CN216241349U

CN216241349U - Novel vacuum water pump

Info

Publication number: CN216241349U
Application number: CN202122924037.1U
Authority: CN
Inventors: 郭鹏鹤; 牛丰田
Original assignee: Qiyu Industry Shanghai Co ltd
Current assignee: Qiyu Industry Shanghai Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-08
Anticipated expiration: 2031-11-26

Abstract

A novel vacuum water pump comprises a shell, the interior of the shell is divided into an installation chamber and a water storage chamber through a partition board, two rotating motors are arranged in the installation chamber side by side, an impeller extending into the water storage chamber is installed at the bottom of an output shaft of each rotating motor and located in the head of a corresponding water pipe, the tail of each water pipe is connected with a flow divider, the bottom of the flow divider is connected with a vacuum bottle, a water outlet is formed in the bottom of the vacuum bottle, the side face of the vacuum bottle is communicated with a vacuum tap arranged on the shell, the vacuum tap is connected with vacuumizing equipment, a silencer is sleeved on the vacuum bottle, a water outlet is formed in the bottom of the outer wall of the water storage chamber, and an overflow port is formed in the outer wall of the water storage chamber above the water outlet; two flowmeters are installed on the shell, and each flowmeter is respectively connected with a flow sensor arranged in the corresponding water pipe. The application provides a novel vacuum water pump, work efficiency is high to can utilize the cold water that the rotary evaporator flows out.

Description

Novel vacuum water pump

Technical Field

The utility model relates to a vacuum water pump, in particular to a novel vacuum water pump.

Background

In the chemical and biochemical experiments, a rotary evaporator and a vacuum water pump are often used, the rotary evaporator concentrates the extraction liquid in a vacuum state, and the vacuum environment is provided by the vacuum water pump. Cold water directly flows out after entering a condensation pipe in the concentration process of the rotary evaporator, so that resource waste exists, a certain amount of water needs to be stored when the vacuum water pump works, and the water temperature is increased to cause the reduction of the vacuum pumping efficiency; in addition, the current vacuum water pump can only be used by one rotary evaporator at the same time, and the working efficiency is not high.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the application provides a novel vacuum water pump which is high in working efficiency and can utilize cold water flowing out of a rotary evaporator.

In order to achieve the technical effects, the specific technical scheme of the utility model is as follows:

a novel vacuum water pump comprises a stainless steel shell, wherein the shell is internally divided into a separately closed installation chamber and a water storage chamber through a partition plate, two rotating motors are arranged in the installation chamber side by side, an impeller extending into the water storage chamber is arranged at the bottom of an output shaft of each rotating motor and is positioned in the head of a water delivery pipe corresponding to the impeller, a water inlet is arranged under the impeller of the water delivery pipe, each water inlet is communicated with a water inlet correspondingly arranged on the shell through a rubber pipe, wherein the water inlet is communicated with a cold water outlet of a condensation pipe of a rotary evaporator, the tail of each water delivery pipe is connected with a flow dividing head, the bottom of the flow dividing head is connected with a vacuum bottle, the bottom of the vacuum bottle is provided with a water outlet, the side surface of the vacuum bottle is communicated with a vacuum tap arranged on the shell, and the vacuum tap is connected with a vacuum pumping device, a silencer is sleeved on the vacuum bottle, and a water outlet is formed in the bottom of the outer wall of the water storage chamber and is communicated with a cold water inlet of a condensation pipe of the rotary evaporator; an overflow port is arranged on the outer wall of the water storage chamber above the water outlet; two flowmeters are installed on the shell, and each flowmeter is respectively connected with a flow sensor arranged in the corresponding water conveying pipe.

Preferably, the water conveying pipe is provided with a filtering and adsorbing block at a position close to the water inlet. Because organic solvent in the condenser pipe also can be by the suction vacuum water pump in, long time can lead to the fact the corruption to water pump itself, influences the life of water pump, so filter the absorption piece through setting up and filter organic solvent and filter, wherein filter the absorption piece and adopt current structure, like the active carbon absorption piece.

Preferably, the bottom of the outer shell is provided with a rolling wheel.

According to the technical scheme, compared with the prior art, the utility model has the following positive effects:

1. the vacuum water pump is provided with two sets of rotating motor mechanisms (comprising a rotating motor, a water delivery pipe, a flow dividing head, a vacuum bottle and the like), can be used by two sets of rotary evaporators at the same time, and has higher working efficiency;

2. the water storage chamber, the water inlet and the water outlet are arranged, so that cold water of the rotary evaporator can be recycled, the requirement of water required by the self-operation can be met, the water with higher temperature can be discharged firstly due to rising to the surface by arranging the overflow port, the temperature of the water in the water storage chamber is always kept lower, and the vacuumizing efficiency of the rotary evaporator is improved;

3. the vacuum bottle in the vacuum water pump is sleeved with the silencer, so that the vacuum water pump is silent when in work.

