CN110735939A - underground paste filling pipeline guaranteeing device and control method - Google Patents

underground paste filling pipeline guaranteeing device and control method Download PDF

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Publication number
CN110735939A
CN110735939A CN201911138229.0A CN201911138229A CN110735939A CN 110735939 A CN110735939 A CN 110735939A CN 201911138229 A CN201911138229 A CN 201911138229A CN 110735939 A CN110735939 A CN 110735939A
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China
Prior art keywords
valve body
end cover
pipeline
valve
cylinder barrel
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CN201911138229.0A
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CN110735939B (en
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张心峰
刘刚
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XUZHOU CUMT BACKFILL TECHNOLOGY Co Ltd
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XUZHOU CUMT BACKFILL TECHNOLOGY Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F15/00—Methods or devices for placing filling-up materials in underground workings
    • E21F15/08—Filling-up hydraulically or pneumatically
    • E21F15/10—Hydraulic or pneumatic filling-up machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/32—Means for additional adjustment of the rate of flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K41/00—Spindle sealings
    • F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
    • F16K41/04—Spindle sealings with stuffing-box ; Sealing rings with at least one ring of rubber or like material between spindle and housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)

Abstract

A device for ensuring underground paste filling pipeline and its control method, wherein the device comprises an upper valve and a lower valve fixedly connected to the main pipeline, the upper valve and the lower valve are coaxially through, the lower valve has a lower core shaft moving in the lower valve, the side wall of the lower core shaft is connected with a seal ring, the lower end cover of the valve is connected to the lower end of the lower valve through an adjusting ring, the upper end of the upper valve is connected with the upper end cover of the valve through an upper adjusting ring, the upper end cover of the valve is connected with a cylinder, the cylinder is connected with a cylinder end cover and an upper core shaft in sequence, the cylinder end cover is connected with a rod through a rod seal end cover, the outer wall of the lower end of the cylinder is connected with a core sleeve, the adjusting head is connected with the lower end of the upper core shaft, the upper end of the upper end cover of the valve is connected with an anti-rotation support, the anti-rotation block is arranged on the anti-rotation support.

