CN107701848B - Intelligent flow measurement and control device - Google Patents
Intelligent flow measurement and control device Download PDFInfo
- Publication number
- CN107701848B CN107701848B CN201711179605.1A CN201711179605A CN107701848B CN 107701848 B CN107701848 B CN 107701848B CN 201711179605 A CN201711179605 A CN 201711179605A CN 107701848 B CN107701848 B CN 107701848B
- Authority
- CN
- China
- Prior art keywords
- valve
- connecting pipe
- ball
- overpressure
- automatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/07—Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
-
- 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
-
- 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
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Check Valves (AREA)
Abstract
The invention discloses an intelligent flow measurement and control device which comprises a base and a board room arranged on the base, wherein a storage cavity is arranged in the board room, a main pipeline, a manual throttling stop valve, a self-operated flow balance valve, an electromagnetic flowmeter, an electric regulating valve, a controller, an overpressure automatic cutting-off check ball valve, a pressure sensor and a wellhead water injection pipe are arranged in the storage cavity, a pipeline bracket is arranged at the lower end of the main pipeline, and the lower end of the overpressure automatic cutting-off check ball valve is connected with the wellhead water injection pipe. According to the technical scheme, the manual throttle stop valve performs first pressure reduction throttling, the self-operated flow balance valve performs second pressure reduction throttling, the electric regulating valve performs third pressure reduction throttling, and the three pressure reduction throttling technology is adopted, so that the high-pressure resistance is good; the automatic overpressure cutting-off check ball valve can realize automatic overpressure cutting-off, and is safe and reliable; the water injection oil extraction device has the advantages of reasonable structural design, simple structure, convenient use, safety, reliability, good anti-freezing performance, capability of improving the water injection oil extraction production efficiency and good practicability.
Description
Technical Field
The invention relates to the technical field of measurement and control devices, in particular to an intelligent flow measurement and control device.
Background
The outdoor polymer injection well and water injection well wellhead valve in northeast China is very easy to be frozen out in winter and spring production processes, the currently adopted gate valve and ball valve have poor high pressure resistance, a large amount of water is accumulated in the gate valve and ball valve, when the environment temperature is rapidly reduced and frozen, accidents such as valve body cracking and explosion are easily caused due to volume expansion during the freezing, parts in the valve body are easy to fly out, maintainers or passers-by are easily smashed, and great potential safety hazards exist.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the intelligent flow measurement and control device which has the advantages of reasonable structural design, simple structure, convenient use, safety, reliability, good anti-freezing performance and capability of improving the water injection production efficiency.
In order to achieve the above purpose, the present invention provides the following technical solutions: the intelligent flow measurement and control device comprises a base and a board room arranged on the base, wherein an object placing cavity is formed in the board room, a main pipeline, a manual throttling stop valve, a self-operated flow balance valve, an electromagnetic flowmeter, an electric regulating valve, a controller, an automatic overpressure cutoff check ball valve, a pressure sensor and a wellhead water injection pipe are arranged in the object placing cavity, a pipeline support is arranged at the lower end of the main pipeline, the lower end of the pipeline support is connected with the upper end face of the base, the upper end of the pipeline support is connected with the main pipeline, the upper end of the main pipeline is connected with a first connecting pipe, the upper end of the first connecting pipe is connected with the lower end of the manual throttling stop valve, the upper end of the manual throttling stop valve is connected with a second connecting pipe, the upper end of the second connecting pipe is connected with the lower end of the self-operated flow balance valve, the upper end of the self-operated flow balance valve is connected with a third connecting pipe, the upper end of the third connecting pipe is connected with the lower end of the electromagnetic flowmeter, the upper end of the electromagnetic flowmeter is connected with a fourth connecting pipe, the upper end of the fourth connecting pipe is connected with the lower end of the electric regulating valve, the upper end of the electric regulating valve is connected with the fifth connecting pipe, and the upper end of the fifth connecting pipe is connected with the fifth connecting pipe; the side of the electric regulating valve is connected with a sixth connecting pipe, the left end of the sixth connecting pipe is bent downwards, an emptying connector is connected to the bent section of the sixth connecting pipe, the lower end of the sixth connecting pipe is connected with the upper end of the automatic overpressure cutting-off check ball valve, and the lower end of the automatic overpressure cutting-off check ball valve is connected with a wellhead water injection pipe.
