CN114526878A - Water type air tightness detection device of air conditioner piping - Google Patents
Water type air tightness detection device of air conditioner piping Download PDFInfo
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- CN114526878A CN114526878A CN202210426313.8A CN202210426313A CN114526878A CN 114526878 A CN114526878 A CN 114526878A CN 202210426313 A CN202210426313 A CN 202210426313A CN 114526878 A CN114526878 A CN 114526878A
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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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
Abstract
The invention discloses a water type air tightness detection device of an air conditioning pipe, which comprises a pipeline main body, wherein two ends of the pipeline main body are respectively clamped with a positioning ring and a fixed sealing plate, one end of the fixed sealing plate, which is attached to the pipeline main body, is embedded with a pressure sensor, the inner wall of the positioning ring is fixedly connected with a telescopic connecting rod, one end of the telescopic connecting rod, which is deviated from the positioning ring, is fixedly connected with a driving ring, the middle part of the driving ring is rotatably connected with a driving lead screw, the driving lead screw is in driving connection with a sealing mechanism, the sealing mechanism is provided with a thread groove matched with the driving lead screw, the sealing mechanism is tightly attached to the inner wall of the pipeline main body, and one end of the driving lead screw, which is deviated from the driving ring, is connected with the middle part of the fixed sealing plate.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a water type air tightness detection device of an air conditioner pipe.
Background
The air tightness detection is applied to the strict integrity evaluation of airplanes, automobile shells, ships and internal containers, and is a quality control application developed for improving the air tightness of vehicles, aircrafts, ships and the like in transportation departments, military departments and basic industries. By placing the ultrasonic transmitter inside the vessel, which due to the nature of the ultrasonic waves can penetrate through the small holes, and detecting outside the vessel using an ultrasonic detection system, the inspector can quickly locate the source of the defects, which can become a potential water or wind noise.
Chinese patent publication No. CN214952039U discloses a nonmetal pipeline airtightness detection device, which includes: the first plugging fixing component and the second plugging fixing component are arranged on the base; the first plugging fixing component is arranged on one end of the second plugging fixing component in a manner of being vertical to the second plugging fixing component; two ends of a straight pipe of the pipe to be detected are clamped and arranged in the first plugging fixing component, and one end of a straight pipe section of the pipe to be detected is plugged and fixed in the second plugging fixing component; the device can reduce the influence of manpower on the pipeline tightness to be detected, and improve the accuracy of detection results while improving the detection efficiency.
The pipeline of the existing air conditioner installation process is often only detected when leaving a factory, however, the possibility of breakage exists due to the impact of pipe materials generated in the using and transporting processes or the influence of storage and adjustment, after the installation is finished, the broken or leaked air conditioner pipeline has great potential safety hazard, and no device capable of effectively detecting the air conditioner pipeline exists in the existing device.
Therefore, it is necessary to provide a water-type air tightness detecting device for an air conditioning pipe to solve the above-mentioned technical problems.
Disclosure of Invention
The invention aims to provide a water-type air tightness detection device of an air conditioner pipe to solve the technical problem.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an airtight detection device of water formula of air conditioner piping, includes the pipeline main part, pipeline main part both ends joint respectively has holding ring and fixed shrouding, the one end of fixed shrouding laminating pipeline main part is inlayed and is equipped with pressure sensors, the inner wall fixedly connected with telescopic link of holding ring, telescopic link deviates from the one end fixedly connected with drive ring of holding ring, the middle part of drive ring is rotated and is connected with the drive lead screw, the drive lead screw drive is connected with the closing mechanism, the closing mechanism is equipped with the thread groove with drive lead screw looks adaptation, the closing mechanism closely laminates with the pipeline main part inner wall, the drive lead screw deviates from the one end of drive ring and links to each other with the middle part of fixed shrouding.
Furthermore, the fixed closing plate and the positioning ring are fixedly connected to two ends of the pipeline main body through a clamping mechanism.
