CN205089255U - Can follow separation harmful gas's in drilling fluid vacuum degasser - Google Patents

Abstract

The utility model discloses a vacuum degasser capable of separating harmful gas from drilling fluid, which comprises a vacuum tank, and the vacuum tank comprises an upper casing, a middle casing and a lower casing sequentially from top to bottom, and the middle casing The two ends of the housing are respectively connected to the upper housing and the lower housing through bolt groups. The upper end of the upper housing is preset with an exhaust hole and connected to the water ring vacuum pump through the vacuum pump inlet line. The water ring vacuum pump passes through The exhaust line of the vacuum pump is connected to the air inlet at the top of the gas-water separator, and the water tank at the lower end of the gas-water separator is connected to the water supply port of the water ring vacuum pump through the water supply line of the vacuum pump. The top of the gas-water separator is provided with a plug and The exhaust port, the water ring vacuum pump and the gas-water separator are respectively connected to the power distribution cabinet through wires. This new practical device can realize gas-liquid separation of mud, and the structure design is reasonable, which is convenient for installation and maintenance.

Description

A vacuum degasser capable of separating harmful gases from drilling fluid

technical field

The utility model relates to the technical field of vacuum degassers, in particular to a vacuum degasser capable of separating harmful gases from drilling fluid.

Background technique

As we all know, during deep well mining, especially when drilling, a large amount of mud will be produced, and these muds are often mixed with a large amount of harmful gases, which seriously threatens the health of nearby workers and causes a bad working environment. There is an urgent need for a machine that can A mechanical device that separates the gas inside the mud and properly handles the mud.

Contents of the invention

The purpose of this utility model is to provide a vacuum degasser capable of separating harmful gases from drilling fluid, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a vacuum degasser capable of separating harmful gases from drilling fluid, including a vacuum tank, the vacuum tank includes an upper shell and a middle shell from top to bottom and the lower shell, the two ends of the middle shell are respectively connected to the upper shell and the lower shell through bolt groups, and the upper end of the upper shell is preset with an exhaust hole and connected to the water ring vacuum pump through the vacuum pump intake pipeline , the water ring vacuum pump is connected to the air inlet at the top of the gas-water separator through the vacuum pump exhaust pipeline, and the water tank at the lower end of the gas-water separator is connected to the water supply port of the water ring vacuum pump through the vacuum pump water supply pipeline. The top of the water separator is provided with a plug and an exhaust port. The water ring vacuum pump and the gas-water separator are respectively connected to the power distribution cabinet through wires. The power distribution cabinet is connected to the upper end of the right side of the base through a bracket. The surface is provided with a rectangular opening, the lower casing is connected to the base through a bracket, and the rotation axis of the lower casing coincides with the axis of the rectangular opening of the base, and a rotating shaft is arranged inside the vacuum tank, and the upper end of the rotating shaft runs through the upper casing. A hole is reserved and a pulley is installed at the end. The pulley at the top of the rotating shaft is connected to the main motor through a belt. Partition plates and impellers are sequentially installed in the inner cavity from top to bottom. There is a discharge port on the left side of the shell wall of the intermediate shell. The height of the discharge port is the same as the installation height of the impeller, and the outer end of the discharge port It is connected with the slurry outlet pipe through a bolt group, and the lower end of the rotating shaft is connected with the slurry suction pipe, and the slurry suction pipe is a hollow pipe and the inner part of the vacuum tank is provided with an opening.

Preferably, O-rings are respectively installed between the middle housing, the upper housing and the lower housing.

Preferably, a pressure regulating valve and a vacuum gauge are installed on the top of the vacuum tank.

Preferably, there is an observation port on the front side of the vacuum tank, and the observation port is equipped with an observation port blocking plate through bolts.

Compared with the prior art, the beneficial effect of the utility model is that the utility model utilizes the suction of the vacuum pump to make the mud enter the vacuum tank, and use it to draw the gas out of the vacuum tank. The vacuum pump plays two different roles here. In addition, the water ring vacuum pump added to the equipment is always in an isothermal state during the working process. It is suitable for the suction of flammable and explosive gases, and has reliable safety performance. The air bubbles in the tank are completely broken, the degassing effect is good, the main motor is biased, the center of gravity of the whole machine is lowered, and the belt drive is used to avoid the complexity of the deceleration mechanism. The application of the gas-water separator will not cause water and gas to be discharged at the same time. Keep the exhaust pipe unblocked all the time. At the same time, it can also circulate water supply to the vacuum pump, saving water. The suction pipe is inserted into the mud tank. In the case of no air immersion in the mud, it can be used as a high-power agitator to realize one machine with multiple functions. effect.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a top view of the structure of the utility model;

Fig. 3 is the internal view of the vacuum tank with the structure of the utility model.

