CN207777201U - A kind of double pump unit - Google Patents

Abstract

The utility model relates to a double-pump unit, which comprises a vacuum tank and a steam-water separator. The vacuum tank is respectively connected with a first water ring vacuum pump and a second water ring vacuum pump through pipelines. The first water ring vacuum pump and the second water ring vacuum pump are respectively It communicates with the steam-water separator through pipelines, and check valves and stop valves are provided on the pipelines where the first water ring vacuum pump and the second water-ring vacuum pump communicate with the steam-water separator; water inlet holes are provided on the steam-water separator, There is a vacuum gauge on the top of the vacuum tank, a control cabinet on the vacuum tank, and a controller in the control cabinet. The controller is connected with the first water ring vacuum pump, the second water ring vacuum pump, the vacuum gauge and the check valve respectively. Connect to the shut-off valve. The utility model uses the strong negative pressure in the vacuum tank to divert water from the water pump to avoid idling of the water pump; the vacuum degree of the vacuum tank is regulated by the steam-water separator and the vacuum pump; two vacuum pumps are provided, which are durable and easy to repair, and are automatically controlled , Intensification, reduce floor space.

Description

A double pump unit

technical field

The utility model belongs to the technical field of mechanical equipment, in particular to a double-pump unit.

Background technique

Existing vacuum units generally use a single vacuum pump for vacuuming. Once it fails, the entire unit needs to be shut down for maintenance; in addition, the existing vacuum units cannot be intelligently controlled.

Utility model content

In order to solve the above technical problems, the utility model provides a double-pump unit. The utility model uses the strong negative pressure in the vacuum tank to divert water from the water pump to avoid idling of the water pump; the vacuum degree of the vacuum tank is received by the steam-water separator and the vacuum pump. Adjustment; there are two vacuum pumps, which are durable and easy to repair, automatic control, intensive, and reduce floor space.

The utility model is realized through the following technical scheme, providing a double-pump unit, including a vacuum tank and a steam-water separator, the vacuum tank communicates with the first water ring vacuum pump and the second water ring vacuum pump respectively through pipelines, the The first water ring vacuum pump and the second water ring vacuum pump communicate with the steam-water separator through pipelines respectively, and check valves and stop valves are provided on the pipelines connecting the first water-ring vacuum pump and the second water-ring vacuum pump with the steam-water separator ; The steam-water separator is provided with a water inlet, a vacuum gauge is provided above the vacuum tank, a control cabinet is provided on the vacuum tank, a controller is provided in the control cabinet, and the The controller is respectively connected with the first water ring vacuum pump, the second water ring vacuum pump, the vacuum gauge, the check valve and the stop valve.

Preferably, an exhaust port is provided on the top of the steam-water separator.

Preferably, a base is also included, and a base is provided under the vacuum tank, the first water ring vacuum pump and the second water ring vacuum pump.

Preferably, overflow holes are provided above the side surfaces of the steam-water separator.

Preferably, a liquid level gauge is provided on the side of the steam separator. Used to detect the liquid level in the steam separator.

Preferably, a sewage receiving hole is provided on the side of the bottom of the steam-water separator, and a sewage discharge hole is provided at the bottom of the vacuum tank.

As a preference, a circulating water pipe for preventing water heating is provided on the steam-water separator.

The beneficial effects of the utility model are:

The utility model uses the strong negative pressure in the vacuum tank to divert water from the water pump to avoid idling of the water pump; the vacuum degree of the vacuum tank is regulated by the steam-water separator and the vacuum pump; there are two vacuum pumps, which are durable and easy to repair, and are automatically controlled , Intensification, reduce floor space.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural front view of the present utility model;

Fig. 2 is the structure right view of the present utility model;

In the figure, 1. Vacuum tank, 2. Steam-water separator, 3. Control cabinet, 4. Water inlet, 5. The first water ring vacuum pump, 6. The second water ring vacuum pump, 7. Base, 8. Liquid level gauge , 9. Sewage connection hole, 10. Prevent water heat circulation pipe, 11. Check valve, 12. Stop valve, 13. Pipeline, 14. Overflow hole, 15. Vacuum gauge, 16. Sewage hole, 17. Exhaust mouth.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