As a further scheme of the invention, the sealing mechanism comprises a sliding sealing plate and a driving plate, the thread groove is formed in the middle of the driving plate, the sliding sealing plate is elastically connected to one side of the driving plate, the sliding sealing plate is tightly attached to the inner wall of the pipeline main body, a sealing gasket is embedded in the outer end face of the sliding sealing plate, a through hole is formed in the middle of the sliding sealing plate, and the aperture of the through hole is larger than the diameter of the driving screw rod.
As a further scheme of the invention, the sliding seal plate comprises a movable seal plate main body and telescopic partition plates, the movable seal plate main body is elastically connected with the drive plate, a plurality of groups of telescopic partition plates are fixedly connected to the outer end face of the movable seal plate main body, a sliding cavity and an air bag cavity are arranged between the telescopic partition plates, and the sliding cavity and the air bag cavity are adjacently arranged.
As a further scheme of the invention, a first elastic supporting rod is fixedly connected to the bottom of the inner wall of the sliding cavity, an arc-shaped plate is fixedly connected to one end of the first elastic supporting rod, which is far away from the bottom of the sliding cavity, two ends of the arc-shaped plate are fixedly connected with a telescopic partition plate, an elastic air bag is filled in the air bag cavity, and the elastic air bag and the arc-shaped plate are attached to a sealing gasket.
As a further scheme of the present invention, the first elastic support rod includes a spring, a fixed tube and a sleeve tube, the fixed tube is fixedly connected to the movable closing plate main body, the sleeve tube is movably sleeved on an outer end face of the fixed tube, the spring is embedded inside the fixed tube, and an end of the spring away from the fixed tube is elastically connected to the arc-shaped plate.
As a further scheme of the invention, a sealing partition plate is arranged between the driving plate and the sliding seal plate, a sealing cavity is arranged between the sealing partition plates, second elastic support rods are uniformly distributed in the sealing cavity, one end of each second elastic support rod is fixedly connected with the driving plate, and the end, away from the driving plate, of each second elastic support rod is fixedly connected with the movable seal plate main body.
As a further scheme of the invention, a through groove is formed in the upper end face of the movable sealing plate main body, and the elastic air bag is communicated with the sealing cavity through the through groove.
As a further scheme of the invention, a communicating air gap is arranged in the sliding cavity, an electromagnetic sheet is embedded at one end of the arc-shaped plate, which is attached to the driving plate, a rotating cover plate matched with the communicating air gap is rotatably connected in the driving plate, the rotating cover plate is made of a magnetic material, and the electromagnetic sheet is electrically connected with the pressure sensor.
As a further scheme of the invention, a limiting mechanism is fixedly mounted at one end of the driving plate, which is far away from the sliding seal plate, and comprises a limiting block, a resisting rod and a clamping block, the limiting block is fixedly connected at one end of the driving plate, which is far away from the sliding seal plate, the resisting rod is elastically connected inside the limiting block, the resisting rod penetrates through and extends to the surface of the rotating cover plate, and the clamping block is fixedly connected at one end of the resisting rod, which is attached to the driving screw rod.
