CN214092323U

CN214092323U - Automatic drainage device of oil content air outlet pipe of screw vacuum pump

Info

Publication number: CN214092323U
Application number: CN202023041261.8U
Authority: CN
Inventors: 刘刚伟; 凌玉鸿; 吴晓军
Original assignee: Walburg Suzhou Compressor Co ltd
Current assignee: Walburg Suzhou Compressor Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-31
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses an automatic drainage device of screw vacuum pump oil content outlet duct, include: vacuum oil divides the jar, be provided with air inlet and gas outlet on the vacuum oil divides the jar, air inlet and screw vacuum pump connection, install exhaust pipe assembly on the gas outlet, exhaust pipe assembly includes connecting tube, intermediate pipe and condensation duct, the connecting tube is installed on the gas outlet, intermediate pipe intercommunication the connecting tube with condensation duct, condensation duct is one end opening and arranges along vertical direction, condensation duct's open end be the gas vent, with the other end that the gas vent is relative is the aqua storage tank, be connected with drainage pipe on the aqua storage tank, automatic drainage valve is installed to the drainage pipe tip. The utility model relates to an automatic drainage device of screw vacuum pump oil content outlet duct can effectual discharge comdenstion water, guarantees screw vacuum pump's steady operation, improves life.

Description

Automatic drainage device of oil content air outlet pipe of screw vacuum pump

Technical Field

The utility model relates to a screw vacuum pump field, in particular to automatic drainage device of screw vacuum pump oil content outlet duct.

Background

Among the current screw vacuum pump technique, generally adopt with gas outlet pipeline lug connection customer's pipeline, because the gas temperature after the vacuum pump compression is higher, can lead to producing the comdenstion water because of the difference in temperature reason in the pipeline of giving vent to anger, this part comdenstion water when high vacuum or shut down, will follow inside the pipeline inner wall of giving vent to anger flows in the oil content, and the unable exhaust pipe of comdenstion water is outside, can deposit bottom and lubricating oil in the oil content and mix. Thus, the oil product is deteriorated, the inside of the oil component is rusted, and the serious condition can lead the bearing of the machine body to be seriously abraded because the lubricating oil contains a large amount of water, so that the machine body is blocked.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automatic drainage device of screw vacuum pump oil content outlet duct improves original screw vacuum pump oil content outlet duct structure, can effectual discharge comdenstion water, guarantees screw vacuum pump's steady operation, improves life.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides an automatic drainage device of screw vacuum pump oil content outlet duct, includes: vacuum oil divides the jar, be provided with air inlet and gas outlet on the vacuum oil divides the jar, air inlet and screw vacuum pump connection, compressed air by the air inlet gets into carry out oil-gas separation in the vacuum oil divides the jar, install exhaust pipe assembly on the gas outlet, exhaust pipe assembly includes connecting tube, middle pipeline and condensation duct, the connecting tube is installed on the gas outlet, middle pipeline intercommunication the connecting tube with condensation duct, condensation duct is one end opening and arranges along vertical direction, condensation duct's open end be the gas vent, with the other end that the gas vent is relative is the aqua storage tank, be connected with drainage pipe on the aqua storage tank, automatic drain valve is installed to the drainage pipe tip.

As a further improvement, the exhaust pipe assembly is in an H shape, and the connecting pipeline and the condensing pipeline are arranged in parallel.

As a further improvement, the exhaust port with the flange has all been welded to the connecting tube tip, be provided with the ring channel on the flange, install O type circle in the ring channel.

As a further improvement of the utility model, the welding has first hickey on the intermediate pipe, first hickey is used for installing the pressure detector.

As a further improvement of the utility model, a second screwed joint is welded in the water storage tank, drainage pipe installs on the second screwed joint.

As a further improvement, the drainage pipeline is provided with a branch pipeline, and a manual drainage ball valve is installed on the branch pipeline.

As a further improvement, be provided with the oil content core in the vacuum oil content jar, be connected with back oil pipe on the oil content core, it is connected to return oil pipe screw vacuum pump's bearing.

