CN113884255A - Valve packing installation and detecting system - Google Patents

Valve packing installation and detecting system Download PDF

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Publication number
CN113884255A
CN113884255A CN202111150105.1A CN202111150105A CN113884255A CN 113884255 A CN113884255 A CN 113884255A CN 202111150105 A CN202111150105 A CN 202111150105A CN 113884255 A CN113884255 A CN 113884255A
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CN
China
Prior art keywords
operating
packing
inflating
positioning
detection
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Pending
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CN202111150105.1A
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Chinese (zh)
Inventor
张昌雯
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Zhou Bo
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Ningbo Zhongshunsheng Precision Manufacturing Co ltd
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Priority to CN202111150105.1A priority Critical patent/CN113884255A/en
Publication of CN113884255A publication Critical patent/CN113884255A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating 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
    • G01M3/28Investigating 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
    • G01M3/2876Investigating 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 valves

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sealing Devices (AREA)

Abstract

The invention belongs to the field of valve packing installation and detection systems, and particularly relates to a valve packing installation and detection system which comprises a machine body, wherein an inflation motor is fixedly arranged on one side inside the machine body, an inflation component is arranged at the center inside the machine body, a positioning component is arranged on one side, away from the inflation motor, of the machine body, a packing operation component is arranged on one side, perpendicular to the ground direction, of the positioning component, and a sealing detection component is arranged on one side, away from the packing operation component, of the positioning component. The valve packing can be replaced, the sealing performance of the new packing is detected, and the packing is detected and re-reinforced.

