CN114383837A - Safety valve detection device and method for central air-conditioning refrigeration system - Google Patents
Safety valve detection device and method for central air-conditioning refrigeration system Download PDFInfo
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- CN114383837A CN114383837A CN202210066710.9A CN202210066710A CN114383837A CN 114383837 A CN114383837 A CN 114383837A CN 202210066710 A CN202210066710 A CN 202210066710A CN 114383837 A CN114383837 A CN 114383837A
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- 238000001514 detection method Methods 0.000 title claims abstract description 64
- 238000005057 refrigeration Methods 0.000 title claims abstract description 17
- 238000004378 air conditioning Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000009434 installation Methods 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 241000447495 Equulites leuciscus Species 0.000 claims 2
- 238000004088 simulation Methods 0.000 abstract 1
- 238000003032 molecular docking Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
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Abstract
The invention discloses a safety valve detection device and a safety valve detection method for a refrigeration system of a central air conditioner, relates to the technical field of safety valve detection, and solves the problem of insufficient detection of a nut in safety valve detection; the detection mechanisms are arranged on the outer sides of the two sliding rods and are used for detecting the tightness of the nuts; the safety valve nut detection device is characterized in that the safety valve nut detection device comprises a detection plate, a driving mechanism and a clamping assembly, wherein the detection plate is arranged on the detection plate, the outer end of the driving mechanism is connected with the clamping assembly, the safety valve nut detection device realizes the installation and the limiting of the safety valve through the designed clamping assembly, the driving mechanism is matched with the driving mechanism to realize the forward and reverse rotation of a nut on the safety valve, the simulation personnel twist the nut, and the detection mechanism is matched to realize the detection of the tightness of the nut after the nut rotates for many times.
Description
Technical Field
The invention relates to the technical field of safety valve detection, in particular to a safety valve detection device and a safety valve detection method for a central air-conditioning refrigeration system.
Background
At present, the safety valves used in the central air-conditioning refrigeration system are basically OR safety valves, which are composed of a valve body, an internal blocking plate, a valve rod, a spring and other components, and after the safety valves are butted on a pipeline, when the pressure in the pipeline is too high, the blocking plate can be pushed to move outwards, so that the pressure in the pipeline is released.
At present, the OR relief valve outer end on the market generally all has the design nut, personnel can drive the valve rod through rotating the nut and move outward, make gas OR liquid outwards discharge in the pipeline, thereby can judge whether damage to the relief valve body when overhauing, current relief valve is after finishing processing, all need detect it, carry out various detections through equipment to the range such as bearing pressure of relief valve, but do not have the equipment that detects screw cap number of times of rotation and not hard up degree, make the later stage nut by personnel after frequently rotating, the not hard up condition probably appears, make to cause very easily damage and leak, for this reason, we propose central air conditioning refrigerating system relief valve detection device and method.
Disclosure of Invention
The invention aims to provide a safety valve detection device and a method thereof for a central air-conditioning refrigeration system, which can detect the problem of the rotation looseness of a safety valve nut, and solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the safety valve detection device of the refrigeration system of the central air conditioner comprises a detection plate, wherein a butt joint pipe for butt joint of safety valves is installed on the detection plate, two sliding rods are rotatably installed on the detection plate through a mounting plate, butt joint plates are sleeved on the outer sides of the two sliding rods in a sliding mode, and clamping assemblies for clamping nuts at the outer ends of the safety valves are installed in the butt joint plates; the detection mechanisms are arranged on the outer sides of the two sliding rods and are used for detecting the tightness of the nuts; and the outer end of the driving mechanism is connected with the clamping component.
Preferably, the centre gripping subassembly includes the pipe, and the nut outside of relief valve outer end is offered and is used for pivoted anti-skidding mouth, the first-class angle of equidistance is opened on the pipe has a plurality of centre gripping mouths, and is a plurality of all install the holder with anti-skidding mouth looks joint in the centre gripping mouth, the pipe one end outside with the butt joint plate rotates and pegs graft, and other end screw thread has cup jointed the adjustable ring, the pipe outer end is fixed with the drive gear, be fixed with the connecting rod on the butt joint plate, just the connecting rod outer end rotate cup joint with drive gear that the drive gear meshed mutually, realize the centre gripping to the nut through the centre gripping subassembly.
