CN112577677A - Natural gas leakage detector and detection method thereof - Google Patents
Natural gas leakage detector and detection method thereof Download PDFInfo
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- CN112577677A CN112577677A CN202110027316.XA CN202110027316A CN112577677A CN 112577677 A CN112577677 A CN 112577677A CN 202110027316 A CN202110027316 A CN 202110027316A CN 112577677 A CN112577677 A CN 112577677A
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- rotating shaft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/182—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for tubes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/002—Investigating fluid-tightness of structures by using thermal means
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Abstract
The invention discloses a natural gas leakage detector and a detection method thereof, wherein the device comprises a main pipeline, a control box and a cooking bench, a first shell is fixedly arranged at the outer side position of the right end of the main pipeline in a surrounding mode, a cavity is horizontally formed in the upper end position of the interior of the first shell, a first rubber ring is horizontally and fixedly arranged at the interior position of the cavity, and a first rotating shaft is movably inserted into the right end position of the main pipeline. When the natural gas flow detection module detects that natural gas flows, data are transmitted to the inside of the control box, natural gas is ignited to enable the temperature of the cooking bench to be increased, then the control box starts the timing module, the temperature detection module is started regularly to detect the temperature of the cooking bench, if the detected temperature result is higher than a threshold value, the equipment is in a normal operation state, if the detected temperature of the temperature detection module is lower than the threshold value, the flame at the upper end of the cooking bench is extinguished, and therefore the control box starts the alarm module to give an alarm, and therefore the safety problem caused by the fact that the flame is extinguished normally used is solved.
Description
Technical Field
The invention relates to the field of natural gas equipment, in particular to a natural gas leakage detector and a detection method thereof.
Background
The natural gas refers to all gases naturally existing in nature, including gases formed in various natural processes in an atmospheric space, a water space and a rock space (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like); the definition of "natural gas" which has been common for a long time is a narrow definition from the energy point of view, and refers to a mixture of hydrocarbon and non-hydrocarbon gases which are naturally trapped in the formation. In petrogeology, oil field gas and gas field gas are commonly referred to. The composition is mainly hydrocarbon and contains non-hydrocarbon gas.
The existing natural gas needs to be conveyed by a pipeline when used at home and then is cooked by a cooking bench, but the existing natural gas has the following defects when used:
1. the existing natural gas is required to open a valve when in use and close the valve when in idle to prevent natural gas leakage, the valve is aged and is easy to leak when in long-term use, the existing leakage alarm equipment is carried out through an inductor, alarm work can be carried out when the leakage exceeds a certain concentration, the timeliness is poor, and the alarm is not timely;
2. when the existing natural gas is used, part of users leave the position of a cooking range after a cooking range is opened, if the flame of the cooking range is extinguished and cannot be found in time, the natural gas can leak through the position of the cooking range, and great potential safety hazards are generated;
3. current natural gas top of a kitchen range generally is the marble material, and itself is heavier to the natural gas hose position is located top of a kitchen range lower extreme position, need lift up when the pipeline needs to be changed and dismantles the top of a kitchen range, and stretches into top of a kitchen range side gap position with the hand position during current dismantlement mode, then holds and carries out the lifting, very easily extrudees the damage operating personnel finger position, so the above-mentioned problem is solved to urgent needs a device.
Disclosure of Invention
The present invention is directed to a natural gas leakage detector and a detection method thereof, which solve the problems of the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme: a natural gas leakage detector comprises a main pipeline, a control box and a cooking bench, wherein a first shell is fixedly arranged at the outer side position of the right end of the main pipeline in a surrounding manner, a cavity is horizontally arranged at the upper end position in the first shell, a first rubber ring is fixedly bonded at the position in the cavity in a horizontal manner, a first rotating shaft is movably and alternately arranged at the position of the right end of the main pipeline, the upper end position of the first rotating shaft vertically penetrates through the central position of the first rubber ring and then movably extends to the upper end position of the first shell, a rotating wheel is fixedly welded at the upper end position of the first rotating shaft and is convenient to rotate the first rotating shaft, a first transmission gear is fixedly arranged at the outer end position of the first rotating shaft in a surrounding manner, a second rotating shaft is movably mounted at the left end position of the main pipeline in a, a first transmission chain is arranged between the first transmission gear and the second transmission gear in a surrounding mode, the first transmission chain is convenient for linking the first transmission gear and the second transmission gear, a sealing plate is fixedly welded at the outer end position of the first rotating shaft and is convenient for sealing a main pipeline, a fixing mechanism is arranged at the upper end position of the second transmission gear, a third rotating shaft is movably inserted and arranged at the left end position of the main pipeline, a third shell is fixedly welded at the upper end position of the main pipeline, the upper end position of the third rotating shaft movably penetrates through the central position of the third shell, a second rubber ring is fixedly bonded at the central position in the third shell in a horizontal bonding mode, the third rotating shaft movably penetrates through the central position of the second rubber ring, a plurality of wind gathering plates are fixedly welded at the outer end position of the third rotating shaft in a surrounding mode, and a rotating disc is fixedly welded, the device is characterized in that a support frame is fixedly welded at the left side end position of the third shell, a storage battery is fixedly arranged at the left side end position of the support frame, a protective cover is fixedly welded at the right side end position of the support frame, the upper end position of a third rotating shaft movably penetrates through the central position at the upper end of the protective cover, a buzzer is fixedly arranged at the upper end position of the third rotating shaft, a conducting ring is fixedly embedded at the inner end position of the protective cover, the conducting ring is electrically connected with the storage battery, a hollow rod is fixedly welded at the upper end position of the third rotating shaft vertically, a movable block is movably clamped at the inner position of the hollow rod, a second movable rod is fixedly welded at the central position at the upper end of the movable block vertically and slides up and down along the inner part of the hollow rod, and a second spring, the device is characterized in that a conductive ball is fixedly welded at the upper end position of the second movable rod, a power line is fixedly arranged at the lower end position of the conductive ball in a winding manner, the lower end position of the power line penetrates through the central position of the second movable rod, then penetrates through the central position of the hollow rod, and finally is electrically connected with a buzzer, a sliding mechanism is arranged at the outer end position of the third rotating shaft, a cooking range is fixedly arranged at the upper end position of the cooking range, a starting switch is fixedly arranged at the upper end position of the cooking range, a hose is fixedly connected between the cooking range and the right side end of the main pipeline, lifting mechanisms are arranged at the two side end positions of the cooking range, a warning mechanism is arranged at the outer side position of the cooking range, and natural gas flow at the inner position of the main pipeline can be caused if the main pipeline leaks when the device is, thereby make the second movable rod rotate to produce centrifugal force, make the second movable rod remove along hollow rod, make the second spring stretched, make electrically conductive ball outside end position contact conducting ring, thereby make the bee calling organ intercommunication report to the police, thereby conveniently in time report to the police work.
