CN218168089U

CN218168089U - Mechanical speed controller for pipe cleaner

Info

Publication number: CN218168089U
Application number: CN202222685716.2U
Authority: CN
Inventors: 林海波; 甘文波
Original assignee: Wuhan Innok Technology Co ltd
Current assignee: Wuhan Innok Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2022-12-30
Anticipated expiration: 2032-10-12

Abstract

The utility model provides a pig mechanical speed controller, which comprises an outer shell, be provided with relief pressure valve one, coupling and the relief pressure valve two of establishing ties in proper order in the shell, the exit end of relief pressure valve two is connected with three way connection through the check valve. The utility model discloses in, establish ties in proper order and set up relief pressure valve one, coupling and relief pressure valve two, relief pressure valve two is through check valve and three way connection series connection choke valve, remaining exit linkage on a port of choke valve and the coupling, from this when having set for relief pressure valve one and the pressure value of relief pressure valve two after, the atmospheric pressure value that provides to the system pipeline through the choke valve is invariable for the dredging pipe ware steady operation in the system pipeline has the advantage that prevents the pipe bend and damage.

Description

Mechanical speed controller for pipe cleaner

Technical Field

The utility model relates to a pipeline clearance technical field specifically is a dredging pipe ware mechanical speed controller.

Background

Pipe pigging is a method used to clean pipes in various industries: food, chemical, petroleum, and the like. Pigging systems are used to clean pipes and reduce the consumption of product waste and environmentally harmful cleaning products used to clean pipes. The use of a compressed air controller to control the pig speed is an excellent option to ensure accuracy and safety of equipment and personnel. If air is used, the air pressure will create a force that pushes the pig through the pipe; however, controlling the speed of the pig through the pipe requires controlling the flow of air; without speed control, the pipe bends can be damaged, the pig can exit the pipe too quickly and damage the equipment or injure the operator, so it is necessary to design a pig speed controller that ensures the normal operation of the pig in the pipe, in particular, can control the stable movement of the pig at a certain speed in the pipe and can automatically adjust the system pressure when the movement of the pig is blocked.

Therefore, the utility model provides a pig machine speed controller.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pig machinery speed controller to solve the problem that provides among the above-mentioned background art, the utility model discloses set up relief pressure valve one, relief pressure valve two, coupling, check valve and choke valve, set up through establishing ties and to provide invariable atmospheric pressure to the system pipeline for the pig is with certain speed steady operation.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a first pressure reducing valve, a pipe joint and a second pressure reducing valve which are sequentially connected in series are arranged in the shell, the outlet end of the second pressure reducing valve is connected with a three-way joint through a one-way valve, and the remaining outlet end of the pipe joint is connected with the outlet end of the three-way joint through a throttle valve.

Furthermore, the inlet end of the first pressure reducing valve is connected with a first quick-insertion plate connector, the outlet end of the second pressure reducing valve is connected with a second quick-insertion plate connector, a straight-through quick-insertion connector is arranged on the three-way connector, and two ends of the check valve are connected with the second quick-insertion plate connector and the straight-through quick-insertion connector through an inlet air pipe and an outlet air pipe respectively.

Furthermore, the first quick-insertion plate joint and the second quick-insertion plate joint are respectively connected with the inlet end of the first pressure reducing valve and the outlet end of the second pressure reducing valve through the first right-angled elbow and the second right-angled elbow.

Furthermore, the throttle valve is respectively connected with one end of the three-way joint and the remaining outlet end of the pipe joint through a first butt-joint screw joint and a middle through plate joint.

Furthermore, the three-way joint is of a reducing three-way structure, and the rest joints are connected with a flowmeter.

Furthermore, the flowmeter is connected with the other end of the three-way joint through a butt joint screw joint II.

Furthermore, a bottom cover is arranged at the bottom of the shell, and the knob ends of the first pressure reducing valve and the second pressure reducing valve are located at the bottom outside the shell.

The utility model has the advantages that: the utility model relates to a mechanical speed controller of a pipe cleaner, which comprises a first pressure reducing valve; a bottom cover; a housing; a first right-angle elbow; the quick plug penetrates through the plate joint I; a pipe joint; a mid-through plate joint; a throttle valve; butting a first screw head; a three-way joint; butting a second nipple; a flow meter; a quick connector is directly connected; an outlet air pipe; a one-way valve; an inlet air pipe; quickly inserting a plate joint II; a right-angle elbow II; and a second pressure reducing valve.

