CN210543808U

CN210543808U - Novel demister

Info

Publication number: CN210543808U
Application number: CN201920801549.9U
Authority: CN
Inventors: 沈琦
Original assignee: Haibin Yoke Chemical Co ltd
Current assignee: Haibin Yoke Chemical Co ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-05-19
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a novel demister, which comprises an outer shell, the fixed frame that is equipped with in inside of shell, the top and the bottom of frame all are equipped with the grid grillage, the grid grillage inlays the inner wall of locating the shell, the internally mounted of grid grillage has the silk screen that is wave distribution, the inside center department of frame is equipped with first support sleeve frame, be equipped with five second support sleeve frames that the equidistance distributes all around of first support sleeve frame, the equal fixedly connected with intermeshing's on surface of second support sleeve frame and first support sleeve frame dogtooth, the inside of first support sleeve frame and second support sleeve frame all inlays and is equipped with the screen cloth. The utility model relates to a novel demister drives first pivot through transmission and rotates, and first pivot drives five second supporting sleeve framves on its every side through first supporting sleeve frame and rotates, filters the liquid foam in the steam through the screen cloth in first supporting sleeve frame and the second supporting sleeve frame, improves and removes the foam quality, guarantees mass transfer efficiency.

Description

Novel demister

Technical Field

The utility model relates to a demister field, in particular to novel demister.

Background

The demister is used for separating liquid droplets entrained by gas in the column, and although separation is performed in the separation chamber, in order to prevent loss of useful products or contamination of condensed liquid, it is also necessary to try to reduce entrained liquid droplets, and therefore to provide a demister near the vapor outlet, to reduce loss of valuable materials and to improve the operation of the compressor after the column.

Generally, a wire mesh demister is arranged on the top of the tower, 3-5um fog drops can be effectively removed, single-layer defoaming is carried out by using a wire mesh, the fog drops carried in gas are removed by means of one-time defoaming process, the structure is single, the separation rate of liquid drops in steam is low, the defoaming efficiency is not high, and the mass transfer efficiency and quality cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel demister to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel demister comprises an outer shell, wherein a frame is fixedly arranged inside the outer shell, grid plate frames are arranged at the top and the bottom of the frame, the grid plate frames are embedded in the inner wall of the outer shell, a wire mesh distributed in a wave shape is arranged inside the grid plate frames, a first supporting sleeve frame is arranged at the center inside the frame, a first rotating shaft is arranged inside the first supporting sleeve frame in an inserting mode, two ends of the first rotating shaft are movably and alternately connected with the inner wall of the top end and the inner wall of the bottom end of the frame respectively, a transmission device is arranged on one side of the first rotating shaft, five second supporting sleeve frames distributed at equal intervals are arranged around the first supporting sleeve frame, a transmission shaft is arranged inside the second supporting sleeve frames in an inserting mode, two ends of the transmission shaft are movably and alternately connected with the inner wall of the top end and the inner wall of the bottom end of the frame respectively, and mutually meshed convex teeth are fixedly connected to the surface of each second supporting sleeve frame and the surface of the, and the screen meshes are embedded in the first supporting sleeve frame and the second supporting sleeve frame.

Preferably, the top end of the first rotating shaft is movably connected with the bottom end of one of the grid plate frames, and the bottom end of the first rotating shaft is movably connected with the top end of one of the grid plate frames.

Preferably, transmission includes motor, second pivot, first helical gear and second helical gear, the second helical gear is installed in the top of first pivot, one side meshing of second helical gear is connected with first helical gear, the one end fixedly connected with second pivot of first helical gear, the one end of second pivot and the inner wall of shell alternate and be connected, one side of shell is equipped with the motor, the output of motor and the one end fixed connection of second pivot.

Preferably, the outside cover of second pivot is equipped with the lantern ring, the top fixed plate of lantern ring is connected with the connecting rod, the top of connecting rod and the bottom fixed connection of one of them grid grillage.

Preferably, the bottom of shell has seted up inlet channel, the gas outlet has all been seted up to the top both sides of shell, the inside of gas outlet inlays and is equipped with the outlet duct.

Preferably, a motor switch is installed at the bottom of one side of the shell, and the motor is electrically connected with an external power supply through the motor switch.