Preferably, slide mechanism includes ball, resettlement groove and abrasionproof coating, third pivot outside position encircles and paints and be provided with the abrasionproof coating, the resettlement groove has been seted up at third casing internal position in the third pivot outside, resettlement inslot position activity joint is provided with the ball, ball medial extremity position is hugged closely in abrasionproof coating outside position, utilizes the ball to change third pivot and third casing hookup location into rolling friction when using to make things convenient for the rotation work of third pivot, prevent that the too big third pivot that causes of frictional force from rotating the inflexible problem and appearing.
Preferably, the warning mechanism comprises a control box, an alarm module, a timing module, an airflow detection module and a temperature detection module, the control box is fixedly arranged at the lower end of the main pipeline, the alarm module is connected at the output end of the control box, the alarm module is fixedly arranged at the central position of the lower end of the cooking bench, the temperature detection module is connected at the output end of the control box, the airflow detection module is connected at the input end of the control box, the timing module is connected at the output end of the control box, the airflow detection module is fixedly arranged at the right side position inside the main pipeline, the temperature detection module is fixedly arranged at the front end of the cooking bench, the temperature threshold value set inside the temperature detection module is 40 ℃, and when the airflow detection module is used normally, the data is transmitted into the control box when the airflow detection module detects the flow of natural gas, and the natural gas is ignited to improve the temperature of the cooking bench, then the control box starts the timing module, the timing temperature detection module is started to detect the temperature of the cooking bench, if the detection temperature result is higher than a threshold value, the equipment is in a normal operation state, and if the detection temperature of the temperature detection module is lower than the threshold value, the flame at the upper end of the cooking bench is extinguished, so that the control box starts the alarm module to alarm, and the safety problem caused by the fact that the flame is extinguished normally is prevented.
Preferably, the lifting mechanism comprises a groove body, a sliding block, a third transmission gear, a second transmission chain, a connecting rod, a rubber pad, a vertical rod and a rotating shaft, the groove body is arranged at the two side end positions of the cooking bench, the rotating shaft is movably and alternately arranged at the central position in the groove body, an operating block is fixedly welded at the upper end position of the rotating shaft, the rotating shaft is convenient to rotate by the operating block, the sliding block is fixedly welded at the outer side end surface position of the rotating shaft, the sliding block is movably clamped and arranged at the inner position of the cooking bench, so that the rotating shaft can rotate around the central shaft of the rotating shaft and can be prevented from moving up and down, the vertical rod is alternately arranged at the lower end position of the rotating shaft through a thread, the rubber pad is fixedly bonded at the lower end position of the, the position encircles and is provided with second drive chain between the third drive gear, the user rotates the axis of rotation through the operation piece when the top of a kitchen range needs the lifting, and because the connecting rod is connected fixedly, make vertical pole unable rotate, thereby make vertical pole along axis of rotation downstream under the screw thread effect, and through the axis of rotation of third drive gear linkage both sides, drive rubber pad downstream when vertical pole downstream, until contact bottom position, then continue to rotate and can lift the top of a kitchen range position, need not the user and stuff in the top of a kitchen range gap position with the hand position, thereby prevent that the hand position from being hindered by the clamp.