Description

Valve packing installation and detecting system
Technical Field
The invention belongs to the field of valve packing installation and detection systems, and particularly relates to a valve packing installation and detection system.
Background
With the stricter environmental protection requirements of people, the requirements of customers in various industries on valves are increased, and the valves are gradually developed from meeting basic conditions of limiting internal leakage and external leakage and flexibly controlling to meet the requirement of the escape emission of the valves to the external environment.
The valve stem of the valve is generally sealed by rotating by adopting a packing. The packing is also called sealing packing, and is usually formed by weaving softer threads, and strips with square or rectangular or round cross sections are usually filled in a sealing cavity to realize sealing.
The existing packing installation method is to apply pressure to the packing ring through a bolt and a cover plate. Therefore, the installation method of putting all the packing rings at one time cannot ensure that each packing ring is subjected to enough pressure, and the pressure acting on the packing is controlled by controlling the compression ratio, so that errors are easily generated, and the sealing effect is influenced. Therefore, there is an urgent need for a valve packing installation and detection system that can replace the valve packing, detect the tightness of the new packing, and detect and re-reinforce the packing.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a valve packing installation and detection system which can replace a valve packing, detect the tightness of a new packing and detect and re-reinforce the packing.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a valve packing installation and detecting system, includes the organism, the inside one side of organism has set firmly aerifys the motor, the inside center department of organism is equipped with aerifys the part, the organism is located aerify the part and keep away from aerify motor one side and be equipped with locating part, locating part is equipped with packing operating means along perpendicular to ground direction one side, locating part keeps away from packing operating means one side is equipped with sealed detection part.
Preferably, the positioning component is slidably connected with the machine body, the packing operating component is slidably connected with the positioning component, and the sealing detection component is fixedly connected with the positioning component and the geometric center of the sealing detection component passes through the same circle center.
Preferably, the inflation component comprises an inflation eccentric worm wheel, the inflation eccentric worm wheel is rotatably connected with the side wall, close to the sealing detection component, in the machine body, an inflation worm is fixedly arranged at the output end of the inflation motor, the inflation worm is in transmission with the inflation eccentric worm wheel, an inflation piston rod is eccentrically and rotatably arranged on the surface of the inflation eccentric worm wheel, an inflation piston head is fixedly arranged at one end, away from the inflation eccentric worm wheel, of the inflation piston rod, an inflation piston cylinder is slidably sleeved on the inflation piston head, the inflation piston cylinder is rotatably connected with the machine body, an inflation hose is arranged at one end, away from the inflation eccentric worm wheel, of the inflation piston rod, and is communicated with the machine body, an inflation control piston is slidably arranged in one side, away from the inflation piston cylinder, of the machine body, and is connected with the machine body through an inflation control spring, an inflation control sliding sheet is fixedly arranged on one side, close to the inflation control spring, of the inflation control piston, and an inflation control coil is fixedly arranged in the machine body and located at the position corresponding to the inflation control sliding sheet.
Preferably, the positioning component comprises two positioning motors, the two positioning motors are fixedly arranged inside the machine body and positioned on two sides of the inflatable piston cylinder, the output end of the positioning motor is fixedly provided with a small positioning bevel gear, the small positioning bevel gear is in meshing transmission with a large positioning bevel gear, the large positioning bevel gear is fixedly sleeved with a positioning screw, the positioning screw is in threaded rotation sleeved with a positioning clamping arm, the inside of the positioning clamping arm is close to one end of the positioning screw, a surrounding motor is fixedly arranged at the output end of the surrounding motor, two surrounding small bevel gears are fixedly arranged at the output end of the surrounding motor, each surrounding small bevel gear is respectively in meshing transmission with a surrounding gear, the surrounding gear is rotatably sleeved with a surrounding large bevel gear, the surrounding large bevel gear is fixedly arranged on the machine body, a surrounding block is slidably sleeved inside the positioning clamping arm and is connected with the surrounding gear in a meshing manner, and a surrounding rod is fixedly arranged on the surface of the surrounding block.