The utility model discloses a technological effect and advantage:

1. the utility model drives the first rotating shaft to rotate through the transmission device, the first rotating shaft drives five second supporting sleeve frames around the first rotating shaft to rotate through the first supporting sleeve frame, and liquid foam in steam is filtered through the screen meshes in the first supporting sleeve frame and the second supporting sleeve frame, so that the foam removing quality is improved, and the mass transfer efficiency is ensured;

2. the utility model discloses a silk screen in the grid grillage of frame bottom carries out the primary defoaming to the liquid drop in the steam, carries out the secondary defoaming to the liquid drop in the steam through the screen cloth in the first supporting sleeve frame of pivoted and the second supporting sleeve frame, carries out the cubic defoaming to the liquid drop in the steam through the silk screen in the grid grillage at frame top, improves and removes foam efficiency and quality;

3. the utility model discloses a connecting plate plays the supporting role to the intra-annular second pivot of cover, and stability when guaranteeing the second pivot rotation increases the area of contact of silk screen and steam through wavy silk screen, improves and removes the foam quality.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic view of the transmission device of the present invention;

fig. 4 is a schematic top view of the frame of the present invention;

fig. 5 is a schematic top view of the first support sleeve of the present invention.

In the figure: 1. a housing; 2. a frame; 3. a grid plate frame; 4. a first support sleeve mount; 5. a second support sleeve mount; 6. a first rotating shaft; 7. a convex tooth; 8. a transmission device; 801. a motor; 802. a second rotating shaft; 803. a first helical gear; 804. a second helical gear; 9. screening a screen; 10. a connecting rod; 11. a collar; 12. a wire mesh; 13. an air intake passage; 14. an air outlet pipe; 15. and (6) switching a motor.

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.

The utility model provides a novel demister as shown in figures 1-5, which comprises a shell 1, a frame 2 is fixedly arranged inside the shell 1, grid plate frames 3 are arranged at the top and the bottom of the frame 2, the grid plate frames 3 are embedded in the inner wall of the shell 1, a wire mesh 12 distributed in a wave shape is arranged inside the grid plate frames 3, a first supporting sleeve frame 4 is arranged at the center inside the frame 2, a first rotating shaft 6 is inserted inside the first supporting sleeve frame 4, two ends of the first rotating shaft 6 are movably inserted and connected with the inner wall at the top end and the inner wall at the bottom end of the frame 2 respectively, the top end of the first rotating shaft 6 is movably connected with the bottom end of one of the grid plate frames 3, the bottom end of the first rotating shaft 6 is movably connected with the top end of one of the grid plate frames 3, a transmission device 8 is arranged at one side of the first rotating shaft 6, five second supporting sleeve frames 5 distributed at equal intervals are arranged around the first supporting sleeve, a transmission shaft is inserted in the second supporting sleeve frame 5, two ends of the transmission shaft are respectively movably inserted and connected with the top inner wall and the bottom inner wall of the frame 2, the surface of the second supporting sleeve frame 5 and the surface of the first supporting sleeve frame 4 are fixedly connected with mutually-meshed convex teeth 7, screen meshes 9 are respectively embedded in the first supporting sleeve frame 4 and the second supporting sleeve frame 5, an air inlet channel 13 is arranged at the bottom end of the shell 1, air outlets are respectively arranged at two sides of the top end of the shell 1, an air outlet pipe 14 is embedded in each air outlet, the convex teeth 7 on the surfaces of the first supporting sleeve frame 4 and the second supporting sleeve frame 5 are mutually meshed, so that the first supporting sleeve frame 4 drives the second supporting sleeve frame 5 to rotate when rotating, the screen meshes 9 inside the first supporting sleeve frame 4 and the second supporting sleeve frame 5 rotate along with the air outlet pipe, when rotating the screen meshes 9, the screen meshes on the screen meshes 9 are in a variable state, the density of sieve mesh is improved, the defoaming efficiency and the quality are improved, the area of the wavy silk screen 12 is larger than that of the flat-laid silk screen 12, the area of the silk screen 12 is increased, gas can be fully contacted with the silk screen 12, more foam can be blocked by the silk screen 12 in unit volume, and the wavy silk screen 12 can better disperse pressure and has certain pressure resistance.

Transmission 8 includes motor 801, second pivot 802, first helical gear 803 and second helical gear 804, second helical gear 804 is installed at the top of first pivot 6, one side meshing of second helical gear 804 is connected with first helical gear 803, the one end fixedly connected with second pivot 802 of first helical gear 803, the one end of second pivot 802 alternates with the inner wall of shell 1 and is connected, one side of shell 1 is equipped with motor 801, the output of motor 801 and the one end fixed connection of second pivot 802, motor switch 15 is installed to one side bottom of shell 1, motor 801 passes through motor switch 15 and external power electric connection.

The outside cover of second pivot 802 is equipped with lantern ring 11, and the top fixed plate of lantern ring 11 is connected with connecting rod 10, and the top of connecting rod 10 and the bottom fixed connection of one of them grid grillage 3, connecting rod 10 support second pivot 802 through lantern ring 11, stability when guaranteeing the operation of second pivot 802.

This practical theory of operation:

during operation, steam enters the shell 1 from the air inlet channel 13 at the bottom end of the shell 1, firstly passes through the grid plate frame 3 at the bottom of the frame 2, and the silk screen 12 in the grid plate frame 3 carries out primary defoaming on liquid drops processed in the steam;

the motor switch 15 is turned on, the motor 801 drives the first helical gear 803 to rotate through the second rotating shaft 802, and as the first helical gear 803 is meshed with the second helical gear 804, the first helical gear 803 drives the first rotating shaft 6 to rotate through the second helical gear 804, the first rotating shaft 6 drives the first supporting sleeve frame 4 to rotate, the first supporting sleeve frame 4 drives five second supporting sleeve frames 5 to rotate, the screen 9 in the first supporting sleeve frame 4 and the second supporting sleeve frames 5 is in a rotating state, the rotating screen 9 is used for carrying out secondary defoaming on liquid drops in steam, when the screen 9 rotates, the positions of screen holes on the screen 9 are changed all the time, the density of the screen holes is improved, and the mass transfer efficiency and quality are improved;

finally, steam flows out in the wire mesh 12 in the grid grillage 3 at 2 tops of frame from outlet duct 14, and the wire mesh 12 in the grid grillage 3 at 2 tops of frame carries out the final defoaming to steam, removes getting rid of the liquid drop maximize that is mingled with in with steam through the cubic step of defoaming, guarantees to remove the foam quality, improves mass transfer efficiency.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A novel demister comprises a shell (1), and is characterized in that: the inner part of the shell (1) is fixedly provided with a frame (2), the top and the bottom of the frame (2) are respectively provided with a grid plate frame (3), the grid plate frame (3) is embedded in the inner wall of the shell (1), the grid plate frame (3) is internally provided with a wire mesh (12) which is distributed in a wave shape, the inner center of the frame (2) is provided with a first supporting sleeve frame (4), the inner part of the first supporting sleeve frame (4) is penetrated and provided with a first rotating shaft (6), the two ends of the first rotating shaft (6) are respectively penetrated and connected with the inner wall of the top end and the inner wall of the bottom end of the frame (2), one side of the first rotating shaft (6) is provided with a transmission device (8), the periphery of the first supporting sleeve frame (4) is provided with five second supporting sleeve frames (5) distributed in an equal distance, the inner part of the second supporting sleeve frames (5) is penetrated, the both ends of transmission shaft alternate with the top inner wall and the bottom inner wall activity of frame (2) respectively and are connected, the equal fixedly connected with intermeshing's on the surface of second supporting sleeve frame (5) and the surface of first supporting sleeve frame (4) dogtooth (7), the inside of first supporting sleeve frame (4) and second supporting sleeve frame (5) all inlays and is equipped with screen cloth (9).

2. The novel demister as set forth in claim 1, wherein: the top of first pivot (6) and the bottom swing joint of one of them grid grillage (3), the bottom of first pivot (6) and the top swing joint of one of them grid grillage (3).

3. The novel demister as set forth in claim 1, wherein: transmission (8) include motor (801), second pivot (802), first helical gear (803) and second helical gear (804), the top in first pivot (6) is installed in second helical gear (804), one side meshing of second helical gear (804) is connected with first helical gear (803), the one end fixedly connected with second pivot (802) of first helical gear (803), the one end of second pivot (802) and the inner wall of shell (1) alternate and are connected, one side of shell (1) is equipped with motor (801), the output of motor (801) and the one end fixed connection of second pivot (802).

4. A novel demister according to claim 3, wherein: the outside cover of second pivot (802) is equipped with lantern ring (11), the top fixed plate of lantern ring (11) is connected with connecting rod (10), the top of connecting rod (10) and the bottom fixed connection of one of them grid grillage (3).

5. The novel demister as set forth in claim 1, wherein: air inlet channel (13) have been seted up to the bottom of shell (1), the gas outlet has all been seted up to the top both sides of shell (1), the inside of gas outlet inlays and is equipped with outlet duct (14).

6. A novel demister according to claim 3, wherein: motor switch (15) are installed to one side bottom of shell (1), motor (801) pass through motor switch (15) and external power electric connection.