When the invention is used, the driving screw rod is arranged in the pipeline main body, the fixed sealing plate is fixedly connected with one end of the pipeline main body, so that one end of the pipeline main body is sealed, a detection medium which can be water or gas is filled in the pipeline main body, the driving screw rod is connected with the middle part of the fixed sealing plate, the sealing mechanism is sleeved at one end of the driving screw rod, which is far away from the fixed sealing plate, a driving ring is rotatably connected with the other end of the driving screw rod, the driving ring is connected with a positioning ring through a telescopic connecting rod, the positioning ring is fixedly connected with one end of the pipeline main body, which is far away from the fixed sealing plate, the driving screw rod is suspended in the pipeline main body and is concentric with the pipeline main body through the fixed sealing plate and a pressure sensor, at the moment, the sealing mechanism is pushed to move in the pipeline main body under the action of the thread groove through rotating the driving screw rod, so that the volume between the sealing mechanism and the fixed sealing plate is reduced, whether the pipeline main part has the condition of revealing is judged through the pressure variation on pressure sensor surface, and the device is applicable in most pipeline spare, and operates comparatively simply, and the device is whole to set up to detachable construction, and is portable strong.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the closure mechanism of the present invention;
FIG. 3 is a schematic view of the sliding closure plate of the present invention;
FIG. 4 is a schematic view of the internal structure of the sliding closure plate of the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3B in accordance with the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 3 at C in accordance with the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 4 in accordance with the present invention;
FIG. 8 is an enlarged view of E of FIG. 4 in accordance with the present invention;
FIG. 9 is an enlarged schematic view of the structure of FIG. 2 at A in accordance with the present invention;
FIG. 10 is a schematic view of the drive plate construction of the present invention;
fig. 11 is a rear view of the driving board of the present invention;
fig. 12 is a schematic structural diagram of the limiting mechanism of the present invention.
In the figure: 1. a positioning ring; 2. a sealing mechanism; 3. a pressure sensor; 4. fixing a sealing plate; 5. a clamping mechanism; 6. driving the screw rod; 7. a drive ring; 8. a telescopic connecting rod; 9. sliding the closing plate; 10. a drive plate; 11. rotating the cover plate; 12. a limiting mechanism; 13. a thread groove; 14. a movable sealing plate main body; 15. a sliding cavity; 16. a balloon lumen; 17. a retractable partition plate; 18. an elastic air bag; 19. an electromagnetic sheet; 20. a first elastic stay bar; 21. an arc-shaped plate; 22. a limiting block; 23. sealing the cavity; 24. a through groove; 25. a gasket; 26. a through hole; 27. a second elastic stay bar; 28. sealing the partition plate; 29. a support rod; 30. a clamping block; 31. rotating the rod; 33. a spring; 34. a fixed tube; 35. and (4) sleeving a pipe.
Detailed Description
Example one
As shown in fig. 1, an airtight detection device of water formula of air conditioner piping, including the pipeline main part, pipeline main part both ends joint respectively has holding ring 1 and fixed shrouding 4, the one end of the 4 laminating pipeline main parts of fixed shrouding inlays and is equipped with pressure sensors 3, the inner wall fixedly connected with telescopic link 8 of holding ring 1, telescopic link 8 deviates from the one end fixedly connected with drive ring 7 of holding ring 1, the middle part of drive ring 7 rotates and is connected with drive lead screw 6, the drive of drive lead screw 6 is connected with closing mechanism 2, closing mechanism 2 is equipped with the thread groove 13 with the 6 looks adaptations of drive lead screw, closing mechanism 2 closely laminates with the pipeline main part inner wall, the one end that drive lead screw 6 deviates from drive ring 7 links to each other with the middle part of fixed shrouding 4.
Further, the fixed closing plate 4 and the positioning ring 1 are fixedly connected to two ends of the pipeline main body through a clamping mechanism 5.
When in use, the driving screw rod 6 is firstly arranged in the pipeline main body, the fixed sealing plate 4 is fixedly connected with one end of the pipeline main body, so that one end of the pipeline main body is sealed, a detection medium is filled in the pipeline main body, the detection medium can be water or gas and the like, the driving screw rod 6 is connected with the middle part of the fixed sealing plate 4, the sealing mechanism 2 is sleeved at one end of the driving screw rod 6, which is far away from the fixed sealing plate 4, a driving ring 7 is rotatably connected with the other end of the driving screw rod 6, the driving ring 7 is connected with a positioning ring 1 through a telescopic connecting rod 8, the positioning ring 1 is fixedly connected with one end of the pipeline main body, which is far away from the fixed sealing plate 4, the driving screw rod 6 is suspended in the pipeline main body through the fixed sealing plate 4 and a pressure sensor 3 and is concentric with the pipeline main body, at the moment, the driving screw rod 6 is rotated, under the action of a thread groove 13, the sealing mechanism 2 is pushed to move in the pipeline main body, make the volume reduce between closing mechanism 2 and the fixed shrouding 4, judge whether the pipeline subject has the condition of revealing through the pressure change on 3 surfaces of pressure-sensitive transducer, the device is applicable in most pipeline spare, and the operation is comparatively simple, and the device is whole to be dismantled, and is portable strong.
Example two
On the basis of the first embodiment, as shown in fig. 1 to 3, the closing mechanism 2 includes a sliding seal plate 9 and a driving plate 10, a thread groove 13 is formed in the middle of the driving plate 10, the sliding seal plate 9 is elastically connected to one side of the driving plate 10, the sliding seal plate 9 is tightly attached to the inner wall of the pipeline main body, a sealing gasket 25 is embedded on the outer end face of the sliding seal plate 9, a through hole 26 is formed in the middle of the sliding seal plate 9, and the aperture of the through hole 26 is larger than the diameter of the driving screw rod 6.
As shown in fig. 1-5, the sliding closure plate 9 includes a movable closure plate main body 14 and telescopic partition plates 17, the movable closure plate main body 14 is elastically connected to the driving plate 10, a plurality of groups of telescopic partition plates 17 are fixedly connected to an outer end face of the movable closure plate main body 14, a sliding cavity 15 and an air bag cavity 16 are disposed between the telescopic partition plates 17, and the sliding cavity 15 and the air bag cavity 16 are disposed adjacently.
As shown in fig. 1 to 6, a first elastic supporting rod 20 is fixedly connected to the bottom of the inner wall of the sliding cavity 15, an arc plate 21 is fixedly connected to one end of the first elastic supporting rod 20 away from the bottom of the sliding cavity 15, two ends of the arc plate 21 are fixedly connected to the retractable partition 17, an elastic airbag 18 is filled in the airbag cavity 16, and the elastic airbag 18 and the arc plate 21 are attached to a sealing pad 25.
When in use, the sliding seal plate 9 is arranged and used for being precisely attached to the inner wall of a pipeline, because most of air-conditioning pipelines are made of metal materials, the inner wall of the air-conditioning pipeline is smooth, so that the sliding seal plate 9 is precisely contacted with the inner wall of a pipeline main body through the sealing gasket 25, meanwhile, under the driving of the driving screw rod 6, the sliding seal plate 9 is driven by the driving plate 10 to slide in the pipeline main body, meanwhile, the arc plate 21 can be self-adaptively adjusted according to the diameter of the pipeline in order to improve the adaptability of the device, and the gap is inevitably generated between the arc plates 21 because the diameter of the pipeline is increased, in order to ensure the sealing performance of the sliding seal plate 9, the adjacent side of the sliding cavity 15 is provided with the air bag cavity 16, the interior of the air bag cavity 16 is effectively sealed through the elastic air bag 18, and elastic air bag 18 can be effectively filled and sealed in air bag cavity 16 along with the position change of arc-shaped plate 21, and elastic force of elastic air bag 18 and first elastic stay bar 20 can be used for carrying out pressfitting to sealed pad 25 simultaneously, maintains the laminating effect of sliding seal plate 9 and pipeline main body inner wall, and flexible baffle 17 can freely stretch out and draw back, and flexible end links to each other with arc-shaped plate 21 both ends, and flexible along with the removal of arc-shaped plate 21 for the appearance chamber of sliding chamber 15 and air bag cavity 16 changes thereupon.
As shown in fig. 1 to 7, the first elastic supporting rod 20 includes a spring 33, a fixed tube 34 and a sleeve 35, the fixed tube 34 is fixedly connected to the movable closing plate main body 14, the sleeve 35 is movably sleeved on an outer end face of the fixed tube 34, the spring 33 is embedded inside the fixed tube 34, and one end of the spring 33 away from the fixed tube 34 is elastically connected to the arc plate 21.
During the use, through fixed pipe 34 and the slip of cup jointing pair arc plate 21 of cup jointing 35 produce the skew when avoiding its slip, carry out elastic support to arc plate 21 through spring 33 simultaneously and make arc plate 21 position can freely adjust along with pipeline main part internal diameter, and arc plate 21 still can keep laminating sealed with pipeline main part inner wall under the elastic force effect after adjusting.
As shown in fig. 1-8 and 11, a sealing partition plate 28 is disposed between the driving plate 10 and the sliding sealing plate 9, a sealing cavity 23 is disposed between the sealing partition plates 28, second elastic support rods 27 are uniformly distributed in the sealing cavity 23, one end of each second elastic support rod 27 is fixedly connected to the driving plate 10, and one end of each second elastic support rod 27 away from the driving plate 10 is fixedly connected to the movable sealing plate main body 14.
As shown in fig. 1-8 and 11, a through groove 24 is formed on the upper end surface of the main body 14 of the movable closing plate, and the elastic air bag 18 is communicated with the sealing cavity 23 through the through groove 24.
During the use, drive plate 10 passes through the rotation of drive lead screw 6, move under the effect of thread groove 13, because the laminating of slip shrouding 9 and pipeline main part inner wall mutually, and be equipped with sealed pad 25, thereby make the compression of the sealed baffle 28 of slip shrouding 9 and drive plate 10, sealed baffle 28 can adopt deformable materials such as bellows, and then make the volume compression in sealed chamber 23, and sealed chamber 23 and elastic air bag 18 pass through logical groove 24 intercommunication, make the device when examining, elastic air bag 18 keeps there is great pressure state along with the inside of the removal of drive plate 10 throughout, make elastic air bag 18 and 16 inner walls of gasbag chamber laminate effectively, improve the airtight effect of slip shrouding 9.
As shown in fig. 1-5 and 9-11, a communicating air gap is provided in the sliding cavity 15, an electromagnetic plate 19 is embedded at the end of the arc plate 21 attached to the driving plate 10, a rotating cover plate 11 adapted to the communicating air gap is rotatably connected to the inside of the driving plate 10, the rotating cover plate 11 is made of a magnetic material, and the electromagnetic plate 19 is electrically connected to the pressure sensor 3.
When in use, in order to avoid the damage of the device caused by the overhigh pressure generated by the continuous sliding of the sealing mechanism 2, a communicating air gap is arranged for exhausting air, during detection, the rotating cover plate 11 and the communicating air gap are closed under the adsorption action of the electromagnetic sheet 19, so that the sliding seal plate 9 forms a sealing state, and along with the continuous movement of the closing mechanism 2, the pressure sensor 3 detects overhigh pressure and sends an electric signal to the electromagnetic sheet 19, the electromagnetic sheet 19 is closed or the electromagnetic sheet 19 generates reverse magnetic force, so that the rotating cover plate 11 is opened, so as to release the internal pressure, restart the electromagnetic sheet 19 for subsequent detection after the pressure is reduced, and the user can judge whether the pipeline leaks or not by observing the pressure curve monitored by the pressure sensor 3, and the pressure curve is periodic in this way, through comparison between single periods and combination of the rotation stroke of the driving screw rod 6, the leakage position can be accurately positioned.
As shown in fig. 1-5 and 9-11, a limiting mechanism 12 is fixedly mounted at one end of the drive plate 10 away from the sliding seal plate 9, the limiting mechanism 12 includes a limiting block 22, a resisting rod 29 and a clamping block 30, the limiting block 22 is fixedly connected at one end of the drive plate 10 away from the sliding seal plate 9, the resisting rod 29 is elastically connected inside the limiting block 22, the resisting rod 29 penetrates through and extends to the surface of the rotating cover plate 11, and the clamping block 30 is fixedly connected at one end of the resisting rod 29, which is attached to the drive screw rod 6.
During the use, it inlays the inside of establishing at drive plate 10 to rotate apron 11 through dwang 31, dwang 31 can carry on torsional spring etc. for electromagnetism piece 19 is when not adsorbing rotating apron 11, it rotates apron 11 along dwang 31 to rotate apron 11, the inside detection pressure of pipeline main part is too high this moment, along with rotating apron 11's rotation, the pole 29 that supports that will promote rather than the laminating produces the removal, along with the removal that supports pole 29 will drive joint piece 30 and drive lead screw 6 and support and close, thereby carry out spacing drive lead screw 6, avoid rotating apron 11 when opening because the user in time discover etc. lead to drive lead screw 6 still continuing to rotate, thereby produce the detection blind area to pipeline main part, reliability and detection range that have further improved the device detection through stop gear 12 are also more comprehensive.
The working principle is as follows: firstly, the driving screw rod 6 is arranged in the pipeline main body, the fixed sealing plate 4 is fixedly connected at one end of the pipeline main body, one end of the pipeline main body is sealed, a detection medium is filled in the pipeline main body, the detection medium can be water or gas and the like, the driving screw rod 6 is connected with the middle part of the fixed sealing plate 4, the sealing mechanism 2 is sleeved at one end of the driving screw rod 6, which is far away from the fixed sealing plate 4, a driving ring 7 is rotatably connected at the other end of the driving screw rod 6, the driving ring 7 is connected with a positioning ring 1 through a telescopic connecting rod 8, the positioning ring 1 is fixedly connected with one end of the pipeline main body, which is far away from the fixed sealing plate 4, the driving screw rod 6 is suspended in the pipeline main body through the fixed sealing plate 4 and a pressure sensor 3 and is concentric with the pipeline main body, at the moment, the driving screw rod 6 is rotated, under the action of a thread groove 13, the sealing mechanism 2 is pushed to move in the pipeline main body, the volume between the sealing mechanism 2 and the fixed sealing plate 4 is reduced, whether the pipeline main body leaks or not is judged through the pressure change on the surface of the pressure sensor 3, the device is suitable for most pipeline parts and is simple to operate, the device is integrally detachable and high in portability, the sliding sealing plate 9 is arranged and is used for being precisely attached to the inner wall of the pipeline, the inner wall of the air-conditioning pipeline is smooth due to the fact that most of air-conditioning pipelines are made of metal materials, so that the sliding sealing plate 9 is precisely contacted with the inner wall of the pipeline main body through a sealing gasket 25, meanwhile, the sliding sealing plate 9 can be driven by a driving screw 6 to slide in the pipeline main body through the driving plate 10, meanwhile, the arc-shaped plate 21 is elastically connected with the arc-shaped plate 21 through a first elastic support rod 20 in the sliding cavity 15 so as to be adaptive to the pipe diameter, and because the diameter of the pipeline increases and inevitably produces the interval between the arc plates 21, in order to guarantee the sealing performance of the sliding seal plate 9, the adjacent side of the sliding cavity 15 is provided with the air bag cavity 16, the inside of the air bag cavity 16 is effectively sealed through the elastic air bag 18, and the elastic air bag 18 can effectively fill and seal the air bag cavity 16 along with the position change of the arc plate 21, meanwhile, the elastic force of the elastic air bag 18 and the first elastic support rod 20 can be used for pressing the sealing gasket 25, the fitting effect of the sliding seal plate 9 and the inner wall of the pipeline main body is maintained, and the telescopic partition plate 17 can freely stretch and retract, the telescopic end is connected with the two ends of the arc plate 21 and stretches and retracts along with the movement of the arc plate 21, so that the containing cavities of the sliding cavity 15 and the air bag cavity 16 change along with the change, the sliding of the arc plate 21 is limited by the sleeve connection of the fixed pipe 34 and the sleeve pipe 35 to avoid the deviation when sliding, and the arc plate 21 is elastically supported by the spring 33 to enable the position of the arc plate 21 to be freely adjusted along with the inner diameter of the pipeline main body, and the arc plate 21 can keep the joint seal with the inner wall of the pipeline main body under the elastic force after the adjustment, the driving plate 10 moves under the action of the thread groove 13 by the rotation of the driving screw rod 6, because the sliding closing plate 9 is jointed with the inner wall of the pipeline main body and is provided with the sealing gasket 25, the sliding closing plate 9 and the sealing clapboard 28 of the driving plate 10 are compressed, the sealing clapboard 28 can adopt the deformable materials such as corrugated pipe and the like, the volume of the sealing cavity 23 is compressed, and the sealing cavity 23 is communicated with the elastic air bag 18 by the through groove 24, so that the elastic air bag 18 keeps a larger pressure state inside along with the movement of the driving plate 10 when the device is detected, the elastic air bag 18 is effectively jointed with the inner wall of the air bag cavity 16, the sealing effect of the sliding closing plate 9 is improved, the device is damaged by the overhigh pressure generated by the continuous sliding of the closing mechanism 2, and the communication is provided for exhausting air gaps, during detection, the rotating cover plate 11 and the communicating air gap are closed under the adsorption action of the electromagnetic sheet 19, so that the sliding seal plate 9 forms a sealing state, along with the continuous movement of the closing mechanism 2, the pressure sensor 3 detects overhigh pressure to send an electric signal to the electromagnetic sheet 19, the electromagnetic sheet 19 is closed or the electromagnetic sheet 19 generates reverse magnetic force, the rotating cover plate 11 is opened, so that the internal pressure is released, the electromagnetic sheet 19 is restarted for subsequent detection after the pressure is reduced, a user can judge whether the pipeline has leakage or not by observing a pressure curve monitored by the pressure sensor 3, and the pressure curve is periodic by the way, the leakage position can be accurately positioned by comparing and combining the rotating stroke of the driving screw rod 6 among single periods, the rotating cover plate 11 is rotatably embedded in the driving plate 10 through the rotating rod 31, the rotating rod 31 can carry a torsion spring and the like, so that the electromagnetic sheet 19 is not adsorbed on the rotating cover plate 11, rotate apron 11 and rotate along dwang 31, the inside detection pressure of pipeline main part is too high this moment, along with rotating the rotation of apron 11, will promote rather than laminating to produce the removal to pole 29, along with supporting the removal of pole 29 will drive joint piece 30 and drive lead screw 6 and support and close, thereby carry out spacingly with drive lead screw 6, because the user in time discovers etc. and leads to drive lead screw 6 still continuing to rotate when avoiding rotating apron 11 to open, thereby produce the detection blind area to pipeline main part, reliability and detection range that have further improved the device and detected through stop gear 12 are also more comprehensive.
Claims (9)
1. The utility model provides an airtight detection device of water formula of air conditioner piping, includes pipeline main part, its characterized in that: pipeline main part both ends joint respectively has holding ring and fixed shrouding, the one end of fixed shrouding laminating pipeline main part is inlayed and is equipped with pressure-sensitive transducer, the inner wall fixedly connected with telescopic link of holding ring, telescopic link deviates from the one end fixedly connected with drive ring of holding ring, the middle part of drive ring is rotated and is connected with the drive lead screw, the drive lead screw drive is connected with the closing mechanism, the closing mechanism is equipped with the thread groove with drive lead screw looks adaptation, closing mechanism and the inseparable laminating of pipeline main part inner wall, the drive lead screw deviates from the one end of drive ring and links to each other with the middle part of fixed shrouding.