Preferably, the holder includes that the slip is pegged graft in the grip slipper with the grip slipper of antiskid mouthful looks adaptation, it has the removal mouth to open in the grip slipper, just remove the intraoral installation with the interior even board of grip slipper inner wall fixed, it runs through the connecting rod of even board to remove the intraoral slip of being fixed with, connecting rod outside cover have be used for with the outside propelling movement spring of propelling movement of grip slipper, just the grip slipper outer end open have with the chamfer of adjusting ring inner wall laminating, through holder and nut outside joint for follow-up can satisfy twisting of relative nut and move.
Preferably, the driving mechanism comprises a driving motor fixed on the detection plate through a motor frame, the output end of the driving motor is fixed with one of the outer ends of the slide rods through a coupling, a connecting sleeve is rotatably sleeved outside the slide rods, a round shell is fixed outside the connecting sleeve, a round ring is fixed in the round shell, a first gear ring and a second gear ring are respectively fixed inside the round shell and outside the round ring, the first gear ring and the second gear ring have the same number of teeth, a linkage gear post meshed with the first gear ring is installed inside the round shell and outside the round ring, a driving shaft is fixed at the outer end of the linkage gear post, the driving shaft is rotatably installed on the detection plate through a mounting plate, a driving gear post meshed with the transmission gear is fixed at the outer end of the driving shaft, and an adjusting component is installed outside the slide rod positioned at the outer end of the connecting sleeve, the power is provided by a driving mechanism.
Preferably, the adjusting part is including fixing the electric putter on the mounting panel, the electric putter output is fixed with the adjusting collar, it has the butt joint post to rotate the grafting in the adjusting collar, the outside that the slide bar is located the adapter sleeve outer end is fixed with spacing, the butt joint post slides and cup joints in the slide bar outside, and with spacing slip grafting, two the slide bar corresponds detection mechanism position department and slides and cup joints the installation cover, and one of them the installation cover with the adapter sleeve outer end all is fixed with the linkage fan board, the butt joint post both ends all are fixed with the linkage picture peg of pegging graft mutually with the linkage fan board, just the linkage fan board, with the chamfer has all been opened to linkage picture peg butt joint end, drives the butt joint post back-and-forth movement on the slide bar through electric putter to realize the joint with installation cover and adapter sleeve outer end linkage fan board.
Preferably, the detection mechanism comprises two movable sleeves sleeved outside the installation sleeve in a threaded manner, a movable groove is formed in the outer end of each movable sleeve, a contact ring is sleeved outside each movable groove, an extrusion spring used for pushing the contact ring is sleeved outside each movable groove, a pressure sensor and a linkage rod are fixed between the movable sleeves, linkage pieces are installed on the installation sleeves, and the tightness of the screw caps is adjusted through the detection mechanism.
Preferably, the linkage part comprises two linkage gears fixed on the two mounting sleeves, the outer sides of the two linkage gears are meshed and sleeved with toothed belts, and the mounting sleeves on the two sliding rods are driven to synchronously rotate through the linkage part.
Preferably, the method for detecting the safety valve of the central air-conditioning refrigeration system comprises the following steps:
s1, butting the bottom threads of the assembled safety valve on a production line on a butt joint pipe, then inserting a screw cap into a round pipe, and limiting through a clamping assembly;
s2, providing power through a driving mechanism, driving a clamping assembly to drive a nut to rotate forwards and backwards, and simulating a person to twist the nut;
s3, adjusting is carried out through the adjusting assembly, so that the driving mechanism provides power to drive the detecting mechanism to move outwards, and the tightness of the nut is detected.
Compared with the prior art, the invention has the beneficial effects that:
the safety valve mounting and limiting device realizes mounting and limiting of the safety valve through the designed clamping assembly, realizes forward and reverse rotation of the nut on the safety valve through mutual matching with the driving mechanism, simulates the screwing of personnel, and realizes detection of the tightness of the nut after multiple rotations through matching with the detection mechanism.
Drawings
FIG. 1 is a schematic view of the present invention in a docking configuration with a safety valve;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a partial cross-sectional structural schematic view of the present invention;
FIG. 4 is a schematic view of a clamping assembly of the present invention in partial cross-section;
FIG. 5 is an enlarged view taken at A in FIG. 4;
FIG. 6 is a schematic view of a clip according to the present invention;
FIG. 7 is a schematic view of the docking structure of the driving mechanism and the detecting mechanism of the present invention;
FIG. 8 is a partial cross-sectional structural view of the detection mechanism of the present invention;
FIG. 9 is a partial cross-sectional structural schematic view of the drive mechanism of the present invention;
FIG. 10 is a schematic view of the position relationship between the circular shell and the circular ring according to the present invention;
FIG. 11 is a schematic view of an adjusting assembly according to the present invention.
