CN111750113A - Special equipment for gas pressure regulation - Google Patents
Special equipment for gas pressure regulation Download PDFInfo
- Publication number
- CN111750113A CN111750113A CN202010618943.6A CN202010618943A CN111750113A CN 111750113 A CN111750113 A CN 111750113A CN 202010618943 A CN202010618943 A CN 202010618943A CN 111750113 A CN111750113 A CN 111750113A
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- Prior art keywords
- buffer
- rod
- pressure regulating
- pipeline
- gear
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Classifications
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/08—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for recovering energy derived from swinging, rolling, pitching or like movements, e.g. from the vibrations of a machine
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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
- 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
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
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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
- 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
- F16L55/02—Energy absorbers; Noise absorbers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention relates to special equipment for regulating the pressure of fuel gas, which comprises a pressure regulating valve, wherein a buffer pipeline and an output pipeline are connected to the pressure regulating valve, and a buffer mechanism is arranged on the buffer pipeline; buffer gear is including connecting the buffering support on the buffer tube way inner wall, movable mounting is at the buffering pole on the buffering support, connect the buffering blade that one was served at the buffering pole, connect the first helical gear on the buffering pole other end, locate interior stopper in the buffer tube way wall, connect the driven lever on interior stopper, fixed connection is the second helical gear on the driven lever, connect the generator installing support on the buffer tube way outer wall and install the generator on the generator installing support. This gas pressure regulating professional equipment can effectually cushion the gas in the gas pipeline for the gas becomes to alleviate when the air-vent valve, has increased the life of air-vent valve, can carry out energy recuperation when buffering the gas simultaneously, has reduced the consumption of the energy.
Description
Technical Field
The invention belongs to the technical field of gas pressure regulating equipment, and particularly relates to special gas pressure regulating equipment.
Background
A gas pressure regulator (also called a gas pressure regulator) is a device that automatically changes the flow of gas through a regulating valve to maintain a predetermined pressure of gas at an outlet. Generally, the method is classified into a direct action type and an indirect action type.
The pressure regulator is a special valve on the gas pipeline, and can keep the downstream pressure stable no matter how the flow rate of the gas and the upstream pressure change.
The pressure regulator should be able to reduce the upstream pressure to a stable downstream pressure and should be able to limit the downstream pressure within a safe range when the pressure regulator fails.
At present, most of common pressure regulating valves directly control the gas circulation by changing the flow area in the valve, wherein the pressure applied to the regulating part is automatically adapted through a spring, and the pressure regulating valve is damaged to a certain extent by the direct contact mode, so that the service life of the pressure regulating valve is shortened, and the pressure regulating valve does not have the function of buffering and reducing.
Disclosure of Invention
The invention aims to solve the problems and provide special equipment for regulating the pressure of the fuel gas, which has a simple structure and reasonable design.
The invention realizes the purpose through the following technical scheme:
the special gas pressure regulating equipment comprises a pressure regulating valve, wherein a buffer pipeline and an output pipeline are connected to the pressure regulating valve, and a buffer mechanism is arranged on the buffer pipeline;
buffer gear is including connecting buffering support, the movable mounting on buffering support on the buffer tube way inner wall, connecting buffering blade, the first helical gear of connection on the buffer rod other end, locating interior stopper in the buffer tube way wall, connecting the driven lever on interior stopper, fixed connection second helical gear on the driven lever, connect the generator installing support on the buffer tube way outer wall and install the generator on the generator installing support including buffer rod one end, be equipped with the damping layer in the buffering support, be connected with the damping ring on the buffer rod, the damping ring is in contact with the damping layer, first helical gear and second helical gear meshing, the generator is connected with the driven lever.
As a further optimization scheme of the invention, an adjusting cavity and a gas through groove are arranged in the pressure adjusting valve, the adjusting cavity is communicated with the gas through groove, a screw rod is arranged in the adjusting cavity, an adjusting plate is arranged on the screw rod, the upper end of the screw rod is connected with a first adjusting gear, a spring is connected on the adjusting plate, the lower end of the spring is connected with an adjusting piece, the upper end of the pressure adjusting valve is connected with a fixing nut, and the screw rod is connected with the fixing nut.
As a further optimization scheme of the invention, the upper end of the pressure regulating valve is provided with a motor, the output shaft of the motor is connected with a second regulating gear, and the second regulating gear is meshed with the first regulating gear.
As a further optimization scheme of the invention, a storage battery is arranged in the pressure regulating valve, the storage battery is positioned at one side of the regulating chamber, the input end of the storage battery is connected with the generator, and the output end of the storage battery is connected with the motor.
