CN216725791U

CN216725791U - Novel high-efficient MVR system gas-liquid separation device

Info

Publication number: CN216725791U
Application number: CN202122818200.6U
Authority: CN
Inventors: 陆锋
Original assignee: Anjufeng Suzhou Environmental Engineering Co ltd
Current assignee: Anjufeng Suzhou Environmental Engineering Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-06-14
Anticipated expiration: 2031-11-17

Abstract

The application discloses novel high-efficient MVR system gas-liquid separation device, including cylindrical barrel, one side of barrel is equipped with gas-liquid mixture's import pipe, import pipe department installs the silk screen filter layer, the import pipe is connected with an annular air pipe, be equipped with multiunit baffling blade in the annular air pipe, multiunit baffling blade is ring shape distribution, annular air pipe's the other end inserts in the barrel, annular air pipe's bottom is equipped with the ring hole that lets in the barrel, install the ring baffle that the multiunit diameter reduces gradually in the barrel, an arc opening has all been seted up on the ring baffle, multiunit ring baffle's arc opening dislocation set, an umbelliform division board is installed to the bottom in the barrel, the bottom surface of barrel is connected with the drain pipe, the top central authorities of barrel are equipped with the blast pipe. The gas-liquid separation device has the advantages of good separation effect and high stability, and can adapt to gas-liquid mixed phases under different working conditions.

Description

Novel high-efficient MVR system gas-liquid separation device

Technical Field

The application relates to MVR evaporation system technical field, concretely relates to novel high-efficient MVR system gas-liquid separation device.

Background

With the development of industrial technology, Mechanical Vapor Recompression (MVR), also called direct heat pump technology, generally uses electricity as energy, and uses a vapor compressor to increase the secondary vapor pressure and the temperature, and returns the secondary vapor pressure and the temperature to an evaporator for reuse, thereby maximally utilizing the heat energy in the secondary vapor. In the current MVR application system, a gas-liquid separation device is important equipment for preventing material liquid drops from damaging a compressor, the gas-liquid separation device is not completely separated in return gas of the compressor, liquid and various solid particles are easily carried into the compressor to form gas-liquid mixed gas flow, the purity of gas or liquid products is influenced, the liquid can be attached to the surface of subsequent equipment to form dirt and corrosion, and in addition, in a gas compression process, the liquid carried in the gas can generate violent impact to damage a compressor piston or a blade, and the performance and the service life of the compressor are influenced.

The working process of the gas-liquid separation device relates to gas-liquid two-phase interaction, and the gas-liquid separation device is complex three-dimensional strong-rotation turbulent motion accompanied with a plurality of physical phenomena such as liquid drop agglomeration, liquid drop breakage and the like. The gas-liquid separation device has various types of devices according to different process requirements, and the separation mechanism mainly relates to three acting forces: 1. settling by gravity; 2. Inertial (centrifugal separation) impact; 3. brownian diffusion, which relies on the gravity, momentum (inertial impact) and brownian motion (brownian diffusion) of the droplets in the mist or froth, respectively, to achieve the separation from the gas phase. The existing gas-liquid separation device has the following problems: 1. the gas-liquid separation device has low separation efficiency; 2. Along with the change of the flow of the gas-liquid mixed gas flow to be treated, most of the gas-liquid separation devices have poor operation stability and large fluctuation of the gas-liquid separation effect; 3. the gas-liquid separation is not thorough, and small liquid drops are carried in the gas-phase material.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel efficient MVR system gas-liquid separation device to overcome the defects in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the embodiment of the application discloses novel high-efficient MVR system gas-liquid separation device, including cylindrical barrel, its characterized in that: one side of barrel is equipped with gas-liquid mixture's import pipe, import pipe department installs the silk screen filter layer, the import pipe is connected with an annular air pipe, be equipped with multiunit baffling blade in the annular air pipe, multiunit baffling blade is the ring form and distributes, annular air pipe's the other end inserts in the barrel, annular air pipe's bottom is equipped with lets in the annular hole of barrel, install the ring baffle that the multiunit diameter reduces gradually in the barrel, an arc opening has all been seted up on the ring baffle, the multiunit the arc opening dislocation set of ring baffle, an umbelliform division board is installed to the bottom in the barrel, the bottom surface of barrel is connected with the drain pipe, the top central authorities of barrel are equipped with the blast pipe.

