CN219691701U

CN219691701U - Vacuum pump pressure reducing device

Info

Publication number: CN219691701U
Application number: CN202321009203.8U
Authority: CN
Inventors: 刘洋
Original assignee: Nanjing Artes Industrial Equipment Co ltd
Current assignee: Nanjing Artes Industrial Equipment Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-15
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses a vacuum pump pressure reducing device, which relates to the technical field of vacuum pumps, and is characterized in that: including vacuum pump and the motor of setting in vacuum pump tip department, fixedly connected with heat-conducting rod is provided with to the motor on the one end of output shaft, and the heat-conducting rod does not contact with this output shaft, the inside of vacuum pump has the barrel through the communicating pipe intercommunication that sets up, fixedly connected with unloads the trachea on the barrel surface, the inside of barrel is provided with electric telescopic handle, fixedly connected with temperature-sensing controller is provided with on the one end of heat-conducting rod, temperature-sensing controller with electric telescopic handle fixed connection, fixedly connected with sealing block is gone up to electric telescopic handle's output, sealing block laminating is on the internal surface of barrel, and the effect is that to decompress this vacuum pump by oneself, and the decompression process is comparatively simple, and the security is also higher.

Description

Vacuum pump pressure reducing device

Technical Field

The utility model relates to the technical field of vacuum pumps, in particular to a vacuum pump pressure reducing device.

Background

Vacuum pumps refer to devices or apparatus that draw air from a container being evacuated using mechanical, physical, chemical, or physicochemical means to obtain a vacuum. Generally, vacuum pumps are devices that improve, create, and maintain a vacuum in an enclosed space by various methods. The vacuum pump can be basically classified into two types, i.e., a gas trapping pump and a gas transporting pump, according to the operation principle of the vacuum pump. It is widely used in metallurgical, chemical, food, electronic plating and other industries.

Most of the vacuum pumps on the market at present can increase the air pressure of the air exhaust part when operated for a long time, the high air pressure of the air exhaust part can enable the air flow in the vacuum pump to be in conflict with the two air flows, in order to ensure the air exhaust quality of the pump body, the motor can increase the strength to exhaust the vacuum pump, so that the air pressure at the tail end of the vacuum pump can be further increased, the power pressure can be excessively high for a long time, and finally the motor is damaged, so that the damage to the vacuum pump is caused, and the timely decompression of the vacuum pump is particularly important.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a vacuum pump decompression device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vacuum pump pressure reducing device, includes the vacuum pump and sets up the motor in vacuum pump tip department, fixedly connected with heat conduction pole on the one end that the motor was provided with the output shaft, and the heat conduction pole not with this output shaft contact, the inside of vacuum pump has the barrel through the communicating pipe intercommunication that sets up, fixedly connected with unloads the trachea on the barrel surface, the inside of barrel is provided with electric telescopic handle, fixedly connected with temperature-sensing controller on the one end of heat conduction pole, temperature-sensing controller with electric telescopic handle fixed connection, fixedly connected with sealing block on electric telescopic handle's the output, sealing block laminating is on the internal surface of barrel.

Preferably, a rubber pad is fixedly installed on the outer surface of the sealing block.

Preferably, a cooling device is fixedly arranged on the outer surface of the vacuum pump.

Preferably, the pressure reducing device further comprises a bottom plate, a first supporting rod and a second supporting rod are fixedly installed at two ends of the bottom plate in the length direction respectively, a first fixing component and a second fixing component are arranged on the first supporting rod and the second supporting rod respectively, and the vacuum pump and the motor are installed on the bottom plate through the first fixing component and the second fixing component.

Preferably, the first fixing component comprises a first screw rod, a first clamping part and a first thread block, the first screw rod is rotatably mounted on the first supporting rod, the first thread block is fixedly mounted on the first clamping part, the first thread block is in threaded connection with the first screw rod, the second fixing component comprises a second screw rod, a second clamping part and a second thread block, the second screw rod is rotatably mounted on the second supporting rod, the second thread block is fixedly mounted on the second clamping part, and the second thread block is in threaded connection with the second screw rod.

Preferably, the top ends of the first support rod and the second support rod are respectively fixedly provided with a first limiting part and a second limiting part.