In the figure: 1 pulp outlet pipe, 2 vacuum tank, 201 upper shell, 202 middle shell, 2021 shell wall, 2022 impeller, 2023 pulp outlet, 2024 rotating shaft, 2025 partition plate, 203 lower shell, 3 suction Slurry pipe, 4 water ring vacuum pump, 5 main motor, 6 base, 7 air-water separator, 8 power distribution cabinet.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a vacuum degasser that can separate harmful gases from drilling fluid, including a vacuum tank 2, which includes an upper shell 201 from top to bottom , the middle casing 202 and the lower casing 203, the two ends of the middle casing 202 are respectively connected with the upper casing 201 and the lower casing 203 through bolt groups, and the upper end of the upper casing 201 is preset with an exhaust hole and passes through the vacuum pump intake pipeline Connect with the water ring vacuum pump 4, the water ring vacuum pump 4 is connected with the air inlet at the top of the gas-water separator 7 through the vacuum pump exhaust pipeline, and the water tank at the lower end of the gas-water separator 7 is connected with the water ring vacuum pump 4 through the vacuum pump water supply pipeline The water supply port is connected, the top of the gas-water separator 7 is provided with a plug and an exhaust port, the water ring vacuum pump 4 and the gas-water separator 7 are respectively connected to the power distribution cabinet 8 through wires, and the power distribution cabinet 8 is connected to the upper right side of the base 6 through the bracket connection, the left surface of the base 6 is provided with a rectangular opening, the lower housing 203 is connected to the base 6 through a bracket, and the axis of rotation of the lower housing 203 coincides with the axis of the rectangular opening of the base 6, and a rotating shaft 2024 is arranged inside the vacuum tank 2, And the upper end of the rotating shaft 2024 runs through the reserved hole of the upper casing 201 and a pulley is installed at the end. The pulley at the top of the rotating shaft 2024 is connected with the main motor 5 through a belt, and the main motor 5 is fixedly connected with the middle casing 202 through a bracket and connected with a matching wire through a wire. The electrical cabinet 8 is connected, and the rotating shaft 2024 is located in the inner cavity of the middle casing 202. A partition plate 2025 and an impeller 2022 are sequentially installed from top to bottom. The height of the port 2023 is the same as the installation height of the impeller 2022, and the outer end of the slurry discharge port 2023 is connected to the slurry outlet pipe 1 through a bolt group, and the lower end of the rotating shaft 2024 is connected to the slurry suction pipe 3, which is a hollow pipe and inside the vacuum tank 2 Some openings are provided, and O-rings are respectively installed between the middle housing 202, the upper housing 201 and the lower housing 203 to ensure that the air pressure inside the vacuum tank 2 is not leaked, and a pressure regulating valve and a vacuum valve are installed on the top of the vacuum tank 2. The table is convenient for real-time monitoring and adjustment of the internal air pressure of the vacuum tank 2. The front side of the vacuum tank 2 has an observation port, and the observation port is equipped with an observation port blocking plate through bolts to facilitate observation of the internal working conditions of the vacuum tank 2.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. one kind can be separated the vacuum degasser of pernicious gas from drilling fluid, comprise vacuum tank (2), it is characterized in that: described vacuum tank (2) comprises upper shell (201) from top to bottom successively, middle casing (202) and lower house (203), the two ends of described middle casing (202) are connected with upper shell (201) and lower house (203) respectively by bolt group, described upper shell (201) upper end is preset steam vent and is connected with water-ring vacuum pump (4) by vacuum pump admission line, described water-ring vacuum pump (4) is connected by the air intake of vacuum pump discharges pipeline with moisture trap (7) top, the water tank of described moisture trap (7) interior lower end is connected with the feed water inlet of water-ring vacuum pump (4) by vacuum pump water supply line, described moisture trap (7) top arranges plug and exhaust opening, described water-ring vacuum pump (4) is connected with power distribution cabinet (8) respectively by wire with moisture trap (7), described power distribution cabinet (8) is connected with upper end, base (6) right side by support, described base (6) left-hand face is provided with rectangle opening, described lower house (203) is connected with base (6) by support, and the rectangle opening dead in line of the axis of rotation of lower house (203) and base (6), described vacuum tank (2) inside arranges rotating shaft (2024), and rotating shaft (2024) upper end runs through the preformed hole of upper shell (201) and end installs belt pulley additional, the belt pulley on described rotating shaft (2024) top is connected with mair motor (5) by belt, described mair motor (5) to be fixedly connected with middle casing (202) by support and to be connected with power distribution cabinet (8) by wire, described rotating shaft (2024) housing (202) the inner chamber part that mediates installs demarcation strip (2025) and impeller (2022) from top to bottom successively additional, housing wall (2021) left side of described middle casing (202) has plasma discharge mouth (2023), described plasma discharge mouth (2023) height is identical with impeller (2022) setting height(from bottom), and plasma discharge mouth (2023) outer end is connected with outlet pipe (1) by bolt group, described rotating shaft (2024) lower end is connected with pulp-absorbing pipe (3), described pulp-absorbing pipe (3) is for hollow tube and vacuum tank (2) interior section is provided with opening.

2. a kind of vacuum degasser that can be separated pernicious gas from drilling fluid according to claim 1, is characterized in that: described middle casing (202) and install O type circle respectively additional between upper shell (201) and lower house (203).

3. a kind of vacuum degasser that can be separated pernicious gas from drilling fluid according to claim 1, is characterized in that: described vacuum tank (2) top installs pressure regulator valve and vacuum meter additional.

4. a kind of vacuum degasser that can be separated pernicious gas from drilling fluid according to claim 1, is characterized in that: described vacuum tank (2) front side has observation panel, and described observation panel installs observation panel closure plate additional by bolt.