By adopting the technical scheme, the manual throttle stop valve performs the first pressure reduction and throttle, the self-operated flow balance valve performs the second pressure reduction and throttle, the electric regulating valve performs the third pressure reduction and throttle, and the three pressure reduction and throttle technology is adopted, so that the high pressure resistance is good; the automatic overpressure cutting-off check ball valve can realize automatic overpressure cutting-off, and is safe and reliable; the water injection oil extraction device has the advantages of reasonable structural design, simple structure, convenient use, safety, reliability, good anti-freezing performance, capability of improving the water injection oil extraction production efficiency and good practicability.
The invention is further provided with: the side of the wellhead water injection pipe is integrally provided with a seventh connecting pipe, a pressure sensor is arranged on the seventh connecting pipe, and a communication cable is arranged between the pressure sensor and the overpressure automatic cutting-off check ball valve. Through this setting, the structure sets up more rationally, convenient to use, reliable operation.
The invention is further arranged to: the base is also provided with an electric control cabinet, and the electric control cabinet is respectively connected with the self-operated flow balance valve, the electromagnetic flowmeter, the electric control valve, the controller, the overpressure automatic cutting-off check ball valve and the pressure sensor through cables. Through this setting, the structure sets up more rationally, convenient to use, reliable operation.
The invention is further arranged to: the left end of the sixth connecting pipe is bent downwards by 90 degrees, and the lighting device is detachably arranged on the sixth connecting pipe. Through this setting, the structure sets up more rationally, convenient to use, reliable operation.
The invention is further arranged to: the automatic shutoff check ball valve of superpressure includes valve body, valve ball, valve rod and electric actuator, the valve body middle part is provided with the valve body cavity in, the valve ball is installed in the valve body cavity, the valve rod upper end is connected with electric actuator, and the valve rod lower extreme is connected with the valve ball, the left ball cover has been cup jointed to the valve ball left end, and the valve ball right-hand member cup joint has right ball cover, left ball cover and right ball cover symmetry set up. Through this setting, set up two ball covers and be used for reducing the holding volume of valve body intracavity water for water reduces the inflation when freezing, safe and reliable.
The invention is further arranged to: the valve body upper end is provided with the valve gap, wear to be equipped with a plurality of connecting screw on the valve gap, the valve gap passes through connecting screw and the up end connection of valve body and fixes, and is provided with first valve rod in the valve gap and give up the chamber, valve rod lower extreme an organic whole is provided with round location bulge loop, spring assembly has been cup jointed on the valve rod, spring assembly lower extreme is connected with location bulge loop up end, and spring assembly upper end is connected with the top in first valve rod room of giving up. Through this setting, superpressure automatic cutout non-return ball valve structure sets up more rationally, increases the volume in valve body cavity, reduces the destructive power that abnormal expansion produced, safe and reliable.
The invention is further arranged to: the electric actuating mechanism is internally provided with a second valve rod yielding cavity for the valve rod to move up and down, and the electric actuating mechanism is fixedly connected with the valve cover through bolts. Through this setting, electric actuator structure sets up more rationally, can make the valve rod upwards move about, reduces the destructive power that abnormal expansion produced, safe and reliable.
The invention is further arranged to: the left ball sleeve and the right ball sleeve are both made of low-temperature resistant fluoroplastic. Through this setting, left ball cover and right ball cover freezing resistance are good.
The invention has the advantages that: compared with the prior art, the manual throttle stop valve is more reasonable in structural arrangement, the manual throttle stop valve is used for performing first-time depressurization throttling, the self-operated flow balance valve is used for performing second-time depressurization throttling, the electric regulating valve is used for performing third-time depressurization throttling, and a three-time depressurization throttling technology is adopted, so that the high-pressure resistance performance is good; the automatic overpressure cutting-off check ball valve can realize automatic overpressure cutting-off, and is safe and reliable; the water injection oil extraction device has the advantages of reasonable structural design, simple structure, convenient use, safety, reliability, good anti-freezing performance, capability of improving the water injection oil extraction production efficiency and good practicability.