Preferably, in the above-mentioned novel efficient MVR system gas-liquid separation device, the cross section of the inlet pipe is circular.

Preferably, in the above-mentioned novel efficient MVR system gas-liquid separation device, there are two groups of baffle blades.

Preferably, in the above-mentioned novel efficient MVR system gas-liquid separation device, there are three groups of circular ring baffles.

Preferably, in the above-mentioned novel efficient MVR system gas-liquid separation device, the arc opening angles of the multiple groups of circular ring baffles are 60 °.

Preferably, in the above-mentioned novel high-efficient MVR system gas-liquid separation device, the blast pipe is the divergent tubulose, install the filter screen in the blast pipe.

Preferably, in the above-mentioned novel efficient MVR system gas-liquid separation device, the bottom surface of the annular ventilation duct is arranged obliquely downward.

Compared with the prior art, the utility model has the advantages that:

the large liquid drops and solid particles carried in a gas-liquid mixed phase are filtered by the wire mesh filter layer arranged at the inlet pipe, the annular ventilating duct is arranged to guide the gas-liquid mixed phase to perform rotary motion, and the baffling blades enable the passing gas-liquid mixed phase to collide, adsorb and gather on the surfaces of the blades, gather and discharge under the action of gravity, and perform primary separation; then, the plurality of groups of annular baffles increase tangential motion of a gas-liquid mixed phase, reduce radial speed, simultaneously facilitate separation of gas phase and liquid phase of different centrifugal forces, reduce carrying of the gas phase on small liquid drops and prevent the gas phase from rolling up liquid on the inner wall of the cylinder body too much; the umbrella-shaped partition plate prevents the separated and gathered liquid phase from falling and splashing, so that a small number of small droplets are carried in the gas phase.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel efficient MVR system gas-liquid separation device in an embodiment of the present invention.

Fig. 2 is a top view of a novel efficient MVR system gas-liquid separation device in an embodiment of the present invention.

Wherein: the air-conditioning system comprises a barrel 1, an inlet pipe 2, a wire mesh filter layer 3, an annular ventilating duct 4, a baffling blade 5, an annular pore 6, an annular baffle 7, an arc-shaped opening 8, an umbrella-shaped partition plate 9, a liquid outlet pipe 10, an exhaust pipe 11 and a filter screen 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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 invention.

Referring to fig. 1-2, a novel high-efficient MVR system gas-liquid separation device in this embodiment, including cylindrical barrel 1, one side of barrel 1 is equipped with gas-liquid mixture's import pipe 2, import pipe 2 department installs silk screen filter layer 3, import pipe 2 is connected with a ring air pipe 4, be equipped with multiunit baffling blade 5 in the ring air pipe 4, multiunit baffling blade 5 is ring form distribution, ring air pipe 4's the other end inserts in the barrel 1, ring air pipe 4's bottom is equipped with the annular hole 6 that lets in barrel 1, install multiunit diameter ring baffle 7 that reduces gradually in the barrel 1, an arc opening 8 has all been seted up on ring baffle 7, multiunit ring baffle's arc opening 8 dislocation set, an umbelliform division board 9 is installed to the bottom in the barrel 1, the bottom surface of barrel 1 is connected with drain pipe 10, the top central authorities of barrel are equipped with blast pipe 11.

The mesh filter layer 3 has the function that when a gas-liquid mixed phase with mist and particles passes through mesh filaments at a certain speed, the mist particles collide with the filaments and adhere to the surfaces of the filaments and are gathered, and the liquid drops are gathered under the surface tension of the liquid drops and the capillary action of the filaments due to the wettability of the filaments.