Preferably, the fixing mechanism comprises a second shell, an arc block, an anti-slip pad, a first movable rod, a sliding groove and a first spring, the second shell is fixedly welded at the upper end of the second transmission gear, the sliding groove is horizontally formed at the central position of the second shell, the first movable rod is movably clamped and arranged at the inner position of the sliding groove, the first movable rod slides left and right along the sliding groove, the first spring is fixedly connected between the right side of the first movable rod and the right side end of the inner part of the sliding groove, the arc block is fixedly welded at the left end position of the first movable rod, the anti-slip pad is fixedly embedded at the left end position of the arc block, a user rotates a first rotating shaft through a rotating wheel to drive the sealing plate to rotate, so that the sealing plate is in a state of a sealed main pipeline, the first rotating shaft drives the first transmission gear to rotate at the moment and is linked with the second transmission, make second drive gear drive second pivot and rotate, thereby make the second casing rotate to right side end position, guarantee the rotatability of carousel, when first pivot drive closing plate rotates to the open mode, the second casing rotates to left side end position this moment, make the left slipmat of arc piece extrude the carousel, thereby make first movable rod slide to the right side along the spout, and extrude first spring to compression state, utilize the fixed carousel position of first spring elasticity, thereby the closed condition of bee calling organ when guaranteeing normal use.
Preferably, the inner diameter of the first rubber ring is smaller than the outer diameter of the first rotating shaft.
Preferably, the storage battery is a lithium battery.
Preferably, the inner diameter of the second rubber ring is smaller than the outer diameter of the third rotating shaft.
A detection method of a natural gas leakage detector specifically comprises the following steps:
the first step is as follows: when the device is idle, a user rotates the first rotating shaft through the rotating wheel to drive the sealing plate to rotate, so that the sealing plate is in a state of sealing the main pipeline, the first rotating shaft drives the first transmission gear to rotate, the second transmission gear is linked with the second transmission gear through the first transmission chain, the second transmission gear drives the second rotating shaft to rotate, the second shell is rotated to the right side end position, the rotatability of the rotating disc is ensured, natural gas airflow at the inner position of the main pipeline can flow due to leakage of the main pipeline, the third rotating shaft is driven to rotate through the wind gathering plate, the rotating disc is rotated, the hollow rod is driven to rotate, the second movable rod is rotated and generates centrifugal force, the second movable rod moves along the hollow rod, the second spring is stretched, the outer side end position of the conductive ball is contacted with the conductive ring, the buzzer is communicated to alarm, and therefore, the alarm work can be conveniently, when the first rotating shaft drives the sealing plate to rotate to the opening state, the second shell rotates to the position of the left side end, the sliding-proof pad on the left side of the arc-shaped block extrudes the rotating disc, the first movable rod slides to the right side along the sliding groove, the first spring is extruded to the compression state, the position of the rotating disc is fixed by the aid of elastic force of the first spring, and the closing state of the buzzer during normal use is guaranteed
The second step is that: when the gas flow detection device is normally used, the gas flow detection module detects that natural gas flows, data are transmitted to the inside of the control box, natural gas is ignited to enable the temperature of a cooking bench to be increased, then the control box starts the timing module, the temperature detection module is started regularly to detect the temperature of the cooking bench, if the detection temperature result is higher than a threshold value, the device is in a normal operation state, if the detection temperature of the temperature detection module is lower than the threshold value, the flame at the upper end of the cooking bench is extinguished, and therefore the control box starts the alarm module to give an alarm, and therefore safety problems caused by normally used flame extinguishment are prevented;
the third step: the user rotates the axis of rotation through the operation piece when the top of a kitchen range needs the lifting, and because the connecting rod is connected fixedly, make vertical pole unable rotation, thereby make vertical pole move down along the axis of rotation under the screw thread effect, and through the axis of rotation of third drive gear linkage both sides, drive the rubber pad and move down when vertical pole moves down, until contact bottom position, then continue to rotate and can lift the top of a kitchen range position, need not the user and fill in the top of a kitchen range gap position with the hand position, thereby prevent that the hand position from being hindered by the clamp.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention drives the sealing plate to rotate by rotating the first rotating shaft through the rotating wheel, so that the sealing plate is in a state of sealing the main pipeline, at the moment, the first rotating shaft drives the first transmission gear to rotate, and the second transmission gear is linked through the first transmission chain, so that the second transmission gear drives the second rotating shaft to rotate, thereby the second shell rotates to the right end position, the rotation of the turntable is ensured, the leakage of the main pipeline can cause the natural gas flow at the inner position of the main pipeline to flow, thereby driving the third rotating shaft to rotate through the wind-gathering plate, leading the rotating disc to rotate, and further driving the hollow rod to rotate, thereby rotating the second movable bar and generating a centrifugal force, so that the second movable bar moves along the hollow bar, the second spring is stretched, so that the outer end of the conductive ball is in contact with the conductive ring, the buzzer is communicated to give an alarm, and the alarm can be conveniently and timely given out;
2. when the natural gas flow detection module is used normally, data are transmitted to the inside of the control box when the natural gas flow detection module detects that natural gas flows, the natural gas is ignited to enable the temperature of the cooking bench to be increased, then the control box starts the timing module, the temperature detection module is started regularly to detect the temperature of the cooking bench, if the detection temperature result is higher than a threshold value, the equipment is in a normal operation state, if the detection temperature of the temperature detection module is lower than the threshold value, the flame at the upper end of the cooking bench is extinguished, and therefore the control box starts the alarm module to give an alarm, and therefore the safety problem caused by the fact that the flame is extinguished in normal;
3. according to the invention, when the cooking bench needs to be lifted, a user rotates the rotating shaft through the operation block, and the connecting rod is fixedly connected, so that the vertical rod cannot rotate, the vertical rod moves downwards along the rotating shaft under the action of the threads, the rotating shafts on two sides are linked through the third transmission gear, the rubber pad is driven to move downwards when the vertical rod moves downwards until the vertical rod contacts the bottom end position, then the cooking bench can be lifted up by continuing rotating, the hand position does not need to be plugged into the seam position of the cooking bench by the user, and the hand position is prevented from being damaged by clamping.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a natural gas leak detector according to the present invention;
FIG. 2 is a schematic structural diagram of a warning mechanism in a natural gas leakage detector according to the present invention;
FIG. 3 is a schematic structural diagram of a fixing mechanism in a natural gas leakage detector according to the present invention;
FIG. 4 is a top view of a wind collecting plate in the natural gas leakage detector according to the present invention;
FIG. 5 is an enlarged view of A2 shown in FIG. 1;
FIG. 6 is an enlarged view of A3 shown in FIG. 3;
fig. 7 is an enlarged schematic structural diagram of a1 shown in fig. 1 according to the present invention.