The invention is further described below with reference to the drawings and specific examples.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of an automatic overpressure cut-off ball check valve according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1 and 2, the intelligent flow measurement and control device disclosed by the invention comprises a base 1 and a board room 2 arranged on the base 1, wherein a storage cavity 21 is arranged in the board room 2, a main pipeline 3, a manual throttle stop valve 4, a self-operated flow balance valve 5, an electromagnetic flowmeter 6, an electric regulating valve 7, a controller 8, an overpressure automatic shutoff check ball valve 9, a pressure sensor 10 and a wellhead water injection pipe 11 are arranged in the storage cavity 21, a pipeline bracket 12 is arranged at the lower end of the main pipeline 3, the lower end of the pipeline bracket 12 is connected with the upper end face of the base 1, the upper end of the pipeline bracket 12 is connected with the main pipeline 3, the upper end of the main pipeline 3 is connected with a first connecting pipe 13, the upper end of the first connecting pipe 13 is connected with the lower end of the manual throttle stop valve 4, the upper end of the manual throttle stop valve 4 is connected with a second connecting pipe 14, the upper end of the second connecting pipe 14 is connected with the lower end of the self-operated flow balance valve 5, the upper end of the self-operated flow balance valve 5 is connected with a third connecting pipe 15, the upper end of the third connecting pipe 15 is connected with the lower end of the electromagnetic flowmeter 6 and the electric flowmeter 17, the upper end of the fourth connecting pipe 6 is connected with the upper end of the electromagnetic flowmeter 17, and the upper end of the electric regulating valve 17 is connected with the upper end of the fifth connecting pipe 17; the side of the electric regulating valve 7 is connected with a sixth connecting pipe 18, the left end of the sixth connecting pipe 18 is bent downwards, an emptying connector 19 is connected to the bent section of the sixth connecting pipe 18, the lower end of the sixth connecting pipe 18 is connected with the upper end of the automatic overpressure cutting-off check ball valve 9, and the lower end of the automatic overpressure cutting-off check ball valve 9 is connected with the wellhead water injection pipe 11.
Preferably, the electromagnetic flowmeter 6 is a conventional high-pressure electromagnetic flowmeter; the board room 2 is equivalent to a shell, the board room 2 is fixedly connected with the base 1 through screws, the upper end face of the base 1 at the lower end of the pipeline bracket 12 is fixedly connected through screws, the upper end of the pipeline bracket 12 is fixedly welded with the main pipeline 3, and the pipeline bracket 12 plays a supporting role; the emptying joint 19 is in threaded connection with the existing joint on the bending section of the sixth connecting pipe 18; the main pipeline 3, the manual throttle stop valve 4, the self-operated flow balance valve 5, the electromagnetic flowmeter 6, the electric regulating valve 7, the controller 8, the automatic overpressure cut-off ball check valve 9, the pressure sensor 10 and the wellhead water injection pipe 11 are connected through aligned connecting pipes or adjacent parts to form a seal, and the technology is well known to those skilled in the art, so that the description of the embodiment is omitted.
The main pipeline 3, the manual throttle stop valve 4, the self-operated flow balance valve 5, the electromagnetic flowmeter 6, the electric control valve 7, the controller 8, the overpressure automatic cutting-off ball check valve 9, the pressure sensor 10 and the wellhead water injection pipe 11 are assembled to form a complete liquid conveying pipeline.
In order to make the structural arrangement of the invention more reasonable, as a preferred embodiment, a seventh connecting pipe 20 is integrally arranged on the side surface of the wellhead water injection pipe 11, a pressure sensor 10 is installed on the seventh connecting pipe 20, and a communication cable 22 is arranged between the pressure sensor 10 and the automatic overpressure cutting-off ball check valve 9. In the embodiment, the pressure sensor 10 is in threaded connection with the end, away from the wellhead water injection pipe 11, of the seventh connecting pipe 20, and the joint of the pressure sensor 10 and the seventh connecting pipe 20 forms a seal; the pressure sensor 10 transmits a pressure electrical signal to the overpressure automatic shutoff ball check valve 9 via the communication cable 22.
The base 1 is also provided with an electric control cabinet, and the electric control cabinet is respectively connected with the self-operated flow balance valve 5, the electromagnetic flowmeter 6, the electric control valve 7, the controller 8, the overpressure automatic cutting-off check ball valve 9 and the pressure sensor 10 through cables.
The left end of the sixth connecting pipe 18 is bent downwards by 90 degrees, and an illumination device is detachably arranged on the sixth connecting pipe 18.