The utility model has the advantages that: the utility model provides an automatic drainage device of screw vacuum pump oil content outlet duct is through installing the exhaust pipe assembly that is "H" shape structure on the gas outlet of vacuum oil content jar, high temperature compressed gas can appear the comdenstion water and flow to the aqua storage tank in along its inside wall through the condensation duct, drainage pipe water conservancy diversion to automatic drain valve or manual drainage ball valve by the intercommunication on the aqua storage tank discharges, can ensure to discharge the moisture that appears in the screw vacuum pump oil content outlet duct smoothly, both prevent that the inside oil of screw vacuum pump oil content core is rotten because of the comdenstion water is too much, can prevent again that screw vacuum pump organism bearing from leading to excessive wearing and tearing and blocking dead problem because of the bearing income oil, guarantee the steady operation of screw vacuum pump, and the service life is prolonged.

Drawings

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

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;

wherein: the direction indicated by the arrow in fig. 1 is the outflow direction of the condensed water; the direction indicated by the arrow in fig. 2 is the direction of the compressed gas flow.

The following description is made with reference to the accompanying drawings:

1-vacuum oil separating tank; 101-air outlet;

102-oil core; 103-oil return pipe;

2-an exhaust line assembly; 201-connecting pipes;

202-intermediate pipe; 203-condensation duct;

2031-vent; 2032-water storage tank;

204 — a first threaded interface; 205 — a second threaded interface;

3-drainage pipe; 301-branch conduit;

4-automatic drain valve; 5-a flange;

6-O-shaped ring; 7-manual drain ball valve.

Detailed Description

The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.

Referring to fig. 1, the utility model provides an automatic drainage device of screw vacuum pump oil content outlet duct, include: the vacuum oil content jar 1 is provided with air inlet and gas outlet 101 on the vacuum oil content jar 1, and the air inlet is connected with screw vacuum pump, and compressed air gets into in the vacuum oil content jar 1 by the air inlet. An oil core 102 is arranged in the vacuum oil tank 1, and the oil core 102 can be used for oil-gas separation of compressed air and filtering oil in the compressed air. An oil return pipe 103 is connected to the oil core 102, the oil return pipe 103 is connected to a bearing of the screw vacuum pump, and oil filtered from the oil core 102 is guided to the bearing through the oil return pipe 103 to be reused, so that energy is saved.

Referring to fig. 1 and 2, an exhaust pipe assembly 2 is installed on the air outlet 101, the exhaust pipe assembly 2 includes a connecting pipe 201, a middle pipe 202 and a condensing pipe 203, the exhaust pipe assembly 2 is H-shaped, and the connecting pipe 201 and the condensing pipe 203 are vertically arranged in parallel. Connecting tube 201 is bottom open-ended tube-shape to at the welding of bottom open end flange 5, connecting tube 201 passes through flange 5 to be installed on gas outlet 101, is provided with the ring channel towards gas outlet 101 one side on flange 5, installs O type circle 6 in the ring channel, realizes the leakproofness of being connected between connecting tube 201 and the gas outlet 101 through O type circle 6, prevents gas leakage. The intermediate pipe 202 communicates the connecting pipe 201 and the condensing pipe 203. One end of the middle pipeline 202 is connected to the position, close to the top end, of the connecting pipeline 201, so that compressed air can conveniently enter the middle pipeline 202 from the connecting pipeline 201, and the other end of the middle pipeline 202 is connected to the middle of the condensing pipeline 203. The condensation pipeline 203 is in a cylindrical shape with an opening at the top end, the opening end at the top of the condensation pipeline 203 is an exhaust port 2031, the other end opposite to the exhaust port 2031 is a water storage tank 2032, a drainage pipeline 3 is connected to the water storage tank 2032, and an automatic drainage valve 4 is installed at the end of the drainage pipeline 3. The condensed water precipitated from the high-temperature compressed gas meeting the condensing pipe 203 flows into the water storage tank 2032 along the inner wall, and then flows to the automatic drain valve 4 through the drain pipe 3 to be discharged. Can ensure that the moisture that separates out in the screw vacuum pump oil content gas outlet pipe is discharged smoothly, both prevent that the inside oil of screw vacuum pump oil content core from rotting because of the comdenstion water is too much, can prevent again that screw vacuum pump organism bearing from leading to excessive wearing and tearing and the dead problem of card because of the bearing income oil contains water.