Drawings

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a rear view of the present invention;

wherein, 1, a shell; 2. a partition plate; 3. an installation chamber; 4. a water storage chamber; 5. a rotating electric machine; 6. an impeller; 7. a water delivery pipe; 8. a water inlet; 9. a water inlet; 10. a flow dividing head; 11. a vacuum bottle; 12. carrying out vacuum tapping; 13. a muffler; 14. a water outlet; 15. an overflow port; 16. a flow meter; 17. filtering and adsorbing block; 18. a rolling wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present embodiments more clear, the technical solutions in the present embodiments will be described clearly and completely below with reference to the accompanying drawings in the present embodiments, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper end", "lower end", "trailing end", "left and right", "up and down", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1 to 3, a novel vacuum water pump comprises a stainless steel housing 1, the inside of the housing 1 is divided into a mounting chamber 3 and a water storage chamber 4 which are respectively sealed by a partition plate 2, two rotating electric machines 5 are arranged in the mounting chamber 3 side by side, an impeller 6 extending into the water storage chamber is arranged at the bottom of an output shaft of each rotating electric machine 5, the impeller is positioned in the head of a corresponding water conveying pipe 7, a water inlet 8 is arranged under the impeller of the water conveying pipe 7, each water inlet 8 is respectively communicated with a water inlet 9 correspondingly arranged on the housing through a rubber pipe, wherein the water inlet 9 is communicated with a cold water outlet of a condensation pipe of a rotary evaporator, the tail of each water conveying pipe 7 is connected with a flow dividing head 10, the bottom end of the flow dividing head 10 is connected with a vacuum bottle 11, a water outlet is arranged at the bottom of the vacuum bottle, the side surface of the vacuum bottle 11 is communicated with a vacuum tap 12 arranged on the housing, the vacuum tap is connected with a vacuum pumping device, a silencer 13 is sleeved on the vacuum bottle 11, a water outlet 14 is formed in the bottom of the outer wall of the water storage chamber 4, and the water outlet is communicated with a cold water inlet of a condensation pipe of the rotary evaporator; an overflow port 15 is arranged on the outer wall of the water storage chamber above the water outlet 14; two flowmeters 16 are installed on the shell 1, and each flowmeter is respectively connected with a flow sensor arranged in the corresponding water conveying pipe.

Wherein, the water pipe is provided with a filtering and adsorbing block 17 at the position close to the water inlet. Because organic solvent in the condenser pipe also can be by the suction vacuum water pump in, long time can lead to the fact the corruption to water pump itself, influences the life of water pump, so filter the absorption piece through setting up and filter organic solvent and filter, wherein filter the absorption piece and adopt current structure, like the active carbon absorption piece.

In addition, a rolling wheel 18 is mounted at the bottom of the housing.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the utility model and are not intended to be limiting. For a person skilled in the art to which the utility model pertains, several simple deductions, modifications or substitutions may be made according to the idea of the utility model.

Claims

1. A novel vacuum water pump is characterized by comprising a stainless steel shell, wherein the shell is internally divided into a separately closed installation chamber and a water storage chamber through a partition plate, two rotating motors are arranged in the installation chamber side by side, an impeller extending into the water storage chamber is arranged at the bottom of an output shaft of each rotating motor and positioned in the head of a corresponding water delivery pipe, water inlets are respectively arranged under the water delivery pipe, each water inlet is communicated with a corresponding water inlet on the shell through a rubber pipe, the tail of each water delivery pipe is connected with a shunt head, the bottom of the shunt head is connected with a vacuum bottle, a water outlet is arranged at the bottom of the vacuum bottle, the side surface of the vacuum bottle is communicated with a vacuum tap arranged on the shell, the vacuum tap is connected with a vacuumizing device, and a silencer is sleeved on the vacuum bottle, a water outlet is formed in the bottom of the outer wall of the water storage chamber, and an overflow port is formed in the outer wall of the water storage chamber above the water outlet; two flowmeters are installed on the shell, and each flowmeter is respectively connected with a flow sensor arranged in the corresponding water conveying pipe.

2. The novel vacuum water pump as claimed in claim 1, wherein the water pipe is provided with a filtering and adsorbing block at a position close to the water inlet.

3. The new vacuum water pump as claimed in claim 1, wherein the bottom of the housing is mounted with rolling wheels.