Description

underground paste filling pipeline guaranteeing device and control method
Technical Field
The invention relates to an paste filling device and a control method, in particular to a underground paste filling pipeline guaranteeing device and a control method.
Background
In a paste filling system, due to the influence of various factors, the capacity of a paste delivery pump can be changed, and the delivery pipeline is long, so that the pipeline can vibrate violently during paste delivery, damage is caused to a pipe hoop and a seal of a pipeline joint, and even safety accidents of pipe hoop cracking and paste leakage are caused, so that devices are urgently needed to control the flow of the pipeline in real time according to the delivery quantity of the paste.
In the paste filling process, the pipeline is filled with water to avoid vibration of the pipeline during paste conveying, different pastes and water are needed to wash the pipeline after filling is finished, and the flow of the pipeline needs to be adjusted due to different fluidity of conveying media, so that the device plays a vital safety guarantee role in a paste filling system. As the pressure of a filling pipeline reaches 10MPa, the device is required to bear high pressure, and simultaneously, the device is required to have large caliber, small volume, compact structure, simple and convenient operation, and convenient disassembly and maintenance.
At present, no device capable of meeting the requirements of adjusting and guaranteeing pipe valves of paste filling pipelines in coal mines is available in the market, and a plurality of common pipeline switching devices cannot meet the requirements of high pressure, small size, simple structure, capability of applying paste media in coal mines, wear resistance, simplicity in operation and maintenance and the like.
Disclosure of Invention
The invention aims to provide underground paste filling pipeline guaranteeing devices and control methods, and relates to a device and a control method for adjusting pipeline flow in a coal mine underground continuous paste filling process.
The purpose of the invention is realized as follows: the invention comprises the following steps: an underground paste filling pipeline guarantee device and a control method adopting the pipeline guarantee device.
The paste filling pipeline guaranteeing device comprises: an upper valve and a lower valve; the upper valve and the lower valve are correspondingly and fixedly connected to the main pipeline, and the upper valve and the lower valve are coaxially communicated with the main pipeline.
The lower valve comprises: the lower end cover of the valve body, the lower adjusting ring, the lower mandrel and the lower valve body; the upper end of the lower valve body is fixedly connected to the main pipeline; there is the lower dabber in the valve body down, and lower dabber moves in the valve body down, is connected with the sealing washer on the lateral wall of lower dabber, and valve body lower extreme lid passes through the adjustable ring and connects the lower tip at valve body down, has C business turn over hydraulic fluid port on the valve body lower extreme lid.
The upper valve comprises: the upper adjusting ring, the upper valve body, the sealing ring component, the core sleeve, the cylinder barrel, the adjusting head, the connecting sleeve, the upper core shaft, the upper end cover of the valve body, the end cover of the cylinder barrel, the rod sealing end cover, the rod, the anti-rotation support and the anti-rotation block; the lower end of the upper valve body is fixedly connected to the main pipeline; the upper end of the upper valve body is connected with an upper end cover of the valve body through an upper adjusting ring, and an oil inlet and an oil outlet B are formed in the upper end cover of the valve body; the upper end cover of the valve body is connected with a cylinder barrel, a cylinder barrel end cover and an upper mandrel are sequentially connected in the cylinder barrel, the cylinder barrel end cover is connected with a rod through a rod sealing end cover, oil through holes are formed in the centers of the rod, the cylinder barrel end cover and the upper mandrel, and the upper end A of the rod enters and exits the oil outlet; the outer wall of the lower end of the cylinder barrel is connected with a core sleeve, and a sealing ring assembly is sleeved outside the core sleeve; an adjusting head is arranged in the core sleeve and is connected with the lower end of the upper core shaft; a gap is reserved between the adjusting head and the upper mandrel, the gap and the mandrel sleeve form a cavity, and oil through hole outlets of the rod, the cylinder end cover and the upper mandrel are positioned at the cavity; all the relative movement parts are connected with combined seals; the upper end of the upper end cover of the valve body is connected with an anti-rotation support, and an anti-rotation block is arranged on the anti-rotation support.
The control method of the pipeline guarantee device comprises the following steps:
the three oil inlet and outlet ports of the oil inlet and outlet port A, the oil inlet and outlet port B and the oil inlet and outlet port C are controlled to realize the movement of the lower core shaft, the core sleeve, the upper core shaft and the adjusting head;
when oil is fed from the oil inlet and outlet of the valve body B, the core sleeve drives the upper core shaft and the adjusting head to integrally move downwards to push the lower core shaft to move downwards, and the core sleeve moves into the lower valve body to completely stop the main pipeline;
when oil is fed from the oil inlet and outlet, the lower core shaft is pushed to move upwards, the core sleeve drives the upper core shaft and the adjusting head to integrally move upwards until the lower core shaft is overlapped with the through hole of the main pipeline, and the main pipeline is opened;
when the oil enters the oil inlet and the oil outlet, the upper mandrel and the adjusting head move downwards in the cylinder barrel and the core sleeve, the adjusting head is pushed out of the core sleeve, the main pipeline access is controlled, and the stepless adjustment of the conduction and the cut-off of the main pipeline is realized;
a field manual reversing valve handle is configured to respectively control the shaft core to move up and down and the extension of the adjusting head;