The automatic shutoff check ball valve 9 of superpressure includes valve body 91, valve ball 92, valve rod 93 and electric actuator 94, the valve body 91 middle part is provided with the valve body cavity in, valve ball 92 installs in the valve body cavity, valve rod 93 upper end is connected with electric actuator 94, and valve rod 93 lower extreme is connected with valve ball 92, valve ball 92 left end cover has connect left ball cover 95, and valve ball 92 right-hand member has cup jointed right ball cover 96, left ball cover 95 and right ball cover 96 symmetry set up. Preferably, the upper end of the valve rod 93 is connected with the electric actuator 94 through a pin shaft or a screw, and the lower end of the valve rod 93 is fixed with the valve ball 92 through threaded connection or welding. The two ball sleeves aim at reducing the water containing volume, because the water can expand in volume when icing, and huge expansion force is generated to damage the valve body.
The valve body 91 upper end is provided with the valve gap 97, wear to be equipped with a plurality of connecting screw 98 on the valve gap 97, the valve gap 97 is connected fixedly through connecting screw 98 and the up end of valve body 91, and is provided with first valve rod and give back chamber 99 in the valve gap 97, valve rod 93 lower extreme an organic whole is provided with round location bulge loop 931, spring assembly 910 has been cup jointed on the valve rod 93, spring assembly 910 lower extreme is connected with location bulge loop 931 up end, and spring assembly 910 upper end is connected with the top in first valve rod give back chamber 99.
A second valve rod relief cavity 911 for the valve rod 93 to move up and down is arranged in the electric actuator 94, and the electric actuator 94 is fixedly connected with the valve cover 97 through bolts.
Axially movable valve stem design: when the abnormal expansion of water ice is generated in the cavity of the valve body, the valve rod can axially move by a certain stroke, and the volume of the cavity of the valve body is properly increased, so that the damage caused by the abnormal expansion is reduced. The valve rod is provided with a first valve rod yielding cavity and a second valve rod yielding cavity, when the valve rod is in a normal working state, the valve rod drives the valve ball to move, when the pressure of the cavity in the valve body is abnormally increased, the abnormal pressure pushes the valve rod upwards, the space reserved by the second valve rod yielding cavity can just accommodate the rising of the head of the valve rod, meanwhile, the space reserved by the first valve rod yielding cavity can accommodate the volume of expansion when water is frozen, the abnormal force caused by expansion is reduced, and the possibility of freezing and cracking of the valve body is greatly reduced.
The left ball sleeve 95 and the right ball sleeve 96 are both made of low temperature resistant fluoroplastic.
In practical application, the manual throttle stop valve performs first pressure reduction throttling, the self-operated flow balance valve performs second pressure reduction throttling, the electric regulating valve performs third pressure reduction throttling, and the three-time pressure reduction throttling technology is adopted, so that the high-pressure resistance is good; the automatic overpressure cutting-off check ball valve can realize automatic overpressure cutting-off, and is safe and reliable; the water injection oil extraction device has the advantages of reasonable structural design, simple structure, convenient use, safety, reliability, good anti-freezing performance, capability of improving the water injection oil extraction production efficiency and good practicability.
The invention can prevent the pressure of underground wellhead from flowing backwards, has good high pressure resistance, has multiple protection functions of overpressure cut-off, frost crack resistance, backflow prevention and the like, and can obviously improve the water injection production safety and greatly improve the water injection and oil extraction production efficiency.
In addition, the invention can be further improved on the basis of the technical scheme:
1. the three throttling and depressurization technologies are adopted, the first time is to manually adjust throttling of a stop throttle valve, the second time is to use a mechanical self-operated flow balance valve, and the third time is to use a digital regulator to control an electric regulating valve to accurately adjust automatic flow.
2. The intelligent flow measurement and control device is additionally arranged, automatic measurement control and monitoring are carried out, an existing RTU module and an existing GPRS module are arranged in an electric cabinet, and various fluid parameters are obtained: the flow, pressure and temperature are transmitted in a time-sharing or real-time dynamic manner through a wireless communication module, so that networking with a headquarter is realized.
3. Automatic shutoff check ball valve of superpressure:
A. the high pressure automatic cut-off, normally open under the normal operating condition of valve, in case the digital manometer detects the well head because of unusual situation pressure boost, when exceeding the setting value, send signal control motor action drive valve and cut-off, play the guard action to the accurate important instrument of upstream.
B. The valve body is frost crack resistant, the pressure-bearing shell is made of low-temperature steel, so that the material has enough low-temperature toughness, and the valve body can be used under a low-temperature working condition; and the full-welding integrated valve design is adopted, so that the possibility of frost cracking caused by threaded connection or bolt connection of the traditional product is eliminated.