Compared with the prior art, the utility model has the following beneficial effects: through fixedly connected with heat conduction rod on the motor, the inside of vacuum pump has the barrel through the communicating pipe intercommunication that sets up, fixedly connected with unloads the trachea on the barrel surface, the inside of barrel is provided with electric telescopic handle, fixedly connected with temperature-sensing controller on the one end of heat conduction rod, temperature-sensing controller and electric telescopic handle fixed connection, temperature-sensing controller is used for controlling electric telescopic handle action, make the bottom of communicating pipe open or close, can decompress this vacuum pump by oneself, the decompression process is comparatively simple, the security is also higher.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another side of the present utility model;

FIG. 3 is a schematic diagram of a split structure of a cylinder and an electric telescopic rod in the utility model;

fig. 4 is a schematic structural view of a base plate in the present utility model.

1. A vacuum pump; 2. a motor; 3. a cooling device; 4. a bottom plate; 5. an air outlet pipe; 6. a heat conduction rod; 7. a cylinder; 8. an electric telescopic rod; 9. a temperature sensing controller; 10. a sealing block; 11. a rubber pad; 12. a communicating pipe; 13. an air discharging pipe; 14. a first support bar; 15. a first limit part; 16. a first screw; 17. a first clamping part; 18. a first threaded block; 19. a second support bar; 20. a second limit part; 21. a second screw; 22. a second clamping portion; 23. and a second threaded block.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, the utility model provides a vacuum pump pressure reducing device, which comprises a vacuum pump 1 and a motor 2 arranged at the end part of the vacuum pump 1, wherein an air outlet pipe 5 is fixedly arranged on the outer surface of the vacuum pump 1, a heat conducting rod 6 is fixedly connected to one end of the motor 2 provided with an output shaft, the heat conducting rod 6 is not contacted with the output shaft, the temperature change at the position of the motor 2 provided with the output shaft is obvious, the inside of the vacuum pump 1 is communicated with a cylinder 7 through a communicating pipe 12 arranged, an air discharging pipe 13 is fixedly connected to the outer surface of the cylinder 7, an electric telescopic rod 8 is arranged in the cylinder 7, a sealing state is arranged between the fixed end of the electric telescopic rod 8 and one end of the cylinder 7 provided with the communicating pipe 12, a temperature sensor 9 is fixedly connected to one end of the heat conducting rod 6, the temperature sensor 9 is fixedly connected with the electric telescopic rod 8, the output end of the electric telescopic rod 8 is fixedly connected with a sealing block 10, the sealing block 10 is attached to the inner surface of the cylinder 7, when the vacuum pump 1 works normally, the sealing block 10 is positioned at the bottom end of the communicating pipe 12 and seals the bottom end of the communicating pipe 12, the heat conducting rod 6 transfers heat on the surface of the motor 2 to the temperature sensor 9, when the temperature of the motor 2 is higher than the appointed temperature, the temperature sensor 9 controls the movable end of the electric telescopic rod 8 to shrink, the sealing block 10 is separated from the bottom end of the communicating pipe 12, the vacuum pump 1 in a high-pressure state can decompress by means of the gas unloading pipe 13, after the pressure inside the vacuum pump 1 is gradually reduced, the temperature of the motor 2 is gradually reduced, when the temperature of the motor 2 is not higher than the appointed temperature, the movable end of the electric telescopic rod 8 stretches out, the sealing block 10 moves to the bottom end of the communicating pipe 12 to seal the communicating pipe 12, make vacuum pump 1 continue normal operating, this pressure reducing device can be by oneself to this vacuum pump 1 decompress, the decompression process is comparatively simple, the security is also higher, fixed mounting has rubber pad 11 on the surface of sealing block 10, the laminating of rubber pad 11 is on the internal surface of barrel 7, it is better to the bottom department seal effect of communicating pipe 12, be favorable to vacuum pump 1's normal work, fixed mounting has heat sink 3 on vacuum pump 1's the surface, heat sink 3's inside can be provided with the cold water and cools down vacuum pump 1 in real time, improve vacuum pump 1's life.