In the figure: 1. a main pipeline; 2. a control box; 3. a first housing; 4. a first rotating shaft; 5. a sealing plate; 6. a hose; 7. an airflow detection module; 8. a cavity; 9. a first rubber ring; 10. a rotating wheel; 11. a first drive gear; 12. a first drive chain; 13. a second transmission gear; 14. a second rotating shaft; 15. a third rotating shaft; 16. a wind-collecting plate; 17. a third housing; 18. a storage battery; 19. a support frame; 20. a second rubber ring; 21. a buzzer; 22. a placing groove; 23. a ball bearing; 24. a protective cover; 25. a turntable; 26. a cooking bench; 27. a cooking range; 28. starting a switch; 29. an alarm module; 30. a temperature detection module; 31. a timing module; 32. an anti-wear coating; 33. conducting rings; 34. a second housing; 35. an arc-shaped block; 36. a non-slip mat; 37. a chute; 38. a first movable bar; 39. a first spring; 40. a hollow shaft; 41. a movable block; 42. a second movable bar; 43. a conductive ball; 44. a second spring; 45. a power line; 46. a trough body; 47. a rotating shaft; 48. a third transmission gear; 49. a second drive chain; 50. a vertical rod; 51. a rubber pad; 52. a connecting rod; 53. a sliding mechanism; 54. a lifting mechanism; 55. a warning mechanism; 56. a fixing mechanism; 57. a slider; 58. and an operation block.
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.
Referring to fig. 1-7, the present invention provides a technical solution: a natural gas leakage detector comprises a main pipeline 1, a control box 2 and a cooking bench 26, wherein a first shell 3 is fixedly arranged at the outer side position of the right end of the main pipeline 1 in a surrounding mode, a cavity 8 is horizontally arranged at the upper end position inside the first shell 3, a first rubber ring 9 is fixedly bonded at the inner position of the cavity 8 in a horizontal bonding mode, a first rotating shaft 4 is movably arranged at the right end position of the main pipeline 1 in a penetrating mode, the upper end position of the first rotating shaft 4 vertically penetrates through the center position of the first rubber ring 9 and then movably extends to the upper end position of the first shell 3, the inner diameter of the first rubber ring 9 is smaller than the outer diameter of the first rotating shaft 4, a rotating wheel 10 is fixedly welded at the upper end position of the first rotating shaft 4, the rotating wheel 10 is convenient for rotating the first rotating shaft 4, a first transmission gear 11 is fixedly arranged at the outer end position of the first rotating shaft 4 in a surrounding mode, a second transmission gear 13 is horizontally and fixedly welded at the upper end position of the second rotating shaft 14, a first transmission chain 12 is arranged between the first transmission gear 11 and the second transmission gear 13 in a surrounding manner, the first transmission chain 12 is convenient for linking the first transmission gear 11 with the second transmission gear 13, a sealing plate 5 is fixedly welded at the outer end position of the first rotating shaft 4, the sealing plate 5 is convenient for sealing the main pipeline 1, a fixing mechanism 56 is arranged at the upper end position of the second transmission gear 13, a third rotating shaft 15 is movably inserted at the left end position of the main pipeline 1, a third shell 17 is fixedly welded at the upper end position of the main pipeline 1, the upper end position of the third rotating shaft 15 movably penetrates through the central position of the third shell 17, a second rubber ring 20 is fixedly bonded at the central position in the third shell 17 in a horizontal manner, and the third rotating shaft 15 movably penetrates through the central position of the second rubber ring 20, the inner diameter of the second rubber ring 20 is smaller than the outer diameter of the third rotating shaft 15, a plurality of wind-gathering plates 16 are arranged at the position of the outer side end of the third rotating shaft 15 in a surrounding welding manner, a rotating disc 25 is arranged at the position of the outer side end of the third rotating shaft 15 in a surrounding welding manner, a supporting frame 19 is arranged at the position of the left side end of the third shell 17 in a surrounding welding manner, a storage battery 18 is arranged at the position of the left side end of the supporting frame 19 in a fixed manner, the storage battery 18 is a lithium battery, a protective cover 24 is arranged at the position of the right side end of the supporting frame 19 in a welding manner, the upper end of the third rotating shaft 15 movably penetrates through the central position of the upper end of the protective cover 24 in a movable manner, a buzzer 21 is arranged at the position of the upper end of the third rotating, the hollow rod 40 is movably clamped and provided with a movable block 41, the central position of the upper end of the movable block 41 is vertically welded and fixed with a second movable rod 42, the second movable rod 42 slides up and down along the inside of the hollow rod 40, a second spring 44 is fixedly connected between the lower end of the movable block 41 and the bottom end of the inside of the hollow rod 40, the upper end of the second movable rod 42 is fixedly welded and provided with a conductive ball 43, the lower end of the conductive ball 43 is fixedly wound and provided with a power cord 45, the lower end of the power cord 45 passes through the central position of the second movable rod 42, then passes through the central position of the hollow rod 40 and is finally electrically connected with a buzzer 21, the outer end of the third rotating shaft 15 is provided with a sliding mechanism 53, the upper end of the cooking bench 26 is fixedly provided with a cooking range 27, and the upper end of the cooking bench 26 is fixedly provided with a starting switch, position fixed connection is provided with hose 6 between top of a kitchen range 26 and the 1 right side end of trunk line, top of a kitchen range 26 both sides position is provided with lifting mechanism 54, top of a kitchen range 26 outside position is provided with warning mechanism 55, if trunk line 1 leaks when idle then can lead to 1 inside position natural gas air current of trunk line to flow, thereby drive third pivot 15 through gathering aerofoil 16 and rotate, make carousel 25 rotate, thereby drive hollow rod 40 and rotate, thereby make second movable rod 42 rotate, and produce centrifugal force, make second movable rod 42 remove along hollow rod 40, make second spring 44 stretched, make electrically conductive ball 43 outside end position contact conducting ring 33, thereby make bee calling organ 21 intercommunication report to the police, thereby conveniently in time report to the police work.