Referring to fig. 2, another flange 5 is welded to the top of the exhaust port 2031, and an annular groove provided with an O-ring 6 is also formed in the top of the flange 5 for connecting to a gas pipeline at a client end to ensure the tightness of the connection. The middle pipeline 202 is welded with a first threaded interface 204, and the first threaded interface 204 is used for installing a pressure detector and can detect the gas pressure in the pipeline in real time. The inside of the water storage tank 2032 is welded with a communicated second nipple 205, and the drainage pipe 3 is installed on the second nipple 205. The drainage pipeline 3 is provided with a branch pipeline 301, and a manual drainage ball valve 7 is installed on the branch pipeline 301. The condensed water flowing into the water discharge pipeline 3 may be discharged through the automatic water discharge valve 4 or may be manually discharged through the manual water discharge ball valve 7 provided in the branch pipeline 301.

Further explaining this embodiment, high temperature compressed gas carries out oil-gas separation through vacuum oil content jar 1, oil after the separation is recycled on returning oil pipe 103 water conservancy diversion to the bearing through returning, gas after the separation lets in the customer end gas pipeline of connecting through the exhaust pipe assembly of "H" shape structure and uses, high temperature compressed gas meets microthermal condensation pipe 203 in surface and precipitates the comdenstion water this moment to in flowing to aqua storage tank 2032 along the inner wall, flow to automatic drain valve 4 or manual drainage ball valve 7 through drainage pipe 3 and discharge.

Therefore, the utility model relates to an automatic drainage device of screw vacuum pump oil content outlet duct is through installing the exhaust pipe assembly that is "H" shape structure on the gas outlet at vacuum oil content jar, high temperature compressed gas can appear the comdenstion water and flow to the aqua storage tank in along its inner wall through the condensation duct, drainage pipe water conservancy diversion to automatic drain valve or manual drainage ball valve by the intercommunication on the aqua storage tank discharges, can ensure to discharge smoothly the moisture that appears in the screw vacuum pump oil content outlet duct, both prevent that the inside oil of screw vacuum pump oil content core is rotten because of the comdenstion water is too much, can prevent again that screw vacuum pump organism bearing from leading to excessive wearing and tearing and jamming dead problem because of the bearing income oil contains water, guarantee screw vacuum pump's steady operation, and service life is prolonged.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. All the contents that do not depart from the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention all still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an automatic drainage device of screw vacuum pump oil content outlet duct, includes vacuum oil content jar (1), be provided with air inlet and gas outlet (101) on vacuum oil content jar (1), the air inlet and screw vacuum pump connection, compressed air by the air inlet gets into carry out oil-gas separation in the vacuum oil content jar (1), its characterized in that: install exhaust pipe assembly (2) on gas outlet (101), exhaust pipe assembly (2) are including connecting tube (201), middle pipeline (202) and condensation duct (203), connecting tube (201) are installed on gas outlet (101), middle pipeline (202) intercommunication connecting tube (201) with condensation duct (203), condensation duct (203) are the one end opening and arrange along vertical direction, the open end of condensation duct (203) be gas vent (2031), with the other end that gas vent (2031) is relative is aqua storage tank (2032), be connected with drainage pipe (3) on aqua storage tank (2032), automatic drain valve (4) are installed to drainage pipe (3) tip.

2. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: the exhaust pipeline assembly (2) is H-shaped, and the connecting pipeline (201) and the condensing pipeline (203) are arranged in parallel.

3. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: the exhaust port (2031) and the end of the connecting pipeline (201) are welded with flanges (5), the flanges (5) are provided with annular grooves, and O-shaped rings (6) are installed in the annular grooves.

4. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: a first threaded interface (204) is welded on the intermediate pipeline (202), and the first threaded interface (204) is used for mounting a pressure detector.

5. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: second hickey (205) have been welded in aqua storage tank (2032), install drainage pipe (3) on second hickey (205).

6. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: the drainage pipeline (3) is provided with a branch pipeline (301), and a manual drainage ball valve (7) is installed on the branch pipeline (301).

7. The automatic drainage device of an oil outlet pipe of a screw vacuum pump according to claim 1, characterized in that: an oil core (102) is arranged in the vacuum oil separation tank (1), an oil return pipe (103) is connected to the oil core (102), and the oil return pipe (103) is connected to a bearing of the screw vacuum pump.