after the device is provided with a displacement sensor for adjusting the stroke, the pipeline flow adjustment amount can be remotely mastered in real time;
the pressure meter and the pressure sensor are arranged on the main pipe, the pressure of the main pipe can be checked in a remote centralized control room and on site, real-time display and collection of paste conveying parameters are achieved, the paste conveying parameters are uploaded to the remote centralized control room, and safety of a paste conveying pipeline and stability of a filling system are guaranteed.
The novel high-pressure-resistant sealing device has the advantages of compact structure, wear resistance, high pressure resistance, good sealing property, convenience in disassembly, assembly and maintenance, simplicity in operation and labor saving. After the device is provided with the displacement sensor for adjusting the stroke, the flow regulating quantity of the pipeline can be remotely mastered in real time, the pressure meter and the pressure sensor are arranged on the main pipe, the pressure of the main pipeline can be checked in a centralized control room and on site, the real-time display and collection of paste conveying parameters are realized, and the safety of the paste conveying pipeline and the stability of a filling system are really guaranteed.
1. By adopting the paste filling pipeline guaranteeing device, the flow regulation of the underground paste filling pipeline can be realized, the pipeline safety is guaranteed, the problem caused by unstable paste conveying is solved, the pipeline is favorably flushed completely, and the working efficiency is improved.
2. By adopting the paste filling pipeline guaranteeing device, the problem of pipeline instability caused by the fluidity change of filling media such as waste rock slurry, fly ash slurry, flushing water and the like in a filling system is solved.
3. By adopting the paste filling pipeline guaranteeing device, the visualization of flow regulation of the filling pipeline and the real-time monitoring of the pipeline pressure are realized, and the paste filling system is more automatic and intelligent due to the field and remote control.
The pipeline guaranteeing device is convenient to process, compact in structure, safe and reliable, capable of adjusting the flow of the pipeline and guaranteeing the safety of the pipeline, and achieves the purpose of the invention.
The advantages are that:
1. by adopting the paste filling pipeline guarantee device, on-site and remote control can be realized, and on-site maintenance and remote control of a centralized control room are facilitated.
2. By adopting the paste filling pipeline guarantee device, leakage does not occur under a high-pressure working condition, and the valve body is simple in principle, safe and reliable.
3. The paste filling pipeline guaranteeing device is simple in structure, small in part consumption, capable of greatly reducing failure rate and convenient to detach and maintain.
4. Adopt above-mentioned lotion to fill pipeline guarantee device, compact structure also can use and easy to assemble in narrow and small space, and remote control can realize unmanned on duty.
Drawings
Fig. 1 is a schematic structural view of the paste filling pipeline securing device of the present invention when closed.
Fig. 2 is a schematic view of the paste filling pipeline securing device of the present invention when it is fully opened.
Fig. 3 is a schematic view showing the extension of the regulating head of the paste filling pipeline securing device of the present invention.
In the figure, 1, a lower end cover of a valve body; 2-1, an upper adjusting ring; 2-2, lower regulatory loop; 3. a lower mandrel; 4-1, an upper valve body; 4-2, a lower valve body; 5. a seal ring assembly; 6. a core sleeve; 7. a cylinder barrel; 8. an adjustment head; 9. connecting sleeves; 10. an upper mandrel; 11. an upper end cover of the valve body; 12. a cylinder end cover; 13. the rod seals the end cap; 14. a rod; 15. an anti-rotation support; 16. a rotation prevention block; 17. and (4) a main pipeline.
Detailed Description
The invention comprises the following steps: an underground paste filling pipeline guarantee device and a control method adopting the pipeline guarantee device.
The paste filling pipeline guaranteeing device comprises: an upper valve and a lower valve; the upper valve and the lower valve are correspondingly and fixedly connected to the main pipeline 17, and the upper valve and the lower valve are coaxially communicated with the main pipeline 17.
The lower valve comprises: the valve comprises a valve body lower end cover 1, a lower adjusting ring 2-2, a lower mandrel 3 and a lower valve body 4-2;
the upper end of the lower valve body 4-2 is fixedly connected to the main pipeline 17; a lower mandrel 3 is arranged in a lower valve body 4-2, the lower mandrel 3 moves in the lower valve body 4-2, a sealing ring is connected to the side wall of the lower mandrel 3, a lower end cover 1 of the valve body is connected to the lower end part of the lower valve body 4-2 through an adjusting ring 2, and a C oil inlet and outlet is arranged on the lower end cover 1 of the valve body.
The upper valve comprises: the anti-rotation valve comprises an upper adjusting ring 2-1, an upper valve body 4-1, a sealing ring component 5, a core sleeve 6, a cylinder barrel 7, an adjusting head 8, a connecting sleeve 9, an upper core shaft 10, a valve body upper end cover 11, a cylinder barrel end cover 12, a rod sealing end cover 13, a rod 14, an anti-rotation support 15 and an anti-rotation block 16;
the lower end of the upper valve body 4-1 is fixedly connected to the main pipeline 17; the upper end of the upper valve body 4-1 is connected with an upper end cover 11 of the valve body through an upper adjusting ring 2-1, and an oil inlet and an oil outlet B are formed in the upper end cover 11 of the valve body; a cylinder barrel 7 is connected to an upper end cover 11 of the valve body, a cylinder barrel end cover 12 and an upper mandrel 10 are sequentially connected to the inside of the cylinder barrel 7, a rod 14 is connected to the cylinder barrel end cover 12 through a rod sealing end cover 13, oil through holes are formed in the centers of the rod 14, the cylinder barrel end cover 12 and the upper mandrel 10, and an oil inlet and an oil outlet are formed in the upper end A of the rod 1; the outer wall of the lower end of the cylinder barrel 7 is connected with a core sleeve 6, and a sealing ring component 5 is sleeved outside the core sleeve 6; an adjusting head 8 is arranged in the core sleeve 6, and the adjusting head 8 is connected with the lower end of an upper core shaft 10; a gap is reserved between the adjusting head 8 and the upper mandrel 10, the gap and the mandrel sleeve 6 form a cavity, and the rod 14, the cylinder end cover 12 and an oil through hole outlet of the upper mandrel 10 are positioned at the cavity; all the relative movement parts are connected with combined seals; the upper end of the upper end cover 11 of the valve body is connected with an anti-rotation support 15, and an anti-rotation block 16 is arranged on the anti-rotation support 15.