The warning mechanism 55 comprises a control box 2, an alarm module 29, a timing module 31, an airflow detection module 7 and a temperature detection module 30, wherein the control box 2 is fixedly arranged at the lower end of a main pipeline 1, the alarm module 29 is fixedly arranged at the output end of the control box 2, the alarm module 29 is fixedly arranged at the central position of the lower end of a cooking bench 26, the temperature detection module 30 is fixedly arranged at the output end of the control box 2, the airflow detection module 7 is arranged at the input end of the control box 2, the timing module 31 is arranged at the output end of the control box 2, the airflow detection module 7 is fixedly arranged at the right end of the main pipeline 1, the temperature detection module 30 is fixedly arranged at the front end of the cooking bench 26, the temperature detection module 30 is internally provided with a temperature threshold of 40 ℃, and when in normal use, airflow detection module 7 detects inside data transmission to control box 2 when the natural gas air current flows, and the natural gas is igniteed and is made the top of a kitchen range 26 temperature promote, later control box 2 starts timing module 31, regularly start temperature detection module 30 and detect the top of a kitchen range 26 temperature, if the detection temperature result is higher than the threshold then equipment is normal operating condition, if temperature detection module 30 detects that the temperature is less than the threshold, then explain that top of a kitchen range 26 upper end flame is extinguish, thereby control box 2 starts alarm module 29 and reports to the police, thereby prevent that the safety problem that the normal use flame extinguishes and cause.
The lifting mechanism 54 comprises a groove body 46, a sliding block 57, a third transmission gear 48, a second transmission chain 49, a connecting rod 52, a rubber pad 51, a vertical rod 50 and a rotating shaft 47, the groove body 46 is arranged at the two side ends of the cooking bench 26, the rotating shaft 47 is movably and alternately arranged at the central position inside the groove body 46, an operation block 58 is fixedly welded at the upper end position of the rotating shaft 47, the rotating shaft 47 is convenient to rotate by the operation block 58, the sliding block 57 is fixedly welded at the end surface of the outer side of the rotating shaft 47, the sliding block 57 is movably clamped and arranged at the inner position of the cooking bench 26, so that the rotating shaft 47 can rotate around the central shaft of the rotating shaft 47 and can be prevented from moving up and down, the vertical rod 50 is alternately arranged at the lower end position of the rotating shaft 47 through a thread, the rubber pad 51 is fixedly bonded, the position of the outer side end of the rotating shaft 47 is provided with a third transmission gear 48 in a surrounding mode, a second transmission chain 49 is arranged between the third transmission gears 48 in a surrounding mode, when the cooking bench 26 needs to be lifted, a user rotates the rotating shaft 47 through an operation block 58, and the connecting rod 52 is fixedly connected, so that the vertical rod 50 cannot rotate, the vertical rod 50 moves downwards along the rotating shaft 47 under the action of threads, the third transmission gear 48 is used for linking the rotating shafts 47 on the two sides, the vertical rod 50 drives the rubber pad 51 to move downwards when moving downwards until contacting the bottom end position, then the position of the cooking bench 26 can be lifted up by continuing to rotate, the hand position is not required to be plugged into the gap position of the cooking bench 26 by the user, and the hand position is prevented from being pinched.