1. The first pressure reducing valve, the pipe joint and the second pressure reducing valve are sequentially connected in series, the second pressure reducing valve is connected with the throttling valve in series through the check valve and the three-way joint, and one port of the throttling valve is connected with a residual outlet on the pipe joint.

2. When the movement of the pipe cleaner of the system pipeline is blocked, the structure that the check valve is communicated with the throttling valve and the second pressure reducing valve is arranged to enable the second pressure reducing valve to be closed, the first pressure reducing valve outputs high air pressure to the system pressure through the throttling valve to increase the thrust to the pipe cleaner, and when the pipe cleaner normally operates, the second pressure reducing valve works again, and then the automatic pressure regulating function of the system pipeline is achieved.

Drawings

Fig. 1 is a schematic structural view of the overall connection of the casing, the first pressure reducing valve, the second pressure increasing valve, the pipe joint, the throttle valve, the check valve and the flowmeter in the mechanical speed controller of the pipe cleaner of the present invention;

in the figure: 1. a first pressure reducing valve; 2. a bottom cover; 3. a housing; 4. a first right-angle elbow; 5. a quick-insertion through plate joint I; 6. a pipe joint; 7. a mid-through plate joint; 8. a throttle valve; 9. butting a first screw head; 10. a three-way joint; 11. butting a second screw head; 12. a flow meter; 13. a quick connector is directly connected; 14. an outlet air pipe; 15. a one-way valve; 16. an inlet gas pipe; 17. quickly inserting a plate joint II; 18. a right-angle elbow II; 19. and a second pressure reducing valve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, the present invention provides a technical solution: a mechanical speed controller of a pipe cleaner comprises a shell 3, wherein a first reducing valve 1, a pipe joint 6 and a second reducing valve 19 are sequentially and serially arranged in the shell 3, the outlet end of the second reducing valve 19 is connected with a three-way joint 10 through a one-way valve 15, the inlet end of the first reducing valve 1 is connected with a first quick-insertion plate joint 5, the first quick-insertion plate joint 5 is communicated with an external high-pressure air source, the outlet end of the second reducing valve 19 is connected with a second quick-insertion plate joint 17, a through quick-insertion joint 13 is arranged on the three-way joint 10, two ends of the one-way valve 15 are respectively connected with the second quick-insertion plate joint 17 and the through quick-insertion joint 13 through an inlet air pipe 16 and an outlet air pipe 14, the rest outlet end of the pipe joint 6 is connected with the outlet end of the three-way joint 10 through a throttle valve 8, specifically, the throttle valve 8 is respectively connected with one end of the three-way joint 10 and the rest outlet end of the pipe joint 6 through a butt joint 9 and a middle-penetration plate joint 7, the outlet end of the throttle valve 8 is communicated with an external system pipeline, and exhaust gas of the throttle valve is used for pushing the movement of the pipe cleaner.

In this embodiment, the first quick-insertion plate connector 5 and the second quick-insertion plate connector 17 are respectively connected with the inlet end of the first pressure reducing valve 1 and the outlet end of the second pressure reducing valve 19 through the first quarter bend 4 and the second quarter bend 18, and the structure of the whole controller can be reduced through the connection structure.

In this embodiment, the three-way joint 10 is a reducing three-way structure, and the remaining interface thereof is connected with a flowmeter 12, specifically, the flowmeter 12 is connected with the other end of the three-way joint 10 through a butt joint screw head two 11, and this flowmeter 12 can display the pressure and the gas flow of the system pipeline, so that the operator can judge the state of the pipe cleaner in the system pipeline more intuitively.

In the embodiment, the bottom cover 2 is arranged at the bottom of the shell 3, the bottom cover 2 is used for sealing the first pressure reducing valve 1, the pipe joint 6 and the second pressure reducing valve 19, and the knob ends of the first pressure reducing valve 1 and the second pressure reducing valve 19 are located at the bottom outside the shell 3, so that the pressure limited by the first pressure reducing valve 1 and the second pressure reducing valve 19 can be conveniently adjusted by rotating the rotary knob.