Preferably, the packing operating component comprises an operating moving block, the operating moving block is slidably arranged inside the surrounding rod, a packing operating motor is fixedly arranged inside the surrounding rod and positioned at one end of the operating moving block, which is far away from the ground, an operating screw is fixedly arranged at the output end of the packing operating motor, an operating nut is fixedly arranged at the top of the operating moving block and is in threaded connection with the operating screw, a vibrating electromagnetic block is slidably arranged inside the operating moving block and close to one side of the operating nut, the vibrating electromagnetic block is connected with the operating moving block through a vibrating spring, a vibrating rod is fixedly arranged at the output end of the vibrating electromagnetic block, a switching button is slidably arranged at one end of the operating moving block, which is far away from the operating nut, two reversing rods are slidably arranged at one side of the switching button, which is far away from the operating nut, the reversing spring seat is fixedly arranged in the operation moving block and is positioned on the reversing rod surface in the direction towards the switching button, the reversing rod is connected with the reversing spring seat through a reversing spring, a reversing roller is rotatably arranged at one end, far away from the operation nut, of the operation moving block, an operation rod is fixedly arranged on the reversing roller, a packing mounting head is rotatably arranged at one end of the operation rod, far away from the packing mounting head, and a packing dismounting knife is fixedly arranged at one end of the operation rod.
Preferably, the sealed detection part includes that two leakproofness detect the piece, two the surface has set firmly the circumferential seal pad between the leakproofness detects the piece, the leakproofness detects the piece and keeps away from circumferential seal pad one end has set firmly the axial seal gasbag, the axial seal gasbag with the inflation hose intercommunication, the axial seal gasbag is kept away from circumferential seal pad one side has set firmly the axial seal pad, one side the inside slip of leakproofness detection piece is equipped with sealed detection piston, sealed detection piston with through sealed detection spring coupling between the leakproofness detection piece, sealed detection piston is close to sealed detection spring one side has set firmly sealed detection gleitbretter, the leakproofness detect the piece inside with sealed detection gleitbretter correspondence department has set firmly sealed detection coil.
Advantageous effects
The invention provides a valve packing installation and detection system through improvement, compared with the prior art, the valve packing installation and detection system has the following improvements and advantages:
1. through setting up packing operating means, can take off old packing and change new packing, accurate completion packing is changed fast.
2. Through setting up locating part, can pinpoint the packing position, avoid the packing not to aim at the change position and lead to changing the effect not good.
3. Through setting up sealed detection part, can detect whether packing of newly changing reaches the leakproofness requirement, guarantee valve normal operating.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;
FIG. 5 is a cross-sectional view taken at C-C of FIG. 2;
FIG. 6 is a partial cross-sectional view taken at D-D of FIG. 3;
FIG. 7 is an enlarged view of a portion E of FIG. 4;
FIG. 8 is an enlarged view of a portion of FIG. 4 at F;
fig. 9 is a partial enlarged view of fig. 3 at G.
In the figure: 10. a body; 11. an air-filled motor; 12. an inflatable eccentric worm gear; 13. an inflatable piston rod; 14. an inflatable piston cylinder; 15. an inflation control spring; 16. positioning a motor; 17. an inflation hose; 18. an inflatable ball spring; 19. inflating the balls; 20. a wrap-around motor; 21. a surrounding gear; 22. a surrounding block; 23. a surrounding rod; 24. positioning the clamping arm; 25. positioning the large bevel gear; 26. positioning a screw rod; 27. positioning the bevel pinion; 28. an inflatable piston head; 29. an inflation worm; 30. (ii) a 31. An axial seal gasket; 32. an axial sealing air bag; 33. a sealing performance detection block; 34. a circumferential gasket; 35. (ii) a 36. (ii) a 37. (ii) a 38. Packing operates the motor; 39. operating a moving block; 40. a switch button; 41. mounting a packing; 42. an operating lever; 43. a reversing roller; 44. a packing dismounting tool; 45. a reversing lever; 46. a reversing spring; 47. a reversing spring seat; 48. an inflation control coil; 49. an inflation control slide sheet; 50. an inflation control piston; 51. operating the screw; 52. operating the nut; 53. a vibration spring; 54. vibrating the electromagnetic block; 55. a vibrating rod; 56. a seal detection piston; 57. a seal detection spring; 58. sealing the detection coil; 59. sealing the detection slide sheet; 65. surrounding the bevel pinion; 67. surrounding the large bevel gear; 81. an inflation member; 82. a positioning member; 83. a packing operating component; 84. and a seal detection member.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Referring to fig. 1-9, a valve packing installation and detection system includes a machine body 10, an air charging motor 11 is fixedly disposed on one side inside the machine body 10, an air charging component 81 is disposed at a center inside the machine body 10, a positioning component 82 is disposed on one side of the machine body 10, which is located on the air charging component 81 and is far away from the air charging motor 11, a packing operation component 83 is disposed on one side of the positioning component 82, which is perpendicular to the ground direction, and a sealing detection component 84 is disposed on one side of the positioning component 82, which is far away from the packing operation component 83.