The control method of the pipeline guarantee device comprises the following steps:
and the three oil inlet and outlet ports of the oil inlet and outlet port A, the oil inlet and outlet port B and the oil inlet and outlet port C are controlled, so that the movement of the lower mandrel 3, the mandrel sleeve 6, the upper mandrel 10 and the adjusting head 8 is realized.
When oil is fed from the oil inlet and outlet of the valve body B, the core sleeve 6 drives the upper mandrel 10 and the adjusting head 8 to integrally move downwards, the lower mandrel 3 is pushed to move downwards, and the core sleeve 6 moves into the lower valve body to completely stop the main pipeline 17.
When oil enters the oil inlet and outlet of the oil inlet and outlet C, the lower mandrel 3 is pushed to move upwards, the mandrel sleeve 6 drives the upper mandrel 10 and the adjusting head 8 to integrally move upwards until the lower mandrel 3 coincides with the through hole of the main pipeline 17, and the main pipeline 17 is opened.
When the oil enters the oil inlet and the oil outlet, the upper mandrel 10 and the adjusting head 8 move downwards in the cylinder barrel 7 and the core sleeve 6, the adjusting head 8 is pushed out of the core sleeve 6, the main pipeline access control is implemented, and the stepless adjustment of the connection and the disconnection of the main pipeline is realized.
And a field manual reversing valve handle is arranged to respectively control the shaft core to move up and down and the extension of the adjusting head.
After the device is provided with a displacement sensor for adjusting the stroke, the pipeline flow adjustment amount can be remotely mastered in real time;
the pressure meter and the pressure sensor are arranged on the main pipe, the pressure of the main pipe can be checked in a remote centralized control room and on site, real-time display and collection of paste conveying parameters are achieved, the paste conveying parameters are uploaded to the remote centralized control room, and safety of a paste conveying pipeline and stability of a filling system are guaranteed.
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the description of the present invention or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
An embodiment of the present invention will be described in further step with reference to the drawings.
Example 1: as shown in fig. 1, the structure schematic diagram of the paste filling pipeline guarantee device when closed, the shaft core reaches the bottom of the valve body when the oil inlet and outlet are filled with hydraulic oil, the adjusting head is arranged inside the shaft core, the sealing of the adjusting head is protected, and the main pipeline is completely cut off.
Fig. 2 illustrates a schematic diagram of the paste filling pipeline guaranteeing device when the main pipeline is completely opened, when the oil outlet of the C is filled with hydraulic oil, the shaft core is pushed to the top, the through hole of the shaft core is overlapped with the main pipeline, the pipeline is completely opened, and the flow of the pipeline is maximum.
Fig. 3 illustrates a schematic diagram of flow adjustment of the paste filling pipeline guaranteeing device, when the oil inlet and outlet a and the oil inlet and outlet B are simultaneously communicated with hydraulic oil, the adjusting head extends out to stop the pipeline, and the flow of the pipeline is controlled by the expansion amount of the adjusting head.
The lower end cover 1 of the valve body is in threaded connection with the adjusting ring, the lower adjusting ring 2-2 is in bolted connection with the lower valve body 4-2, a C oil inlet and outlet is machined in the radial direction of the lower end cover 1 of the valve body, the lower end cover 1 of the valve body is tightly matched with the end face of the lower valve body 4-2, and the lower end cover 1 of the valve body is sealed by an O-shaped ring in the radial direction.
The upper end cover 11 of the valve body is matched with the upper valve body 4-1 in the same form at the top of the upper valve body 4-1, an oil inlet and an oil outlet B are radially processed on the upper end cover 11 of the valve body, a hole is formed in the middle of the upper end cover to allow the cylinder barrel 7 to pass through the middle of the upper end cover, a sealing ring in various forms is adopted to seal the cylinder barrel 7, and an anti-rotation support 15 is installed on the upper end cover 11 of.
The upper shaft core 10 and the upper valve body 4-1 adopt various seals, a seal ring component is adopted at the position of the main pipeline 17, the sealing effect of the main pipeline 17 is ensured, the core sleeve 6 and the cylinder barrel 7 are connected with the upper shaft core 10 through screws, along with the up-and-down movement of the upper shaft core 10, the upper part of the cylinder barrel 7 is provided with an anti-rotation block 16 which is matched with an anti-rotation support 15 to prevent the upper shaft core 10 from rotating.
The head of the upper mandrel 10 is a sphere which is matched with a spherical concave body at the tail of the adjusting head 8, the upper mandrel 10 is pressed by a connecting sleeve 9 and screwed by a screw, an oil inlet and an oil outlet A are formed in the middle of the upper mandrel 10 and sealed by an upper end cover 11 and a cylinder end cover 12, and hydraulic oil is fed to the top of the rod 14 to control the adjusting head 8.
The valve body 4 is a welding part, bosses at two ends are the same as the pipeline bosses of the main pipeline 17 and are connected by the same pipe hoop, so that the valve body is convenient to maintain and is convenient to connect with a pipeline.

Claims (4)

  1. The underground paste filling pipeline guaranteeing device is characterized by comprising an upper valve and a lower valve, wherein the upper valve and the lower valve are correspondingly and fixedly connected to a main pipeline, and the upper valve and the lower valve are coaxially communicated with the main pipeline.
  2. 2. The underground paste filling pipeline guaranteeing device of claim 1, wherein the lower valve comprises a valve body lower end cover, a lower adjusting ring, a lower mandrel and a lower valve body, the upper end of the lower valve body is fixedly connected to the main pipeline, the lower mandrel is arranged in the lower valve body and moves in the lower valve body, the side wall of the lower mandrel is connected with the sealing ring, the valve body lower end cover is connected to the lower end of the lower valve body through the adjusting ring, and the valve body lower end cover is provided with a C oil inlet and outlet.
  3. 3. The underground paste filling pipeline guaranteeing device is characterized in that the upper valve comprises an upper adjusting ring, an upper valve body, a sealing ring assembly, a core sleeve, a cylinder barrel, an adjusting head, a connecting sleeve, an upper mandrel, an upper end cover of the valve body, a cylinder barrel end cover, a rod sealing end cover, a rod, an anti-rotation support and an anti-rotation block, the lower end of the upper valve body is fixedly connected to a main pipeline, the upper end of the upper valve body is connected with the upper end cover of the valve body through the upper adjusting ring, an oil inlet and outlet is formed in the upper end cover of the valve body, the cylinder barrel is connected to the upper end cover of the valve body, the cylinder barrel end cover and the upper mandrel are sequentially connected to the cylinder barrel, the cylinder barrel end cover and the upper mandrel are connected to the cylinder barrel end cover through the rod sealing end cover, an oil through hole is formed in the centers of the rod, the cylinder barrel end cover and the upper mandrel, the core sleeve is connected to the outer wall of the lower end of the cylinder barrel, the sealing ring assembly is connected to the inner portion of the core sleeve, the adjusting head is connected to the lower end of the upper mandrel, a gap is formed between the adjusting head and the upper mandrel, the anti-rotation block is connected to the upper end cover.
  4. 4. The control method of the underground paste filling pipeline guarantee device is characterized in that the control method of the pipeline guarantee device comprises the following steps:
    the three oil inlet and outlet ports of the oil inlet and outlet port A, the oil inlet and outlet port B and the oil inlet and outlet port C are controlled to realize the movement of the lower core shaft, the core sleeve, the upper core shaft and the adjusting head;
    when oil is fed from the oil inlet and outlet of the valve body B, the core sleeve drives the upper core shaft and the adjusting head to integrally move downwards to push the lower core shaft to move downwards, and the core sleeve moves into the lower valve body to completely stop the main pipeline;
    when oil is fed from the oil inlet and outlet, the lower core shaft is pushed to move upwards, the core sleeve drives the upper core shaft and the adjusting head to integrally move upwards until the lower core shaft is overlapped with the through hole of the main pipeline, and the main pipeline is opened;
    when the oil enters the oil inlet and the oil outlet, the upper mandrel and the adjusting head move downwards in the cylinder barrel and the core sleeve, the adjusting head is pushed out of the core sleeve, the main pipeline access is controlled, and the stepless adjustment of the conduction and the cut-off of the main pipeline is realized;
    a field manual reversing valve handle is configured to respectively control the shaft core to move up and down and the extension of the adjusting head;
    after the device is provided with a displacement sensor for adjusting the stroke, the pipeline flow adjustment amount can be remotely mastered in real time;
    the pressure meter and the pressure sensor are arranged on the main pipe, the pressure of the main pipe can be checked in a remote centralized control room and on site, real-time display and collection of paste conveying parameters are achieved, the paste conveying parameters are uploaded to the remote centralized control room, and safety of a paste conveying pipeline and stability of a filling system are guaranteed.
CN201911138229.0A 2019-11-20 2019-11-20 Underground paste filling pipeline guaranteeing device and control method Active CN110735939B (en)