The fixing mechanism 56 comprises a second shell 34, an arc-shaped block 35, an anti-slip pad 36, a first movable rod 38, a sliding groove 37 and a first spring 39, the second shell 34 is fixedly welded at the upper end of the second transmission gear 13, the sliding groove 37 is horizontally formed at the central position of the second shell 34, the first movable rod 38 is movably clamped and arranged at the inner position of the sliding groove 37, the first movable rod 38 slides left and right along the sliding groove 37, the first spring 39 is fixedly connected between the right side of the first movable rod 38 and the right side end of the inner part of the sliding groove 37, the arc-shaped block 35 is fixedly welded at the left end position of the first movable rod 38, the anti-slip pad 36 is fixedly embedded at the left end position of the arc-shaped block 35, a user rotates the first rotating shaft 4 through the rotating wheel 10 to drive the sealing plate 5 to rotate, so that the sealing plate 5 is in the state of the main pipe 1, at this time, the, and through first drive chain 12 linkage second drive gear 13, make second drive gear 13 drive second pivot 14 and rotate, thereby make second casing 34 rotate to right side end position, guarantee the rotatability of carousel 25, when first pivot 4 drives sealing plate 5 and rotates to the open mode, second casing 34 rotates to left side end position this moment, make the left slipmat 36 of arc piece 35 extrude carousel 25, thereby make first movable rod 38 slide to the right side along spout 37, and extrude first spring 39 to the compression state, utilize first spring 39 elasticity fixed carousel 25 position, thereby bee calling organ 21's closed condition when guaranteeing normal use.
A detection method of a natural gas leakage detector specifically comprises the following steps:
the first step is as follows: when the device is idle, a user rotates the first rotating shaft 4 through the rotating wheel 10, thereby driving the sealing plate 5 to rotate, so that the sealing plate 5 is in a state of sealing the main pipeline 1, at this time, the first rotating shaft 4 drives the first transmission gear 11 to rotate, and the second transmission gear 13 is linked through the first transmission chain 12, so that the second transmission gear 13 drives the second rotating shaft 14 to rotate, thereby enabling the second shell 34 to rotate to the right end position, and ensuring the rotatability of the rotating disc 25, at this time, the leakage of the main pipeline 1 can cause the natural gas flow at the inner position of the main pipeline 1 to flow, thereby the third rotating shaft 15 is driven to rotate through the wind gathering plate 16, so that the rotating disc 25 rotates, thereby driving the hollow rod 40 to rotate, thereby enabling the second movable rod 42 to rotate, and generating centrifugal force, so that the second movable rod 42 moves along the hollow rod 40, so that the second spring 44 is, thereby make bee calling organ 21 intercommunication report to the police, thereby conveniently in time report to the police work, when first pivot 4 drives closing plate 5 and rotates to the open mode, second casing 34 rotates to left side end position this moment, make the left slipmat 36 of arc piece 35 extrude carousel 25, thereby make first movable rod 38 slide to the right side along spout 37, and extrude first spring 39 to compression state, utilize the fixed carousel 25 position of first spring 39 elasticity, thereby the closed condition of bee calling organ 21 when guaranteeing normal use
The second step is that: when the gas flow detection device is used normally, when the gas flow detection module 7 detects that natural gas flows, data are transmitted to the inside of the control box 2, natural gas is ignited to raise the temperature of the cooking bench 26, then the control box 2 starts the timing module 31, the temperature detection module 30 is started regularly to detect the temperature of the cooking bench 26, if the detected temperature result is higher than a threshold value, the device is in a normal operation state, if the detected temperature of the temperature detection module 30 is lower than the threshold value, the flame on the upper end of the cooking bench 26 is extinguished, and therefore the control box 2 starts the alarm module 29 to give an alarm, so that the safety problem caused by the extinguished flame in normal use is prevented;
the third step: when the cooking bench 26 needs to be lifted, the user rotates the rotating shaft 47 through the operating block 58, and the connecting rod 52 is fixedly connected, so that the vertical rod 50 cannot rotate, the vertical rod 50 moves downwards along the rotating shaft 47 under the action of threads, the rotating shafts 47 on two sides are linked through the third transmission gear 48, the vertical rod 50 drives the rubber pad 51 to move downwards when moving downwards until contacting the bottom end position, then the cooking bench 26 can be lifted up by continuing to rotate, the user is not required to plug the hand position into the gap position of the cooking bench 26, and the hand position is prevented from being damaged by clamping.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a natural gas leakage detector, includes trunk line (1), control box (2) and top of a kitchen range (26), its characterized in that: the outer side position of the right end of the main pipeline (1) is fixedly provided with a first shell (3) in a surrounding manner, the inner upper end position of the first shell (3) is horizontally provided with a cavity (8), the inner position of the cavity (8) is horizontally and fixedly provided with a first rubber ring (9), the right end position of the main pipeline (1) is movably inserted with a first rotating shaft (4), the upper end position of the first rotating shaft (4) vertically penetrates through the central position of the first rubber ring (9) and then movably extends to the upper end position of the first shell (3), the upper end position of the first rotating shaft (4) is fixedly provided with a rotating wheel (10), the outer end position of the first rotating shaft (4) is fixedly provided with a first transmission gear (11) in a surrounding manner, the upper left side position of the main pipeline (1) is vertically movably installed with a second rotating shaft (14), the upper end position of the second rotating shaft (14) is, a first transmission chain (12) is arranged between the first transmission gear (11) and the second transmission gear (13) in a surrounding mode, a sealing plate (5) is fixedly arranged at the outer side end position of the first rotating shaft (4), a fixing mechanism (56) is arranged at the upper end position of the second transmission