Annular air pipe 4 carries out the water conservancy diversion to the gas-liquid mixture and is rotary motion, annular air pipe 4 is equipped with multiunit baffling blade 5, the gas-liquid mixture is forcing to carry out a lot of flow direction changes through the in-process of this passageway, under the inertial force effect, the liquid drop collides with the blade emergence kinetic energy, through adsorbing the gathering attached to blade surface between the liquid drop, the big liquid drop after the gathering gathers under the effect of self gravity, gaseous kinetic energy and flows to annular hole, discharge downwards along the blade wall face.

The gas-liquid mixed phase generates centrifugal force through the rotary motion of the annular ventilation pipeline 4, the centrifugal force of the liquid phase is different from that of the gas phase, the liquid phase with higher density is thrown to the wall of the annular baffle 7 and flows downwards under the action of gravity, the gas phase material with lower density moves upwards under the suction action of the central negative pressure area and is discharged from the exhaust pipe, the tangential motion of the gas-liquid mixed phase can be increased by the annular baffle 7, the radial speed is reduced, the gas phase and the liquid phase with different centrifugal forces can be separated, and the gas phase and the liquid phase with different centrifugal forces can be layered.

The umbrella-shaped partition plate 9 is beneficial to the liquid gathered by the upper annular baffle 7 to flow to the liquid outlet pipe 10, and prevents the separated and gathered liquid phase from falling and splashing so as to lead the gas phase to carry a small amount of small liquid drops.

Furthermore, the cross section of the inlet pipe 2 is circular, and the circular inlet pipe 2 can enable gas to form stable rotating flow in the separation device according to a preset flow channel after the gas enters the separation device.

Further, there are two sets of baffle vanes 5.

Further, three groups of circular ring-shaped baffles 7 are arranged.

Furthermore, the angle of the arc-shaped opening 8 of the multiple groups of circular ring-shaped baffles 7 is 60 degrees, the inlet of the circular ring-shaped baffle 7 can cause pressure loss, and in order to reduce the loss, the effect is best when the angle of the arc-shaped opening 8 is 60 degrees through tests.

Further, the exhaust pipe 11 is in a gradually expanding pipe shape, and a filter screen 12 is installed in the exhaust pipe 11 to filter and evenly distribute separated gas phase, which is beneficial to improving the cleanliness.

Furthermore, the bottom surface of the annular ventilation pipeline 4 is arranged obliquely downwards, so that the liquid gathered in the annular ventilation pipeline 4 can flow towards the cylinder 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a detailed description of the present application, and it should be noted that modifications and embellishments could be made by those skilled in the art without departing from the principle of the present application, and these should also be considered as the protection scope of the present application.

Claims

1. The utility model provides a novel high-efficient MVR system gas-liquid separation device, includes cylindrical barrel, its characterized in that: one side of barrel is equipped with gas-liquid mixture's import pipe, import pipe department installs the silk screen filter layer, the import pipe is connected with an annular air pipe, be equipped with multiunit baffling blade in the annular air pipe, multiunit baffling blade is the ring form and distributes, annular air pipe's the other end inserts in the barrel, annular air pipe's bottom is equipped with lets in the annular hole of barrel, install the ring baffle that the multiunit diameter reduces gradually in the barrel, an arc opening has all been seted up on the ring baffle, the multiunit the arc opening dislocation set of ring baffle, an umbelliform division board is installed to the bottom in the barrel, the bottom surface of barrel is connected with the drain pipe, the top central authorities of barrel are equipped with the blast pipe.

2. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: the cross section of the inlet pipe is circular.

3. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: two groups of baffle blades are provided.

4. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: three groups of circular ring-shaped baffles are arranged.

5. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: the arc opening angle of the multiple groups of circular ring baffles is 60 degrees.

6. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: the exhaust pipe is in a gradually-expanded tubular shape, and a filter screen is arranged in the exhaust pipe.

7. The novel efficient gas-liquid separation device of the MVR system according to claim 1, wherein: the bottom surface of the annular ventilating duct is arranged obliquely downwards.