2. The water type air tightness detecting device of an air conditioning pipe according to claim 1, characterized in that: the sealing mechanism comprises a sliding sealing plate and a drive plate, a thread groove is formed in the middle of the drive plate, the sliding sealing plate is elastically connected to one side of the drive plate, the sliding sealing plate is tightly attached to the inner wall of the pipeline main body, a sealing gasket is embedded on the outer end face of the sliding sealing plate, a through hole is formed in the middle of the sliding sealing plate, and the aperture of the through hole is larger than the diameter of the drive screw rod.
3. The water type air tightness detecting device of an air conditioning pipe according to claim 2, characterized in that: the sliding sealing plate comprises a movable sealing plate main body and telescopic partition plates, the movable sealing plate main body is elastically connected with a drive plate, a plurality of groups of telescopic partition plates are fixedly connected to the outer end face of the movable sealing plate main body, a sliding cavity and an air bag cavity are arranged between the telescopic partition plates, and the sliding cavity and the air bag cavity are arranged adjacently.
4. The water type air tightness detecting device of an air conditioning pipe according to claim 3, characterized in that: the inner wall bottom of the sliding cavity is fixedly connected with a first elastic supporting rod, one end of the first elastic supporting rod, which deviates from the bottom of the sliding cavity, is fixedly connected with an arc plate, two ends of the arc plate are fixedly connected with a telescopic partition plate, an elastic air bag is filled in the air bag cavity, and the elastic air bag, the arc plate and a sealing gasket are attached.
5. The water type air tightness detecting device of an air conditioning pipe according to claim 4, characterized in that: the first elastic support rod comprises a spring, a fixed pipe and a sleeve pipe, the fixed pipe is fixedly connected with the movable sealing plate main body, the sleeve pipe is movably sleeved on the outer end face of the fixed pipe, the spring is embedded in the fixed pipe, and one end, deviating from the fixed pipe, of the spring is elastically connected with the arc plate.
6. The water type air tightness detecting device of an air conditioning pipe according to claim 4, characterized in that: a sealing partition plate is arranged between the driving plate and the sliding sealing plate, a sealing cavity is arranged between the sealing partition plates, second elastic support rods are uniformly distributed in the sealing cavity, one ends of the second elastic support rods are fixedly connected with the driving plate, and the ends, deviating from the driving plate, of the second elastic support rods are fixedly connected with the movable sealing plate main body.
7. The water type air tightness detecting device of an air conditioning pipe according to claim 6, characterized in that: a through groove is formed in the upper end face of the movable sealing plate main body, and the elastic air bag is communicated with the sealing cavity through the through groove.
8. The water type air tightness detecting device of an air conditioning pipe according to claim 4, characterized in that: the improved pressure sensor is characterized in that a communicating air gap is formed in the sliding cavity, an electromagnetic sheet is embedded into one end, attached to the driving plate, of the arc plate, a rotating cover plate matched with the communicating air gap is connected to the driving plate in a rotating mode, the rotating cover plate is made of a magnetic material, and the electromagnetic sheet is electrically connected with the pressure sensor.
9. The water type air tightness detecting device of an air conditioning pipe according to claim 8, characterized in that: the one end fixed mounting that the drive plate deviates from the slip shrouding has stop gear, stop gear includes the stopper, supports pole and joint piece, stopper fixed connection is in the one end that the drive plate deviates from the slip shrouding, support pole elastic connection in the inside of stopper, just support the pole and run through and extend to the surface of rotating the apron, joint piece fixed connection is in supporting pole and the laminating one end of drive lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426313.8A CN114526878A (en) | 2022-04-22 | 2022-04-22 | Water type air tightness detection device of air conditioner piping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426313.8A CN114526878A (en) | 2022-04-22 | 2022-04-22 | Water type air tightness detection device of air conditioner piping |
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| CN117212711A (en) * | 2023-11-07 | 2023-12-12 | 江苏常力电器有限公司 | Air conditioner piping compression detection device and detection method |
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