CN210495765U

CN210495765U - VOCs collecting device of WLW vertical oilless vacuum pump

Info

Publication number: CN210495765U
Application number: CN201921244261.2U
Authority: CN
Inventors: 冯伟; 陈德武; 宋希军; 陆远飞
Original assignee: Anhui Jinrong Flavor Co Ltd
Current assignee: Anhui Jinrong Flavor Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-05-12
Anticipated expiration: 2029-08-02

Abstract

The utility model discloses a vertical no oil vacuum pump's of WLW VOCs's collection device, including the vertical vacuum pump that does not have oil of WLW, the vertical vacuum pump that does not have oil of WLW includes the base, and there is the fuselage upper end of base through the fix with screw, and the top of fuselage is equipped with gland, the connecting rod box exhaust-gas discharge mouth welded fastening of fuselage has exhaust emission pipe, one side that the vertical vacuum pump that does not have oil of WLW is equipped with the rack, and the rack passes through the fix with screw and subaerial at the level, one side that the rack up end is close to the vertical vacuum pump that does not have oil of WLW is equipped with the condensation buffer tank, and condensation buffer tank lower extreme one side through connection has air duct one, and the one end and the exhaust emission pipe of air duct one splice fixedly, and. The utility model discloses be convenient for collect VOCs waste gas and hydrops to can fully absorb VOCs waste gas, thereby reach the effect of environmental protection.

Description

VOCs collecting device of WLW vertical oilless vacuum pump

Technical Field

The utility model relates to a vertical no oil vacuum pump auxiliary assembly technical field of WLW especially relates to a vertical no oil vacuum pump's of WLW VOCs's collection device.

Background

The WLW oilless vertical vacuum pump mainly comprises a cylinder, an air valve, a piston, a connecting rod, a crankshaft and a driving motor, wherein the piston reciprocates in the cylinder to form expansion and compression of gas, and finishes suction and exhaust actions through an air inlet valve and an air outlet valve, thereby realizing a vacuum state, the application is wide in the production process of fragrance, a large amount of waste gas can be generated in the extraction process of fragrance, the exhaust of equipment per se is not fully considered in the equipment manufacturing process by the conventional vacuum pump manufacturer, the influence on the environment during waste production is caused, the direct discharge of the gas in a connecting rod box body of a vacuum pump body to the atmospheric environment is caused, the environment pollution of VOCs is caused, and the requirement of green production cannot be met, so that the research on the collection device of the VOCs of the WLW oilless vertical vacuum pump is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the collection device of the VOCs of the vertical no oily vacuum pump of WLW who proposes.

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

a collection device for VOCs of a WLW vertical oil-free vacuum pump comprises the WLW oil-free vertical vacuum pump, wherein the WLW oil-free vertical vacuum pump comprises a base, a machine body is fixed at the upper end of the base through screws, a gas pressure cover is arranged at the top of the machine body, a waste gas discharge pipe is welded and fixed at a waste gas discharge port of a connecting rod box body of the machine body, a placing rack is arranged on one side of the WLW oil-free vertical vacuum pump and is fixed on the horizontal ground through screws, a condensation buffer tank is arranged on one side, close to the WLW oil-free vertical vacuum pump, of the upper end face of the placing rack, a first gas guide pipe is connected to one side of the lower end of the condensation buffer tank in a penetrating manner, one end of the first gas guide pipe is fixedly connected with the waste gas discharge pipe in a gluing manner, a condensation pipe is fixedly connected to the inner wall of the upper, one side of the lower end of the condensation pipe is connected with a third air duct in a penetrating way, one end of the third air duct passes through the condensation buffer tank and is fixedly connected with the input end of the gas condenser, the lower part of the condensation buffer tank is also connected with a effusion discharge pipe in a penetrating way, a control valve is arranged on the accumulated liquid discharge pipe, a waste gas absorption tower is arranged at the other side of the upper end of the placing rack, a connecting pipe is fixedly connected between one side of the waste gas absorption tower close to the center of the placing rack and the top surface of the condensation buffer tank through a screw, the upper end surface and the lower end surface inside the waste gas absorption tower are rotatably connected with an installation rod through a rolling bearing, the outer wall of the rod body of the installation rod is fixedly connected with a buffer plate through a screw, the other side through connection of waste gas absorption tower has the blast pipe, still is fixed with active carbon adsorption layer, division board and photocatalyst filter screen on the inner wall of waste gas absorption tower, and evenly seted up a plurality of air guide holes on the division board.

Preferably, the condensation buffer tank, the gas condenser and the two sides of the lower end of the waste gas absorption tower are fixedly connected with supporting seats through screws, and the lower ends of the supporting seats are fixed on the upper end face of the placing frame through screws.

Preferably, the partition plate is located in the middle of the activated carbon adsorption layer and the photocatalyst filter screen, and the activated carbon adsorption layer is located on one side close to the buffer plate.

Preferably, the buffer board is provided with a plurality of blocks and is uniformly distributed on the outer wall of the rod body of the mounting rod.