gear (13), a third rotating shaft (15) is movably inserted and arranged at the left side end position of the main pipeline (1), a third shell (17) is fixedly arranged at the upper end position of the main pipeline (1), the upper end position of the third rotating shaft (15) movably penetrates through the central position of the third shell (17), a second rubber ring (20) is horizontally and fixedly arranged at the inner central position of the third shell (17), the third rotating shaft (15) movably penetrates through the central position of the second rubber ring (20), and a plurality of wind gathering plates (16) are fixedly arranged at the outer side end position of the third rotating shaft (15), the device is characterized in that a turntable (25) is fixedly arranged at the outer side end position of the third rotating shaft (15) in a surrounding manner, a support frame (19) is fixedly arranged at the left side end position of the third shell (17), a storage battery (18) is fixedly arranged at the left side end position of the support frame (19), a protection cover (24) is fixedly arranged at the right side end position of the support frame (19), the upper end position of the third rotating shaft (15) movably penetrates through the upper end center position of the protection cover (24), a buzzer (21) is fixedly arranged at the upper end position of the third rotating shaft (15), a conducting ring (33) is fixedly arranged at the inner side end position of the protection cover (24), the conducting ring (33) is electrically connected with the storage battery (18), a hollow rod (40) is vertically and fixedly arranged at the upper end position of the third rotating shaft (, the utility model discloses a solar energy water heater, including activity block (41), activity block (41) upper end central point put the vertical fixation and be provided with second movable rod (42), fixed position is provided with electrically conductive ball (43) between activity block (41) lower extreme and the inside bottom of hollow rod (40), electrically conductive ball (43) upper end position is fixed, the fixed power cord (45) that is provided with of wraparound of electrically conductive ball (43) lower extreme position, second movable rod (42) central point is passed to power cord (45) lower extreme position, then passes hollow rod (40) central point and puts, at last and bee calling organ (21) electric connection, third pivot (15) outside end position is provided with slide mechanism (53), top of a kitchen range (26) upper end position fixed mounting is provided with kitchen range (27), top of a kitchen range (26) upper end position fixed mounting is provided with starting switch (28), top of a kitchen range (26) and trunk line (1) right side end position fixed connection are provided with hose (6), the lifting mechanism (54) is arranged at the two side ends of the cooking bench (26), and the warning mechanism (55) is arranged at the outer side of the cooking bench (26).
2. A natural gas leak detector as claimed in claim 1, wherein: slide mechanism (53) include ball (23), arrangement groove (22) and abrasionproof coating (32), third pivot (15) outside end position encircles and is provided with abrasionproof coating (32), arrangement groove (22) have been seted up in third casing (17) inside position in the third pivot (15) outside, the movable joint in arrangement groove (22) inside position is provided with ball (23), ball (23) inboard end position hugs closely in abrasionproof coating (32) outside end position.
3. A natural gas leak detector as claimed in claim 1, wherein: the warning mechanism (55) comprises a control box (2), an alarm module (29), a timing module (31), an airflow detection module (7) and a temperature detection module (30), wherein the control box (2) is fixedly arranged at the lower end of the main pipeline (1), the alarm module (29) is arranged at the output end of the control box (2), the alarm module (29) is fixedly arranged at the central position of the lower end of the cooking bench (26), the temperature detection module (30) is arranged at the output end of the control box (2), the airflow detection module (7) is arranged at the input end of the control box (2), the timing module (31) is arranged at the output end of the control box (2), the airflow detection module (7) is fixedly arranged at the inner right side end of the main pipeline (1), the temperature detection module (30) is fixedly arranged at the front end of the cooking bench (26), the temperature detection module (30) is internally provided with a temperature threshold value of 40 ℃.
4. A natural gas leak detector as claimed in claim 1, wherein: the lifting mechanism (54) comprises a groove body (46), a sliding block (57), a third transmission gear (48), a second transmission chain (49), a connecting rod (52), a rubber pad (51), a vertical rod (50) and a rotating shaft (47), the groove body (46) is arranged at two side end positions of the cooking bench (26), the rotating shaft (47) is movably and alternately arranged at the inner central position of the groove body (46), an operation block (58) is fixedly arranged at the upper end position of the rotating shaft (47), the sliding block (57) is fixedly arranged at the outer side end surface of the rotating shaft (47), the sliding block (57) is movably clamped and arranged at the inner position of the cooking bench (26), the vertical rod (50) is alternately arranged at the lower end position of the rotating shaft (47), the rubber pad (51) is fixedly arranged at the lower end position of the vertical rod (50), and the connecting rod (52), and a third transmission gear (48) is arranged at the outer side end position of the rotating shaft (47) in a surrounding manner, and a second transmission chain (49) is arranged between the third transmission gears (48) in a surrounding manner.
5. A natural gas leak detector as claimed in claim 1, wherein: fixed establishment (56) include second casing (34), arc piece (35), slipmat (36), first movable rod (38), spout (37) and first spring (39), second drive gear (13) upper end rigidity is provided with second casing (34), spout (37) have been seted up to second casing (34) central point level of putting, spout (37) inside position activity joint is provided with first movable rod (38), position fixed connection is provided with first spring (39) between first movable rod (38) right side and the inside right side end of spout (37), first movable rod (38) left side end rigidity is provided with arc piece (35), the fixed slipmat (36) that is provided with of arc piece (35) left side end position.
6. A natural gas leak detector as claimed in claim 1, wherein: the inner diameter of the first rubber ring (9) is smaller than the outer diameter of the first rotating shaft (4).