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004046461A (en) * 2002-07-10 2004-02-12 Dakan Chin Flow regulation device for hydraulic machine
CN201236856Y (en) * 2008-05-26 2009-05-13 重庆宗申发动机制造有限公司 Sequential operation control valve
CN201241890Y (en) * 2008-08-19 2009-05-20 孙光锋 Single-acting multiplying-power air cylinder
DE102012003230B3 (en) * 2012-02-20 2013-03-21 Festo Ag & Co. Kg Process valve has control head, which is formed by base body having coupling device for fixing valve housing and terminal portion to connect fluid conductor
CN103216665A (en) * 2012-01-21 2013-07-24 飞翼股份有限公司 Hydraulically controlled throttling valve for transporting filling materials
CN203835331U (en) * 2014-04-22 2014-09-17 江苏金加钻采设备有限公司 Hydraulic fracturing valve
CN203926874U (en) * 2014-05-04 2014-11-05 郝睿 A kind of throttle valve
CN205001532U (en) * 2015-09-07 2016-01-27 中石化石油工程机械有限公司研究院 High -pressure wafer valve that surges of preventing leaking
CN105332966A (en) * 2015-12-09 2016-02-17 东北石油大学 High pressure unloading valve for hydraulic driving hydrostatic test
CN207145644U (en) * 2017-08-17 2018-03-27 广州龙渊液压机械有限公司 A kind of miniature hydraulic high-pressure water hydraulic pressure antipollution valve
CN110425296A (en) * 2019-08-08 2019-11-08 广州龙渊液压机械有限公司 A kind of hydraulic ultrahigh-pressure water hydraulic antipollution valve
CN211009951U (en) * 2019-11-20 2020-07-14 徐州中矿大贝克福尔科技股份有限公司 Underground paste filling pipeline guarantee device

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004046461A (en) * 2002-07-10 2004-02-12 Dakan Chin Flow regulation device for hydraulic machine
CN201236856Y (en) * 2008-05-26 2009-05-13 重庆宗申发动机制造有限公司 Sequential operation control valve
CN201241890Y (en) * 2008-08-19 2009-05-20 孙光锋 Single-acting multiplying-power air cylinder
CN103216665A (en) * 2012-01-21 2013-07-24 飞翼股份有限公司 Hydraulically controlled throttling valve for transporting filling materials
DE102012003230B3 (en) * 2012-02-20 2013-03-21 Festo Ag & Co. Kg Process valve has control head, which is formed by base body having coupling device for fixing valve housing and terminal portion to connect fluid conductor
CN203835331U (en) * 2014-04-22 2014-09-17 江苏金加钻采设备有限公司 Hydraulic fracturing valve
CN203926874U (en) * 2014-05-04 2014-11-05 郝睿 A kind of throttle valve
CN205001532U (en) * 2015-09-07 2016-01-27 中石化石油工程机械有限公司研究院 High -pressure wafer valve that surges of preventing leaking
CN105332966A (en) * 2015-12-09 2016-02-17 东北石油大学 High pressure unloading valve for hydraulic driving hydrostatic test
CN207145644U (en) * 2017-08-17 2018-03-27 广州龙渊液压机械有限公司 A kind of miniature hydraulic high-pressure water hydraulic pressure antipollution valve
CN110425296A (en) * 2019-08-08 2019-11-08 广州龙渊液压机械有限公司 A kind of hydraulic ultrahigh-pressure water hydraulic antipollution valve
CN211009951U (en) * 2019-11-20 2020-07-14 徐州中矿大贝克福尔科技股份有限公司 Underground paste filling pipeline guarantee device

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