The pressure reducing device also comprises a bottom plate 4, a first supporting rod 14 and a second supporting rod 19 are respectively and fixedly arranged at two ends of the bottom plate 4 in the length direction, a first fixing component and a second fixing component are respectively arranged on the first supporting rod 14 and the second supporting rod 19, the vacuum pump 1 and the motor 2 are arranged on the bottom plate 4 through the first fixing component and the second fixing component, the first fixing component comprises a first screw rod 16, a first clamping part 17 and a first thread block 18, the first screw rod 16 is rotatably arranged on the first supporting rod 14, the first thread block 18 is fixedly arranged on the first clamping part 17, the first thread block 18 is in threaded connection with the first screw rod 16, two different-direction thread areas are arranged in the length direction of the first screw rod 16, the two first thread blocks 18 are respectively arranged in the two different-direction thread areas, and further the two first clamping parts 17 can relatively move or reversely move by rotating the first screw rod 16, the second fixing component comprises a second screw rod 21, a second clamping part 22 and a second threaded block 23, the second screw rod 21 is rotatably arranged on the second supporting rod 19, the second threaded block 23 is fixedly arranged on the second clamping part 22, the second threaded block 23 is in threaded connection with the second screw rod 21, two different-direction threaded areas are arranged on the second screw rod 21, the two second threaded blocks 23 are respectively arranged in the two different-direction threaded areas, the vacuum pump 1 and the motor 2 can be arranged on the bottom plate 4 by rotating the second screw rod 21 and the first screw rod 16, the installation and the disassembly of the vacuum pump 1 are extremely convenient, the maintenance difficulty of the vacuum pump 1 is reduced, the first limiting part 15 and the second limiting part 20 are respectively fixedly arranged on the top ends of the first supporting rod 14 and the second supporting rod 19, one end of the first threaded block 18 is attached to the first limiting part 15, one end of the second screw block 23 is attached to the second stopper 20, and the circumferential directions of the first screw block 18 and the second screw block 23 are restricted.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. Vacuum pump pressure reducing device, including vacuum pump (1) and motor (2) of setting up in vacuum pump (1) tip department, its characterized in that: the utility model discloses a vacuum pump, including motor (2) and vacuum pump, motor (2) are provided with heat conduction pole (6) in the one end of output shaft, and heat conduction pole (6) not with this output shaft contact, the inside of vacuum pump (1) is through communicating pipe (12) intercommunication that set up has barrel (7), fixedly connected with unloads trachea (13) on barrel (7) surface, the inside of barrel (7) is provided with electric telescopic handle (8), fixedly connected with temperature-sensing controller (9) in the one end of heat conduction pole (6), temperature-sensing controller (9) with electric telescopic handle (8) fixed connection, fixedly connected with sealing block (10) on the output of electric telescopic handle (8), sealing block (10) laminating is on the internal surface of barrel (7).

2. A vacuum pump pressure reducing apparatus according to claim 1, wherein: a rubber pad (11) is fixedly arranged on the outer surface of the sealing block (10).

3. A vacuum pump pressure reducing apparatus according to claim 1, wherein: the outer surface of the vacuum pump (1) is fixedly provided with a cooling device (3).

4. A vacuum pump pressure reducing apparatus according to claim 1, wherein: the pressure reducing device further comprises a bottom plate (4), a first supporting rod (14) and a second supporting rod (19) are fixedly arranged at two ends of the bottom plate (4) in the length direction respectively, a first fixing component and a second fixing component are arranged on the first supporting rod (14) and the second supporting rod (19) respectively, and the vacuum pump (1) and the motor (2) are arranged on the bottom plate (4) through the first fixing component and the second fixing component.

5. A vacuum pump pressure reducing apparatus according to claim 4, wherein: the first fixing component comprises a first screw (16), a first clamping part (17) and a first threaded block (18), the first screw (16) is rotatably mounted on the first supporting rod (14), the first threaded block (18) is fixedly mounted on the first clamping part (17), the first threaded block (18) is in threaded connection with the first screw (16), the second fixing component comprises a second screw (21), a second clamping part (22) and a second threaded block (23), the second screw (21) is rotatably mounted on the second supporting rod (19), the second threaded block (23) is fixedly mounted on the second clamping part (22), and the second threaded block (23) is in threaded connection with the second screw (21).

6. A vacuum pump pressure reducing apparatus according to claim 5, wherein: the top ends of the first supporting rod (14) and the second supporting rod (19) are respectively fixedly provided with a first limiting part (15) and a second limiting part (20).