Further, the positioning component 82 is slidably connected to the machine body 10, the packing operating component 83 is slidably connected to the positioning component 82, and the seal detecting component 84 is fixedly connected to the positioning component 82 with the geometric center passing through the same center.
Further, the inflation component 81 comprises an inflation eccentric worm wheel 12, the inflation eccentric worm wheel 12 is rotatably connected with the side wall of the interior of the machine body 10 close to the sealing detection component 84, an inflation worm 29 is fixedly arranged at the output end of the inflation motor 11, the inflation worm 29 is in worm gear transmission with the inflation eccentric worm wheel 12, an inflation piston rod 13 is eccentrically and rotatably arranged on the surface of the inflation eccentric worm wheel 12, an inflation piston head 28 is fixedly arranged at one end of the inflation piston rod 13 far away from the inflation eccentric worm wheel 12, an inflation piston cylinder 14 is slidably sleeved on the inflation piston head 28, the inflation piston cylinder 14 is rotatably connected with the machine body 10, an inflation hose 17 is arranged at one end of the inflation piston cylinder 14 far away from the inflation eccentric worm wheel 12 and leads to the interior of the machine body 10, an inflation control piston 50 is slidably arranged at one side of the inflation piston cylinder 14 in the machine body 10, the inflation control piston 50 is connected with the machine body 10 through an inflation control spring 15, and an inflation control slide vane 49 is fixedly arranged at one side of the inflation control piston 50 close to the inflation control spring 15, an inflation control coil 48 is fixedly arranged in the machine body 10 at a position corresponding to the inflation control slide sheet 49.
Further, the positioning component 82 includes two positioning motors 16, the two positioning motors 16 are fixedly arranged inside the machine body 10 and located on two sides of the inflatable piston cylinder 14, the output end of the positioning motor 16 is fixedly provided with a small positioning bevel gear 27, the small positioning bevel gear 27 is in meshing transmission with a large positioning bevel gear 25, the large positioning bevel gear 25 is fixedly sleeved with a positioning screw 26, the positioning screw 26 is in threaded rotation and sleeved with a positioning clamping arm 24, one end of the inside of the positioning clamping arm 24, which is close to the positioning screw 26, is fixedly provided with a surrounding motor 20, the output end of the surrounding motor 20 is fixedly provided with two surrounding small bevel gears 65, each surrounding small bevel gear 65 is in meshing transmission with a surrounding gear 21, the surrounding gear 21 is rotatably sleeved with a surrounding large bevel gear 67, the surrounding large bevel gear 67 is fixedly arranged inside the machine body 10, the inside of the positioning clamping arm 24 is slidably sleeved with a surrounding block 22, the surrounding block 22 is in meshing connection with the surrounding gear 21, and a surrounding rod 23 is fixedly arranged on the surface of the surrounding block 22.
Further, the packing operating component 83 includes an operating moving block 39, the operating moving block 39 is slidably disposed inside the surrounding rod 23, a packing operating motor 38 is fixedly disposed inside the surrounding rod 23 at one end of the operating moving block 39 away from the ground, an operating screw 51 is fixedly disposed at an output end of the packing operating motor 38, an operating nut 52 is fixedly disposed at the top of the operating moving block 39, the operating nut 52 is in threaded connection with the operating screw 51, a vibrating electromagnet block 54 is slidably disposed inside the operating moving block 39 at a side close to the operating nut 52, the vibrating electromagnet block 54 is connected with the operating moving block 39 through a vibrating spring 53, a vibrating rod 55 is fixedly disposed at an output end of the vibrating electromagnet block 54, a switching button 40 is slidably disposed at one end of the operating moving block 39 away from the operating nut 52, two reversing rods 45 are slidably disposed at a side of the switching button 40 away from the operating nut 52, a reversing spring seat 47 is fixedly disposed inside the operating moving block 39 at a side of the reversing rod 45 facing the switching button 40, the reversing rod 45 is connected with the reversing spring seat 47 through a reversing spring 46, the reversing roller 43 is rotatably arranged at one end, away from the operating nut 52, of the operating moving block 39, the operating rod 42 is fixedly arranged on the reversing roller 43, the packing mounting head 41 is rotatably arranged at one end of the operating rod 42, and the packing dismounting knife 44 is fixedly arranged at one end, away from the packing mounting head 41, of the operating rod 42.