In the figure: 1-detecting plate; 2-butt joint pipe; 3-a slide bar; 4-a butt plate; 5-a clamping assembly; 6-a detection mechanism; 7-a drive mechanism; 8-round tube; 9-a clamping port; 10-a clamp; 11-an adjusting ring; 12-driving the gear; 13-a connecting rod; 14-a transmission gear; 15-a clamping plate; 16-a moving port; 17-connecting plates; 18-a connecting rod; 19-push away spring; 20-a drive motor; 21-connecting sleeves; 22-round shell; 23-a circular ring; 24-a toothed ring one; 25-ring gear II; 26-linkage tooth column; 27-a drive shaft; 28-drive tooth column; 29-an adjustment assembly; 30-an electric push rod; 31-an adjusting sleeve; 32-docking posts; 33-a limit bar; 34-mounting the sleeve; 35-linked fan plate; 36-linkage plug board; 37-moving the sleeve; 38-a moving slot; 39-contact ring; 40-pressing the spring; 41-linkage rod; 42-a linkage; 43-linked gear; 44-toothed belt.
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.
Example 1
Referring to fig. 1-3, the safety valve detection device of the refrigeration system of the central air conditioner in the figure comprises a detection plate 1, a butt joint pipe 2 for butt joint of the safety valve is installed on the detection plate 1, two slide bars 3 are rotatably installed on the detection plate 1 through an installation plate, a butt joint plate 4 is sleeved on the outer sides of the two slide bars 3 in a sliding manner, and a clamping assembly 5 for clamping a nut at the outer end of the safety valve is installed in the butt joint plate 4; the detection mechanisms 6 are arranged on the outer sides of the two sliding rods 3, and the detection mechanisms 6 are used for detecting the tightness of the nuts; and the driving mechanism 7 is arranged on the detection plate 1, and the outer end of the driving mechanism 7 is connected with the clamping component 5.
It should be noted that: in this scheme, through the mutually supporting of centre gripping subassembly 5 and butt joint pipe 2, realize the stable installation to the relief valve, cooperation actuating mechanism 7 can rotate just in the opposite directions to the nut.
In this embodiment, please refer to fig. 4-6, a clamping assembly 5 in the figure includes a circular tube 8, a nut at the outer end of the safety valve is provided with an anti-slip port for rotation, the circular tube 8 is provided with a plurality of clamping ports 9 at equal angles, clamping pieces 10 clamped with the anti-slip port are respectively installed in the plurality of clamping ports 9, the outer side of one end of the circular tube 8 is rotatably inserted into the butt plate 4, the other end of the circular tube is in threaded sleeve connection with an adjusting ring 11, the outer end of the circular tube 8 is fixed with a driving gear 12, the butt plate 4 is fixed with a connecting rod 13, and the outer end of the connecting rod 13 is rotatably sleeved with a transmission gear 14 engaged with the driving gear 12;
it should be noted that, the nut is inserted into the circular tube 8, and is butted with the anti-slip port through the plurality of clamping pieces 10, and the plurality of clamping pieces 10 are clamped and limited with the anti-slip port by screwing the adjusting ring 11.
Referring to fig. 6, the clamping member 10 in the figure includes a clamping plate 15 inserted into the clamping opening 9 in a sliding manner and adapted to the anti-slip opening, a moving opening 16 is formed in the clamping plate 15, a connecting plate 17 fixed to an inner wall of the clamping opening 9 is installed in the moving opening 16, a connecting rod 18 penetrating through the connecting plate 17 in a sliding manner is fixed in the moving opening 16, and an open spring 19 for pushing the clamping plate 15 outward is sleeved outside the connecting rod 18.
It should be noted that: when the adjusting ring 11 does not press the outer end of the clamping plate 15, the clamping plate 15 is driven to move outwards by pushing the spring 19 open, so that the clamping plate 15 is separated from the anti-skid opening, and the disassembly is convenient.
It is worth noting that: the outer end of the clamping plate 15 is provided with a chamfer which is attached to the inner wall of the adjusting ring 11, so that when a person pushes the adjusting ring 11, the clamping plate 15 can be pushed smoothly to move downwards.