C. The anti-backflow technology is designed with a check valve, when the underground pressure exceeds the system injection pressure, a valve plate of the check valve acts, and the check valve is closed to prevent the underground medium from flowing backwards into the system.
The foregoing embodiments are provided for further explanation of the present invention and are not to be construed as limiting the scope of the present invention, and some insubstantial modifications and variations of the present invention, which are within the scope of the invention, will be suggested to those skilled in the art in light of the foregoing teachings.
Claims (6)
1. The utility model provides an intelligence flow measurement and control device, includes base (1) and installs board house (2) on base (1), its characterized in that: the utility model discloses a self-operated electromagnetic flowmeter, including board house (2), be provided with one in the board house (2) and put thing cavity (21), be provided with main line (3), manual throttle stop valve (4), self-operated flow balance valve (5), electromagnetic flowmeter (6), electric control valve (7), controller (8), superpressure automatic shutoff check ball valve (9), pressure sensor (10) and well head water injection pipe (11) in putting thing cavity (21), main line (3) lower extreme is provided with pipeline support (12), pipeline support (12) lower extreme is connected with the up end of base (1), pipeline support (12) upper end is connected with main line (3), main line (3) upper end is connected with first connecting pipe (13), first connecting pipe (13) upper end is connected with manual throttle stop valve (4) lower extreme, and manual throttle stop valve (4) upper end is connected with second connecting pipe (14), second connecting pipe (14) upper end is connected with self-operated flow balance valve (5) lower extreme, self-operated flow balance valve (5) upper end is connected with the up end of base (1), and electromagnetic flowmeter (16) upper end is connected with fourth connecting pipe (6), the upper end of the electric regulating valve (7) is connected with a fifth connecting pipe (17), and the upper end of the fifth connecting pipe (17) is connected with the lower end of the controller (8); the side of the electric regulating valve (7) is connected with a sixth connecting pipe (18), the left end of the sixth connecting pipe (18) is bent downwards, an emptying joint (19) is connected to the bent section of the sixth connecting pipe (18), the lower end of the sixth connecting pipe (18) is connected with the upper end of the automatic overpressure cutting-off check ball valve (9), and the lower end of the automatic overpressure cutting-off check ball valve (9) is connected with a wellhead water injection pipe (11); a seventh connecting pipe (20) is integrally arranged on the side surface of the wellhead water injection pipe (11), a pressure sensor (10) is arranged on the seventh connecting pipe (20), and a communication cable (22) is arranged between the pressure sensor (10) and the automatic overpressure cutting-off check ball valve (9); the automatic shutoff check ball valve (9) of superpressure includes valve body (91), valve ball (92), valve rod (93) and electric actuator (94), valve body (91) middle part is provided with the valve body cavity in, valve ball (92) are installed in the valve body cavity in, valve rod (93) upper end is connected with electric actuator (94), and valve rod (93) lower extreme is connected with valve ball (92), valve ball (92) left end suit has left ball cover (95), and valve ball (92) right-hand member suit has right ball cover (96), left ball cover (95) and right ball cover (96) symmetry set up.
2. The intelligent process measurement and control device according to claim 1, wherein: the base (1) is also provided with an electric control cabinet, and the electric control cabinet is respectively connected with the self-operated flow balance valve (5), the electromagnetic flowmeter (6), the electric control valve (7), the controller (8), the overpressure automatic cutting-off check ball valve (9) and the pressure sensor (10) through cables.
3. The intelligent process measurement and control device according to claim 2, wherein: the left end of the sixth connecting pipe (18) is bent downwards by 90 degrees, and an illumination device is detachably arranged on the sixth connecting pipe (18).
4. An intelligent process measurement and control device according to claim 3, wherein: valve body (91) upper end is provided with valve gap (97), wear to be equipped with a plurality of connecting screw (98) on valve gap (97), valve gap (97) are connected fixedly through connecting screw (98) and the up end of valve body (91), and are provided with first valve rod in valve gap (97) and give away chamber (99), valve rod (93) lower extreme an organic whole is provided with round location bulge loop (931), spring assembly (910) have been cup jointed on valve rod (93), spring assembly (910) lower extreme is connected with location bulge loop (931) up end, and spring assembly (910) upper end is connected with the top in first valve rod cavity (99) of giving away.
5. The intelligent process measurement and control device according to claim 4, wherein: the electric actuator (94) is internally provided with a second valve rod yielding cavity (911) for the valve rod (93) to move up and down, and the electric actuator (94) is fixedly connected with the valve cover (97) through bolts.