Preferably, the joint of the connecting pipe and the waste gas absorption tower is arranged in an inward inclined manner.

Preferably, the mounting rod is positioned on one side of the activated carbon adsorption layer close to the connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the waste gas discharge pipe is welded and fixed at the waste gas discharge port of the connecting rod box body of the machine body while the structure of the WLW vertical oilless vacuum pump body is not changed, so that VOCs waste gas and accumulated liquid can be conveniently collected, only the condensation buffer tank is additionally arranged, the structure is simple, and the manufacturing cost is low;

2. the utility model discloses an inlet end at waste gas absorption tower adds and is equipped with installation pole and buffer board, the effect of buffering is realized after waste gas gets into waste gas absorption tower, the effectual kinetic energy that consumes waste gas, avoid the exhaust flow velocity too fast directly to pierce through active carbon adsorption layer and photocatalyst filter screen, guarantee the effect of waste gas, including the effect of division board, can make waste gas reach evenly distributed and reduce the effect of the kinetic energy of waste gas, guarantee that waste gas is fully absorbed by the photocatalyst filter screen, fine protection natural environment.

Drawings

Fig. 1 is a schematic structural view of a collecting device for VOCs of a WLW vertical oil-free vacuum pump according to the present invention;

fig. 2 is a schematic structural diagram of a WLW oil-free vertical vacuum pump in a collection device of VOCs of the WLW vertical oil-free vacuum pump of the present invention;

fig. 3 is the utility model provides a waste gas absorption tower top view in vertical no oil vacuum pump's of WLW VOCs's collection device.

In the figure: the WLW oilless vertical vacuum pump comprises a WLW oilless vertical vacuum pump 1, a placing frame 2, a condensation buffer tank 3, a first air guide pipe 4, a condensation pipe 5, a gas condenser 6, a second air guide pipe 7, a third air guide pipe 8, a liquid accumulation discharge pipe 9, a control valve 10, an exhaust gas absorption tower 11, a connecting pipe 12, an installation rod 13, a buffer plate 14, an exhaust pipe 15, an activated carbon adsorption layer 16, a partition plate 17, a photocatalyst filter screen 18, a supporting seat 19, a base 101, a machine body 102, an air pressure cover 103 and an exhaust gas discharge pipe 104.

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.

Referring to fig. 1-3, a collection device for VOCs of a WLW vertical oilless vacuum pump comprises a WLW oilless vertical vacuum pump 1, wherein the WLW oilless vertical vacuum pump 1 comprises a base 101, a body 102 is fixed at the upper end of the base 101 through screws, a gas pressure cover 103 is arranged at the top of the body 102, a waste gas discharge pipe 104 is fixed at a waste gas discharge port of a connecting rod box body of the body 102 in a welded manner, a placing frame 2 is arranged at one side of the WLW oilless vertical vacuum pump 1, the placing frame 2 is fixed on a horizontal ground through screws, a condensation buffer tank 3 is arranged at one side of the upper end face of the placing frame 2 close to the WLW oilless vertical vacuum pump 1, a gas guide pipe I4 is connected to one side of the lower end of the condensation buffer tank 3 in a penetrating manner, one end of the gas guide pipe I4 is fixedly connected with the, the output end of the gas condenser 6 is fixedly connected with a second gas guide tube 7, one end of the second gas guide tube 7 passes through the condensation buffer tank 3 and is communicated with one side of the upper part of the condensation pipe 5, an air pump is further arranged on the second gas guide tube 7, so that cold air can be conveniently pumped into the condensation pipe 5, one side of the lower end of the condensation pipe 5 is connected with a third gas guide tube 8 in a penetrating way, one end of the third gas guide tube 8 passes through the condensation buffer tank 3 and is fixedly connected with the input end of the gas condenser 6, the lower part of the condensation buffer tank 3 is also connected with a effusion discharge pipe 9 in a penetrating way, a control valve 10 is arranged on the effusion discharge pipe 9, the other side of the upper end of the placing rack 2 is provided with a waste gas absorption tower 11, a connecting pipe 12 is fixedly connected between one side of the waste gas absorption, the outer wall of the rod body of installation pole 13 passes through screw fixedly connected with buffer board 14, and the opposite side through connection of waste gas absorption tower 11 has blast pipe 15, still is fixed with active carbon adsorption layer 16, division board 17 and photocatalyst filter screen 18 on the inner wall of waste gas absorption tower 11, and evenly has seted up a plurality of air guide holes on the division board 17.

The utility model discloses a theory of operation is: when using, VOCs waste gas is from exhaust emission pipe 104 and the leading-in condensation buffer tank 3 of 4 of air duct, effect through gas condenser 6, with gas condensation and through two 7 leading-in condenser pipes 5 of air duct, the moisture liquefaction in the VOCs waste gas and the lower extreme that falls into condensation buffer tank 3 this moment, VOCs waste gas passes through in the leading-in waste gas absorption tower 11 of connecting pipe 12, buffer board 14 realizes rotating and consuming the kinetic energy of VOCs waste gas under the effect of VOCs waste gas this moment, VOCs waste gas is through the 16 absorption backs of active carbon adsorption layer, division board 17 is with VOCs waste gas evenly distributed, absorb VOCs waste gas by photocatalyst filter screen 18 again, thereby reach fine VOCs exhaust-gas treatment effect.