Further, the sealing detection component 84 includes two sealing detection blocks 33, a circumferential sealing gasket 34 is fixedly arranged on the surface between the two sealing detection blocks 33, an axial sealing air bag 32 is fixedly arranged at one end of the sealing detection block 33 far away from the circumferential sealing gasket 34, the axial sealing air bag 32 is communicated with the inflating hose 17, an axial sealing gasket 31 is fixedly arranged at one side of the axial sealing air bag 32 far away from the circumferential sealing gasket 34, a sealing detection piston 56 is slidably arranged inside the sealing detection block 33 at one side, the sealing detection piston 56 is connected with the sealing detection block 33 through a sealing detection spring 57, a sealing detection slide sheet 59 is fixedly arranged at one side of the sealing detection piston 56 close to the sealing detection spring 57, and a sealing detection coil 58 is fixedly arranged at a position, corresponding to the sealing detection slide sheet 59, inside the sealing detection block 33.
Principle of operation
When the valve packing mounting and detecting system starts from a static state, the positioning motor 16 starts to start, the positioning screw rod 26 rotates to enable the positioning clamping arms 24 on the two sides to move relatively to clamp and position the valve rod, the moving conversion button 40 drives the reversing rod 45 to slide, the reversing rod 45 on one side enables the operating rod 42 to incline, the packing dismounting knife 44 is lower than the packing mounting head 41 in height, the packing operating motor 38 starts to enable the packing dismounting knife 44 to contact with a packing and start around the motor 20 to drive the surrounding gear 21 to rotate, the surrounding block 22 drives the surrounding rod 23 to move along the inner chute of the positioning clamping arms 24, and the packing dismounting knife 44 removes a packing needing to be replaced.
When a new packing is placed in the valve, the switching button 40 is moved, the operating rod 42 is reversely inclined, the packing mounting head 41 is lower than the packing dismounting knife 44, the packing operating motor 38 starts to be started, the packing mounting head 41 contacts the new packing, the winding motor 20 is started to drive the winding gear 21 to rotate, the winding block 22 drives the winding rod 23 to move along the inner chute of the positioning clamping arm 24, and the packing mounting head 41 presses the replaced new packing into the valve body and compacts the new packing.
At the moment, the positioning motor 16 is reversely started, the positioning clamping arms 24 on the two sides loosen the valve rod, the machine body 10 is turned over by one hundred eighty degrees, the sealing detection part 84 faces to a new packing, the positioning motor 16 is started again, the circumferential sealing gaskets 34 on the two sides clamp the valve rod for sealing, the inflating motor 11 is started to drive the inflating eccentric worm gear 12 to rotate, gas in the inflating piston cylinder 14 enters the axial sealing air bag 32 through the inflating hose 17, the axial sealing air bag 32 expands to enable the axial sealing gasket 31 to be in sealing contact with the valve body, the gas fills a sealed space formed by the sealing detection blocks 33 on the two sides and the valve body and generates certain pressure, the inflating control piston 50 drives the inflating control slide sheet 49 to move to the position below the inflating control slide sheet 49 and separate from the inflating control slide sheet 49 along with the gradual rise of the pressure, the inflating motor 11 stops working, the sealing detection piston 56 moves along with the change of the pressure, and the relative position of the sealing detection slide sheet 59 and the sealing detection coil 58 changes and reacts to the change of the pressure.
When the relative position of the seal detection slide sheet 59 and the seal detection coil 58 is unchanged, the packing replacement is completed, and the sealing performance is good. When the relative position of the sealing detection slip sheet 59 and the sealing detection coil 58 changes, it is described that the sealing performance of the packing is poor, the sealing adjustment needs to be performed, the machine body 10 is turned by one hundred eighty degrees, the sealing detection part 84 faces a new packing, the positioning motor 16 is started again for positioning, the movement conversion button 40 drives the reversing rod 45 to slide, the reversing rod 45 on one side inclines the operating rod 42, the packing mounting head 41 is lower than the packing dismounting knife 44, the packing operating motor 38 starts to be in contact with the new packing, the surrounding motor 20 starts to drive the surrounding gear 21 to rotate, the surrounding block 22 drives the surrounding rod 23 to move along the inner sliding groove of the positioning clamping arm 24, the vibration electromagnetic block 54 starts at the same time, the vibration rod 55 is driven under the action of the vibration spring 53 to continuously knock the moving block 39, so that the packing is tightly embedded into the valve body, and the sealing installation is completed.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (6)