6. The intelligent process measurement and control device according to claim 5, wherein: the left ball sleeve (95) and the right ball sleeve (96) are both made of low-temperature resistant fluoroplastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179605.1A CN107701848B (en) | 2017-11-23 | 2017-11-23 | Intelligent flow measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179605.1A CN107701848B (en) | 2017-11-23 | 2017-11-23 | Intelligent flow measurement and control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107701848A CN107701848A (en) | 2018-02-16 |
| CN107701848B true CN107701848B (en) | 2023-06-02 |
Family
ID=61185364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711179605.1A Active CN107701848B (en) | 2017-11-23 | 2017-11-23 | Intelligent flow measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107701848B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101904980B1 (en) * | 2018-04-06 | 2018-10-08 | 주식회사 세이프텍 | Gas fuse cock with flow sensor and automatic gas safety circuit breakers that include them |
| CN109442080A (en) * | 2018-12-26 | 2019-03-08 | 安徽金大仪器有限公司 | A kind of safe type intelligent gas flow control device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003079757A (en) * | 2001-09-10 | 2003-03-18 | Koguma Kikai Kk | Branching device for fire-fighting hose |
| JP4796898B2 (en) * | 2006-06-15 | 2011-10-19 | 東洋バルヴ株式会社 | Flowing water detector |
| CN201028053Y (en) * | 2007-04-16 | 2008-02-27 | 北京众力德邦智能机电科技有限公司 | Three-way balancing regulating valve |
| US7950619B2 (en) * | 2008-04-03 | 2011-05-31 | Ckd Corporation | Fluid device mounting structure |
| RU2367786C1 (en) * | 2008-05-20 | 2009-09-20 | Закрытое Акционерное Общество Финансовая Компания "Центр-Космос-Нефть-Газ" | Oil well |
| KR20100066793A (en) * | 2008-12-10 | 2010-06-18 | 한국원자력연구원 | Separable ball-valve apparatus and ball-valve assembly |
| CN104265963B (en) * | 2014-10-08 | 2016-10-12 | 浙江奥新仪表有限公司 | A kind of extra-high voltage flow controller |
| CN207486323U (en) * | 2017-11-23 | 2018-06-12 | 浙江奥新仪表有限公司 | A kind of IN process measure and control device |
-
2017
- 2017-11-23 CN CN201711179605.1A patent/CN107701848B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107701848A (en) | 2018-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107701848B (en) | Intelligent flow measurement and control device | |
| CN107806334B (en) | Full wireless integrated type electric antifreezing regulation stop composite valve interval intelligent gas production system | |
| CN207486323U (en) | A kind of IN process measure and control device | |
| CN201103377Y (en) | Gas pressure maintaining device of petroleum casing pipe | |
| CN202451941U (en) | Anti-freezing exhaust valve device | |
| CN110185407B (en) | Gas injection wellhead device with safety valve and control system | |
| CN210564446U (en) | Gas injection wellhead device with safety valve and control system | |
| CN201944384U (en) | Automatic control valve | |
| CN204784816U (en) | Ground PE ball valve is buried with big specification to gas | |
| CN208204267U (en) | A kind of combined type plumbing connecting pipe | |
| CN204140961U (en) | Water power plant compound seal electric hand moves water intake ball valve | |
| CN203868394U (en) | Novel extension-bar ball valve | |
| CN207145750U (en) | Ceramic structure frost valve | |
| CN101776174A (en) | Self-operated type temperature control valve with antifreezing function | |
| CN104235616B (en) | Positive/negative pressure protector | |
| CN2816344Y (en) | Well mouth safety valve control device | |
| CN103899807A (en) | Low-maintenance type pressure relief/holding valve with spring arranged externally | |
| CN207598218U (en) | Intelligent gas production system is opened between a kind of full Wireless integrated form | |
| CN208703234U (en) | A kind of novel and multifunctional hydraulic control valve | |
| CN203024467U (en) | Solar empting antifreezing device | |
| CN2895974Y (en) | Double self-positioning corrugated pipe steam trap | |
| CN205012968U (en) | Mine well head heater automatic drainage system of preventing frostbite | |
| CN220452904U (en) | Combined air release valve device for underground coal mine pipeline | |
| CN113137202B (en) | Single-pipe wellhead flow device | |
| CN203784399U (en) | Low-maintenance type pressure relief/sustaining valve provided with external spring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |