CN112500870A - Piston position display device and pressure adjusting system of carbonization chamber - Google Patents
Piston position display device and pressure adjusting system of carbonization chamber Download PDFInfo
- Publication number
- CN112500870A CN112500870A CN202011334912.4A CN202011334912A CN112500870A CN 112500870 A CN112500870 A CN 112500870A CN 202011334912 A CN202011334912 A CN 202011334912A CN 112500870 A CN112500870 A CN 112500870A
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- Prior art keywords
- piston
- display device
- piston rod
- mounting cylinder
- cylinder
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1471—Guiding means other than in the end cap
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2838—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT with out using position sensors, e.g. by volume flow measurement or pump speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2846—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using detection of markings, e.g. markings on the piston rod
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
Abstract
The invention discloses a piston position display device and a pressure adjusting system of a carbonization chamber, which comprise an installation cylinder, a piston assembly and a display device, wherein the piston assembly comprises a piston rod which is movably installed in the installation cylinder along the vertical direction, and the lower end of the piston rod is used for extending into a gas collecting pipe; the display device is located between the mounting cylinder and the piston and used for displaying the position of the piston rod relative to the mounting cylinder. When the piston rod moves up and down, the display device can display the actual movement position of the piston rod relative to the mounting cylinder, so that the stroke of the piston assembly is visually displayed, and an operator can conveniently observe the stroke.
Description
Technical Field
The invention relates to the technical field of coking, in particular to a piston position display device and a pressure adjusting system of a coking chamber.
Background
The gas collecting pipe of the coke oven collects the raw coke oven gas generated by the coal combustion in all the coking chambers, the pressure in the pipe is an important coking process parameter, and the pressure is determined by the current actual pressure in each coking chamber of the coke oven.
The existing single carbonization chamber pressure regulation mode is realized by installing a regulating device outside a gas collecting pipe, and at different stages of technological requirements, a driving mechanism drives a piston assembly to move to different positions so as to achieve the aim of controlling the ammonia water level in a funnel cup, thereby realizing the aim of accurately regulating the pressure of the carbonization chamber. However, in the existing device, the piston assembly is arranged in the carbonization chamber, the state of the piston assembly cannot be accurately known, the observation of the equipment state at any time is not facilitated, and when the piston assembly breaks down, the piston assembly is not easy to be found, and the coking effect is influenced.
Disclosure of Invention
The invention mainly aims to provide a piston position display device and a pressure adjusting system of a carbonization chamber, aiming at visually displaying the stroke of a piston assembly so as to be convenient for an operator to observe.
To achieve the above object, the present invention provides a piston position display device including:
mounting the cylinder;
the piston assembly comprises a piston rod which is movably arranged in the mounting cylinder along the vertical direction, and the lower end of the piston rod is used for extending into the gas collecting pipe; and the number of the first and second groups,
and the display device is positioned between the mounting cylinder and the piston and is used for displaying the position of the piston rod relative to the mounting cylinder.
Optionally, the outer surface of the mounting cylinder is provided with an observation window, and the piston rod is at least partially exposed to the observation window.
Optionally, the display device includes a scale disposed on an outer surface of the mounting cylinder, and the scale extends in an up-down direction and is disposed corresponding to the observation window.
Optionally, the piston assembly further comprises an indicating block and a connecting rod, the connecting rod extends in the vertical direction, the lower end of the connecting rod is used for extending into the gas collecting pipe, the upper end and the lower end of the indicating block are respectively connected with the piston rod and the connecting rod, and the indicating block is exposed to the observation window to correspond to the scale.
Optionally, the mounting cylinder is made of a transparent material, a plurality of scale grooves are formed in the outer surface of the mounting cylinder, and the scale grooves are distributed at intervals from top to bottom.
Optionally, the display device includes a displacement sensor and a digital display meter, the displacement sensor is connected to the lower end of the piston rod for measuring the movement displacement of the piston rod, and the digital display meter is electrically connected to the displacement sensor for displaying the displacement measured by the displacement sensor.
Optionally, the piston position display device further comprises a controller, the controller is electrically connected with the displacement sensor and is used for controlling the coking process through the displacement of the piston rod.
Optionally, the display device comprises a scale provided on an outer surface of the mounting cylinder;
the display device includes:
the guide groove extends in the vertical direction and is arranged on the outer surface of the mounting cylinder, the guide groove is arranged corresponding to the scale, and a pointer moving in the vertical direction is arranged in the guide groove;
the guide rod is fixedly arranged on the piston rod;
the spring winding drum is arranged on the mounting drum; and the number of the first and second groups,
and the pull rope displacement sensor is positioned on the guide rod, and a pull rope of the pull rope displacement sensor is wound on the spring winding drum and is fixedly connected with the pointer.
The invention also provides a pressure regulating system of the carbonization chamber, which comprises a piston position display device, wherein the piston position display device comprises:
mounting the cylinder;
the piston assembly comprises a piston rod which is movably arranged in the mounting cylinder along the vertical direction, and the lower end of the piston rod is used for extending into the gas collecting pipe; and the number of the first and second groups,
and the display device is positioned between the mounting cylinder and the piston and is used for displaying the position of the piston rod relative to the mounting cylinder.
Optionally, the carbonization chamber pressure control system further comprises a fixing frame and a piston driving device, the fixing frame is located at the upper end of the mounting cylinder, the piston driving device comprises a piston driving cylinder arranged on the fixing frame, and a cylinder rod of the piston driving cylinder is arranged downwards to be connected with the piston rod.
Optionally, the carbonization chamber pressure control system further comprises a single carbonization chamber suspension adjustment assembly, the single carbonization chamber suspension adjustment assembly comprising:
the elastic connection structure comprises a connecting rod extending along the vertical direction, the upper end of the connecting rod is hung on the fixing frame, the lower end of the connecting rod is fixedly connected with the cylinder body of the piston driving cylinder, and the elastic connection structure further comprises a spring which is sleeved on the connecting rod and is positioned between the fixing frame and the cylinder body of the piston driving cylinder; and the number of the first and second groups,
and the elastic force adjusting structure is used for adjusting the distance between the fixed frame and the cylinder body of the piston driving cylinder so as to adjust the static compression amount of the spring.
According to the technical scheme, the piston rod is movably arranged in the mounting cylinder in the vertical direction, the lower end of the piston rod extends into the gas collecting pipe and is used for adjusting the pressure of the carbonization chamber, the display device is correspondingly arranged between the mounting cylinder and the piston rod, when the piston rod moves vertically, the display device can display the actual movement position of the piston rod relative to the mounting cylinder, and therefore the stroke of the piston assembly is visually displayed, and an operator can conveniently observe the stroke.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of a piston position display device according to an embodiment of the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if the present embodiment relates to a directional indication, the directional indication is only used to explain a relative positional relationship, a motion situation, and the like between components in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The gas collecting pipe of the coke oven collects the raw coke oven gas generated by the coal combustion in all the coking chambers, the pressure in the pipe is an important coking process parameter, and the pressure is determined by the current actual pressure in each coking chamber of the coke oven. The stability of the pressure of the gas collecting pipe is directly related to the quality of coke cake products and influences the quality of air over the coke oven. Once the pressure in the single coking chamber of the coke oven is overlarge, smoke dust, raw coal gas and harmful gas can escape from the oven door cover or the sealing part of the coking chamber, and the raw coal gas contains a large amount of components harmful to human bodies, so that the raw coal gas not only harms the health of workers on duty, but also pollutes the atmospheric environment around the coke oven. The existing single carbonization chamber pressure regulation mode is realized by installing a regulating device outside a gas collecting pipe, and the driving mechanism drives the piston assembly 2 to move to different positions in different stages of process requirements so as to control the ammonia water level in the funnel cup and realize the purpose of accurately regulating the carbonization chamber pressure. However, in the existing device, the piston assembly 2 is installed in the carbonization chamber, and the state of the piston assembly 2 cannot be accurately known, so that the device state can not be observed at any time, and the piston assembly 2 is not easy to find when failing, thereby affecting the coking effect.
In view of this, the present invention provides a piston position display device and a pressure adjustment system for a coking chamber, which is added with the display device to facilitate the observation of the piston assembly. Fig. 1 is an embodiment of a piston position display device provided by the present invention.
Referring to fig. 1, the piston position display device 100 includes a mounting cylinder 1, a piston assembly 2 and a display device, the piston assembly 2 includes a piston rod 21 movably mounted in the mounting cylinder 1 along the up-down direction, and the lower end of the piston rod 21 is used for extending into a gas collecting pipe; the display device is located between the mounting cylinder 1 and the piston, and the display device is used for displaying the position of the piston rod 21 relative to the mounting cylinder 1.
According to the technical scheme, the piston rod 21 is movably arranged in the mounting cylinder 1 in the vertical direction, the lower end of the piston rod extends into the gas collecting pipe and is used for adjusting the pressure of the carbonization chamber, and the display device is correspondingly arranged between the mounting cylinder 1 and the piston rod 21, so that when the piston rod 21 moves vertically, the display device can display the actual movement position of the piston rod 21 relative to the mounting cylinder 1, and the stroke of the piston assembly 2 is visually displayed, and an operator can conveniently observe the stroke.
Further, in an embodiment of the present invention, the outer surface of the mounting cylinder 1 is provided with a viewing window, and the piston rod 21 is at least partially exposed to the viewing window. Through the observation of piston rod 21 is carried out to the observation window, specifically, can the surface of installation section of thick bamboo 1 sets up the recess, then covers the setting through transparent plastic film to be convenient for audio-visual observation when guaranteeing the gas tightness the state of piston rod 21 in the installation section of thick bamboo 1.
Specifically, in order to correspond the state of the piston rod 21 to the pressure adjustment, the display device includes a scale provided on the outer surface of the mounting tube 1, the scale extending in the vertical direction and being provided corresponding to the observation window. The scale is provided with corresponding percentage scales, the percentage scales correspond to pressure adjusting intervals when the piston rod 21 moves to corresponding positions, and the scale can be replaced according to actual adjusting conditions of various parameters of equipment.
The piston rod 21 needs to extend into the gas collecting pipe to regulate and control gas pressure in a water seal mode, so that the size design of the piston rod 21 needs to be determined according to the length between the upper end of the mounting cylinder 1 and the gas collecting pipe, the size process is not easy to drive, the processing is difficult, and the eccentricity problem is easy to occur. The piston rod 21 and the connecting rod 23 are connected together by the indicating block 22 serving as an intermediate structure, so that the length requirement is met, the position of the indicating block 22 relative to the piston rod 21 is determined and is easier to find when observed, and therefore, the indicating block can be used as a reference piece, and the relative position of the indicating block 22 and the mounting barrel 1 can be clearly reflected by the scale, so that the motion state of the piston rod 21 is indirectly reflected.
In addition to the above embodiments, a pointer mark may be directly added to a part of the piston rod, and the judgment may be performed by a value corresponding to the scale on the pointer mark and the scale on the scale.
In other embodiments of the present invention, the mounting cylinder 1 is made of a transparent material, the outer surface of the mounting cylinder 1 is provided with a plurality of scale grooves 31, and the scale grooves 31 are distributed at intervals along the vertical direction. The installation cylinder 1 is directly made of transparent materials, subsequent processing steps are saved, the scale grooves 31 are directly processed on the installation cylinder 1, independent assembly is not needed, the cost is low, and the installation cylinder 1 which is transparent enables an operator to observe the movement of the piston rod 21 in the installation cylinder from any angle.
Specifically, in this embodiment, 0 to 64% is an adjustable interval, the corresponding carbonization process is coking, 64% corresponds to a completely closed state, the corresponding carbonization process is pushing coke, 100% corresponds to a completely open state, and the corresponding carbonization process is charging carbon.
In another embodiment of the present invention, the display device includes a displacement sensor and a digital display meter, the displacement sensor is connected to the lower end of the piston rod 21 for measuring the movement displacement of the piston rod 21, and the digital display meter is electrically connected to the displacement sensor for displaying the displacement measured by the displacement sensor. The displacement sensor and the digital display meter are matched, so that the measurement is more accurate.
Moreover, based on the above-mentioned embodiment, can assemble on this basis observation window with the design of scale, can enough audio-visual observation the position of piston rod 21, can pass through again the actual distance that displacement sensor surveyed compares, the regulation of being convenient for, can correct each other again simultaneously, prevents to appear the mistake.
In the present invention, the piston position display device 100 further comprises a controller electrically connected to the displacement sensor for controlling the coking process by the displacement of the piston rod 21. The controller is connected with all the parts to perform segmented control, manual operation is not needed, when the preset displacement is reached, the displacement sensor transmits an electric signal to the controller, and the controller controls other parts to regulate and control, so that the aim of accurately regulating the pressure of the carbonization chamber is fulfilled.
In other embodiments of the present invention, the display device includes a scale provided on an outer surface of the mounting cylinder 1; the display device comprises a guide groove, a guide rod, a spring winding drum and a pull rope displacement sensor: the guide groove extends up and down and is arranged on the outer surface of the mounting cylinder 1, the guide groove is arranged corresponding to the scale, and a pointer moving up and down is arranged in the guide groove; the guide rod is fixedly arranged on the piston rod 21; the spring winding drum is arranged on the mounting drum 1; the pull rope displacement sensor is positioned on the guide rod, and a pull rope of the pull rope displacement sensor is wound on the spring winding drum and is fixedly connected with the pointer. Specifically, the piston rod 21 moves up and down to drive the guide rod to move synchronously, and at the moment, the pull rope of the pull rope displacement sensor is under the stretching action to tighten the side end on the spring winding drum, so that the pointer is driven to move up and down relative to the guide groove, and under the action of the spring winding drum, the pull rope is always in a tightened state and cannot interfere with the movement of the piston rod 21.
Specifically, the scale groove 31 may be designed at a position on the peripheral side of the guide groove, and the pointer may display the stroke position of the piston rod 21 in real time according to the scale of the scale groove 31.
The invention also provides a pressure adjusting system for a carbonization chamber, which comprises the piston position display device 100, and the pressure adjusting system for the carbonization chamber comprises all the technical characteristics of the piston position display device 100, so that the pressure adjusting system also has the technical effects brought by all the technical characteristics, and the details are not repeated herein.
Further, the carbonization chamber pressure control system further comprises a fixing frame 200 and a piston driving device, wherein the fixing frame 200 is located at the upper end of the mounting cylinder 1, the piston driving device comprises a piston driving cylinder 300 arranged on the fixing frame 200, and a cylinder rod of the piston driving cylinder 300 is arranged downwards to be connected with the piston rod. The piston driving device drives the piston rod 21 to move up and down.
The carbonization chamber pressure control system further comprises a single carbonization chamber suspension adjusting assembly, the single carbonization chamber suspension adjusting assembly comprises an elastic connecting structure and an elastic force adjusting structure, the elastic connecting structure comprises a connecting rod 23 extending along the vertical direction, the upper end of the connecting rod 23 is hung on the fixing frame 200, the lower end of the connecting rod 23 is fixedly connected to the cylinder body of the piston driving cylinder 300, and the elastic connecting structure further comprises a spring which is sleeved on the connecting rod 23 and is positioned between the fixing frame 200 and the cylinder body of the piston driving cylinder 300; the elastic force adjusting structure is used for adjusting the distance between the fixing frame 200 and the cylinder body of the piston driving cylinder 300, so as to adjust the static compression amount of the spring. The compression amount of the spring is adjusted through the elasticity adjusting structure, so that the impact of the piston driving cylinder 300 is better absorbed, the piston driving cylinder 300 is stabilized, and the pressure of the carbonization chamber is accurately adjusted.
The invention does not limit the specific form of the elastic force adjusting structure, and the compression amount of the spring can be adjusted by matching threads or matching a protrusion and a groove, and the description is omitted here.
Moreover, carbomorphism room pressure governing system still includes the pneumatic unit assembled cabinet of pressure control, the quick trip valve of aqueous ammonia, rising pipe cap cylinder, piston drive actuating cylinder, minute pressure transmitter, valve positioner etc. the inside gas circuit of the pneumatic unit assembled cabinet of pressure control adopts valve plate integration and the cooperation of the long-lived type gas accuse valve of high efficiency that has mechanical seal, the gas circuit is highly integrated, the reaction is rapid, the operating efficiency is high, the built-in governing valve structure of valve piece makes the gas circuit simplify more, application stainless steel box and full stainless steel pipe fitting, add adaptability and the durability of protecting gas accuse cabinet in adverse circumstances. Make equipment fixing and debugging, routine maintenance and overhaul of the equipments more convenient, when quick trip valve sent out the instruction of pushing coke when the system according to the manual operation instruction of gas-operated cabinet or remote control, the completion was opened the valve and is made the aqueous ammonia pour into the stationary cup fast, forms the high water level fast, seals the gas channel of tedge and gas collecting pipe. The ascending pipe cover cylinder drives the ascending pipe cover to open and close according to a programmable control instruction during manual operation or remote control of the pneumatic control cabinet. The piston driving cylinder drives the stroke action of the mechanical device according to the programmable control instruction during manual operation or remote control of the pneumatic control cabinet. And the pressure transmitter measures the pressure of the raw coke oven gas in the ascending pipe in real time and takes the pressure as the regulated quantity controlled by the system. In the automatic mode of the valve positioner, the current signal of the programmable controller is converted into a pneumatic signal to drive the piston rod 21 to be accurately controlled within a certain stroke range, and the water level of the fixed cup is adjusted to achieve the purpose of adjusting the pressure of the carbonization chamber.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A piston position display device, comprising:
mounting the cylinder;
the piston assembly comprises a piston rod which is movably arranged in the mounting cylinder along the vertical direction, and the lower end of the piston rod is used for extending into the gas collecting pipe; and the number of the first and second groups,
and the display device is positioned between the mounting cylinder and the piston and is used for displaying the position of the piston rod relative to the mounting cylinder.
2. The piston position display device of claim 1 wherein said mounting cylinder has a viewing window in an outer surface thereof, said piston rod being at least partially exposed to said viewing window.
3. The piston position display device according to claim 2, wherein the display device includes a scale provided on an outer surface of the mounting cylinder, the scale extending in an up-down direction and being provided corresponding to the observation window.
4. The piston position display device according to claim 3, wherein the piston assembly further comprises an indicating block and a connecting rod, the connecting rod extends in the up-down direction, and the lower end of the connecting rod is used for extending into the gas collecting pipe, the upper end and the lower end of the indicating block are respectively connected with the piston rod and the connecting rod, and the indicating block is exposed to the observation window so as to correspond to the scale.
5. The piston position display device of claim 1, wherein the mounting cylinder is made of a transparent material, and a plurality of scale grooves are formed in the outer surface of the mounting cylinder and are distributed at intervals in the vertical direction.
6. The piston position display device according to claim 1, wherein the display device comprises a displacement sensor and a digital display meter, the displacement sensor is connected with the lower end of the piston rod and used for measuring the movement displacement of the piston rod, and the digital display meter is electrically connected with the displacement sensor and used for displaying the displacement measured by the displacement sensor.
7. The piston position display device of claim 6, further comprising a controller electrically connected to the displacement sensor for controlling the coking process by the amount of displacement of the piston rod.
8. The piston position display device of claim 1, wherein said display device comprises a scale provided on an outer surface of said mounting cylinder;
the display device includes:
the guide groove extends in the vertical direction and is arranged on the outer surface of the mounting cylinder, the guide groove is arranged corresponding to the scale, and a pointer moving in the vertical direction is arranged in the guide groove;
the guide rod is fixedly arranged on the piston rod;
the spring winding drum is arranged on the mounting drum; and the number of the first and second groups,
and the pull rope displacement sensor is positioned on the guide rod, and a pull rope of the pull rope displacement sensor is wound on the spring winding drum and is fixedly connected with the pointer.
9. A carbonization chamber pressure regulation system comprising a piston position display device according to any one of claims 1 to 8.
10. A carbonization chamber pressure regulation system as defined in claim 9, further comprising a mount located at the upper end of the mounting tube and a piston drive device comprising a piston drive cylinder disposed on the mount, the piston drive cylinder having a cylinder rod disposed downwardly for connection to the piston rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334912.4A CN112500870A (en) | 2020-11-24 | 2020-11-24 | Piston position display device and pressure adjusting system of carbonization chamber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334912.4A CN112500870A (en) | 2020-11-24 | 2020-11-24 | Piston position display device and pressure adjusting system of carbonization chamber |
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| CN112500870A true CN112500870A (en) | 2021-03-16 |
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| CN202011334912.4A Pending CN112500870A (en) | 2020-11-24 | 2020-11-24 | Piston position display device and pressure adjusting system of carbonization chamber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114771729A (en) * | 2022-04-08 | 2022-07-22 | 中船黄埔文冲船舶有限公司 | Hatch cover |
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| CN201437533U (en) * | 2009-07-14 | 2010-04-14 | 武汉钢铁(集团)公司 | Pressure regulating device for coking chamber of coke oven |
| CN104567770A (en) * | 2014-12-29 | 2015-04-29 | 一重集团大连设计研究院有限公司 | Hydraulic cylinder stroke display device |
| CN109837101A (en) * | 2019-04-10 | 2019-06-04 | 武汉铂睿工程技术有限公司 | Single carbonization chamber adjusts gas collecting tube external mechanical water seal regulating device |
| CN209433253U (en) * | 2019-04-10 | 2019-09-24 | 武汉铂睿工程技术有限公司 | Single carbonization chamber adjusts inner piston jacket layer water level control apparatus |
| CN209797846U (en) * | 2019-04-10 | 2019-12-17 | 武汉铂睿工程技术有限公司 | Single carbomorphism room regulation mechanical equipment linkage |
| CN111073668A (en) * | 2020-03-02 | 2020-04-28 | 湖南千盟智能信息技术有限公司 | Automatic pressure control device for single carbonization chamber and control method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114771729A (en) * | 2022-04-08 | 2022-07-22 | 中船黄埔文冲船舶有限公司 | Hatch cover |
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Application publication date: 20210316 |