In addition, referring to fig. 7, 9 and 10, the driving mechanism 7 in the figure comprises a driving motor 20 fixed on the detection plate 1 through a motor frame, the output end of the driving motor 20 is fixed with the outer end of one of the slide bars 3 through a shaft joint, and the outer side of the sliding rod 3 is sleeved with a connecting sleeve 21, the outer side of the connecting sleeve 21 is fixed with a round shell 22, a circular ring 23 is fixed in the circular shell 22, a first gear ring 24 and a second gear ring 25 are respectively fixed on the inner side of the circular shell 22 and the outer side of the circular ring 23, the teeth of the first gear ring 24 and the second gear ring 25 are the same, the inner side of the circular shell 22 and the outer side of the circular ring 23 are provided with a linkage tooth column 26 meshed with the first gear ring 24, and the outer end of the linkage tooth column 26 is fixed with a driving shaft 27, the driving shaft 27 is rotatably arranged on the detecting plate 1 through a mounting plate, and a driving tooth column 28 meshed with the transmission gear 14 is fixed at the outer end of the driving shaft 27, and an adjusting component 29 is arranged at the outer side of the sliding rod 3 at the outer end of the connecting sleeve 21.
It is worth noting that: through the rotation of round shell 22 and ring 23, rotate at the rotation of cooperation ring gear 24 and ring gear 25, realize the contact of taking turns to linkage tooth post 26 for linkage tooth post 26 is constantly just reversing the rotation, thereby control drive shaft 27 rotates, makes drive tooth post 28 drive gear 14 rotate, makes then to drive gear 12 and rotates, drives pipe 8 and rotates, makes a plurality of holders 10 drive the nut just reversing the rotation, and the anthropomorphic dummy twists the nut.
In addition, in the scheme, the detection method of the safety valve of the refrigeration system of the central air conditioner comprises the following steps:
s1, butting the bottom threads of the assembled safety valve on a production line on a butt joint pipe 2, then inserting a screw cap into a circular pipe 8, and limiting through a clamping assembly 5;
s2, providing power through a driving mechanism 7, driving the clamping assembly 5 to drive the nut to rotate forwards and backwards, and simulating a person to twist the nut;
s3, adjusting is carried out through the adjusting component 29, so that the driving mechanism 7 provides power to drive the detecting mechanism 6 to move outwards, and the tightness of the nut is detected.
The principle of detecting a nut on a safety valve; firstly, the personnel install the safety valve on the pick-up plate 1 accurately, then insert the nut in the pipe 8, and through rotating adjustable ring 11, make grip block 15 move down and block in the antiskid mouth on the nut, realize the butt joint to the nut, later rotate through driving motor 20, drive slide bar 3 and make adapter sleeve 21 rotate, thereby drive round shell 22 and rotate continuously, make first 24 of ring gear and ring gear 25 can circulate and carry out positive and negative rotation to linkage tooth post 26, control and drive the positive and negative rotation of tooth post 28, make the continuous positive and negative rotation of drive gear 12, the manual nut that rotates of analog personnel, later make driving motor 20 not take round shell 22 to rotate through adjusting part 29, and carry out the elasticity detection through detection mechanism 6 to the nut after rotating, thereby realize the detection to the nut on the safety valve.
In the scheme, the drive motor 20 is preferably of a Y80M1-2 model, a power supply interface of the motor is connected with a power supply system through a switch, a motor operation circuit is a normal and reverse rotation control program of a conventional motor, the circuit operates as the conventional circuit, circuits and control related in the scheme are the prior art, and redundant description is not repeated herein.
Example 2
Referring to fig. 9-11, in this embodiment, as further described in example 1, the adjusting assembly 29 in the figure includes an electric push rod 30 fixed on the mounting plate, an adjusting sleeve 31 is fixed at an output end of the electric push rod 30, a docking post 32 is rotatably inserted into the adjusting sleeve 31, a limiting bar 33 is fixed at an outer side of the sliding rod 3 at an outer end of the connecting sleeve 21, the docking post 32 is slidably sleeved at an outer side of the sliding rod 3 and slidably inserted into the limiting bar 33, mounting sleeves 34 are slidably sleeved at positions of the two sliding rods 3 corresponding to the detecting mechanism 6, a linkage fan plate 35 is fixed at an outer end of one of the mounting sleeves 34 and the connecting sleeve 21, linkage inserting plates 36 inserted into the linkage fan plates 35 are fixed at two ends of the docking post 32, and the docking ends of the linkage fan plate 35 and the linkage inserting plates 36 are chamfered.
It is worth noting that: the electric push rod 30 stretches to realize the movement of the adjusting sleeve 31 and the butt joint column 32, and the linkage inserting plate 36 on the butt joint column 32 is controlled to be inserted into the mounting sleeve 34 and the linkage fan plate 35 at the outer end of the connecting sleeve 21, so that the rotation of the connecting sleeve 21 and the mounting sleeve 34 can be controlled.
Example 3
Referring to fig. 7 and 8, in this embodiment, for further explanation of other embodiments, the detection mechanism 6 in the drawings includes two moving sleeves 37 which are sleeved outside the two mounting sleeves 34 by threads, a moving groove 38 is formed at an outer end of the moving sleeve 37, a contact ring 39 is sleeved outside the moving groove 38, an extrusion spring 40 for pushing the contact ring 39 is sleeved outside the moving groove 38, a pressure sensor is installed outside the contact ring 39, a linkage rod 41 is fixed between the two moving sleeves 37, and a linkage member 42 is installed on the two mounting sleeves 34;
the linkage member 42 comprises two linkage gears 43 fixed on the two mounting sleeves 34, the outer sides of the two linkage gears 43 are engaged and sleeved with a toothed belt 44, and the two mounting sleeves 34 are synchronously rotated through the designed linkage member 42, so that the two moving sleeves 37 can synchronously move;
it should be noted that: the electric push rod 30 stretches, the linkage inserting plate 36 is in butt joint with the linkage fan plate 35 at the outer end of the installation sleeve 34, the installation sleeve 34 is controlled to rotate, the moving sleeve 37 can move outwards, the contact ring 39 is extruded with the butt joint plate 4, the nut is extruded, the extrusion of the nut is achieved, the extrusion force is gradually improved along with the continuous movement of the moving sleeve 37, if the nut is loose, the outward movement can be achieved under the condition of specified extrusion force, and at the moment, whether the looseness occurs or not can be judged through the numerical value provided by the pressure sensor.
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 (8)
1. Central air conditioning refrigerating system relief valve detection device, its characterized in that includes:
the safety valve butt joint detection device comprises a detection plate (1), wherein a butt joint pipe (2) for butt joint of safety valves is installed on the detection plate (1), two sliding rods (3) are rotatably installed on the detection plate (1) through an installation plate, butt joint plates (4) are sleeved on the outer sides of the two sliding rods (3) in a sliding mode, and clamping assemblies (5) for clamping nuts at the outer ends of the safety valves are installed in the butt joint plates (4);
the detection mechanisms (6) are arranged on the outer sides of the two sliding rods (3), and the detection mechanisms (6) are used for detecting the tightness of nuts;
and the driving mechanism (7) is arranged on the detection plate (1), and the outer end of the driving mechanism (7) is connected with the clamping component (5).
2. A safety valve detection device for a refrigeration system of a central air conditioner according to claim 1, characterized in that: centre gripping subassembly (5) include pipe (8), and the nut outside of relief valve outer end is offered and is used for the non-slip mouth of pivoted, equal angle is opened on pipe (8) has a plurality of centre gripping mouths (9), and is a plurality of all install holder (10) with non-slip mouth looks joint in centre gripping mouth (9), pipe (8) one end outside with dock plate (4) rotate and peg graft, and other end screw thread has cup jointed adjustable ring (11), pipe (8) outer end is fixed with and drives gear (12), be fixed with connecting rod (13) on dock plate (4), just connecting rod (13) outer end rotate cup joint with drive gear (14) that drive gear (12) engaged with.
3. A safety valve detecting device for a refrigeration system of a central air conditioner according to claim 2, wherein: the clamping piece (10) comprises a clamping plate (15) which is inserted in the clamping opening (9) in a sliding mode and matched with the anti-sliding opening, a moving opening (16) is formed in the clamping plate (15), a connecting plate (17) fixed to the inner wall of the clamping opening (9) is installed in the moving opening (16), a connecting rod (18) which penetrates through the connecting plate (17) in a sliding mode is fixed in the moving opening (16), a push-away spring (19) used for pushing the clamping plate (15) outwards is sleeved on the outer side of the connecting rod (18), and a chamfer fitted with the inner wall of the adjusting ring (11) is formed in the outer end of the clamping plate (15).
4. A safety valve detection device for a refrigeration system of a central air conditioner according to claim 1, characterized in that: the driving mechanism (7) comprises a driving motor (20) fixed on the detection plate (1) through a motor frame, the output end of the driving motor (20) is fixed with one of the slide rods (3) through a coupler, a connecting sleeve (21) is sleeved outside the slide rods (3), a round shell (22) is fixed outside the connecting sleeve (21), a ring (23) is fixed inside the round shell (22), a first gear ring (24) and a second gear ring (25) are fixed inside the round shell (22) and outside the ring (23) respectively, the number of teeth of the first gear ring (24) and the number of teeth of the second gear ring (25) are the same, a linkage gear column (26) meshed with the first gear ring (24) is installed inside the round shell (22) and outside the ring (23), a driving shaft (27) is fixed on the linkage gear column (26), and the driving shaft (27) is installed on the detection plate (1) through a mounting plate in a rotating manner, and a driving tooth column (28) meshed with the transmission gear (14) is fixed at the outer end of the driving shaft (27), and an adjusting component (29) is installed at the outer side of the sliding rod (3) positioned at the outer end of the connecting sleeve (21).
5. The safety valve detecting device for a refrigeration system of a central air conditioner according to claim 4, wherein: the adjusting component (29) comprises an electric push rod (30) fixed on the mounting plate, an adjusting sleeve (31) is fixed at the output end of the electric push rod (30), a butt-joint column (32) is inserted in the adjusting sleeve (31) in a rotating way, the outer side of the sliding rod (3) at the outer end of the connecting sleeve (21) is fixed with a limiting strip (33), the butt-joint column (32) is sleeved outside the sliding rod (3) in a sliding way, and is inserted with the limit strip (33) in a sliding way, the positions of the two slide bars (3) corresponding to the detection mechanism (6) are sleeved with mounting sleeves (34) in a sliding way, and the outer ends of one of the mounting sleeve (34) and the connecting sleeve (21) are both fixed with a linked fan plate (35), two ends of the butt-joint column (32) are both fixed with a linkage inserting plate (36) which is inserted with the linkage fan plate (35), and the butt joint ends of the linkage fan plate (35) and the linkage inserting plate (36) are provided with chamfers.
6. The safety valve detecting device for a refrigeration system of a central air conditioner according to claim 5, wherein: detection mechanism (6) cup joints two including the screw two remove cover (37) in installation cover (34) outside, it has removal groove (38) to open removal cover (37) outer end, just removal groove (38) outside cover has contact ring (39), removal groove (38) outside cover has and is used for the propelling movement contact spring (40) of ring (39), just contact ring (39) outside is installed pressure sensor, two be fixed with gangbar (41) between removal cover (37), and two install linkage (42) on installation cover (34).
7. The safety valve detecting device for a refrigeration system of a central air conditioner according to claim 6, wherein: the linkage piece (42) comprises two linkage gears (43) fixed on the two mounting sleeves (34), and toothed belts (44) are meshed and sleeved on the outer sides of the two linkage gears (43).
8. The detection method of the safety valve of the refrigeration system of the central air conditioner is characterized by comprising the following steps:
s1, butt-jointing the bottom threads of the safety valve assembled on a production line on a butt joint pipe (2), then inserting a screw cap into a circular pipe (8), and limiting through a clamping assembly (5);
s2, providing power through a driving mechanism (7), driving a clamping assembly (5) to drive a nut to rotate forwards and backwards, and simulating a person to twist the nut;
s3, the adjusting component (29) is used for adjusting, so that the driving mechanism (7) provides power to drive the detecting mechanism (6) to move outwards, and the tightness of the nut is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210066710.9A CN114383837A (en) | 2022-01-20 | 2022-01-20 | Safety valve detection device and method for central air-conditioning refrigeration system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210066710.9A CN114383837A (en) | 2022-01-20 | 2022-01-20 | Safety valve detection device and method for central air-conditioning refrigeration system |
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| CN114383837A true CN114383837A (en) | 2022-04-22 |
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| CN202210066710.9A Pending CN114383837A (en) | 2022-01-20 | 2022-01-20 | Safety valve detection device and method for central air-conditioning refrigeration system |
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2022
- 2022-01-20 CN CN202210066710.9A patent/CN114383837A/en active Pending
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