Further, both sides of the lower ends of the condensation buffer tank 3, the gas condenser 6 and the waste gas absorption tower 11 are fixedly connected with a support seat 19 through screws, and the lower end of the support seat 19 is fixed at the upper end surface of the placing frame 2 through screws, thereby ensuring the stability of the operation of the device, the partition plate 17 is positioned at the middle position of the activated carbon adsorption layer 16 and the photocatalyst filter screen 18, and the activated carbon adsorption layer 16 is positioned at one side close to the buffer plate 14, thereby enabling the partition plate 17 to realize the uniform distribution effect of gas and achieve good absorption effect, the buffer plate 14 is provided with a plurality of blocks and uniformly distributed on the outer wall of the rod body of the installation rod 13, thereby achieving the effect of reducing the kinetic energy of waste gas, the joint of the connection pipe 12 and the waste gas absorption tower 11 is arranged in an inward inclined manner, thereby enabling waste gas to smoothly drive the buffer plate 14 to rotate, enabling waste gas to smoothly enter the waste gas absorption tower 11, thereby realizing the effect of reducing the kinetic energy of the waste gas.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a collection device of WLW vertical oilless vacuum pump's VOCs, includes WLW oilless vertical vacuum pump (1), and WLW oilless vertical vacuum pump (1) includes base (101), and there is fuselage (102) upper end through the fix with screw, and the top of fuselage (102) is equipped with gland (103), the connecting rod box exhaust-gas discharge mouth welded fastening of fuselage (102) has exhaust emission pipe (104), its characterized in that, one side of WLW oilless vertical vacuum pump (1) is equipped with rack (2), and rack (2) fix with screw on the level ground, one side that rack (2) up end is close to WLW oilless vertical vacuum pump (1) is equipped with condensation buffer tank (3), and one side through connection has an air duct (4) on condensation buffer tank (3) lower extreme one side, and the one end and exhaust emission pipe (104) of air duct (4) are glued joint fixedly, the upper end inner wall of the condensation buffer tank (3) is fixedly connected with a condensation pipe (5) through a screw, the middle part of the upper end face of the placing rack (2) is provided with a gas condenser (6), the output end of the gas condenser (6) is fixedly connected with a gas guide pipe II (7), one end of the gas guide pipe II (7) penetrates through the condensation buffer tank (3) and is communicated with one side of the upper part of the condensation pipe (5), one side of the lower end of the condensation pipe (5) is connected with a gas guide pipe III (8) in a penetrating manner, one end of the gas guide pipe III (8) penetrates through the condensation buffer tank (3) and is fixedly connected with the input end of the gas condenser (6), the lower part of the condensation buffer tank (3) is also connected with a liquid accumulation discharge pipe;

rack (2) upper end opposite side is equipped with waste gas absorption tower (11), through screw fixedly connected with connecting pipe (12) between one side that waste gas absorption tower (11) are close to rack (2) center and the top surface of condensation buffer tank (3), rotate through antifriction bearing between the terminal surface about waste gas absorption tower (11) is inside to be connected with installation pole (13), and the body of rod outer wall of installation pole (13) passes through screw fixedly connected with buffer board (14), the opposite side through connection of waste gas absorption tower (11) has blast pipe (15), still is fixed with active carbon adsorption layer (16), division board (17) and photocatalyst filter screen (18) on the inner wall of waste gas absorption tower (11), and evenly seted up a plurality of air guide holes on division board (17).

2. The device for collecting VOCs of a WLW vertical oil-free vacuum pump, as recited in claim 1, wherein the two sides of the lower ends of the condensation buffer tank (3), the gas condenser (6) and the waste gas absorption tower (11) are all fixedly connected with a support base (19) through screws, and the lower end of the support base (19) is fixed at the upper end face position of the placing rack (2) through screws.

3. A collection device of VOCs of WLW vertical oil-free vacuum pump as claimed in claim 1, wherein said partition plate (17) is located at a middle position of the activated carbon adsorption layer (16) and the photocatalyst screen (18), and the activated carbon adsorption layer (16) is located at a side close to the buffer plate (14).

4. A collection device of VOCs of a WLW vertical oil-free vacuum pump as claimed in claim 1, wherein said buffer plate (14) is provided with a plurality of blocks and uniformly distributed on the outer wall of the body of the mounting rod (13).

5. A collection device of VOCs of a WLW vertical oil-free vacuum pump as claimed in claim 1, wherein the junction of the connection pipe (12) and the off-gas absorption tower (11) is inwardly inclined.

6. A collection device of VOCs of a WLW vertical oil-free vacuum pump as claimed in claim 1, wherein said mounting rod (13) is located at a side of the activated carbon adsorption layer (16) close to the connection tube (12).