifugal vacuum pump, the on-line screen storage device comprises a base 1, motor 2, pump shaft 3, the pump body 4, the gas vent 5, induction port 6, vacuum adjusting device 7 and cooling device 8, 2 fixed mounting of motor are in the upper end of base 1, 3 fixed connection in the one end of motor 2 of pump shaft, 4 fixed mounting at the other end of pump shaft 3 of the pump body, 5 intercommunication in one side position of 4 upper ends of the pump body in the gas vent, 6 intercommunication in the other side position of 4 upper ends of the pump body in the induction port, 7 fixed mounting in the upper end of induction port 6 of vacuum adjusting device, 8 fixed mounting in the.

Cooling device 8 includes water tank 801, one side intercommunication of water tank 801 has inlet tube 802, the first suction pump 803 of fixedly connected with between the inlet tube 802, the outer fixed surface of the pump body 4 installs mounting bracket 804, the inside fixed mounting of mounting bracket 804 has circulating pipe 805, pass through mount 806 fixed connection between circulating pipe 805 and the mounting bracket 804, pass through bolt 807 fixed connection between mounting bracket 804 and the pump body 4, the one end intercommunication of circulating pipe 805 has outlet pipe 808, fixedly connected with second suction pump 809 between the outlet pipe 808, still fixedly connected with heat exchanger 810 between the outlet pipe 808.

In this embodiment, when the pump body 4 works, the first suction pump 803 is turned on to enable water in the water tank 801 to enter the circulating pipe 805 through the water inlet pipe 802, the water is conveyed in the circulating pipe 805 in an S-shaped manner to absorb heat in the pump body 4, then the water is pumped into the water outlet pipe 808 under the action of the second suction pump 809, and then the water after heat absorption is cooled by the heat exchanger 810 through the heat exchanger 810, so that the cooled water enters the water tank 801 again to be circulated for the next time, the temperature in the pump body 4 is reduced, the condition that the vacuum degree is unstable due to overhigh temperature is avoided, and the centrifugal vacuum pump can work normally.

Specifically, the vacuum degree adjusting device 7 includes a vacuum adjusting valve 701, and a vacuum pressure gauge 702 is disposed above the vacuum adjusting valve 701.

In this embodiment, when the vacuum degree in the pump body 4 exceeds the set value, the vacuum regulating valve 701 is opened to communicate the air suction port 6 with the outside, and when the vacuum degree is reduced to the set value, the vacuum regulating valve 701 is closed to disconnect the air suction port 6 from the outside, and the vacuum degree in the pump body 4 can be observed through the vacuum pressure gauge 702, so that the vacuum degree is balanced, the operation power consumption of the vacuum pump is reduced, an energy-saving effect is achieved, and the high-efficiency operation of the vacuum pump can be ensured.

Specifically, the vacuum regulating valve 701 and the vacuum pressure gauge 702 are both fixedly installed at the upper end of the suction port 6.

In this embodiment, the vacuum control valve 701 can perform on-off control of the suction port 6, and the vacuum pressure gauge 702 is used for detecting the vacuum degree in the pump body 4.

Specifically, the water inlet pipe 802 is communicated with a circulating pipe 805, and the circulating pipe 805 is an S-shaped pipe.

In this embodiment, the water inlet pipe 802 can convey water into the circulation pipe 805, and the circulation pipe 805 has a long circulation distance and occupies a small space.

Specifically, the fixing frames 806 are made of aluminum alloy, and the number of the fixing frames 806 is five.

In this embodiment, the fixing frame 806 has an advantage of good heat conductivity, and can absorb a part of the heat of the circulation pipe 805, thereby achieving the purpose of primarily cooling the circulation pipe 805.

The utility model discloses a theory of operation and use flow: when the pump body 4 works, the first suction pump 803 is turned on, so that water in the water tank 801 enters the circulating pipe 805 through the water inlet pipe 802, the water is conveyed in the circulating pipe 805 in an S shape to absorb heat in the pump body 4, then the water is sucked into the water outlet pipe 808 under the action of the second suction pump 809, then the water after heat absorption passes through the heat exchanger 810, the heat exchanger 810 cools the water after heat absorption, the cooled water enters the water tank 801 again for next circulation, when the vacuum degree in the pump body 4 exceeds a set value, the vacuum regulating valve 701 is opened, so that the air suction port 6 is communicated with the outside, until the vacuum degree is reduced to be within the set value, the vacuum regulating valve 701 is closed, the air suction port 6 is disconnected with the outside, and the vacuum degree in the pump body 4 can be observed through the vacuum pressure gauge.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an energy-efficient type centrifugal vacuum pump, includes base (1), motor (2), pump shaft (3), the pump body (4), gas vent (5), induction port (6), vacuum adjusting device (7) and cooling device (8), its characterized in that: the pump comprises a base (1), a motor (2), a pump shaft (3), an air suction port (6), a vacuum degree adjusting device (7), a cooling device (8) and a pump body (4), wherein the motor (2) is fixedly arranged at the upper end of the base (1), the pump shaft (3) is fixedly connected to one end of the motor (2), the pump body (4) is fixedly arranged at the other end of the pump shaft (3), the air exhaust port (5) is communicated with one side position of the upper end of the pump body (4), the air suction port (6) is communicated with the other side position of the upper end of the pump body (4), the vacuum degree adjusting;

cooling device (8) include water tank (801), one side intercommunication of water tank (801) has inlet tube (802), the first suction pump (803) of fixedly connected with between inlet tube (802), the surface fixed mounting of the pump body (4) has mounting bracket (804), the inside fixed mounting of mounting bracket (804) has circulating pipe (805), through mount (806) fixed connection between circulating pipe (805) and mounting bracket (804), through bolt (807) fixed connection between mounting bracket (804) and the pump body (4), the one end intercommunication of circulating pipe (805) has outlet pipe (808), fixedly connected with second suction pump (809) between outlet pipe (808), still fixedly connected with heat exchanger (810) between outlet pipe (808).

2. An energy efficient centrifugal vacuum pump as defined in claim 1, wherein: the vacuum degree adjusting device (7) comprises a vacuum adjusting valve (701), and a vacuum pressure gauge (702) is arranged above the vacuum adjusting valve (701).

3. An energy efficient centrifugal vacuum pump as defined in claim 2, wherein: the vacuum regulating valve (701) and the vacuum pressure gauge (702) are both fixedly arranged at the upper end of the air suction port (6).

4. An energy efficient centrifugal vacuum pump as defined in claim 1, wherein: the water inlet pipe (802) is communicated with the circulating pipe (805), and the circulating pipe (805) is an S-shaped pipe.

5. An energy efficient centrifugal vacuum pump as defined in claim 1, wherein: the fixing frames (806) are made of aluminum alloy materials, and the number of the fixing frames (806) is five.