7. A natural gas leak detector as claimed in claim 1, wherein: the storage battery (18) is a lithium battery.
8. A natural gas leak detector as claimed in claim 1, wherein: the inner diameter of the second rubber ring (20) is smaller than the outer diameter of the third rotating shaft (15).
9. The method of claim 1, wherein the method comprises: the method specifically comprises the following steps:
the first step is as follows: when the device is idle, a user rotates the first rotating shaft (4) through the rotating wheel (10), so that the sealing plate (5) is driven to rotate, the sealing plate (5) is in a state of sealing the main pipeline (1), at the moment, the first rotating shaft (4) drives the first transmission gear (11) to rotate, and the second transmission gear (13) is linked through the first transmission chain (12), so that the second transmission gear (13) drives the second rotating shaft (14) to rotate, so that the second shell (34) rotates to the right side end position, the rotatability of the rotary disk (25) is ensured, at the moment, the leakage of the main pipeline (1) can cause the natural gas airflow at the inner position of the main pipeline (1) to flow, so that the third rotating shaft (15) is driven to rotate through the wind gathering plate (16), the rotary disk (25) is driven to rotate, the hollow rod (40) is driven to rotate, so that the second movable rod (, make second movable rod (42) remove along hollow rod (40), make second spring (44) stretched, make electrically conductive ball (43) outside end position contact conducting ring (33), thereby make bee calling organ (21) intercommunication report to the police, thereby conveniently in time carry out alarm work, when first pivot (4) drive closing plate (5) rotate to the open mode, second casing (34) rotate to left side end position this moment, make left slipmat (36) extrusion carousel (25) of arc piece (35), thereby make first movable rod (38) slide to the right side along spout (37), and extrude first spring (39) to compression state, utilize first spring (39) elasticity fixed carousel (25) position, thereby the closed condition of bee calling organ (21) when guaranteeing normal use
The second step is that: when the gas flow detection device is used normally, when the gas flow detection module (7) detects that natural gas flows, data are transmitted to the inside of the control box (2), natural gas is ignited to enable the temperature of the cooking bench (26) to be increased, then the control box (2) starts the timing module (31), the temperature detection module (30) is started regularly to detect the temperature of the cooking bench (26), if the detection temperature result is higher than a threshold value, the device is in a normal operation state, if the temperature detection module (30) detects that the temperature is lower than the threshold value, the flame at the upper end of the cooking bench (26) is extinguished, and therefore the control box (2) starts the alarm module (29) to give an alarm, so that the safety problem caused by the fact that the flame is extinguished normally used is prevented;
the third step: the user rotates axis of rotation (47) through operation piece (58) when top of a kitchen range (26) need to be lifted, and because connecting rod (52) are connected fixedly, make vertical pole (50) unable rotation, thereby make vertical pole (50) along axis of rotation (47) lapse under the screw action, and through axis of rotation (47) of third drive gear (48) linkage both sides, drive rubber pad (51) lapse when vertical pole (50) lapse, until the contact bottom position, then continue to rotate and can lift top of a kitchen range (26) position, need not the user and fill in top of a kitchen range (26) gap position with the hand position, thereby prevent that the hand position from being hindered by the clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027316.XA CN112577677A (en) | 2021-01-09 | 2021-01-09 | Natural gas leakage detector and detection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027316.XA CN112577677A (en) | 2021-01-09 | 2021-01-09 | Natural gas leakage detector and detection method thereof |
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| CN112577677A true CN112577677A (en) | 2021-03-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028293A (en) * | 2021-04-09 | 2021-06-25 | 吉林中科博能科技有限公司 | Oil pipeline convenient to real-time supervision |
| CN114294572A (en) * | 2022-01-29 | 2022-04-08 | 卢雄文 | Artificial intelligence big data analysis system based on pipeline leakage monitoring |
| CN114923134A (en) * | 2022-06-29 | 2022-08-19 | 重庆重科大分析仪器有限公司 | Natural gas pipeline carries gas leakage detection device |
| CN115326298A (en) * | 2022-10-14 | 2022-11-11 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
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2021
- 2021-01-09 CN CN202110027316.XA patent/CN112577677A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028293A (en) * | 2021-04-09 | 2021-06-25 | 吉林中科博能科技有限公司 | Oil pipeline convenient to real-time supervision |
| CN113028293B (en) * | 2021-04-09 | 2022-11-18 | 吉林中科博能科技有限公司 | Oil pipeline convenient to real-time supervision |
| CN114294572A (en) * | 2022-01-29 | 2022-04-08 | 卢雄文 | Artificial intelligence big data analysis system based on pipeline leakage monitoring |
| CN114294572B (en) * | 2022-01-29 | 2023-10-20 | 北京集智数字科技有限公司 | Artificial intelligence big data analysis system based on pipeline leakage monitoring |
| CN114923134A (en) * | 2022-06-29 | 2022-08-19 | 重庆重科大分析仪器有限公司 | Natural gas pipeline carries gas leakage detection device |
| CN114923134B (en) * | 2022-06-29 | 2023-06-30 | 重庆重科大分析仪器有限公司 | Natural gas pipeline conveying gas leakage detection device |
| CN115326298A (en) * | 2022-10-14 | 2022-11-11 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
| CN115326298B (en) * | 2022-10-14 | 2023-01-31 | 山东朱氏药业集团有限公司 | Medical sterile glove detection equipment |
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Application publication date: 20210330 |