1. The utility model provides a valve packing installation and detecting system, includes organism (10), its characterized in that, organism (10) inside one side has set firmly gas filled motor (11), organism (10) inside center department is equipped with gas filled component (81), organism (10) are located gas filled component (81) are kept away from gas filled motor (11) one side is equipped with locating component (82), locating component (82) are equipped with packing operating means (83) along perpendicular to ground direction one side, locating component (82) are kept away from packing operating means (83) one side is equipped with sealed detection part (84).
2. The valve packing installation and detection system according to claim 1, wherein the positioning component (82) is slidably connected with the machine body (10), the packing operating component (83) is slidably connected with the positioning component (82), and the sealing detection component (84) is fixedly connected with the positioning component (82) and the geometric center of the sealing detection component passes through the same circle center.
3. The valve packing mounting and detecting system according to claim 1, wherein the inflating part (81) comprises an inflating eccentric worm gear (12), the inflating eccentric worm gear (12) is rotatably connected with the inner side of the machine body (10) close to the side wall of the seal detecting part (84), an inflating worm (29) is fixedly arranged at the output end of the inflating motor (11), the inflating worm (29) is in worm gear transmission with the inflating eccentric worm gear (12), an inflating piston rod (13) is eccentrically arranged on the surface of the inflating eccentric worm gear (12), an inflating piston head (28) is fixedly arranged at one end of the inflating piston rod (13) far away from the inflating eccentric worm gear (12), an inflating piston cylinder (14) is slidably sleeved on the inflating piston head (28), the inflating piston cylinder (14) is rotatably connected with the machine body (10), and an inflating hose (17) is arranged at one end of the inflating piston cylinder (14) far away from the inflating eccentric worm gear (12) The inflatable control piston is communicated with the inside of the machine body (10), an inflatable control piston (50) is arranged in the machine body (10) and positioned on one side of the inflatable piston cylinder (14) in a sliding mode, the inflatable control piston (50) is connected with the machine body (10) through an inflatable control spring (15), an inflatable control sliding sheet (49) is fixedly arranged on one side, close to the inflatable control spring (15), of the inflatable control piston (50), and an inflatable control coil (48) is fixedly arranged in the machine body (10) and positioned at the position, corresponding to the inflatable control sliding sheet (49).
4. The valve packing mounting and detecting system according to claim 1, wherein the positioning component (82) includes two positioning motors (16), the two positioning motors (16) are fixedly arranged inside the machine body (10) and located on two sides of the air-filled piston cylinder (14), the output end of the positioning motor (16) is fixedly provided with a small positioning bevel gear (27), the small positioning bevel gear (27) is engaged and driven with a large positioning bevel gear (25), the large positioning bevel gear (25) is fixedly sleeved with a positioning screw (26), the positioning screw (26) is threadedly and rotatably sleeved with a positioning clamping arm (24), one end of the inside of the positioning clamping arm (24) close to the positioning screw (26) is fixedly provided with a surrounding motor (20), the output end of the surrounding motor (20) is fixedly provided with two surrounding small bevel gears (65), each surrounding small bevel gear (65) is respectively engaged and driven with a surrounding gear (21), encircle gear (21) and rotate the cover and be equipped with and encircle big bevel gear (67), encircle big bevel gear (67) set firmly in organism (10), the inside slip cover of location arm lock (24) is equipped with and encircles piece (22), encircle piece (22) with encircle gear (21) meshing connection, encircle piece (22) surface and set firmly around pole (23).
5. The valve packing mounting and detecting system according to claim 4, wherein the packing operating component (83) includes an operating moving block (39), the operating moving block (39) is slidably disposed inside the surrounding rod (23), a packing operating motor (38) is fixedly disposed inside the surrounding rod (23) at one end of the operating moving block (39) far away from the ground, an operating screw (51) is fixedly disposed at an output end of the packing operating motor (38), an operating nut (52) is fixedly disposed at the top of the operating moving block (39), the operating nut (52) is in threaded connection with the operating screw (51), a vibrating electromagnet block (54) is slidably disposed inside the operating moving block (39) near one side of the operating nut (52), and the vibrating electromagnet block (54) is connected with the operating moving block (39) through a vibrating spring (53), a vibrating rod (55) is fixedly arranged at the output end of the vibrating electromagnetic block (54), a switching button (40) is arranged at one end, far away from the operating nut (52), in the operating moving block (39) in a sliding manner, a switching spring seat (47) is fixedly arranged at one side, far away from the operating nut (52), of the switching button (40) in the operating moving block (39), a switching spring seat (47) is fixedly arranged at one end, far away from the operating nut (52), of the switching rod (45) in the operating moving block (39) in a sliding manner, the switching spring seat (47) is connected with the switching rod (45) through a switching spring (46), a switching roller (43) is rotatably arranged at one end, far away from the operating nut (52), of the operating moving block (39), an operating rod (42) is fixedly arranged on the switching roller (43), and a packing mounting head (41) is rotatably arranged at one end of the operating rod (42), and a packing dismounting knife (44) is fixedly arranged at one end of the operating rod (42) far away from the packing mounting head (41).
6. The valve packing installation and detection system according to claim 1, wherein the seal detection component (84) comprises two tightness detection blocks (33), a circumferential sealing gasket (34) is fixedly arranged on the surface between the two tightness detection blocks (33), one end, away from the circumferential sealing gasket (34), of each tightness detection block (33) is fixedly provided with an axial sealing air bag (32), the axial sealing air bag (32) is communicated with the inflation hose (17), one side, away from the circumferential sealing gasket (34), of the axial sealing air bag (32) is fixedly provided with an axial sealing gasket (31), one side, away from the circumferential sealing gasket (34), of each tightness detection block (33) is internally provided with a seal detection piston (56) in a sliding manner, the seal detection piston (56) is connected with the tightness detection blocks (33) through a seal detection spring (57), and one side, close to the seal detection spring (57), of each seal detection piston (56) is fixedly provided with a seal detection slide vane (33) 59) And a sealing detection coil (58) is fixedly arranged in the sealing detection block (33) at the position corresponding to the sealing detection slide sheet (59).
CN202111150105.1A 2021-09-29 2021-09-29 Valve packing installation and detecting system Pending CN113884255A (en)

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CN202111150105.1A CN113884255A (en) 2021-09-29 2021-09-29 Valve packing installation and detecting system

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Application Number Priority Date Filing Date Title
CN202111150105.1A CN113884255A (en) 2021-09-29 2021-09-29 Valve packing installation and detecting system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116818023A (en) * 2023-08-29 2023-09-29 南京浦蓝大气环境研究院有限公司 Atmospheric environment monitoring emergency early warning device

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