The application principle of the present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Embodiment 1, as Fig. 1, a kind of double-pump unit comprises vacuum tank 1 and steam-water separator 2, and described vacuum tank 1 communicates with the first water ring vacuum pump 5 and the second water ring vacuum pump 6 respectively through pipeline 13, The first water ring vacuum pump 5 and the second water ring vacuum pump 6 communicate with the steam-water separator 2 through the pipeline 13 respectively, and the pipelines in which the first water-ring vacuum pump 5 and the second water-ring vacuum pump 6 communicate with the steam-water separator 2 13 are provided with a check valve 11 and a shut-off valve 12; a water inlet 4 is provided on the steam-water separator 2, a vacuum gauge 15 is provided above the vacuum tank 1, and a vacuum gauge 15 is provided on the vacuum tank 1. A control cabinet 3 is provided, and a controller is arranged in the control cabinet 3, and the controller is connected with the first water ring vacuum pump 5, the second water ring vacuum pump 6, the vacuum gauge 15, the check valve 11 and the shut-off valve 12 respectively. connect.

Preferably, an exhaust port 17 is provided on the top of the steam-water separator 2 .

Preferably, a base 7 is also included, and a base 7 is provided below the vacuum tank 1 , the first water ring vacuum pump 5 and the second water ring vacuum pump 6 .

Preferably, an overflow hole 14 is provided above the side surface of the steam-water separator 2 .

Preferably, a liquid level gauge 8 is provided on the side of the steam-water separator 2 . It is used to detect the liquid level in the steam-water separator 2.

Preferably, a sewage hole 9 is provided on the side of the bottom of the steam-water separator 2 , and a sewage discharge hole 16 is provided at the bottom of the vacuum tank 1 .

Preferably, the steam-water separator 2 is provided with a circulating water pipe 10 for preventing water heating.

Of course, the above description is not limited to the above example, the undescribed technical features of the utility model can be realized through or adopt the existing technology, and will not be repeated here; the above embodiments and accompanying drawings are only used to illustrate the technology of the utility model The scheme is not a limitation of the utility model, and the utility model has been described in detail with reference to the preferred embodiment, and those of ordinary skill in the art should understand that those of ordinary skill in the art are within the essential scope of the utility model. Changes, modifications, additions or replacements do not deviate from the purpose of the utility model, and should also belong to the protection scope of the claims of the utility model.

Claims (7)

1. a kind of double pump unit, it is characterised in that：Including vacuum tank（1）And steam-water separator（2）, the vacuum tank（1）Pass through Pipeline（13）Respectively with the first water ring vacuum pump（5）With the second water ring vacuum pump（6）Connection, first water ring vacuum pump（5） With the second water ring vacuum pump（6）Pass through pipeline respectively（13）With steam-water separator（2）Connection, in the first water ring vacuum pump（5）With Second water ring vacuum pump（6）With steam-water separator（2）The pipeline of connection（13）On be equipped with check-valves（11）And shut-off valve（12）； In the steam-water separator（2）It is equipped with inlet opening（4）, in the vacuum tank（1）Top be equipped with vacuum meter（15）, described Vacuum tank（1）It is equipped with switch board（3）, in the switch board（3）It is interior be equipped with controller, the controller respectively with the first water ring Vacuum pump（5）, the second water ring vacuum pump（6）, vacuum meter（15）, check-valves（11）And shut-off valve（12）Connection.

2. a kind of double pump unit according to claim 1, it is characterised in that：In the steam-water separator（2）Top set There is exhaust outlet（17）.

3. a kind of double pump unit according to claim 1, it is characterised in that：It further include pedestal（7）, in the vacuum tank （1）, the first water ring vacuum pump（5）With the second water ring vacuum pump（6）Lower section be equipped with pedestal（7）.

4. a kind of double pump unit according to claim 1, it is characterised in that：In the steam-water separator（2）Side on Side is equipped with spillway hole（14）.

5. a kind of double pump unit according to claim 1, it is characterised in that：In the steam-water separator（2）Side set There is liquid level gauge（8）.

6. a kind of double pump unit according to claim 1, it is characterised in that：In the steam-water separator（2）The side of bottom Face is equipped with and connects dirty hole（9）, in the vacuum tank（1）Bottom be equipped with mudhole（16）.

7. a kind of double pump unit according to claim 1, it is characterised in that：In the steam-water separator（2）It is equipped with pre- Waterproof heating cycles water pipe（10）.