As a further optimization scheme of the invention, the inner wall of the adjusting chamber is provided with a limiting groove, the adjusting plate is connected with a limiting rod, and the limiting rod is positioned in the limiting groove.
As a further optimization scheme of the invention, the adjusting piece is positioned in the gas through groove, one end of the gas through groove is communicated with the buffer pipeline, and the other end of the gas through groove is communicated with the output pipeline.
As a further optimization scheme of the invention, the buffer support comprises an outer connecting ring connected to the inner wall of the buffer pipeline, a plurality of connecting rods connected to the inner wall of the outer connecting ring, and an inner mounting ring connected to the connecting rods, wherein a mounting hole is formed in the middle of the inner mounting ring, an annular groove is formed in the inner mounting ring, and the damping layer is located in the annular groove.
As a further optimization scheme of the invention, the buffer rod is positioned in the mounting hole, the buffer rod is connected with a limiting ring, and the limiting ring is in contact with the inner mounting ring.
As a further optimization scheme of the invention, the buffer blade is provided with an air guide head, and a sealing element is arranged between the driven rod and the buffer pipeline.
The invention has the beneficial effects that:
1) the invention connects a buffer pipeline on the pressure regulating valve, and sets a buffer mechanism in it, when the gas passes through the buffer mechanism, it will drive the buffer blade to rotate at high speed, when the buffer blade rotates, it will drive the buffer rod to rotate on the buffer bracket, and when the buffer rod rotates, it will drive the damping ring to rotate, because the damping ring contacts with the damping layer in the buffer bracket, when the damping ring rotates, it will receive the friction resistance exerted by the damping layer, slow down the rotation of the buffer blade, and play a role of buffering, at the same time, when the buffer rod rotates, it will drive the first helical gear to rotate, the first helical gear will drive the second helical gear to rotate, after the second helical gear rotates, it will drive the driven rod to rotate, the driven rod drives the generator to generate electricity, it can partially recover the energy lost by the gas flow buffer, and reduce the energy loss in the gas transportation process, the pressure regulating valve is more environment-friendly, and can play a certain role in protecting the pressure regulating valve, so that the service life of the pressure regulating valve is prolonged;
2) the pressure regulating valve can be controlled by the motor, the electric quantity generated by the generator is input into the value storage battery and is supplied to the motor for use or can be used for other electric appliances, the motor drives the second regulating gear to rotate when working, the second regulating gear drives the first regulating gear to rotate after rotating, the first regulating gear drives the screw to rotate after rotating, the screw drives the regulating plate to move up and down in the regulating chamber after rotating, the effect of the spring and the regulating piece can be regulated after moving, so that the pressure regulating valve can be regulated, meanwhile, the first regulating gear can be regulated manually, the regulating modes are more, and the safety is higher;
3) the invention has simple structure, high stability, reasonable design and convenient realization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view at A of the present invention;
FIG. 3 is a schematic view of the construction of the buffer support of the present invention;
FIG. 4 is a view of the bumper beam and dampening ring of the present invention in combination;
FIG. 5 is a schematic view of a fan blade with buffer according to the present invention.
In the figure: 1. a pressure regulating valve; 101. a first adjusting gear; 102. fixing a nut; 103. a conditioning chamber; 104. an adjusting plate; 105. a screw; 106. a limiting groove; 107. a spring; 108. an adjustment member; 109. a gas through groove; 110. a second adjusting gear; 111. a motor; 112. a storage battery; 2. a buffer pipe; 3. an output pipe; 4. a buffer mechanism; 401. a buffer blade; 4010. a gas guide head; 402. a damping ring; 403. a buffer rod; 404. a first helical gear; 405. a buffer bracket; 4050. an outer connecting ring; 4051. a connecting rod; 4052. an inner mounting ring; 4053. mounting holes; 4054. a damping layer; 406. an inner limiting block; 407. a second helical gear; 408. a driven lever; 409. a seal member; 410. a generator; 411. a generator mounting bracket.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1-5, a special gas pressure regulating device comprises a pressure regulating valve 1, wherein a buffer pipeline 2 and an output pipeline 3 are connected to the pressure regulating valve 1, and a buffer mechanism 4 is arranged on the buffer pipeline 2;
the buffer mechanism 4 comprises a buffer support 405 connected to the inner wall of the buffer pipeline 2, a buffer rod 403 movably installed on the buffer support 405, a buffer blade 401 connected to one end of the buffer rod 403, a first bevel gear 404 connected to the other end of the buffer rod 403, an inner limit block 406 arranged in the wall of the buffer pipeline 2, a driven rod 408 connected to the inner limit block 406, a second bevel gear 407 fixedly connected to the driven rod 408, a generator installation support 411 connected to the outer wall of the buffer pipeline 2 and a generator 410 installed on the generator installation support 411, a damping layer 4054 is arranged in the buffer support 405, a damping ring 402 is connected to the buffer rod 403, the damping ring 402 is in contact with the damping layer 4054, the first bevel gear 404 is engaged with the second bevel gear 407, and the generator 410 is connected with the driven rod 408;