When the controller is used, firstly, the controller is set, an air source is communicated with an air inlet, namely a quick insertion plate connector I5, a throttle valve 8 is opened, the air source supplies air, a first reducing valve 1 and a second reducing valve 19 are opened under the action of air pressure, the air passes through, the first reducing valve 1 is adjusted to be higher in system setting pressure, then the second reducing valve 19 is adjusted to be higher in system setting pipe cleaner propelling pressure, and the flow meter 12 displays that the flow rate meets the requirement of normal operation of a pipe cleaner; then, when the controller normally works, when the pigging works, the gas source conveys propelling gas to enter the controller, the first pressure reducing valve 1, the second pressure reducing valve 19 and the throttle valve 8 are all opened, the propelling gas reaches a set gas pressure through the first pressure reducing valve 1, is shunted through the pipe joint 6 and enters the throttle valve 8 and the second pressure reducing valve 19, the flow of the propelling gas entering the throttle valve 8 from the pipe joint 6 is very small, a large amount of propelling gas passes through the second pressure reducing valve 19 and is reduced in pressure again, at the moment, the gas pressure reaches the propelling pressure required by the normal operation of a pipeline cleaner, the gas flow enters the tee joint 10 of the reducing tee joint structure through the check valve 15 and then flows through the flow meter 12, then enters a system pipeline and propels the pipe cleaner to advance, and the pigging work is completed; when the normal operation, there is relatively stable pressure differential around relief pressure valve two 19 and the choke valve 8, when the pig slows down or stops, system gas flow reduces or be zero, pressure differential reduces gradually, system line pressure is close to two 19 valve front pressure on relief pressure valve, two 19 self-closing on relief pressure valve, because choke valve 8 intercommunication relief pressure valve 1 and system pipe, system line pressure rises, check valve 15 can prevent that gas from getting into two 19 on the contrary relief pressure valve, protection relief pressure valve two 19, keep system line pressure simultaneously, when system line pressure rises to a definite value and promotes the pig and pass through the barrier, system in-line pressure drops back, two 19 and check valve 15 open on the relief pressure valve, the pig normal operating, automatic pressure automatic regulating function has.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a pig machinery speed controller, its characterized in that includes the pressure regulating passageway and is located coupling (6) on the decompression passageway, coupling (6) will be divided the pressure regulating passageway and be located the first decompression passageway on upper reaches and be located the second decompression one-way channel of low reaches, and the pressure in the second decompression one-way channel is less than the pressure in the first decompression passageway, connects throttle control device between the exit end of second decompression one-way channel and coupling (6), is provided with the system pipeline connector on the throttle control device.

2. A pig machine speed controller as claimed in claim 1, characterised in that a first pressure relief valve (1) is provided in the first pressure relief passage, a second pressure relief valve (19) and a one-way valve (15) downstream of the second pressure relief valve (19) are provided in the second pressure relief one-way passage, and a choke (8) is provided on the flow control means, the choke (8) being connected to the outlet end of the one-way valve (15) by a three-way connection (10).

3. The pig machine speed controller of claim 2, wherein: the inlet end of the first pressure reducing valve (1) is connected with a first quick-insertion plate connector (5), the outlet end of the second pressure reducing valve (19) is connected with a second quick-insertion plate connector (17), a through quick-insertion connector (13) is arranged on the three-way connector (10), and two ends of the check valve (15) are connected with the second quick-insertion plate connector (17) and the through quick-insertion connector (13) through an inlet air pipe (16) and an outlet air pipe (14) respectively.

4. A pig machine speed controller as claimed in claim 3, wherein: and the quick-insertion plate joint I (5) and the quick-insertion plate joint II (17) are respectively connected with the inlet end of the first pressure reducing valve (1) and the outlet end of the second pressure reducing valve (19) through a right-angled elbow I (4) and a right-angled elbow II (18).

5. A pig mechanical speed controller as claimed in claim 3 wherein: the throttle valve (8) is respectively connected with one end of the three-way joint (10) and the rest outlet end of the pipe joint (6) through a butt joint screw head I (9) and a middle through plate joint (7).

6. The pig mechanical speed controller of claim 2, wherein: the three-way joint (10) is of a reducing three-way structure, and the rest joints are connected with a flowmeter (12).

7. The pig mechanical speed controller of claim 6, wherein: the flowmeter (12) is connected with the other end of the three-way joint (10) through a butt joint screw joint II (11).

8. The pig mechanical speed controller of claim 2, wherein: the pressure reducing valve is characterized by further comprising a shell (3), a bottom cover (2) is arranged at the bottom of the shell (3), and the knob ends of the first pressure reducing valve (1) and the second pressure reducing valve (19) are located at the bottom outside the shell (3).