the buffer bracket 405 comprises an outer connecting ring 4050 connected to the inner wall of the buffer pipeline 2, a plurality of connecting rods 4051 connected to the inner wall of the outer connecting ring 4050, and an inner mounting ring 4052 connected to the connecting rods 4051, wherein a mounting hole 4053 is formed in the middle of the inner mounting ring 4052, an annular groove is formed in the inner mounting ring 4052, and a damping layer 4054 is located in the annular groove; the buffer rod 403 is positioned in the mounting hole 4053, and a limit ring is connected to the buffer rod 403 and is in contact with the inner mounting ring 4052;
the buffer blade 401 is provided with an air guide head 4010, a sealing part 409 is arranged between the driven rod 408 and the buffer pipeline 2, and the air guide head 4010 can guide the fuel gas to the blade part, so that the buffer blade 401 can maximally buffer the fuel gas;
when gas passes through the buffer mechanism 4, the buffer blade 401 is driven to rotate at a high speed, when the buffer blade 401 rotates, the buffer rod 403 is driven to rotate on the buffer bracket 405, when the buffer rod 403 rotates, the damping ring 402 is driven to rotate, because the damping ring 402 is in contact with the damping layer 4054 in the buffer bracket 405, when the damping ring 402 rotates, the damping ring 402 is subjected to frictional resistance exerted by the damping layer 4054, the rotation of the buffer blade 401 is decelerated, a buffer effect is achieved, meanwhile, when the buffer rod 403 rotates, the first helical gear 404 is driven to rotate, the first helical gear 404 drives the second helical gear 407 to rotate, after the second helical gear 407 rotates, the driven rod 408 drives the generator 410 to generate electricity, energy lost by gas flow buffering can be partially recovered, the energy loss amount in the gas transportation process is reduced, the environment is protected, and a certain protection effect can be achieved on the pressure regulating valve 1, the service life of the pressure regulating valve 1 is prolonged;
an adjusting cavity 103 and a gas through groove 109 are arranged in the pressure adjusting valve 1, the adjusting cavity 103 is communicated with the gas through groove 109, a screw 105 is arranged in the adjusting cavity 103, an adjusting plate 104 is arranged on the screw 105, a screw hole matched with the screw 105 is arranged on the adjusting plate 104, a first adjusting gear 101 is connected to the upper end of the screw 105, a spring 107 is connected to the adjusting plate 104, an adjusting piece 108 is connected to the lower end of the spring 107, a fixing nut 102 is connected to the upper end of the pressure adjusting valve 1, the screw 105 is connected with the fixing nut 102, and the screw 105 moves upwards or downwards in the fixing nut 102 after rotating;
the upper end of the pressure regulating valve 1 is provided with a motor 111, an output shaft of the motor 111 is connected with a second regulating gear 110, the second regulating gear 110 is meshed with the first regulating gear 101, the motor 111 can drive the second regulating gear 110 to rotate when working, and the second regulating gear 110 drives the first regulating gear 101 to rotate after rotating;
the accumulator 112 is arranged in the pressure regulating valve 1, the accumulator 112 is positioned at one side of the regulating chamber 103, the input end of the accumulator 112 is connected with the generator 410, the output end of the accumulator 112 is connected with the motor 111, the accumulator 112 stores the electric energy output by the generator 410, and simultaneously the stored electric energy is supplied to the motor 111 or other electric appliances;
a limiting groove 106 is formed in the inner wall of the adjusting chamber 103, a limiting rod is connected to the adjusting plate 104, the limiting rod is located in the limiting groove 106, and the limiting rod is limited in the limiting groove 106, so that the adjusting plate 104 cannot rotate together with the screw 105 when the screw 105 rotates, and moves downwards or upwards under the driving of the screw 105;
the adjusting piece 108 is positioned in the gas through groove 109, one end of the gas through groove 109 is communicated with the buffer pipeline 2, and the other end of the gas through groove 109 is communicated with the output pipeline 3;
the pressure regulating valve 1 can be controlled by the motor 111, the electric quantity generated by the generator 410 is input into the value storage battery 112 and supplied to the motor 111 for use or used for other electric appliances, the motor 111 drives the second regulating gear 110 to rotate when working, the second regulating gear 110 drives the first regulating gear 101 to rotate after rotating, the first regulating gear 101 drives the screw 105 to rotate after rotating, the screw 105 drives the regulating plate 104 to move up and down in the regulating chamber 103 after rotating, the effect of the spring 107 and the regulating piece 108 can be regulated after moving, so that the pressure regulating valve 1 can be regulated, meanwhile, the first regulating gear 101 can be regulated manually, the regulating modes are more and safer.
It should be noted that the storage battery 112, the generator 410, the motor 111, and the like are all the prior art, and can be adaptively selected according to the actual product size, and the control of the motor 111 is the prior art, and can perform speed reduction, remote control, and the like on the output rotation speed thereof, and are not described herein again.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The utility model provides a gas pressure regulating professional equipment, includes air-vent valve (1), its characterized in that: the pressure regulating valve (1) is connected with a buffer pipeline (2) and an output pipeline (3), and the buffer pipeline (2) is provided with a buffer mechanism (4);
the buffer mechanism (4) comprises a buffer support (405) connected to the inner wall of the buffer pipeline (2), a buffer rod (403) movably mounted on the buffer support (405), a buffer blade (401) connected to one end of the buffer rod (403), a first helical gear (404) connected to the other end of the buffer rod (403), an inner limit block (406) arranged in the wall of the buffer pipeline (2), a driven rod (408) connected to the inner limit block (406), a second helical gear (407) fixedly connected to the driven rod (408), a generator mounting support (411) connected to the outer wall of the buffer pipeline (2) and a generator (410) mounted on the generator mounting support (411), a damping layer (4054) is arranged in the buffer support (405), a damping ring (402) is connected to the buffer rod (403), and the damping ring (402) is contacted with the damping layer (4054), the first bevel gear (404) is meshed with the second bevel gear (407), and the generator (410) is connected with the driven rod (408).
2. The special gas pressure regulating equipment as claimed in claim 1, wherein: be equipped with in air-vent valve (1) and adjust cavity (103) and gas and lead to groove (109), adjust cavity (103) and gas and lead to groove (109) intercommunication, be equipped with screw rod (105) in adjusting cavity (103), be equipped with regulating plate (104) on screw rod (105), the upper end of screw rod (105) is connected with first adjusting gear (101), is connected with spring (107) on regulating plate (104), and the lower extreme of spring (107) is connected with regulating part (108), air-vent valve (1) upper end is connected with fixation nut (102), and screw rod (105) and fixation nut (102) are connected.
3. The special gas pressure regulating equipment as claimed in claim 2, wherein: the upper end of the pressure regulating valve (1) is provided with a motor (111), an output shaft of the motor (111) is connected with a second regulating gear (110), and the second regulating gear (110) is meshed with the first regulating gear (101).
4. The special gas pressure regulating equipment as claimed in claim 3, wherein: a storage battery (112) is arranged in the pressure regulating valve (1), the storage battery (112) is located on one side of the regulating chamber (103), the input end of the storage battery (112) is connected with the generator (410), and the output end of the storage battery (112) is connected with the motor (111).
5. The special gas pressure regulating equipment as claimed in claim 2, wherein: the inner wall of the adjusting cavity (103) is provided with a limiting groove (106), the adjusting plate (104) is connected with a limiting rod, and the limiting rod is located in the limiting groove (106).
6. The special gas pressure regulating equipment as claimed in claim 2, wherein: the adjusting piece (108) is located in the gas through groove (109), one end of the gas through groove (109) is communicated with the buffer pipeline (2), and the other end of the gas through groove (109) is communicated with the output pipeline (3).
7. The special gas pressure regulating equipment as claimed in claim 1, wherein: buffer holder (405) including connect outer go-between (4050) on buffer tube (2) inner wall, connect a plurality of connecting rod (4051) on outer go-between (4050) inner wall, connect interior collar (4052) on connecting rod (4051), the middle part of interior collar (4052) is equipped with mounting hole (4053), and is equipped with the ring channel in interior collar (4052), damping layer (4054) are located the ring channel.
8. The special gas pressure regulating equipment as claimed in claim 7, wherein: the buffer rod (403) is located in the mounting hole (4053), a limiting ring is connected to the buffer rod (403), and the limiting ring is in contact with the inner mounting ring (4052).
9. The special gas pressure regulating equipment as claimed in claim 1, wherein: be equipped with air guide head (4010) on buffering blade (401), be equipped with sealing member (409) between follower link (408) and buffer pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618943.6A CN111750113B (en) | 2020-07-01 | 2020-07-01 | Special equipment for gas pressure regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618943.6A CN111750113B (en) | 2020-07-01 | 2020-07-01 | Special equipment for gas pressure regulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111750113A true CN111750113A (en) | 2020-10-09 |
| CN111750113B CN111750113B (en) | 2022-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010618943.6A Active CN111750113B (en) | 2020-07-01 | 2020-07-01 | Special equipment for gas pressure regulation |
Country Status (1)
| Country | Link |
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| CN (1) | CN111750113B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898864A (en) * | 2021-09-18 | 2022-01-07 | 安庆船用电器有限责任公司 | High lubricating oil heater of security |
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| CN103670933A (en) * | 2012-09-11 | 2014-03-26 | 凌春林 | Wind collecting suspension type wind driven generator |
| CN204827552U (en) * | 2015-07-29 | 2015-12-02 | 华南理工大学 | Built -in power generation facility of gas line |
| CN105822904A (en) * | 2016-04-27 | 2016-08-03 | 北京市燃气集团有限责任公司 | Power-generating and pressure-regulating device installed in gas pipeline |
| CN106089548A (en) * | 2016-04-21 | 2016-11-09 | 杜建波 | A kind of decompressor of recyclable fluid energy |
| CN107044562A (en) * | 2017-01-19 | 2017-08-15 | 北京市公用事业科学研究所 | A kind of intelligent gas pressure regulator and application method |
| CN107061163A (en) * | 2017-05-24 | 2017-08-18 | 南安市智德机械设备有限公司 | A kind of wind-driven generator with safety speed-limit function |
| CN107143691A (en) * | 2017-06-27 | 2017-09-08 | 广州华丰能源科技有限公司 | It is a kind of to utilize natural gas line built-in power generation to be used for the device for adjusting flow |
| CN107859779A (en) * | 2017-10-30 | 2018-03-30 | 株洲南方阀门股份有限公司 | Generating multifunctional self pressure-reducing valve and its control method |
| CN108679249A (en) * | 2018-06-11 | 2018-10-19 | 卢文标 | A kind of gate valve |
-
2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1087683A1 (en) * | 1983-01-19 | 1984-04-23 | Sevinyan Kim T | Windmill |
| CN201636404U (en) * | 2010-03-11 | 2010-11-17 | 河北安信燃气设备有限公司 | Gas pressure regulator for medium pressure gas distribution |
| CN102656386A (en) * | 2010-04-02 | 2012-09-05 | 萱场工业株式会社 | Leaf valve structure |
| CN102635495A (en) * | 2012-04-16 | 2012-08-15 | 江阴江顺精密机械零部件有限公司 | Automatic pitch-adjusting wind wheel |
| CN103670933A (en) * | 2012-09-11 | 2014-03-26 | 凌春林 | Wind collecting suspension type wind driven generator |
| CN204827552U (en) * | 2015-07-29 | 2015-12-02 | 华南理工大学 | Built -in power generation facility of gas line |
| CN106089548A (en) * | 2016-04-21 | 2016-11-09 | 杜建波 | A kind of decompressor of recyclable fluid energy |
| CN105822904A (en) * | 2016-04-27 | 2016-08-03 | 北京市燃气集团有限责任公司 | Power-generating and pressure-regulating device installed in gas pipeline |
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| CN107061163A (en) * | 2017-05-24 | 2017-08-18 | 南安市智德机械设备有限公司 | A kind of wind-driven generator with safety speed-limit function |
| CN107143691A (en) * | 2017-06-27 | 2017-09-08 | 广州华丰能源科技有限公司 | It is a kind of to utilize natural gas line built-in power generation to be used for the device for adjusting flow |
| CN107859779A (en) * | 2017-10-30 | 2018-03-30 | 株洲南方阀门股份有限公司 | Generating multifunctional self pressure-reducing valve and its control method |
| CN108679249A (en) * | 2018-06-11 | 2018-10-19 | 卢文标 | A kind of gate valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113898864A (en) * | 2021-09-18 | 2022-01-07 | 安庆船用电器有限责任公司 | High lubricating oil heater of security |
| CN113898864B (en) * | 2021-09-18 | 2022-11-04 | 安庆船用电器有限责任公司 | High lubricating oil heater of security |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111750113B (en) | 2022-04-05 |
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